3c3845e feat(web): merge request layout, merge bar and lazy-loaded files (#51) · ermite

M internal/adapters/gitcli/diff.go +10 -3


@@ -107,16 +107,22 @@ func readDiff(r *bufio.Reader, limits domain.DiffLimits) (domain.Diff, domain.Di
107	107		stats.Deletions += entries[i].del
108	108		}
109	109		var diff domain.Diff
110		-	if len(entries) > limits.MaxFiles {
	110	+	if limits.MaxFiles > 0 && len(entries) > limits.MaxFiles {
111	111		entries = entries[:limits.MaxFiles]
112	112		diff.Truncated = true
113	113		}
	114	+	// Only the files of the window [from, to) get their hunks; the others are
	115	+	// listed as they are, neither truncated nor counted in the budgets.
	116	+	from, to := max(limits.From, 0), len(entries)
	117	+	if limits.To > 0 {
	118	+	to = min(limits.To, len(entries))
	119	+	}
114	120
115	121		// The patch holds one section per file, two for a type change, in the
116	122		// order of the entries. Entries without lines to show (binary, pure
117	123		// rename, mode change) have a section without hunks.
118	124		lastRead := -1
119		-	for i := range entries {
	125	+	for i := from; i < to; i++ {
120	126		if wantsHunks(&entries[i], limits, limits.MaxTotalLines, limits.MaxTotalBytes) {
121	127		lastRead = i
122	128		}

@@ -136,8 +142,9 @@ func readDiff(r *bufio.Reader, limits domain.DiffLimits) (domain.Diff, domain.Di
136	142		if e.typeChange {
137	143		sections = 2
138	144		}
	145	+	inWindow := i >= from && i < to
139	146		switch {
140		-	case !changedLines(e):
	147	+	case !inWindow, !changedLines(e):
141	148		// Nothing to show.
142	149		case !wantsHunks(e, limits, budget, pr.bytesLeft):
143	150		e.file.Truncated = true

 		stats.Deletions += entries[i].del
 	}
 	var diff domain.Diff
-	if len(entries) > limits.MaxFiles {
+	if limits.MaxFiles > 0 && len(entries) > limits.MaxFiles {
 		entries = entries[:limits.MaxFiles]
 		diff.Truncated = true
 	}
+	// Only the files of the window [from, to) get their hunks; the others are
+	// listed as they are, neither truncated nor counted in the budgets.
+	from, to := max(limits.From, 0), len(entries)
+	if limits.To > 0 {
+		to = min(limits.To, len(entries))
+	}
 	// The patch holds one section per file, two for a type change, in the
 	// order of the entries. Entries without lines to show (binary, pure
 	// rename, mode change) have a section without hunks.
 	lastRead := -1
-	for i := range entries {
+	for i := from; i < to; i++ {
 		if wantsHunks(&entries[i], limits, limits.MaxTotalLines, limits.MaxTotalBytes) {
 			lastRead = i
 		}
 		if e.typeChange {
 			sections = 2
 		}
+		inWindow := i >= from && i < to
 		switch {
-		case !changedLines(e):
+		case !inWindow, !changedLines(e):
 			// Nothing to show.
 		case !wantsHunks(e, limits, budget, pr.bytesLeft):
 			e.file.Truncated = true

M internal/adapters/gitcli/diff_test.go +176 -0


@@ -484,3 +484,179 @@ func TestGetCommitStopsGitEarly(t *testing.T) {
484	484		assert.True(t, d.Diff.Files[1].Truncated)
485	485		assert.Equal(t, 100005, d.Stats.Additions)
486	486		}
	487	+
	488	+	// windowFixture commits a diff that mixes what the patch reader must step over
	489	+	// in a window: text, binary, a rename, a type change (two sections), a mode
	490	+	// change (no hunks) and more text. It returns the id of the second commit.
	491	+	func windowFixture(t testing.T, data, name string) (readertest.Fixture, string) {
	492	+	t.Helper()
	493	+	f := readertest.NewFixture(t, data, name)
	494	+	f.Lines("a-text", "a", 20).WriteBytes("b-bin", []byte{0, 1, 2}).Lines("c-old", "c", 30).
	495	+	Lines("d-type", "d", 5).Lines("e-mode", "e", 3).Lines("f-text", "f", 20).Lines("g-text", "g", 20)
	496	+	f.Commit("v1")
	497	+	f.Lines("a-text", "A", 21).WriteBytes("b-bin", []byte{0, 3}).Mv("c-old", "c-new").
	498	+	Remove("d-type").Symlink("a-text", "d-type").Chmod("e-mode", 0o755).Lines("f-text", "F", 20).Lines("g-text", "G", 2)
	499	+	f.Write("c-new", readLines("c", 30)+"extra\n") // a rename with one line added
	500	+	id := f.Commit("v2")
	501	+	return f, id
	502	+	}
	503	+
	504	+	func readLines(prefix string, n int) string {
	505	+	var b strings.Builder
	506	+	for i := range n {
	507	+	fmt.Fprintf(&b, "%s %d\n", prefix, i)
	508	+	}
	509	+	return b.String()
	510	+	}
	511	+
	512	+	func TestDiffLimitsWindow(t *testing.T) {
	513	+	ctx := context.Background()
	514	+	g, data := newReader(t, nil)
	515	+
	516	+	t.Run("a window reads the hunks of its files only, whatever the files around it", func(t *testing.T) {
	517	+	f, id := windowFixture(t, data, "win-mixed")
	518	+	full, err := g.GetCommit(ctx, f.Name, readertest.Rev(t, id), domain.DefaultDiffLimits())
	519	+	require.NoError(t, err)
	520	+	assertMatchesGitShow(t, f, id, full)
	521	+	n := len(full.Diff.Files)
	522	+	require.GreaterOrEqual(t, n, 7)
	523	+	status := map[domain.FileStatus]bool{}
	524	+	for _, file := range full.Diff.Files {
	525	+	status[file.Status] = true
	526	+	}
	527	+	assert.True(t, status[domain.FileTypeChanged], "the fixture has a type change")
	528	+	assert.True(t, status[domain.FileRenamed], "the fixture has a rename")
	529	+	assert.False(t, full.Diff.Truncated)
	530	+
	531	+	tests := []struct {
	532	+	name string
	533	+	from, to int
	534	+	}{
	535	+	{"first file", 0, 1},
	536	+	{"middle", 2, 5},
	537	+	{"type change alone", 3, 4},
	538	+	{"binary alone", 1, 2},
	539	+	{"mode change alone", 4, 5},
	540	+	{"rename alone", 2, 3},
	541	+	{"through the end, to 0", 3, 0},
	542	+	{"to past the end", 5, 100},
	543	+	{"last file", n - 1, n},
	544	+	{"from past the end", n, n + 5},
	545	+	{"far past the end", 1000, 0},
	546	+	{"empty window", 3, 3},
	547	+	{"whole diff", 0, 0},
	548	+	}
	549	+	for _, tc := range tests {
	550	+	t.Run(tc.name, func(t *testing.T) {
	551	+	limits := domain.DefaultDiffLimits()
	552	+	limits.From, limits.To = tc.from, tc.to
	553	+	d, err := g.GetCommit(ctx, f.Name, readertest.Rev(t, id), limits)
	554	+	require.NoError(t, err)
	555	+	require.Len(t, d.Diff.Files, n)
	556	+	assert.Equal(t, full.Stats, d.Stats)
	557	+	assert.False(t, d.Diff.Truncated, "files outside the window do not truncate the diff")
	558	+	to := tc.to
	559	+	if to == 0 {
	560	+	to = n
	561	+	}
	562	+	for i, got := range d.Diff.Files {
	563	+	want := full.Diff.Files[i]
	564	+	if i < tc.from \|\| i >= to {
	565	+	want.Hunks = nil
	566	+	}
	567	+	assert.Equal(t, want, got, "file %d (%s)", i, want.NewPath)
	568	+	}
	569	+	})
	570	+	}
	571	+	})
	572	+
	573	+	t.Run("files outside the window use none of the total budget", func(t *testing.T) {
	574	+	f := readertest.NewFixture(t, data, "win-budget")
	575	+	commitFiles(f, "five", map[string]int{"a": 10, "b": 10, "c": 10, "d": 10, "e": 10})
	576	+	limits := domain.DiffLimits{MaxFileLines: 100, MaxTotalLines: 15, MaxTotalBytes: 1 << 20, From: 3, To: 5}
	577	+	d, err := g.GetCommit(ctx, f.Name, domain.Revision{}, limits)
	578	+	require.NoError(t, err)
	579	+	require.Len(t, d.Diff.Files, 5)
	580	+	for i, file := range d.Diff.Files {
	581	+	switch i {
	582	+	case 3:
	583	+	assert.False(t, file.Truncated)
	584	+	assert.Len(t, file.Hunks, 1, "10 lines fit in 15")
	585	+	case 4:
	586	+	assert.True(t, file.Truncated, "the second file of the window does not fit in the 5 lines left")
	587	+	default:
	588	+	assert.False(t, file.Truncated)
	589	+	assert.Empty(t, file.Hunks)
	590	+	assert.Equal(t, 10, file.Additions, "counts stay accurate")
	591	+	}
	592	+	}
	593	+	assert.True(t, d.Diff.Truncated, "a file of the window is truncated")
	594	+
	595	+	limits.From, limits.To = 0, 0
	596	+	limits.MaxTotalBytes = 25 // "a 0\n".."a 9\n" is 30 bytes of text per file
	597	+	d, err = g.GetCommit(ctx, f.Name, domain.Revision{}, limits)
	598	+	require.NoError(t, err)
	599	+	assert.True(t, d.Diff.Files[0].Truncated)
	600	+	})
	601	+
	602	+	t.Run("a file beyond the window is not truncated by its own size", func(t *testing.T) {
	603	+	f := readertest.NewFixture(t, data, "win-huge")
	604	+	f.Lines("a", "x", 5).Lines("z-huge", "y", 5000).Commit("c")
	605	+	limits := domain.DefaultDiffLimits()
	606	+	limits.From, limits.To = 0, 1
	607	+	d, err := g.GetCommit(ctx, f.Name, domain.Revision{}, limits)
	608	+	require.NoError(t, err)
	609	+	require.Len(t, d.Diff.Files, 2)
	610	+	assert.Len(t, d.Diff.Files[0].Hunks, 1)
	611	+	assert.False(t, d.Diff.Files[1].Truncated)
	612	+	assert.Empty(t, d.Diff.Files[1].Hunks)
	613	+	assert.False(t, d.Diff.Truncated)
	614	+	limits.From, limits.To = 1, 2
	615	+	d, err = g.GetCommit(ctx, f.Name, domain.Revision{}, limits)
	616	+	require.NoError(t, err)
	617	+	assert.True(t, d.Diff.Files[1].Truncated, "in the window, over the per-file limit")
	618	+	assert.True(t, d.Diff.Truncated)
	619	+	})
	620	+
	621	+	t.Run("MaxFiles 0 lists every file", func(t *testing.T) {
	622	+	f := readertest.NewFixture(t, data, "win-many")
	623	+	const total = 350
	624	+	for i := range total {
	625	+	f.Write(fmt.Sprintf("many/f%03d", i), fmt.Sprintf("x%d\n", i))
	626	+	}
	627	+	f.Commit("many")
	628	+	limits := domain.DefaultDiffLimits()
	629	+	limits.MaxFiles = 0
	630	+	d, err := g.GetCommit(ctx, f.Name, domain.Revision{}, limits)
	631	+	require.NoError(t, err)
	632	+	require.Len(t, d.Diff.Files, total)
	633	+	assert.False(t, d.Diff.Truncated)
	634	+	assert.Equal(t, domain.DiffStats{FilesChanged: total, Additions: total}, d.Stats)
	635	+	for i, file := range d.Diff.Files {
	636	+	assert.Equal(t, fmt.Sprintf("many/f%03d", i), file.NewPath)
	637	+	require.Len(t, file.Hunks, 1, file.NewPath)
	638	+	}
	639	+
	640	+	// A window past the 300th file reads its own hunks.
	641	+	limits.From, limits.To = 320, 330
	642	+	d, err = g.GetCommit(ctx, f.Name, domain.Revision{}, limits)
	643	+	require.NoError(t, err)
	644	+	require.Len(t, d.Diff.Files, total)
	645	+	assert.False(t, d.Diff.Truncated)
	646	+	for i, file := range d.Diff.Files {
	647	+	if i >= 320 && i < 330 {
	648	+	require.Len(t, file.Hunks, 1)
	649	+	assert.Equal(t, fmt.Sprintf("x%d", i), file.Hunks[0].Lines[0].Text)
	650	+	} else {
	651	+	assert.Empty(t, file.Hunks)
	652	+	}
	653	+	assert.False(t, file.Truncated)
	654	+	}
	655	+
	656	+	// The default limits still cut at 300.
	657	+	d, err = g.GetCommit(ctx, f.Name, domain.Revision{}, domain.DefaultDiffLimits())
	658	+	require.NoError(t, err)
	659	+	assert.Len(t, d.Diff.Files, 300)
	660	+	assert.True(t, d.Diff.Truncated)
	661	+	})
	662	+	}


@@ -484,3 +484,179 @@ func TestGetCommitStopsGitEarly(t *testing.T) {
484	assert.True(t, d.Diff.Files[1].Truncated)	484		assert.True(t, d.Diff.Files[1].Truncated)
485	assert.Equal(t, 100005, d.Stats.Additions)	485		assert.Equal(t, 100005, d.Stats.Additions)
486	}	486		}
		487	+
		488	+	// windowFixture commits a diff that mixes what the patch reader must step over
		489	+	// in a window: text, binary, a rename, a type change (two sections), a mode
		490	+	// change (no hunks) and more text. It returns the id of the second commit.
		491	+	func windowFixture(t testing.T, data, name string) (readertest.Fixture, string) {
		492	+	t.Helper()
		493	+	f := readertest.NewFixture(t, data, name)
		494	+	f.Lines("a-text", "a", 20).WriteBytes("b-bin", []byte{0, 1, 2}).Lines("c-old", "c", 30).
		495	+	Lines("d-type", "d", 5).Lines("e-mode", "e", 3).Lines("f-text", "f", 20).Lines("g-text", "g", 20)
		496	+	f.Commit("v1")
		497	+	f.Lines("a-text", "A", 21).WriteBytes("b-bin", []byte{0, 3}).Mv("c-old", "c-new").
		498	+	Remove("d-type").Symlink("a-text", "d-type").Chmod("e-mode", 0o755).Lines("f-text", "F", 20).Lines("g-text", "G", 2)
		499	+	f.Write("c-new", readLines("c", 30)+"extra\n") // a rename with one line added
		500	+	id := f.Commit("v2")
		501	+	return f, id
		502	+	}
		503	+
		504	+	func readLines(prefix string, n int) string {
		505	+	var b strings.Builder
		506	+	for i := range n {
		507	+	fmt.Fprintf(&b, "%s %d\n", prefix, i)
		508	+	}
		509	+	return b.String()
		510	+	}
		511	+
		512	+	func TestDiffLimitsWindow(t *testing.T) {
		513	+	ctx := context.Background()
		514	+	g, data := newReader(t, nil)
		515	+
		516	+	t.Run("a window reads the hunks of its files only, whatever the files around it", func(t *testing.T) {
		517	+	f, id := windowFixture(t, data, "win-mixed")
		518	+	full, err := g.GetCommit(ctx, f.Name, readertest.Rev(t, id), domain.DefaultDiffLimits())
		519	+	require.NoError(t, err)
		520	+	assertMatchesGitShow(t, f, id, full)
		521	+	n := len(full.Diff.Files)
		522	+	require.GreaterOrEqual(t, n, 7)
		523	+	status := map[domain.FileStatus]bool{}
		524	+	for _, file := range full.Diff.Files {
		525	+	status[file.Status] = true
		526	+	}
		527	+	assert.True(t, status[domain.FileTypeChanged], "the fixture has a type change")
		528	+	assert.True(t, status[domain.FileRenamed], "the fixture has a rename")
		529	+	assert.False(t, full.Diff.Truncated)
		530	+
		531	+	tests := []struct {
		532	+	name string
		533	+	from, to int
		534	+	}{
		535	+	{"first file", 0, 1},
		536	+	{"middle", 2, 5},
		537	+	{"type change alone", 3, 4},
		538	+	{"binary alone", 1, 2},
		539	+	{"mode change alone", 4, 5},
		540	+	{"rename alone", 2, 3},
		541	+	{"through the end, to 0", 3, 0},
		542	+	{"to past the end", 5, 100},
		543	+	{"last file", n - 1, n},
		544	+	{"from past the end", n, n + 5},
		545	+	{"far past the end", 1000, 0},
		546	+	{"empty window", 3, 3},
		547	+	{"whole diff", 0, 0},
		548	+	}
		549	+	for _, tc := range tests {
		550	+	t.Run(tc.name, func(t *testing.T) {
		551	+	limits := domain.DefaultDiffLimits()
		552	+	limits.From, limits.To = tc.from, tc.to
		553	+	d, err := g.GetCommit(ctx, f.Name, readertest.Rev(t, id), limits)
		554	+	require.NoError(t, err)
		555	+	require.Len(t, d.Diff.Files, n)
		556	+	assert.Equal(t, full.Stats, d.Stats)
		557	+	assert.False(t, d.Diff.Truncated, "files outside the window do not truncate the diff")
		558	+	to := tc.to
		559	+	if to == 0 {
		560	+	to = n
		561	+	}
		562	+	for i, got := range d.Diff.Files {
		563	+	want := full.Diff.Files[i]
		564	+	if i < tc.from \|\| i >= to {
		565	+	want.Hunks = nil
		566	+	}
		567	+	assert.Equal(t, want, got, "file %d (%s)", i, want.NewPath)
		568	+	}
		569	+	})
		570	+	}
		571	+	})
		572	+
		573	+	t.Run("files outside the window use none of the total budget", func(t *testing.T) {
		574	+	f := readertest.NewFixture(t, data, "win-budget")
		575	+	commitFiles(f, "five", map[string]int{"a": 10, "b": 10, "c": 10, "d": 10, "e": 10})
		576	+	limits := domain.DiffLimits{MaxFileLines: 100, MaxTotalLines: 15, MaxTotalBytes: 1 << 20, From: 3, To: 5}
		577	+	d, err := g.GetCommit(ctx, f.Name, domain.Revision{}, limits)
		578	+	require.NoError(t, err)
		579	+	require.Len(t, d.Diff.Files, 5)
		580	+	for i, file := range d.Diff.Files {
		581	+	switch i {
		582	+	case 3:
		583	+	assert.False(t, file.Truncated)
		584	+	assert.Len(t, file.Hunks, 1, "10 lines fit in 15")
		585	+	case 4:
		586	+	assert.True(t, file.Truncated, "the second file of the window does not fit in the 5 lines left")
		587	+	default:
		588	+	assert.False(t, file.Truncated)
		589	+	assert.Empty(t, file.Hunks)
		590	+	assert.Equal(t, 10, file.Additions, "counts stay accurate")
		591	+	}
		592	+	}
		593	+	assert.True(t, d.Diff.Truncated, "a file of the window is truncated")
		594	+
		595	+	limits.From, limits.To = 0, 0
		596	+	limits.MaxTotalBytes = 25 // "a 0\n".."a 9\n" is 30 bytes of text per file
		597	+	d, err = g.GetCommit(ctx, f.Name, domain.Revision{}, limits)
		598	+	require.NoError(t, err)
		599	+	assert.True(t, d.Diff.Files[0].Truncated)
		600	+	})
		601	+
		602	+	t.Run("a file beyond the window is not truncated by its own size", func(t *testing.T) {
		603	+	f := readertest.NewFixture(t, data, "win-huge")
		604	+	f.Lines("a", "x", 5).Lines("z-huge", "y", 5000).Commit("c")
		605	+	limits := domain.DefaultDiffLimits()
		606	+	limits.From, limits.To = 0, 1
		607	+	d, err := g.GetCommit(ctx, f.Name, domain.Revision{}, limits)
		608	+	require.NoError(t, err)
		609	+	require.Len(t, d.Diff.Files, 2)
		610	+	assert.Len(t, d.Diff.Files[0].Hunks, 1)
		611	+	assert.False(t, d.Diff.Files[1].Truncated)
		612	+	assert.Empty(t, d.Diff.Files[1].Hunks)
		613	+	assert.False(t, d.Diff.Truncated)
		614	+	limits.From, limits.To = 1, 2
		615	+	d, err = g.GetCommit(ctx, f.Name, domain.Revision{}, limits)
		616	+	require.NoError(t, err)
		617	+	assert.True(t, d.Diff.Files[1].Truncated, "in the window, over the per-file limit")
		618	+	assert.True(t, d.Diff.Truncated)
		619	+	})
		620	+
		621	+	t.Run("MaxFiles 0 lists every file", func(t *testing.T) {
		622	+	f := readertest.NewFixture(t, data, "win-many")
		623	+	const total = 350
		624	+	for i := range total {
		625	+	f.Write(fmt.Sprintf("many/f%03d", i), fmt.Sprintf("x%d\n", i))
		626	+	}
		627	+	f.Commit("many")
		628	+	limits := domain.DefaultDiffLimits()
		629	+	limits.MaxFiles = 0
		630	+	d, err := g.GetCommit(ctx, f.Name, domain.Revision{}, limits)
		631	+	require.NoError(t, err)
		632	+	require.Len(t, d.Diff.Files, total)
		633	+	assert.False(t, d.Diff.Truncated)
		634	+	assert.Equal(t, domain.DiffStats{FilesChanged: total, Additions: total}, d.Stats)
		635	+	for i, file := range d.Diff.Files {
		636	+	assert.Equal(t, fmt.Sprintf("many/f%03d", i), file.NewPath)
		637	+	require.Len(t, file.Hunks, 1, file.NewPath)
		638	+	}
		639	+
		640	+	// A window past the 300th file reads its own hunks.
		641	+	limits.From, limits.To = 320, 330
		642	+	d, err = g.GetCommit(ctx, f.Name, domain.Revision{}, limits)
		643	+	require.NoError(t, err)
		644	+	require.Len(t, d.Diff.Files, total)
		645	+	assert.False(t, d.Diff.Truncated)
		646	+	for i, file := range d.Diff.Files {
		647	+	if i >= 320 && i < 330 {
		648	+	require.Len(t, file.Hunks, 1)
		649	+	assert.Equal(t, fmt.Sprintf("x%d", i), file.Hunks[0].Lines[0].Text)
		650	+	} else {
		651	+	assert.Empty(t, file.Hunks)
		652	+	}
		653	+	assert.False(t, file.Truncated)
		654	+	}
		655	+
		656	+	// The default limits still cut at 300.
		657	+	d, err = g.GetCommit(ctx, f.Name, domain.Revision{}, domain.DefaultDiffLimits())
		658	+	require.NoError(t, err)
		659	+	assert.Len(t, d.Diff.Files, 300)
		660	+	assert.True(t, d.Diff.Truncated)
		661	+	})
		662	+	}

M internal/adapters/rpc/mergerequest.go +1 -1


@@ -166,7 +166,7 @@ func (s mergeRequestService) GetMergeRequest(ctx context.Context, req connect.
166	166		if err != nil {
167	167		return nil, connectError(ctx, err)
168	168		}
169		-	d, err := s.mrs.Get(ctx, caller(ctx), name, req.Msg.GetNumber(), req.Msg.GetSinceLastRead())
	169	+	d, err := s.mrs.Get(ctx, caller(ctx), name, req.Msg.GetNumber(), ports.GetMergeRequestOptions{SinceLastRead: req.Msg.GetSinceLastRead()})
170	170		if err != nil {
171	171		return nil, connectError(ctx, err)
172	172		}


@@ -166,7 +166,7 @@ func (s mergeRequestService) GetMergeRequest(ctx context.Context, req connect.
166		if err != nil {	166		if err != nil {
167		return nil, connectError(ctx, err)	167		return nil, connectError(ctx, err)
168		}	168		}
169	-	d, err := s.mrs.Get(ctx, caller(ctx), name, req.Msg.GetNumber(), req.Msg.GetSinceLastRead())	169	+	d, err := s.mrs.Get(ctx, caller(ctx), name, req.Msg.GetNumber(), ports.GetMergeRequestOptions{SinceLastRead: req.Msg.GetSinceLastRead()})
170		if err != nil {	170		if err != nil {
171		return nil, connectError(ctx, err)	171		return nil, connectError(ctx, err)
172		}	172		}

M internal/adapters/rpc/mergerequest_test.go +1 -1


@@ -212,7 +212,7 @@ func TestMergeRequestServiceGet(t *testing.T) {
212	212		t.Run(tt.name, func(t *testing.T) {
213	213		t.Parallel()
214	214		mrs := mocks.NewMergeRequestService(t)
215		-	mrs.EXPECT().Get(mock.Anything, domain.Owner(), mustRepoName(t, "demo"), int64(4), true).
	215	+	mrs.EXPECT().Get(mock.Anything, domain.Owner(), mustRepoName(t, "demo"), int64(4), ports.GetMergeRequestOptions{SinceLastRead: true}).
216	216		Return(ports.MergeRequestDetail{MergeRequest: domain.MergeRequest{Number: 4}, CommitsTruncated: true}, tt.usecase).Once()
217	217		resp, err := (&mergeRequestService{mrs}).GetMergeRequest(ownerCtx(), connect.NewRequest(&pb.GetMergeRequestRequest{Repo: "demo", Number: 4, SinceLastRead: true}))
218	218		if tt.wantCode != 0 {


@@ -212,7 +212,7 @@ func TestMergeRequestServiceGet(t *testing.T) {
212		t.Run(tt.name, func(t *testing.T) {	212		t.Run(tt.name, func(t *testing.T) {
213		t.Parallel()	213		t.Parallel()
214		mrs := mocks.NewMergeRequestService(t)	214		mrs := mocks.NewMergeRequestService(t)
215	-	mrs.EXPECT().Get(mock.Anything, domain.Owner(), mustRepoName(t, "demo"), int64(4), true).	215	+	mrs.EXPECT().Get(mock.Anything, domain.Owner(), mustRepoName(t, "demo"), int64(4), ports.GetMergeRequestOptions{SinceLastRead: true}).
216		Return(ports.MergeRequestDetail{MergeRequest: domain.MergeRequest{Number: 4}, CommitsTruncated: true}, tt.usecase).Once()	216		Return(ports.MergeRequestDetail{MergeRequest: domain.MergeRequest{Number: 4}, CommitsTruncated: true}, tt.usecase).Once()
217		resp, err := (&mergeRequestService{mrs}).GetMergeRequest(ownerCtx(), connect.NewRequest(&pb.GetMergeRequestRequest{Repo: "demo", Number: 4, SinceLastRead: true}))	217		resp, err := (&mergeRequestService{mrs}).GetMergeRequest(ownerCtx(), connect.NewRequest(&pb.GetMergeRequestRequest{Repo: "demo", Number: 4, SinceLastRead: true}))
218		if tt.wantCode != 0 {	218		if tt.wantCode != 0 {

M internal/adapters/web/actions.templ +14 -0


@@ -423,6 +423,20 @@ templ CommitChecks(c ChecksSummary) {
423	423		}
424	424		}
425	425
	426	+	// MRChecksSum is the state of the checks of a merge request in the bar above
	427	+	// the diff, a link to the checks of the rail. The event stream replaces it
	428	+	// with the checks section (same event, fragments.go).
	429	+	templ MRChecksSum(c ChecksSummary) {
	430	+	<a class="ck-sum mr-ck" id="mr-ck" href="#mr-checks" title={ c.Title }>
	431	+	if c.Total > 0 {
	432	+	@CheckIcon(c.Kind, c.State)
	433	+	<span>{ c.Label }</span>
	434	+	} else {
	435	+	<span class="mute">no checks</span>
	436	+	}
	437	+	</a>
	438	+	}
	439	+
426	440		// MRChecks is the checks section of the rail of a merge request.
427	441		templ MRChecks(c ChecksSection) {
428	442		<section aria-labelledby="r-checks" id="mr-checks">


@@ -423,6 +423,20 @@ templ CommitChecks(c ChecksSummary) {
423	}	423		}
424	}	424		}
425		425
		426	+	// MRChecksSum is the state of the checks of a merge request in the bar above
		427	+	// the diff, a link to the checks of the rail. The event stream replaces it
		428	+	// with the checks section (same event, fragments.go).
		429	+	templ MRChecksSum(c ChecksSummary) {
		430	+	<a class="ck-sum mr-ck" id="mr-ck" href="#mr-checks" title={ c.Title }>
		431	+	if c.Total > 0 {
		432	+	@CheckIcon(c.Kind, c.State)
		433	+	<span>{ c.Label }</span>
		434	+	} else {
		435	+	<span class="mute">no checks</span>
		436	+	}
		437	+	</a>
		438	+	}
		439	+
426	// MRChecks is the checks section of the rail of a merge request.	440		// MRChecks is the checks section of the rail of a merge request.
427	templ MRChecks(c ChecksSection) {	441		templ MRChecks(c ChecksSection) {
428	<section aria-labelledby="r-checks" id="mr-checks">	442		<section aria-labelledby="r-checks" id="mr-checks">

M internal/adapters/web/actions_templ.go +120 -43


@@ -2967,8 +2967,10 @@ func CommitChecks(c ChecksSummary) templ.Component {
2967	2967		})
2968	2968		}
2969	2969
2970		-	// MRChecks is the checks section of the rail of a merge request.
2971		-	func MRChecks(c ChecksSection) templ.Component {
	2970	+	// MRChecksSum is the state of the checks of a merge request in the bar above
	2971	+	// the diff, a link to the checks of the rail. The event stream replaces it
	2972	+	// with the checks section (same event, fragments.go).
	2973	+	func MRChecksSum(c ChecksSummary) templ.Component {
2972	2974		return templruntime.GeneratedTemplate(func(templ_7745c5c3_Input templruntime.GeneratedComponentInput) (templ_7745c5c3_Err error) {
2973	2975		templ_7745c5c3_W, ctx := templ_7745c5c3_Input.Writer, templ_7745c5c3_Input.Context
2974	2976		if templ_7745c5c3_CtxErr := ctx.Err(); templ_7745c5c3_CtxErr != nil {

@@ -2989,35 +2991,110 @@ func MRChecks(c ChecksSection) templ.Component {
2989	2991		templ_7745c5c3_Var158 = templ.NopComponent
2990	2992		}
2991	2993		ctx = templ.ClearChildren(ctx)
2992		-	templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 252, "<section aria-labelledby=\"r-checks\" id=\"mr-checks\"><h2 id=\"r-checks\">Checks <span class=\"count\">")
	2994	+	templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 252, "<a class=\"ck-sum mr-ck\" id=\"mr-ck\" href=\"#mr-checks\" title=\"")
2993	2995		if templ_7745c5c3_Err != nil {
2994	2996		return templ_7745c5c3_Err
2995	2997		}
2996	2998		var templ_7745c5c3_Var159 string
2997		-	templ_7745c5c3_Var159, templ_7745c5c3_Err = templ.JoinStringErrs(itoa(len(c.Rows)))
	2999	+	templ_7745c5c3_Var159, templ_7745c5c3_Err = templ.ResolveAttributeValue(c.Title)
	3000	+	if templ_7745c5c3_Err != nil {
	3001	+	return templ.Error{Err: templ_7745c5c3_Err, FileName: `internal/adapters/web/actions.templ`, Line: 430, Col: 69}
	3002	+	}
	3003	+	_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ_7745c5c3_Var159)
	3004	+	if templ_7745c5c3_Err != nil {
	3005	+	return templ_7745c5c3_Err
	3006	+	}
	3007	+	templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 253, "\">")
	3008	+	if templ_7745c5c3_Err != nil {
	3009	+	return templ_7745c5c3_Err
	3010	+	}
	3011	+	if c.Total > 0 {
	3012	+	templ_7745c5c3_Err = CheckIcon(c.Kind, c.State).Render(ctx, templ_7745c5c3_Buffer)
	3013	+	if templ_7745c5c3_Err != nil {
	3014	+	return templ_7745c5c3_Err
	3015	+	}
	3016	+	templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 254, " <span>")
	3017	+	if templ_7745c5c3_Err != nil {
	3018	+	return templ_7745c5c3_Err
	3019	+	}
	3020	+	var templ_7745c5c3_Var160 string
	3021	+	templ_7745c5c3_Var160, templ_7745c5c3_Err = templ.JoinStringErrs(c.Label)
	3022	+	if templ_7745c5c3_Err != nil {
	3023	+	return templ.Error{Err: templ_7745c5c3_Err, FileName: `internal/adapters/web/actions.templ`, Line: 433, Col: 18}
	3024	+	}
	3025	+	_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var160))
	3026	+	if templ_7745c5c3_Err != nil {
	3027	+	return templ_7745c5c3_Err
	3028	+	}
	3029	+	templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 255, "</span>")
	3030	+	if templ_7745c5c3_Err != nil {
	3031	+	return templ_7745c5c3_Err
	3032	+	}
	3033	+	} else {
	3034	+	templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 256, "<span class=\"mute\">no checks</span>")
	3035	+	if templ_7745c5c3_Err != nil {
	3036	+	return templ_7745c5c3_Err
	3037	+	}
	3038	+	}
	3039	+	templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 257, "</a>")
	3040	+	if templ_7745c5c3_Err != nil {
	3041	+	return templ_7745c5c3_Err
	3042	+	}
	3043	+	return nil
	3044	+	})
	3045	+	}
	3046	+
	3047	+	// MRChecks is the checks section of the rail of a merge request.
	3048	+	func MRChecks(c ChecksSection) templ.Component {
	3049	+	return templruntime.GeneratedTemplate(func(templ_7745c5c3_Input templruntime.GeneratedComponentInput) (templ_7745c5c3_Err error) {
	3050	+	templ_7745c5c3_W, ctx := templ_7745c5c3_Input.Writer, templ_7745c5c3_Input.Context
	3051	+	if templ_7745c5c3_CtxErr := ctx.Err(); templ_7745c5c3_CtxErr != nil {
	3052	+	return templ_7745c5c3_CtxErr
	3053	+	}
	3054	+	templ_7745c5c3_Buffer, templ_7745c5c3_IsBuffer := templruntime.GetBuffer(templ_7745c5c3_W)
	3055	+	if !templ_7745c5c3_IsBuffer {
	3056	+	defer func() {
	3057	+	templ_7745c5c3_BufErr := templruntime.ReleaseBuffer(templ_7745c5c3_Buffer)
	3058	+	if templ_7745c5c3_Err == nil {
	3059	+	templ_7745c5c3_Err = templ_7745c5c3_BufErr
	3060	+	}
	3061	+	}()
	3062	+	}
	3063	+	ctx = templ.InitializeContext(ctx)
	3064	+	templ_7745c5c3_Var161 := templ.GetChildren(ctx)
	3065	+	if templ_7745c5c3_Var161 == nil {
	3066	+	templ_7745c5c3_Var161 = templ.NopComponent
	3067	+	}
	3068	+	ctx = templ.ClearChildren(ctx)
	3069	+	templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 258, "<section aria-labelledby=\"r-checks\" id=\"mr-checks\"><h2 id=\"r-checks\">Checks <span class=\"count\">")
	3070	+	if templ_7745c5c3_Err != nil {
	3071	+	return templ_7745c5c3_Err
	3072	+	}
	3073	+	var templ_7745c5c3_Var162 string
	3074	+	templ_7745c5c3_Var162, templ_7745c5c3_Err = templ.JoinStringErrs(itoa(len(c.Rows)))
2998	3075		if templ_7745c5c3_Err != nil {
2999		-	return templ.Error{Err: templ_7745c5c3_Err, FileName: `internal/adapters/web/actions.templ`, Line: 429, Col: 66}
	3076	+	return templ.Error{Err: templ_7745c5c3_Err, FileName: `internal/adapters/web/actions.templ`, Line: 443, Col: 66}
3000	3077		}
3001		-	_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var159))
	3078	+	_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var162))
3002	3079		if templ_7745c5c3_Err != nil {
3003	3080		return templ_7745c5c3_Err
3004	3081		}
3005		-	templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 253, "</span></h2>")
	3082	+	templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 259, "</span></h2>")
3006	3083		if templ_7745c5c3_Err != nil {
3007	3084		return templ_7745c5c3_Err
3008	3085		}
3009	3086		if len(c.Rows) == 0 {
3010		-	templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 254, "<p class=\"dim\">no checks</p>")
	3087	+	templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 260, "<p class=\"dim\">no checks</p>")
3011	3088		if templ_7745c5c3_Err != nil {
3012	3089		return templ_7745c5c3_Err
3013	3090		}
3014	3091		} else {
3015		-	templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 255, "<ul class=\"checks\">")
	3092	+	templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 261, "<ul class=\"checks\">")
3016	3093		if templ_7745c5c3_Err != nil {
3017	3094		return templ_7745c5c3_Err
3018	3095		}
3019	3096		for _, r := range c.Rows {
3020		-	templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 256, "<li>")
	3097	+	templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 262, "<li>")
3021	3098		if templ_7745c5c3_Err != nil {
3022	3099		return templ_7745c5c3_Err
3023	3100		}

@@ -3026,108 +3103,108 @@ func MRChecks(c ChecksSection) templ.Component {
3026	3103		return templ_7745c5c3_Err
3027	3104		}
3028	3105		if r.Href != "" {
3029		-	templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 257, "<a href=\"")
	3106	+	templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 263, "<a href=\"")
3030	3107		if templ_7745c5c3_Err != nil {
3031	3108		return templ_7745c5c3_Err
3032	3109		}
3033		-	var templ_7745c5c3_Var160 templ.SafeURL
3034		-	templ_7745c5c3_Var160, templ_7745c5c3_Err = templ.JoinURLErrs(templ.SafeURL(r.Href))
	3110	+	var templ_7745c5c3_Var163 templ.SafeURL
	3111	+	templ_7745c5c3_Var163, templ_7745c5c3_Err = templ.JoinURLErrs(templ.SafeURL(r.Href))
3035	3112		if templ_7745c5c3_Err != nil {
3036		-	return templ.Error{Err: templ_7745c5c3_Err, FileName: `internal/adapters/web/actions.templ`, Line: 438, Col: 38}
	3113	+	return templ.Error{Err: templ_7745c5c3_Err, FileName: `internal/adapters/web/actions.templ`, Line: 452, Col: 38}
3037	3114		}
3038		-	_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var160))
	3115	+	_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var163))
3039	3116		if templ_7745c5c3_Err != nil {
3040	3117		return templ_7745c5c3_Err
3041	3118		}
3042		-	templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 258, "\">")
	3119	+	templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 264, "\">")
3043	3120		if templ_7745c5c3_Err != nil {
3044	3121		return templ_7745c5c3_Err
3045	3122		}
3046		-	var templ_7745c5c3_Var161 string
3047		-	templ_7745c5c3_Var161, templ_7745c5c3_Err = templ.JoinStringErrs(r.Name)
	3123	+	var templ_7745c5c3_Var164 string
	3124	+	templ_7745c5c3_Var164, templ_7745c5c3_Err = templ.JoinStringErrs(r.Name)
3048	3125		if templ_7745c5c3_Err != nil {
3049		-	return templ.Error{Err: templ_7745c5c3_Err, FileName: `internal/adapters/web/actions.templ`, Line: 438, Col: 49}
	3126	+	return templ.Error{Err: templ_7745c5c3_Err, FileName: `internal/adapters/web/actions.templ`, Line: 452, Col: 49}
3050	3127		}
3051		-	_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var161))
	3128	+	_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var164))
3052	3129		if templ_7745c5c3_Err != nil {
3053	3130		return templ_7745c5c3_Err
3054	3131		}
3055		-	templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 259, "</a> ")
	3132	+	templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 265, "</a> ")
3056	3133		if templ_7745c5c3_Err != nil {
3057	3134		return templ_7745c5c3_Err
3058	3135		}
3059	3136		} else {
3060		-	templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 260, "<span>")
	3137	+	templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 266, "<span>")
3061	3138		if templ_7745c5c3_Err != nil {
3062	3139		return templ_7745c5c3_Err
3063	3140		}
3064		-	var templ_7745c5c3_Var162 string
3065		-	templ_7745c5c3_Var162, templ_7745c5c3_Err = templ.JoinStringErrs(r.Name)
	3141	+	var templ_7745c5c3_Var165 string
	3142	+	templ_7745c5c3_Var165, templ_7745c5c3_Err = templ.JoinStringErrs(r.Name)
3066	3143		if templ_7745c5c3_Err != nil {
3067		-	return templ.Error{Err: templ_7745c5c3_Err, FileName: `internal/adapters/web/actions.templ`, Line: 440, Col: 21}
	3144	+	return templ.Error{Err: templ_7745c5c3_Err, FileName: `internal/adapters/web/actions.templ`, Line: 454, Col: 21}
3068	3145		}
3069		-	_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var162))
	3146	+	_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var165))
3070	3147		if templ_7745c5c3_Err != nil {
3071	3148		return templ_7745c5c3_Err
3072	3149		}
3073		-	templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 261, "</span> ")
	3150	+	templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 267, "</span> ")
3074	3151		if templ_7745c5c3_Err != nil {
3075	3152		return templ_7745c5c3_Err
3076	3153		}
3077	3154		}
3078		-	templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 262, "<span class=\"dim\">")
	3155	+	templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 268, "<span class=\"dim\">")
3079	3156		if templ_7745c5c3_Err != nil {
3080	3157		return templ_7745c5c3_Err
3081	3158		}
3082		-	var templ_7745c5c3_Var163 string
3083		-	templ_7745c5c3_Var163, templ_7745c5c3_Err = templ.JoinStringErrs(r.State)
	3159	+	var templ_7745c5c3_Var166 string
	3160	+	templ_7745c5c3_Var166, templ_7745c5c3_Err = templ.JoinStringErrs(r.State)
3084	3161		if templ_7745c5c3_Err != nil {
3085		-	return templ.Error{Err: templ_7745c5c3_Err, FileName: `internal/adapters/web/actions.templ`, Line: 442, Col: 33}
	3162	+	return templ.Error{Err: templ_7745c5c3_Err, FileName: `internal/adapters/web/actions.templ`, Line: 456, Col: 33}
3086	3163		}
3087		-	_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var163))
	3164	+	_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var166))
3088	3165		if templ_7745c5c3_Err != nil {
3089	3166		return templ_7745c5c3_Err
3090	3167		}
3091		-	templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 263, "</span> ")
	3168	+	templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 269, "</span> ")
3092	3169		if templ_7745c5c3_Err != nil {
3093	3170		return templ_7745c5c3_Err
3094	3171		}
3095	3172		if r.Waiting {
3096		-	templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 264, "<span class=\"mute\">waiting for a runner</span>")
	3173	+	templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 270, "<span class=\"mute\">waiting for a runner</span>")
3097	3174		if templ_7745c5c3_Err != nil {
3098	3175		return templ_7745c5c3_Err
3099	3176		}
3100	3177		}
3101		-	templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 265, "</li>")
	3178	+	templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 271, "</li>")
3102	3179		if templ_7745c5c3_Err != nil {
3103	3180		return templ_7745c5c3_Err
3104	3181		}
3105	3182		}
3106		-	templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 266, "</ul>")
	3183	+	templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 272, "</ul>")
3107	3184		if templ_7745c5c3_Err != nil {
3108	3185		return templ_7745c5c3_Err
3109	3186		}
3110	3187		}
3111	3188		if c.Note != "" {
3112		-	templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 267, "<p class=\"mute\">")
	3189	+	templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 273, "<p class=\"mute\">")
3113	3190		if templ_7745c5c3_Err != nil {
3114	3191		return templ_7745c5c3_Err
3115	3192		}
3116		-	var templ_7745c5c3_Var164 string
3117		-	templ_7745c5c3_Var164, templ_7745c5c3_Err = templ.JoinStringErrs(c.Note)
	3193	+	var templ_7745c5c3_Var167 string
	3194	+	templ_7745c5c3_Var167, templ_7745c5c3_Err = templ.JoinStringErrs(c.Note)
3118	3195		if templ_7745c5c3_Err != nil {
3119		-	return templ.Error{Err: templ_7745c5c3_Err, FileName: `internal/adapters/web/actions.templ`, Line: 451, Col: 27}
	3196	+	return templ.Error{Err: templ_7745c5c3_Err, FileName: `internal/adapters/web/actions.templ`, Line: 465, Col: 27}
3120	3197		}
3121		-	_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var164))
	3198	+	_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var167))
3122	3199		if templ_7745c5c3_Err != nil {
3123	3200		return templ_7745c5c3_Err
3124	3201		}
3125		-	templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 268, "</p>")
	3202	+	templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 274, "</p>")
3126	3203		if templ_7745c5c3_Err != nil {
3127	3204		return templ_7745c5c3_Err
3128	3205		}
3129	3206		}
3130		-	templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 269, "</section>")
	3207	+	templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 275, "</section>")
3131	3208		if templ_7745c5c3_Err != nil {
3132	3209		return templ_7745c5c3_Err
3133	3210		}

 	})
 }
-// MRChecks is the checks section of the rail of a merge request.
+// MRChecksSum is the state of the checks of a merge request in the bar above
-func MRChecks(c ChecksSection) templ.Component {
+// the diff, a link to the checks of the rail. The event stream replaces it
+// with the checks section (same event, fragments.go).
+func MRChecksSum(c ChecksSummary) templ.Component {
 	return templruntime.GeneratedTemplate(func(templ_7745c5c3_Input templruntime.GeneratedComponentInput) (templ_7745c5c3_Err error) {
 		templ_7745c5c3_W, ctx := templ_7745c5c3_Input.Writer, templ_7745c5c3_Input.Context
 		if templ_7745c5c3_CtxErr := ctx.Err(); templ_7745c5c3_CtxErr != nil {
 			templ_7745c5c3_Var158 = templ.NopComponent
 		}
 		ctx = templ.ClearChildren(ctx)
-		templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 252, "<section aria-labelledby=\"r-checks\" id=\"mr-checks\"><h2 id=\"r-checks\">Checks <span class=\"count\">")
+		templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 252, "<a class=\"ck-sum mr-ck\" id=\"mr-ck\" href=\"#mr-checks\" title=\"")
 		if templ_7745c5c3_Err != nil {
 			return templ_7745c5c3_Err
 		}
 		var templ_7745c5c3_Var159 string
-		templ_7745c5c3_Var159, templ_7745c5c3_Err = templ.JoinStringErrs(itoa(len(c.Rows)))
+		templ_7745c5c3_Var159, templ_7745c5c3_Err = templ.ResolveAttributeValue(c.Title)
+		if templ_7745c5c3_Err != nil {
+			return templ.Error{Err: templ_7745c5c3_Err, FileName: `internal/adapters/web/actions.templ`, Line: 430, Col: 69}
+		}
+		_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ_7745c5c3_Var159)
+		if templ_7745c5c3_Err != nil {
+			return templ_7745c5c3_Err
+		}
+		templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 253, "\">")
+		if templ_7745c5c3_Err != nil {
+			return templ_7745c5c3_Err
+		}
+		if c.Total > 0 {
+			templ_7745c5c3_Err = CheckIcon(c.Kind, c.State).Render(ctx, templ_7745c5c3_Buffer)
+			if templ_7745c5c3_Err != nil {
+				return templ_7745c5c3_Err
+			}
+			templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 254, " <span>")
+			if templ_7745c5c3_Err != nil {
+				return templ_7745c5c3_Err
+			}
+			var templ_7745c5c3_Var160 string
+			templ_7745c5c3_Var160, templ_7745c5c3_Err = templ.JoinStringErrs(c.Label)
+			if templ_7745c5c3_Err != nil {
+				return templ.Error{Err: templ_7745c5c3_Err, FileName: `internal/adapters/web/actions.templ`, Line: 433, Col: 18}
+			}
+			_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var160))
+			if templ_7745c5c3_Err != nil {
+				return templ_7745c5c3_Err
+			}
+			templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 255, "</span>")
+			if templ_7745c5c3_Err != nil {
+				return templ_7745c5c3_Err
+			}
+		} else {
+			templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 256, "<span class=\"mute\">no checks</span>")
+			if templ_7745c5c3_Err != nil {
+				return templ_7745c5c3_Err
+			}
+		}
+		templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 257, "</a>")
+		if templ_7745c5c3_Err != nil {
+			return templ_7745c5c3_Err
+		}
+		return nil
+	})
+}
+// MRChecks is the checks section of the rail of a merge request.
+func MRChecks(c ChecksSection) templ.Component {
+	return templruntime.GeneratedTemplate(func(templ_7745c5c3_Input templruntime.GeneratedComponentInput) (templ_7745c5c3_Err error) {
+		templ_7745c5c3_W, ctx := templ_7745c5c3_Input.Writer, templ_7745c5c3_Input.Context
+		if templ_7745c5c3_CtxErr := ctx.Err(); templ_7745c5c3_CtxErr != nil {
+			return templ_7745c5c3_CtxErr
+		}
+		templ_7745c5c3_Buffer, templ_7745c5c3_IsBuffer := templruntime.GetBuffer(templ_7745c5c3_W)
+		if !templ_7745c5c3_IsBuffer {
+			defer func() {
+				templ_7745c5c3_BufErr := templruntime.ReleaseBuffer(templ_7745c5c3_Buffer)
+				if templ_7745c5c3_Err == nil {
+					templ_7745c5c3_Err = templ_7745c5c3_BufErr
+				}
+			}()
+		}
+		ctx = templ.InitializeContext(ctx)
+		templ_7745c5c3_Var161 := templ.GetChildren(ctx)
+		if templ_7745c5c3_Var161 == nil {
+			templ_7745c5c3_Var161 = templ.NopComponent
+		}
+		ctx = templ.ClearChildren(ctx)
+		templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 258, "<section aria-labelledby=\"r-checks\" id=\"mr-checks\"><h2 id=\"r-checks\">Checks <span class=\"count\">")
+		if templ_7745c5c3_Err != nil {
+			return templ_7745c5c3_Err
+		}
+		var templ_7745c5c3_Var162 string
+		templ_7745c5c3_Var162, templ_7745c5c3_Err = templ.JoinStringErrs(itoa(len(c.Rows)))
 		if templ_7745c5c3_Err != nil {
-			return templ.Error{Err: templ_7745c5c3_Err, FileName: `internal/adapters/web/actions.templ`, Line: 429, Col: 66}
+			return templ.Error{Err: templ_7745c5c3_Err, FileName: `internal/adapters/web/actions.templ`, Line: 443, Col: 66}
 		}
-		_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var159))
+		_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var162))
 		if templ_7745c5c3_Err != nil {
 			return templ_7745c5c3_Err
 		}
-		templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 253, "</span></h2>")
+		templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 259, "</span></h2>")
 		if templ_7745c5c3_Err != nil {
 			return templ_7745c5c3_Err
 		}
 		if len(c.Rows) == 0 {
-			templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 254, "<p class=\"dim\">no checks</p>")
+			templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 260, "<p class=\"dim\">no checks</p>")
 			if templ_7745c5c3_Err != nil {
 				return templ_7745c5c3_Err
 			}
 		} else {
-			templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 255, "<ul class=\"checks\">")
+			templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 261, "<ul class=\"checks\">")
 			if templ_7745c5c3_Err != nil {
 				return templ_7745c5c3_Err
 			}
 			for _, r := range c.Rows {
-				templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 256, "<li>")
+				templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 262, "<li>")
 				if templ_7745c5c3_Err != nil {
 					return templ_7745c5c3_Err
 				}
 					return templ_7745c5c3_Err
 				}
 				if r.Href != "" {
-					templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 257, "<a href=\"")
+					templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 263, "<a href=\"")
 					if templ_7745c5c3_Err != nil {
 						return templ_7745c5c3_Err
 					}
-					var templ_7745c5c3_Var160 templ.SafeURL
+					var templ_7745c5c3_Var163 templ.SafeURL
-					templ_7745c5c3_Var160, templ_7745c5c3_Err = templ.JoinURLErrs(templ.SafeURL(r.Href))
+					templ_7745c5c3_Var163, templ_7745c5c3_Err = templ.JoinURLErrs(templ.SafeURL(r.Href))
 					if templ_7745c5c3_Err != nil {
-						return templ.Error{Err: templ_7745c5c3_Err, FileName: `internal/adapters/web/actions.templ`, Line: 438, Col: 38}
+						return templ.Error{Err: templ_7745c5c3_Err, FileName: `internal/adapters/web/actions.templ`, Line: 452, Col: 38}
 					}
-					_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var160))
+					_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var163))
 					if templ_7745c5c3_Err != nil {
 						return templ_7745c5c3_Err
 					}
-					templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 258, "\">")
+					templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 264, "\">")
 					if templ_7745c5c3_Err != nil {
 						return templ_7745c5c3_Err
 					}
-					var templ_7745c5c3_Var161 string
+					var templ_7745c5c3_Var164 string
-					templ_7745c5c3_Var161, templ_7745c5c3_Err = templ.JoinStringErrs(r.Name)
+					templ_7745c5c3_Var164, templ_7745c5c3_Err = templ.JoinStringErrs(r.Name)
 					if templ_7745c5c3_Err != nil {
-						return templ.Error{Err: templ_7745c5c3_Err, FileName: `internal/adapters/web/actions.templ`, Line: 438, Col: 49}
+						return templ.Error{Err: templ_7745c5c3_Err, FileName: `internal/adapters/web/actions.templ`, Line: 452, Col: 49}
 					}
-					_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var161))
+					_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var164))
 					if templ_7745c5c3_Err != nil {
 						return templ_7745c5c3_Err
 					}
-					templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 259, "</a> ")
+					templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 265, "</a> ")
 					if templ_7745c5c3_Err != nil {
 						return templ_7745c5c3_Err
 					}
 				} else {
-					templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 260, "<span>")
+					templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 266, "<span>")
 					if templ_7745c5c3_Err != nil {
 						return templ_7745c5c3_Err
 					}
-					var templ_7745c5c3_Var162 string
+					var templ_7745c5c3_Var165 string
-					templ_7745c5c3_Var162, templ_7745c5c3_Err = templ.JoinStringErrs(r.Name)
+					templ_7745c5c3_Var165, templ_7745c5c3_Err = templ.JoinStringErrs(r.Name)
 					if templ_7745c5c3_Err != nil {
-						return templ.Error{Err: templ_7745c5c3_Err, FileName: `internal/adapters/web/actions.templ`, Line: 440, Col: 21}
+						return templ.Error{Err: templ_7745c5c3_Err, FileName: `internal/adapters/web/actions.templ`, Line: 454, Col: 21}
 					}
-					_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var162))
+					_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var165))
 					if templ_7745c5c3_Err != nil {
 						return templ_7745c5c3_Err
 					}
-					templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 261, "</span> ")
+					templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 267, "</span> ")
 					if templ_7745c5c3_Err != nil {
 						return templ_7745c5c3_Err
 					}
 				}
-				templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 262, "<span class=\"dim\">")
+				templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 268, "<span class=\"dim\">")
 				if templ_7745c5c3_Err != nil {
 					return templ_7745c5c3_Err
 				}
-				var templ_7745c5c3_Var163 string
+				var templ_7745c5c3_Var166 string
-				templ_7745c5c3_Var163, templ_7745c5c3_Err = templ.JoinStringErrs(r.State)
+				templ_7745c5c3_Var166, templ_7745c5c3_Err = templ.JoinStringErrs(r.State)
 				if templ_7745c5c3_Err != nil {
-					return templ.Error{Err: templ_7745c5c3_Err, FileName: `internal/adapters/web/actions.templ`, Line: 442, Col: 33}
+					return templ.Error{Err: templ_7745c5c3_Err, FileName: `internal/adapters/web/actions.templ`, Line: 456, Col: 33}
 				}
-				_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var163))
+				_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var166))
 				if templ_7745c5c3_Err != nil {
 					return templ_7745c5c3_Err
 				}
-				templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 263, "</span> ")
+				templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 269, "</span> ")
 				if templ_7745c5c3_Err != nil {
 					return templ_7745c5c3_Err
 				}
 				if r.Waiting {
-					templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 264, "<span class=\"mute\">waiting for a runner</span>")
+					templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 270, "<span class=\"mute\">waiting for a runner</span>")
 					if templ_7745c5c3_Err != nil {
 						return templ_7745c5c3_Err
 					}
 				}
-				templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 265, "</li>")
+				templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 271, "</li>")
 				if templ_7745c5c3_Err != nil {
 					return templ_7745c5c3_Err
 				}
 			}
-			templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 266, "</ul>")
+			templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 272, "</ul>")
 			if templ_7745c5c3_Err != nil {
 				return templ_7745c5c3_Err
 			}
 		}
 		if c.Note != "" {
-			templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 267, "<p class=\"mute\">")
+			templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 273, "<p class=\"mute\">")
 			if templ_7745c5c3_Err != nil {
 				return templ_7745c5c3_Err
 			}
-			var templ_7745c5c3_Var164 string
+			var templ_7745c5c3_Var167 string
-			templ_7745c5c3_Var164, templ_7745c5c3_Err = templ.JoinStringErrs(c.Note)
+			templ_7745c5c3_Var167, templ_7745c5c3_Err = templ.JoinStringErrs(c.Note)
 			if templ_7745c5c3_Err != nil {
-				return templ.Error{Err: templ_7745c5c3_Err, FileName: `internal/adapters/web/actions.templ`, Line: 451, Col: 27}
+				return templ.Error{Err: templ_7745c5c3_Err, FileName: `internal/adapters/web/actions.templ`, Line: 465, Col: 27}
 			}
-			_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var164))
+			_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var167))
 			if templ_7745c5c3_Err != nil {
 				return templ_7745c5c3_Err
 			}
-			templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 268, "</p>")
+			templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 274, "</p>")
 			if templ_7745c5c3_Err != nil {
 				return templ_7745c5c3_Err
 			}
 		}
-		templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 269, "</section>")
+		templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 275, "</section>")
 		if templ_7745c5c3_Err != nil {
 			return templ_7745c5c3_Err
 		}

M internal/adapters/web/assets.go +2 -1


@@ -24,7 +24,7 @@ const StaticPrefix = "/-/static/"
24	24		// Assets are the URLs of the assets a page loads. Their names carry a hash of
25	25		// the content, so they can be cached for ever.
26	26		type Assets struct {
27		-	CSS, HTMX, Live, SSE, App, Files, Passkey, Log, Icon string
	27	+	CSS, HTMX, Live, SSE, App, Files, Passkey, Log, MR, Icon string
28	28		// Manifest is the web app manifest (install on a phone's home screen),
29	29		// AppleIcon the home screen icon iOS reads from a link instead.
30	30		Manifest, AppleIcon string

@@ -62,6 +62,7 @@ var scripts = []struct {
62	62		{"files.js", func(a *Assets, u string) { a.Files = u }},
63	63		{"passkey.js", func(a *Assets, u string) { a.Passkey = u }},
64	64		{"log.js", func(a *Assets, u string) { a.Log = u }},
	65	+	{"mr.js", func(a *Assets, u string) { a.MR = u }},
65	66		}
66	67
67	68		// sheetAssets are the files the stylesheet references as url(<dir>/<file>):

 // Assets are the URLs of the assets a page loads. Their names carry a hash of
 // the content, so they can be cached for ever.
 type Assets struct {
-	CSS, HTMX, Live, SSE, App, Files, Passkey, Log, Icon string
+	CSS, HTMX, Live, SSE, App, Files, Passkey, Log, MR, Icon string
 	// Manifest is the web app manifest (install on a phone's home screen),
 	// AppleIcon the home screen icon iOS reads from a link instead.
 	Manifest, AppleIcon string
 	{"files.js", func(a *Assets, u string) { a.Files = u }},
 	{"passkey.js", func(a *Assets, u string) { a.Passkey = u }},
 	{"log.js", func(a *Assets, u string) { a.Log = u }},
+	{"mr.js", func(a *Assets, u string) { a.MR = u }},
 }
 // sheetAssets are the files the stylesheet references as url(<dir>/<file>):

M internal/adapters/web/diff.go +61 -34


@@ -80,10 +80,6 @@ type DiffHunk struct {
80	80		Split []SplitRow
81	81		}
82	82
83		-	// Bar is the change bar of the file list, "+++--·····", in three runs so each
84		-	// can carry its colour.
85		-	type Bar struct{ Add, Del, Rest string }
86		-
87	83		// DiffFile is one changed file.
88	84		type DiffFile struct {
89	85		ID string

@@ -93,12 +89,48 @@ type DiffFile struct {
93	89		Key string
94	90		Path string // display path, "old → new" for a rename
95	91		Add, Del int
96		-	Bar Bar
	92	+	// Bin is true for a binary file: no lines to count.
	93	+	Bin bool
97	94		// Note is why there is no text to show, or what else changed: a binary
98	95		// file, a mode change, a truncation, a similarity.
99	96		Note string
100	97		Open bool
101	98		Hunks []DiffHunk
	99	+	// Digits is the width of the largest line number of the file, at least 2
	100	+	// and at most 7: the gutter is as wide as the file needs (class lnw-N).
	101	+	Digits int
	102	+	// Name and Dir are the last element of the path and the directory before
	103	+	// it ("" at the root), for the compact file list.
	104	+	Name, Dir string
	105	+	// Notes is the number of comments on lines of the file, Open those not
	106	+	// resolved; the file list shows them.
	107	+	Notes, OpenNotes int
	108	+	// Lazy is true when the hunks of the file were not read: the page shows a
	109	+	// placeholder that loads them (Src, the window of files it belongs to).
	110	+	Lazy bool
	111	+	Src string
	112	+	// From is the index of the first file of the window of a lazy file: the
	113	+	// page without scripts links to ?from=From.
	114	+	From int
	115	+	// Height is the size class of a lazy file (1 to 4, by its changed lines),
	116	+	// so that the placeholder takes about the room of the diff.
	117	+	Height int
	118	+	// Comments are the ids of the comments on the file ("c12"): a link to a
	119	+	// comment of a lazy file loads that file first.
	120	+	Comments string
	121	+	// Loose are the comments of a file loaded with its window that are on a
	122	+	// line its diff does not show: listed at the end of the file.
	123	+	Loose []CommentView
	124	+	}
	125	+
	126	+	// gutterDigits is the number of digits of the largest line number of the
	127	+	// hunks, clamped to the widths the style sheet has a class for.
	128	+	func gutterDigits(hunks []domain.Hunk) int {
	129	+	most := 0
	130	+	for _, h := range hunks {
	131	+	most = max(most, h.OldStart+h.OldLines, h.NewStart+h.NewLines)
	132	+	}
	133	+	return min(max(len(itoa(most)), 2), 7)
102	134		}
103	135
104	136		func lineNumber(n int) string {

@@ -176,26 +208,6 @@ func pairLines(ls []DiffLine) []SplitRow {
176	208		return out
177	209		}
178	210
179		-	// changeBar draws the change bar of a file, scaled to the largest file.
180		-	func changeBar(add, del, most int) Bar {
181		-	const cells = 10
182		-	if most == 0 {
183		-	return Bar{Rest: strings.Repeat("·", cells)}
184		-	}
185		-	scale := func(n int) int {
186		-	c := (n*cells + most - 1) / most
187		-	if n > 0 && c == 0 {
188		-	c = 1
189		-	}
190		-	return c
191		-	}
192		-	a, d := scale(add), scale(del)
193		-	if a+d > cells {
194		-	d = cells - a
195		-	}
196		-	return Bar{strings.Repeat("+", a), strings.Repeat("-", d), strings.Repeat("·", cells-a-d)}
197		-	}
198		-
199	211		// statusLetter is the one-letter status of a file.
200	212		func statusLetter(s domain.FileStatus) string {
201	213		switch s {

@@ -213,6 +225,27 @@ func statusLetter(s domain.FileStatus) string {
213	225		return "M"
214	226		}
215	227
	228	+	// fileFilterMin is the number of files above which the file list has a
	229	+	// filter.
	230	+	const fileFilterMin = 10
	231	+
	232	+	// statusName says what a status letter means, for its tooltip.
	233	+	func statusName(letter string) string {
	234	+	switch letter {
	235	+	case "A":
	236	+	return "added"
	237	+	case "D":
	238	+	return "deleted"
	239	+	case "R":
	240	+	return "renamed"
	241	+	case "C":
	242	+	return "copied"
	243	+	case "T":
	244	+	return "type changed"
	245	+	}
	246	+	return "modified"
	247	+	}
	248	+
216	249		// hunkHeader is the "@@ -a,b +c,d @@ context" line of a hunk.
217	250		func hunkHeader(h domain.Hunk) string {
218	251		s := fmt.Sprintf("@@ -%d,%d +%d,%d @@", h.OldStart, h.OldLines, h.NewStart, h.NewLines)

@@ -239,16 +272,11 @@ func diffLine(l domain.Line) DiffLine {
239	272
240	273		// diffFiles converts the files of a diff for the page.
241	274		func diffFiles(files []domain.FileDiff) []DiffFile {
242		-	most := 0
243		-	for _, f := range files {
244		-	most = max(most, f.Additions+f.Deletions)
245		-	}
246	275		out := make([]DiffFile, 0, len(files))
247	276		for i, f := range files {
248	277		df := DiffFile{
249	278		ID: "f" + itoa(i+1), Status: statusLetter(f.Status),
250		-	Add: f.Additions, Del: f.Deletions,
251		-	Bar: changeBar(f.Additions, f.Deletions, most),
	279	+	Add: f.Additions, Del: f.Deletions, Bin: f.Binary,
252	280		// A file that is shown in full opens; a file with nothing to read
253	281		// (binary, truncated) stays closed under its note.
254	282		Open: len(f.Hunks) > 0 && !f.Truncated,

@@ -264,9 +292,8 @@ func diffFiles(files []domain.FileDiff) []DiffFile {
264	292		df.Path = visibleText(f.NewPath)
265	293		}
266	294		df.Note = fileNote(f)
267		-	if f.Binary {
268		-	df.Bar = Bar{Rest: "bin"}
269		-	}
	295	+	df.Digits = gutterDigits(f.Hunks)
	296	+	df.Name, df.Dir = splitPath(df.Key)
270	297		for _, h := range f.Hunks {
271	298		dh := DiffHunk{Header: hunkHeader(h)}
272	299		for _, l := range h.Lines {

 	Split  []SplitRow
 }
-// Bar is the change bar of the file list, "+++--·····", in three runs so each
-// can carry its colour.
-type Bar struct{ Add, Del, Rest string }
 // DiffFile is one changed file.
 type DiffFile struct {
 	ID     string
 	Key      string
 	Path     string // display path, "old → new" for a rename
 	Add, Del int
-	Bar      Bar
+	// Bin is true for a binary file: no lines to count.
+	Bin bool
 	// Note is why there is no text to show, or what else changed: a binary
 	// file, a mode change, a truncation, a similarity.
 	Note  string
 	Open  bool
 	Hunks []DiffHunk
+	// Digits is the width of the largest line number of the file, at least 2
+	// and at most 7: the gutter is as wide as the file needs (class lnw-N).
+	Digits int
+	// Name and Dir are the last element of the path and the directory before
+	// it ("" at the root), for the compact file list.
+	Name, Dir string
+	// Notes is the number of comments on lines of the file, Open those not
+	// resolved; the file list shows them.
+	Notes, OpenNotes int
+	// Lazy is true when the hunks of the file were not read: the page shows a
+	// placeholder that loads them (Src, the window of files it belongs to).
+	Lazy bool
+	Src  string
+	// From is the index of the first file of the window of a lazy file: the
+	// page without scripts links to ?from=From.
+	From int
+	// Height is the size class of a lazy file (1 to 4, by its changed lines),
+	// so that the placeholder takes about the room of the diff.
+	Height int
+	// Comments are the ids of the comments on the file ("c12"): a link to a
+	// comment of a lazy file loads that file first.
+	Comments string
+	// Loose are the comments of a file loaded with its window that are on a
+	// line its diff does not show: listed at the end of the file.
+	Loose []CommentView
+}
+// gutterDigits is the number of digits of the largest line number of the
+// hunks, clamped to the widths the style sheet has a class for.
+func gutterDigits(hunks []domain.Hunk) int {
+	most := 0
+	for _, h := range hunks {
+		most = max(most, h.OldStart+h.OldLines, h.NewStart+h.NewLines)
+	}
+	return min(max(len(itoa(most)), 2), 7)
 }
 func lineNumber(n int) string {
 	return out
 }
-// changeBar draws the change bar of a file, scaled to the largest file.
-func changeBar(add, del, most int) Bar {
-	const cells = 10
-	if most == 0 {
-		return Bar{Rest: strings.Repeat("·", cells)}
-	}
-	scale := func(n int) int {
-		c := (n*cells + most - 1) / most
-		if n > 0 && c == 0 {
-			c = 1
-		}
-		return c
-	}
-	a, d := scale(add), scale(del)
-	if a+d > cells {
-		d = cells - a
-	}
-	return Bar{strings.Repeat("+", a), strings.Repeat("-", d), strings.Repeat("·", cells-a-d)}
-}
 // statusLetter is the one-letter status of a file.
 func statusLetter(s domain.FileStatus) string {
 	switch s {
 	return "M"
 }
+// fileFilterMin is the number of files above which the file list has a
+// filter.
+const fileFilterMin = 10
+// statusName says what a status letter means, for its tooltip.
+func statusName(letter string) string {
+	switch letter {
+	case "A":
+		return "added"
+	case "D":
+		return "deleted"
+	case "R":
+		return "renamed"
+	case "C":
+		return "copied"
+	case "T":
+		return "type changed"
+	}
+	return "modified"
+}
 // hunkHeader is the "@@ -a,b +c,d @@ context" line of a hunk.
 func hunkHeader(h domain.Hunk) string {
 	s := fmt.Sprintf("@@ -%d,%d +%d,%d @@", h.OldStart, h.OldLines, h.NewStart, h.NewLines)
 // diffFiles converts the files of a diff for the page.
 func diffFiles(files []domain.FileDiff) []DiffFile {
-	most := 0
-	for _, f := range files {
-		most = max(most, f.Additions+f.Deletions)
-	}
 	out := make([]DiffFile, 0, len(files))
 	for i, f := range files {
 		df := DiffFile{
 			ID: "f" + itoa(i+1), Status: statusLetter(f.Status),
-			Add: f.Additions, Del: f.Deletions,
+			Add: f.Additions, Del: f.Deletions, Bin: f.Binary,
-			Bar: changeBar(f.Additions, f.Deletions, most),
 			// A file that is shown in full opens; a file with nothing to read
 			// (binary, truncated) stays closed under its note.
 			Open: len(f.Hunks) > 0 && !f.Truncated,
 			df.Path = visibleText(f.NewPath)
 		}
 		df.Note = fileNote(f)
-		if f.Binary {
+		df.Digits = gutterDigits(f.Hunks)
-			df.Bar = Bar{Rest: "bin"}
+		df.Name, df.Dir = splitPath(df.Key)
-		}
 		for _, h := range f.Hunks {
 			dh := DiffHunk{Header: hunkHeader(h)}
 			for _, l := range h.Lines {

M internal/adapters/web/diff.templ +57 -7


@@ -141,17 +141,39 @@ templ commitRail(p CommitPage) {
141	141		// FileList is the table of contents of a diff: status letter, path, +n -m
142	142		// and an ASCII bar. The row of the file in view is marked.
143	143		templ FileList(files []DiffFile) {
	144	+	if len(files) > fileFilterMin {
	145	+	<div class="ffilter">
	146	+	<label for="files-filter" class="sr">filter the changed files</label>
	147	+	<input
	148	+	id="files-filter"
	149	+	type="search"
	150	+	placeholder="Filter files…"
	151	+	autocomplete="off"
	152	+	data-pick=".files > li"
	153	+	hx-on:input="ermite.filter(this)"
	154	+	/>
	155	+	</div>
	156	+	}
144	157		<ol class="files" aria-label="Changed files">
145	158		for _, f := range files {
146	159		<li>
147	160		<a
148	161		href={ templ.SafeURL("#" + f.ID) }
149		-	hx-on:click="document.getElementById(this.hash.slice(1)).open = true"
	162	+	title={ f.Path }
	163	+	hx-on:click="(window.ermiteMR?.openFile \|\| ermite.openFile)(this.hash.slice(1))"
150	164		>
151		-	<span class="st" title={ f.Status }>{ f.Status }</span>
152		-	<span class="p" title={ f.Path }>{ f.Path }</span>
153		-	<span class="n"><span class="plus">+{ itoa(f.Add) }</span> <span class="minus">-{ itoa(f.Del) }</span></span>
154		-	<span class="b" aria-hidden="true"><span class="plus">{ f.Bar.Add }</span><span class="minus">{ f.Bar.Del }</span>{ f.Bar.Rest }</span>
	165	+	<span class="st" data-st={ f.Status } title={ statusName(f.Status) }>{ f.Status }</span>
	166	+	<span class="nm"><span class="p">{ f.Name }</span>{ " " }<span class="d"><bdi>{ f.Dir }</bdi></span></span>
	167	+	if f.OpenNotes > 0 {
	168	+	<span class="cn" title={ plural(f.OpenNotes, "open comment", "open comments") }>{ itoa(f.OpenNotes) }</span>
	169	+	} else if f.Notes > 0 {
	170	+	<span class="cn done" title={ plural(f.Notes, "resolved comment", "resolved comments") }>{ itoa(f.Notes) }</span>
	171	+	}
	172	+	if f.Bin {
	173	+	<span class="n mute">bin</span>
	174	+	} else {
	175	+	<span class="n"><span class="plus">+{ itoa(f.Add) }</span> <span class="minus">-{ itoa(f.Del) }</span></span>
	176	+	}
155	177		</a>
156	178		</li>
157	179		}

@@ -164,7 +186,7 @@ templ FileList(files []DiffFile) {
164	186		// colour alone.
165	187		templ DiffFileView(f DiffFile, p DiffView) {
166	188		<details
167		-	class="dfile"
	189	+	class={ "dfile", "lnw-" + itoa(f.Digits) }
168	190		id={ f.ID }
169	191		data-file
170	192		if f.Open {

@@ -177,7 +199,14 @@ templ DiffFileView(f DiffFile, p DiffView) {
177	199		{ " " }<span class="note">{ f.Note }</span>
178	200		}
179	201		</summary>
180		-	if len(f.Hunks) > 0 {
	202	+	if f.Lazy {
	203	+	// A placeholder: mr.js fetches the window of the file when it comes
	204	+	// near the screen and swaps the files of the window in. Without
	205	+	// scripts the link opens the page of that window.
	206	+	<div class={ "dlazy", "dlazy-" + itoa(f.Height) } data-src={ f.Src } data-notes={ f.Comments }>
	207	+	<a href={ templ.SafeURL("?from=" + itoa(f.From) + "#" + f.ID) }>show this file</a>
	208	+	</div>
	209	+	} else if len(f.Hunks) > 0 {
181	210		<div class="dscroll">
182	211		if p.ShowUnified {
183	212		<table class="dt uni" aria-label={ f.Path + ", unified" }>

@@ -233,9 +262,30 @@ templ DiffFileView(f DiffFile, p DiffView) {
233	262		}
234	263		</p>
235	264		}
	265	+	if len(f.Loose) > 0 {
	266	+	<div class="dloose">
	267	+	for _, c := range f.Loose {
	268	+	@commentView(c, "")
	269	+	}
	270	+	</div>
	271	+	}
236	272		</details>
237	273		}
238	274
	275	+	// MRFiles is a window of files of a merge request, for the placeholders of
	276	+	// the page: the files only, which replace the placeholders of the same ids.
	277	+	templ MRFiles(p MRFilesPage) {
	278	+	for _, f := range p.Files {
	279	+	@DiffFileView(f, p.DiffView)
	280	+	}
	281	+	}
	282	+
	283	+	// MRFilesMoved answers a window of a diff that is not the one of the page any
	284	+	// more: the placeholder shows it instead of a file of another diff.
	285	+	templ MRFilesMoved() {
	286	+	<p class="notice" data-moved>this merge request changed since the page was loaded — <a href="">reload</a></p>
	287	+	}
	288	+
239	289		// splitSide is one half of a row of the split view; a side without a line is
240	290		// an empty cell.
241	291		templ splitSide(ln *DiffLine, old bool) {


@@ -141,17 +141,39 @@ templ commitRail(p CommitPage) {
141		// FileList is the table of contents of a diff: status letter, path, +n -m	141		// FileList is the table of contents of a diff: status letter, path, +n -m
142		// and an ASCII bar. The row of the file in view is marked.	142		// and an ASCII bar. The row of the file in view is marked.
143		templ FileList(files []DiffFile) {	143		templ FileList(files []DiffFile) {
			144	+	if len(files) > fileFilterMin {
			145	+	<div class="ffilter">
			146	+	<label for="files-filter" class="sr">filter the changed files</label>
			147	+	<input
			148	+	id="files-filter"
			149	+	type="search"
			150	+	placeholder="Filter files…"
			151	+	autocomplete="off"
			152	+	data-pick=".files > li"
			153	+	hx-on:input="ermite.filter(this)"
			154	+	/>
			155	+	</div>
			156	+	}
144		<ol class="files" aria-label="Changed files">	157		<ol class="files" aria-label="Changed files">
145		for _, f := range files {	158		for _, f := range files {
146		<li>	159		<li>
147		<a	160		<a
148		href={ templ.SafeURL("#" + f.ID) }	161		href={ templ.SafeURL("#" + f.ID) }
149	-	hx-on:click="document.getElementById(this.hash.slice(1)).open = true"	162	+	title={ f.Path }
			163	+	hx-on:click="(window.ermiteMR?.openFile \|\| ermite.openFile)(this.hash.slice(1))"
150		>	164		>
151	-	<span class="st" title={ f.Status }>{ f.Status }</span>	165	+	<span class="st" data-st={ f.Status } title={ statusName(f.Status) }>{ f.Status }</span>
152	-	<span class="p" title={ f.Path }>{ f.Path }</span>	166	+	<span class="nm"><span class="p">{ f.Name }</span>{ " " }<span class="d"><bdi>{ f.Dir }</bdi></span></span>
153	-	<span class="n"><span class="plus">+{ itoa(f.Add) }</span> <span class="minus">-{ itoa(f.Del) }</span></span>	167	+	if f.OpenNotes > 0 {
154	-	<span class="b" aria-hidden="true"><span class="plus">{ f.Bar.Add }</span><span class="minus">{ f.Bar.Del }</span>{ f.Bar.Rest }</span>	168	+	<span class="cn" title={ plural(f.OpenNotes, "open comment", "open comments") }>{ itoa(f.OpenNotes) }</span>
			169	+	} else if f.Notes > 0 {
			170	+	<span class="cn done" title={ plural(f.Notes, "resolved comment", "resolved comments") }>{ itoa(f.Notes) }</span>
			171	+	}
			172	+	if f.Bin {
			173	+	<span class="n mute">bin</span>
			174	+	} else {
			175	+	<span class="n"><span class="plus">+{ itoa(f.Add) }</span> <span class="minus">-{ itoa(f.Del) }</span></span>
			176	+	}
155		</a>	177		</a>
156		</li>	178		</li>
157		}	179		}

@@ -164,7 +186,7 @@ templ FileList(files []DiffFile) {
164		// colour alone.	186		// colour alone.
165		templ DiffFileView(f DiffFile, p DiffView) {	187		templ DiffFileView(f DiffFile, p DiffView) {
166		<details	188		<details
167	-	class="dfile"	189	+	class={ "dfile", "lnw-" + itoa(f.Digits) }
168		id={ f.ID }	190		id={ f.ID }
169		data-file	191		data-file
170		if f.Open {	192		if f.Open {

@@ -177,7 +199,14 @@ templ DiffFileView(f DiffFile, p DiffView) {
177		{ " " }<span class="note">{ f.Note }</span>	199		{ " " }<span class="note">{ f.Note }</span>
178		}	200		}
179		</summary>	201		</summary>
180	-	if len(f.Hunks) > 0 {	202	+	if f.Lazy {
			203	+	// A placeholder: mr.js fetches the window of the file when it comes
			204	+	// near the screen and swaps the files of the window in. Without
			205	+	// scripts the link opens the page of that window.
			206	+	<div class={ "dlazy", "dlazy-" + itoa(f.Height) } data-src={ f.Src } data-notes={ f.Comments }>
			207	+	<a href={ templ.SafeURL("?from=" + itoa(f.From) + "#" + f.ID) }>show this file</a>
			208	+	</div>
			209	+	} else if len(f.Hunks) > 0 {
181		<div class="dscroll">	210		<div class="dscroll">
182		if p.ShowUnified {	211		if p.ShowUnified {
183		<table class="dt uni" aria-label={ f.Path + ", unified" }>	212		<table class="dt uni" aria-label={ f.Path + ", unified" }>

@@ -233,9 +262,30 @@ templ DiffFileView(f DiffFile, p DiffView) {
233		}	262		}
234		</p>	263		</p>
235		}	264		}
			265	+	if len(f.Loose) > 0 {
			266	+	<div class="dloose">
			267	+	for _, c := range f.Loose {
			268	+	@commentView(c, "")
			269	+	}
			270	+	</div>
			271	+	}
236		</details>	272		</details>
237		}	273		}
238			274
			275	+	// MRFiles is a window of files of a merge request, for the placeholders of
			276	+	// the page: the files only, which replace the placeholders of the same ids.
			277	+	templ MRFiles(p MRFilesPage) {
			278	+	for _, f := range p.Files {
			279	+	@DiffFileView(f, p.DiffView)
			280	+	}
			281	+	}
			282	+
			283	+	// MRFilesMoved answers a window of a diff that is not the one of the page any
			284	+	// more: the placeholder shows it instead of a file of another diff.
			285	+	templ MRFilesMoved() {
			286	+	<p class="notice" data-moved>this merge request changed since the page was loaded — <a href="">reload</a></p>
			287	+	}
			288	+
239		// splitSide is one half of a row of the split view; a side without a line is	289		// splitSide is one half of a row of the split view; a side without a line is
240		// an empty cell.	290		// an empty cell.
241		templ splitSide(ln *DiffLine, old bool) {	291		templ splitSide(ln *DiffLine, old bool) {

M internal/adapters/web/diff_templ.go +463 -215 generated file: collapsed

load diff

M internal/adapters/web/diff_test.go +0 -9


@@ -85,15 +85,6 @@ func TestPairLines(t *testing.T) {
85	85		assert.Equal(t, DiffLine{Kind: "add", Mark: "+", New: "2", Segs: []Seg{{Text: "a1"}}, newN: 2}, ls[4])
86	86		}
87	87
88		-	func TestChangeBar(t *testing.T) {
89		-	t.Parallel()
90		-	assert.Equal(t, Bar{Rest: "··········"}, changeBar(0, 0, 0))
91		-	assert.Equal(t, Bar{Add: "++++++++++"}, changeBar(100, 0, 100))
92		-	assert.Equal(t, Bar{Add: "+++++", Del: "-----", Rest: ""}, changeBar(50, 50, 100))
93		-	assert.Equal(t, Bar{Add: "+", Rest: "·········"}, changeBar(1, 0, 1000), "a change is never rounded away")
94		-	assert.Equal(t, 10, len(changeBar(7, 7, 8).Add+changeBar(7, 7, 8).Del+changeBar(7, 7, 8).Rest), "never wider than the bar")
95		-	}
96		-
97	88		func TestFileNotes(t *testing.T) {
98	89		t.Parallel()
99	90		tests := []struct {


@@ -85,15 +85,6 @@ func TestPairLines(t *testing.T) {
85		assert.Equal(t, DiffLine{Kind: "add", Mark: "+", New: "2", Segs: []Seg{{Text: "a1"}}, newN: 2}, ls[4])	85	assert.Equal(t, DiffLine{Kind: "add", Mark: "+", New: "2", Segs: []Seg{{Text: "a1"}}, newN: 2}, ls[4])
86		}	86	}
87			87
88	-	func TestChangeBar(t *testing.T) {
89	-	t.Parallel()
90	-	assert.Equal(t, Bar{Rest: "··········"}, changeBar(0, 0, 0))
91	-	assert.Equal(t, Bar{Add: "++++++++++"}, changeBar(100, 0, 100))
92	-	assert.Equal(t, Bar{Add: "+++++", Del: "-----", Rest: ""}, changeBar(50, 50, 100))
93	-	assert.Equal(t, Bar{Add: "+", Rest: "·········"}, changeBar(1, 0, 1000), "a change is never rounded away")
94	-	assert.Equal(t, 10, len(changeBar(7, 7, 8).Add+changeBar(7, 7, 8).Del+changeBar(7, 7, 8).Rest), "never wider than the bar")
95	-	}
96	-
97		func TestFileNotes(t *testing.T) {	88	func TestFileNotes(t *testing.T) {
98		t.Parallel()	89	t.Parallel()
99		tests := []struct {	90	tests := []struct {

M internal/adapters/web/fragments.go +7 -2


@@ -496,8 +496,13 @@ func (l *liveStream) mrChecks(ctx context.Context) ([]fragment, error) {
496	496		case err != nil:
497	497		return nil, err
498	498		}
499		-	f, err := renderFragment(ctx, "ci-run", MRChecks(checksSection(repo, l.s.checksFor(ctx, name, l.head))))
500		-	return []fragment{f}, err
	499	+	checks := l.s.checksFor(ctx, name, l.head)
	500	+	f, err := renderFragment(ctx, "ci-run", MRChecks(checksSection(repo, checks)))
	501	+	if err != nil {
	502	+	return nil, err
	503	+	}
	504	+	sum, err := renderFragment(ctx, "ci-run", MRChecksSum(checksSummary(name, l.head, checks)))
	505	+	return []fragment{f, sum}, err
501	506		}
502	507
503	508		// recentActions is the "Recent actions" block of the summary rail, read again

 	case err != nil:
 		return nil, err
 	}
-	f, err := renderFragment(ctx, "ci-run", MRChecks(checksSection(repo, l.s.checksFor(ctx, name, l.head))))
+	checks := l.s.checksFor(ctx, name, l.head)
-	return []fragment{f}, err
+	f, err := renderFragment(ctx, "ci-run", MRChecks(checksSection(repo, checks)))
+	if err != nil {
+		return nil, err
+	}
+	sum, err := renderFragment(ctx, "ci-run", MRChecksSum(checksSummary(name, l.head, checks)))
+	return []fragment{f, sum}, err
 }
 // recentActions is the "Recent actions" block of the summary rail, read again

A internal/adapters/web/jstest/mr.test.mjs +38 -0

@@ -0,0 +1,38 @@
	1	+	// Tests of the pure core of the merge request page (static/js/mr.js). Run with
	2	+	// node --test 'internal/adapters/web/jstest/*.test.mjs'
	3	+	import assert from 'node:assert/strict';
	4	+	import { test } from 'node:test';
	5	+
	6	+	globalThis.window = globalThis;
	7	+	globalThis.document = { readyState: 'complete', querySelector: () => null, querySelectorAll: () => [] };
	8	+	await import('../static/js/mr.js');
	9	+	const C = window.ermiteMR.core;
	10	+
	11	+	test('windowOf: the start of the window of a file', () => {
	12	+	assert.equal(C.windowOf('f1', 25), 0);
	13	+	assert.equal(C.windowOf('f25', 25), 0);
	14	+	assert.equal(C.windowOf('f26', 25), 25);
	15	+	assert.equal(C.windowOf('f84', 25), 75);
	16	+	assert.equal(C.windowOf('c3', 25), -1, 'not a file');
	17	+	assert.equal(C.windowOf('f0', 25), -1);
	18	+	});
	19	+
	20	+	test('menuKey: modes by number, D toggles the deletion, nothing else', () => {
	21	+	assert.deepEqual(C.menuKey('1', 2), { mode: 0 });
	22	+	assert.deepEqual(C.menuKey('2', 2), { mode: 1 });
	23	+	assert.equal(C.menuKey('3', 2), null, 'no third mode');
	24	+	assert.equal(C.menuKey('0', 2), null);
	25	+	assert.deepEqual(C.menuKey('D', 2), { toggle: true });
	26	+	assert.equal(C.menuKey('d', 2), null, 'd is the split layout');
	27	+	assert.equal(C.menuKey('Enter', 2), null, 'the browser submits: the focus is on the button');
	28	+	assert.equal(C.menuKey('M', 2), null);
	29	+	});
	30	+
	31	+	test('step: stays in the list', () => {
	32	+	assert.equal(C.step(0, 1, 3), 1);
	33	+	assert.equal(C.step(2, 1, 3), 2);
	34	+	assert.equal(C.step(0, -1, 3), 0);
	35	+	assert.equal(C.step(-1, 1, 3), 0);
	36	+	assert.equal(C.step(-1, -1, 3), 2);
	37	+	assert.equal(C.step(0, 1, 0), -1);
	38	+	});

@@ -0,0 +1,38 @@
	1	+	// Tests of the pure core of the merge request page (static/js/mr.js). Run with
	2	+	// node --test 'internal/adapters/web/jstest/*.test.mjs'
	3	+	import assert from 'node:assert/strict';
	4	+	import { test } from 'node:test';
	5	+
	6	+	globalThis.window = globalThis;
	7	+	globalThis.document = { readyState: 'complete', querySelector: () => null, querySelectorAll: () => [] };
	8	+	await import('../static/js/mr.js');
	9	+	const C = window.ermiteMR.core;
	10	+
	11	+	test('windowOf: the start of the window of a file', () => {
	12	+	assert.equal(C.windowOf('f1', 25), 0);
	13	+	assert.equal(C.windowOf('f25', 25), 0);
	14	+	assert.equal(C.windowOf('f26', 25), 25);
	15	+	assert.equal(C.windowOf('f84', 25), 75);
	16	+	assert.equal(C.windowOf('c3', 25), -1, 'not a file');
	17	+	assert.equal(C.windowOf('f0', 25), -1);
	18	+	});
	19	+
	20	+	test('menuKey: modes by number, D toggles the deletion, nothing else', () => {
	21	+	assert.deepEqual(C.menuKey('1', 2), { mode: 0 });
	22	+	assert.deepEqual(C.menuKey('2', 2), { mode: 1 });
	23	+	assert.equal(C.menuKey('3', 2), null, 'no third mode');
	24	+	assert.equal(C.menuKey('0', 2), null);
	25	+	assert.deepEqual(C.menuKey('D', 2), { toggle: true });
	26	+	assert.equal(C.menuKey('d', 2), null, 'd is the split layout');
	27	+	assert.equal(C.menuKey('Enter', 2), null, 'the browser submits: the focus is on the button');
	28	+	assert.equal(C.menuKey('M', 2), null);
	29	+	});
	30	+
	31	+	test('step: stays in the list', () => {
	32	+	assert.equal(C.step(0, 1, 3), 1);
	33	+	assert.equal(C.step(2, 1, 3), 2);
	34	+	assert.equal(C.step(0, -1, 3), 0);
	35	+	assert.equal(C.step(-1, 1, 3), 0);
	36	+	assert.equal(C.step(-1, -1, 3), 2);
	37	+	assert.equal(C.step(0, 1, 0), -1);
	38	+	});

M internal/adapters/web/keys.templ +4 -1


@@ -29,6 +29,9 @@ templ Keys() {
29	29		k-split from:body -> ermite.layout('split');
30	30		k-unified from:body -> ermite.layout('unified');
31	31		k-collapse from:body -> ermite.collapse();
32		-	k-permalink from:body -> ermite.permalink()"
	32	+	k-permalink from:body -> ermite.permalink();
	33	+	k-merge from:body -> window.ermiteMR?.openMerge();
	34	+	k-read from:body -> window.ermiteMR?.markRead();
	35	+	k-gf from:body -> window.ermiteMR?.focusFiles()"
33	36		></div>
34	37		}

          k-split from:body -> ermite.layout('split');
          k-unified from:body -> ermite.layout('unified');
          k-collapse from:body -> ermite.collapse();
-         k-permalink from:body -> ermite.permalink()"
+         k-permalink from:body -> ermite.permalink();
+         k-merge from:body -> window.ermiteMR?.openMerge();
+         k-read from:body -> window.ermiteMR?.markRead();
+         k-gf from:body -> window.ermiteMR?.focusFiles()"
 	></div>
 }

M internal/adapters/web/keys_templ.go +1 -1 generated file: collapsed

load diff

M internal/adapters/web/mr.go +70 -13


@@ -28,6 +28,13 @@ import (
28	28		// GET /<repo>/merge-requests/<n> the request with its diff
29	29		// GET /<repo>/merge-requests/<n>/since the diff since the last read
30	30		// GET /<repo>/compare/<branch> a branch against the default branch
	31	+	// GET /<repo>/merge-requests/<n>/files a window of files of the diff
	32	+	//
	33	+	// The page lists every changed file and reads the hunks of the first window
	34	+	// of files only (mrWindow); the files after it are placeholders that the
	35	+	// browser fills in, a window per request, as they come near the screen
	36	+	// (/files?from=&base=&head=). Without scripts each placeholder links to the
	37	+	// page of its window (?from=), which shows the hunks of that window.
31	38		//
32	39		// Reading marks nothing as read. MarkRead stores state, and a GET must stay
33	40		// safe: a prefetcher, a link preview or a reload of the owner's tab would move

@@ -43,6 +50,9 @@ import (
43	50		// forms and the CLI lines exist only in the owner's copy.
44	51
45	52		const (
	53	+	// mrWindow is how many files of a merge request one read gets the hunks
	54	+	// of: the page shows the first window and loads the others.
	55	+	mrWindow = 25
46	56		// mrPerPage is how many decided merge requests a page of the list shows,
47	57		// at least; pages of the use case are read whole.
48	58		mrPerPage = 50

@@ -114,6 +124,8 @@ type ResolveForm struct {
114	124		// Value is the state the form sets.
115	125		Value bool
116	126		Label string
	127	+	// From is the window of the page the comment is on (CommentForm.From).
	128	+	From int
117	129		}
118	130
119	131		// CommentForm is the POST that adds a comment.

@@ -125,6 +137,9 @@ type CommentForm struct {
125	137		Path, Line, Side string
126	138		Cancel string
127	139		Focus bool
	140	+	// From is the window of the page the form is on (see mrWindow), sent
	141	+	// back so that the answer returns to it; 0 for the first.
	142	+	From int
128	143		}
129	144
130	145		// MRCommit is a commit of the request.

@@ -198,8 +213,11 @@ type MRPage struct {
198	213		Invisible bool
199	214
200	215		// General are the comments that are not on a line, Loose those on a line
201		-	// that the diff shown does not have.
	216	+	// that the diff shown does not have. With LooseInFiles (a window of files
	217	+	// loaded later) the loose comments of a listed file go under the file
	218	+	// instead (DiffFile.Loose).
202	219		General, Loose []CommentView
	220	+	LooseInFiles bool
203	221		NComments int
204	222		NUnresolved int
205	223		GeneralForm *CommentForm

@@ -208,12 +226,16 @@ type MRPage struct {
208	226		CommitsNote string
209	227		Modes []string
210	228		ChecksBlock bool
211		-	// Checks are the CI checks of the head of the request.
212		-	Checks ChecksSection
	229	+	// Checks are the CI checks of the head of the request, ChecksSum their
	230	+	// state in the bar above the diff.
	231	+	Checks ChecksSection
	232	+	ChecksSum ChecksSummary
213	233
214	234		Box *MergeBox
215	235		// Live is true when the page announces changes.
216	236		Live bool
	237	+	// From is the first file of the window the page read the hunks of (?from=).
	238	+	From int
217	239		}
218	240
219	241		// CompareCommit is a commit of a branch that the target lacks.

@@ -419,10 +441,19 @@ func (s Server) mrPage(ctx context.Context, r http.Request, since bool) (templ
419	441		if err != nil {
420	442		return nil, 0, err
421	443		}
422		-	res, err := s.cfg.MergeRequests.Get(ctx, principal(ctx), d.repo.Name, n, since)
	444	+	from, err := parseFrom(r)
423	445		if err != nil {
424	446		return nil, 0, err
425	447		}
	448	+	res, err := s.cfg.MergeRequests.Get(ctx, principal(ctx), d.repo.Name, n, ports.GetMergeRequestOptions{
	449	+	SinceLastRead: since, Files: &ports.FileWindow{From: from, To: from + mrWindow},
	450	+	})
	451	+	if err != nil {
	452	+	return nil, 0, err
	453	+	}
	454	+	if from > 0 && from >= len(res.Diff.Files) {
	455	+	return nil, 0, errNotFound
	456	+	}
426	457		m := res.MergeRequest
427	458		now := s.cfg.Now()
428	459		signed := SignedIn(ctx)

@@ -470,13 +501,20 @@ func (s Server) mrPage(ctx context.Context, r http.Request, since bool) (templ
470	501		}
471	502		}
472	503		p.ChecksBlock = d.repo.Settings.FailingChecksBlock
473		-	if open && head != "" {
474		-	p.Checks = checksSection(d.repo.Repo, s.checksFor(ctx, d.repo.Name, head))
475		-	} else if head != "" {
476		-	p.Checks = checksSection(d.repo.Repo, s.checksFor(ctx, d.repo.Name, head))
477		-	p.Checks.Note = ""
	504	+	if head != "" {
	505	+	checks := s.checksFor(ctx, d.repo.Name, head)
	506	+	p.Checks = checksSection(d.repo.Repo, checks)
	507	+	p.ChecksSum = checksSummary(d.repo.Name, head, checks)
	508	+	if !open {
	509	+	p.Checks.Note = ""
	510	+	}
478	511		}
479	512		p.Note = diffNote(res.Diff, len(p.Files), p.NFiles)
	513	+	countNotes(p.Files, res.Comments)
	514	+	if !res.DiffBaseID.IsZero() {
	515	+	lazyFiles(p.Files, from, filesSrc(d.name(), n, since, res.DiffBaseID.String(), head))
	516	+	}
	517	+	p.From = from
480	518
481	519		// The commits of the request, newest first.
482	520		for _, c := range res.Commits {

@@ -538,7 +576,7 @@ func (s Server) mrPage(ctx context.Context, r http.Request, since bool) (templ
538	576		s.placeComments(&p, d.name(), n, res.Comments, head, !since, canWrite, on)
539	577		lines, invisible := diffLines(p.Files)
540	578		p.Invisible = invisible
541		-	p.DiffView = newDiffView(r, lines, self+"?view=unified", self+"?view=split")
	579	+	p.DiffView = newDiffView(r, lines, withFrom(self+"?view=unified", from), withFrom(self+"?view=split", from))
542	580		if signed && open {
543	581		p.Box = s.mergeBox(d, n, m.Source, head, lastRead)
544	582		if m.IsDraft() {

@@ -570,6 +608,7 @@ func (s Server) mrPage(ctx context.Context, r http.Request, since bool) (templ
570	608		p.Live = true
571	609		l.Live, l.LiveURL = true, liveURL("repo:"+d.name(), "view=mr&n="+strconv.FormatInt(n, 10)+"&ref="+url.QueryEscape(m.Source)+"&head="+url.QueryEscape(head))
572	610		l.HasRail = true
	611	+	l.MR = true
573	612		return MergeRequest(l, p), http.StatusOK, nil
574	613		}
575	614

@@ -666,23 +705,30 @@ func (s Server) placeComments(p MRPage, repo string, n int64, comments []domai
666	705		}
667	706		index := map[lineKey]*DiffLine{}
668	707		fileIDs := map[string]string{}
	708	+	fileAt := map[string]int{}
669	709		for fi := range p.Files {
670	710		f := &p.Files[fi]
671	711		fileIDs[f.Key] = f.ID
	712	+	fileAt[f.Key] = fi
672	713		linkable := canWrite && f.Key != "" && !strings.ContainsFunc(f.Key, invisible)
	714	+	// The form of a line shows on the page of the window of its file.
	715	+	on := self + "?on="
	716	+	if w := windowStart(fi); w > 0 {
	717	+	on = self + "?from=" + itoa(w) + "&on="
	718	+	}
673	719		for hi := range f.Hunks {
674	720		for li := range f.Hunks[hi].Lines {
675	721		ln := &f.Hunks[hi].Lines[li]
676	722		if ln.oldN > 0 && ln.Kind != "add" {
677	723		index[lineKey{f.Key, domain.SideOld, ln.oldN}] = ln
678	724		if linkable {
679		-	ln.OldHref = self + "?on=old:" + itoa(ln.oldN) + ":" + url.QueryEscape(f.Key) + "#" + f.ID
	725	+	ln.OldHref = on + "old:" + itoa(ln.oldN) + ":" + url.QueryEscape(f.Key) + "#" + f.ID
680	726		}
681	727		}
682	728		if ln.newN > 0 && ln.Kind != "del" {
683	729		index[lineKey{f.Key, domain.SideNew, ln.newN}] = ln
684	730		if linkable {
685		-	ln.NewHref = self + "?on=new:" + itoa(ln.newN) + ":" + url.QueryEscape(f.Key) + "#" + f.ID
	731	+	ln.NewHref = on + "new:" + itoa(ln.newN) + ":" + url.QueryEscape(f.Key) + "#" + f.ID
686	732		}
687	733		}
688	734		}

@@ -711,6 +757,11 @@ func (s Server) placeComments(p MRPage, repo string, n int64, comments []domai
711	757		p.NUnresolved++
712	758		}
713	759		general := c.Path == ""
	760	+	fi, listed := fileAt[c.Path]
	761	+	if !general && listed && p.Files[fi].Lazy {
	762	+	// Its file comes with its window, and the comment with it.
	763	+	continue
	764	+	}
714	765		var ln *DiffLine
715	766		if !general {
716	767		ln = find(c.Path, c.Side, c.Line)

@@ -724,6 +775,9 @@ func (s Server) placeComments(p MRPage, repo string, n int64, comments []domai
724	775		}
725	776		if canWrite {
726	777		v.Resolve = &ResolveForm{Action: resolveAction(cid), Value: !c.Resolved, Label: "Resolve"}
	778	+	if !general && listed {
	779	+	v.Resolve.From = windowStart(fi)
	780	+	}
727	781		if c.Resolved {
728	782		v.Resolve.Label = "Unresolve"
729	783		}

@@ -733,6 +787,8 @@ func (s Server) placeComments(p MRPage, repo string, n int64, comments []domai
733	787		ln.Notes = append(ln.Notes, v)
734	788		case general:
735	789		p.General = append(p.General, v)
	790	+	case p.LooseInFiles && listed:
	791	+	p.Files[fi].Loose = append(p.Files[fi].Loose, v)
736	792		default:
737	793		p.Loose = append(p.Loose, v)
738	794		}

@@ -747,7 +803,8 @@ func (s Server) placeComments(p MRPage, repo string, n int64, comments []domai
747	803		ln.Form = &CommentForm{
748	804		ID: "cf-line", Action: mrHref(repo, n, "comments"), Path: on.path, Line: itoa(on.line), Side: on.side,
749	805		Title: "comment on " + visibleText(on.path) + ":" + itoa(on.line) + " (" + on.side + ")",
750		-	Cancel: self + "#" + fileIDs[on.path], Focus: true,
	806	+	Cancel: withFrom(self, windowStart(fileAt[on.path])) + "#" + fileIDs[on.path], Focus: true,
	807	+	From: windowStart(fileAt[on.path]),
751	808		}
752	809		}
753	810		}

 //	GET  /<repo>/merge-requests/<n>          the request with its diff
 //	GET  /<repo>/merge-requests/<n>/since    the diff since the last read
 //	GET  /<repo>/compare/<branch>            a branch against the default branch
+//	GET  /<repo>/merge-requests/<n>/files    a window of files of the diff
+//
+// The page lists every changed file and reads the hunks of the first window
+// of files only (mrWindow); the files after it are placeholders that the
+// browser fills in, a window per request, as they come near the screen
+// (/files?from=&base=&head=). Without scripts each placeholder links to the
+// page of its window (?from=), which shows the hunks of that window.
 //
 // Reading marks nothing as read. MarkRead stores state, and a GET must stay
 // safe: a prefetcher, a link preview or a reload of the owner's tab would move
 // forms and the CLI lines exist only in the owner's copy.
 const (
+	// mrWindow is how many files of a merge request one read gets the hunks
+	// of: the page shows the first window and loads the others.
+	mrWindow = 25
 	// mrPerPage is how many decided merge requests a page of the list shows,
 	// at least; pages of the use case are read whole.
 	mrPerPage = 50
 	// Value is the state the form sets.
 	Value bool
 	Label string
+	// From is the window of the page the comment is on (CommentForm.From).
+	From int
 }
 // CommentForm is the POST that adds a comment.
 	Path, Line, Side string
 	Cancel           string
 	Focus            bool
+	// From is the window of the page the form is on (see mrWindow), sent
+	// back so that the answer returns to it; 0 for the first.
+	From int
 }
 // MRCommit is a commit of the request.
 	Invisible bool
 	// General are the comments that are not on a line, Loose those on a line
-	// that the diff shown does not have.
+	// that the diff shown does not have. With LooseInFiles (a window of files
+	// loaded later) the loose comments of a listed file go under the file
+	// instead (DiffFile.Loose).
 	General, Loose []CommentView
+	LooseInFiles   bool
 	NComments      int
 	NUnresolved    int
 	GeneralForm    *CommentForm
 	CommitsNote string
 	Modes       []string
 	ChecksBlock bool
-	// Checks are the CI checks of the head of the request.
+	// Checks are the CI checks of the head of the request, ChecksSum their
-	Checks ChecksSection
+	// state in the bar above the diff.
+	Checks    ChecksSection
+	ChecksSum ChecksSummary
 	Box *MergeBox
 	// Live is true when the page announces changes.
 	Live bool
+	// From is the first file of the window the page read the hunks of (?from=).
+	From int
 }
 // CompareCommit is a commit of a branch that the target lacks.
 	if err != nil {
 		return nil, 0, err
 	}
-	res, err := s.cfg.MergeRequests.Get(ctx, principal(ctx), d.repo.Name, n, since)
+	from, err := parseFrom(r)
 	if err != nil {
 		return nil, 0, err
 	}
+	res, err := s.cfg.MergeRequests.Get(ctx, principal(ctx), d.repo.Name, n, ports.GetMergeRequestOptions{
+		SinceLastRead: since, Files: &ports.FileWindow{From: from, To: from + mrWindow},
+	})
+	if err != nil {
+		return nil, 0, err
+	}
+	if from > 0 && from >= len(res.Diff.Files) {
+		return nil, 0, errNotFound
+	}
 	m := res.MergeRequest
 	now := s.cfg.Now()
 	signed := SignedIn(ctx)
 		}
 	}
 	p.ChecksBlock = d.repo.Settings.FailingChecksBlock
-	if open && head != "" {
+	if head != "" {
-		p.Checks = checksSection(d.repo.Repo, s.checksFor(ctx, d.repo.Name, head))
+		checks := s.checksFor(ctx, d.repo.Name, head)
-	} else if head != "" {
+		p.Checks = checksSection(d.repo.Repo, checks)
-		p.Checks = checksSection(d.repo.Repo, s.checksFor(ctx, d.repo.Name, head))
+		p.ChecksSum = checksSummary(d.repo.Name, head, checks)
-		p.Checks.Note = ""
+		if !open {
+			p.Checks.Note = ""
+		}
 	}
 	p.Note = diffNote(res.Diff, len(p.Files), p.NFiles)
+	countNotes(p.Files, res.Comments)
+	if !res.DiffBaseID.IsZero() {
+		lazyFiles(p.Files, from, filesSrc(d.name(), n, since, res.DiffBaseID.String(), head))
+	}
+	p.From = from
 	// The commits of the request, newest first.
 	for _, c := range res.Commits {
 	s.placeComments(&p, d.name(), n, res.Comments, head, !since, canWrite, on)
 	lines, invisible := diffLines(p.Files)
 	p.Invisible = invisible
-	p.DiffView = newDiffView(r, lines, self+"?view=unified", self+"?view=split")
+	p.DiffView = newDiffView(r, lines, withFrom(self+"?view=unified", from), withFrom(self+"?view=split", from))
 	if signed && open {
 		p.Box = s.mergeBox(d, n, m.Source, head, lastRead)
 		if m.IsDraft() {
 	p.Live = true
 	l.Live, l.LiveURL = true, liveURL("repo:"+d.name(), "view=mr&n="+strconv.FormatInt(n, 10)+"&ref="+url.QueryEscape(m.Source)+"&head="+url.QueryEscape(head))
 	l.HasRail = true
+	l.MR = true
 	return MergeRequest(l, p), http.StatusOK, nil
 }
 	}
 	index := map[lineKey]*DiffLine{}
 	fileIDs := map[string]string{}
+	fileAt := map[string]int{}
 	for fi := range p.Files {
 		f := &p.Files[fi]
 		fileIDs[f.Key] = f.ID
+		fileAt[f.Key] = fi
 		linkable := canWrite && f.Key != "" && !strings.ContainsFunc(f.Key, invisible)
+		// The form of a line shows on the page of the window of its file.
+		on := self + "?on="
+		if w := windowStart(fi); w > 0 {
+			on = self + "?from=" + itoa(w) + "&on="
+		}
 		for hi := range f.Hunks {
 			for li := range f.Hunks[hi].Lines {
 				ln := &f.Hunks[hi].Lines[li]
 				if ln.oldN > 0 && ln.Kind != "add" {
 					index[lineKey{f.Key, domain.SideOld, ln.oldN}] = ln
 					if linkable {
-						ln.OldHref = self + "?on=old:" + itoa(ln.oldN) + ":" + url.QueryEscape(f.Key) + "#" + f.ID
+						ln.OldHref = on + "old:" + itoa(ln.oldN) + ":" + url.QueryEscape(f.Key) + "#" + f.ID
 					}
 				}
 				if ln.newN > 0 && ln.Kind != "del" {
 					index[lineKey{f.Key, domain.SideNew, ln.newN}] = ln
 					if linkable {
-						ln.NewHref = self + "?on=new:" + itoa(ln.newN) + ":" + url.QueryEscape(f.Key) + "#" + f.ID
+						ln.NewHref = on + "new:" + itoa(ln.newN) + ":" + url.QueryEscape(f.Key) + "#" + f.ID
 					}
 				}
 			}
 			p.NUnresolved++
 		}
 		general := c.Path == ""
+		fi, listed := fileAt[c.Path]
+		if !general && listed && p.Files[fi].Lazy {
+			// Its file comes with its window, and the comment with it.
+			continue
+		}
 		var ln *DiffLine
 		if !general {
 			ln = find(c.Path, c.Side, c.Line)
 		}
 		if canWrite {
 			v.Resolve = &ResolveForm{Action: resolveAction(cid), Value: !c.Resolved, Label: "Resolve"}
+			if !general && listed {
+				v.Resolve.From = windowStart(fi)
+			}
 			if c.Resolved {
 				v.Resolve.Label = "Unresolve"
 			}
 			ln.Notes = append(ln.Notes, v)
 		case general:
 			p.General = append(p.General, v)
+		case p.LooseInFiles && listed:
+			p.Files[fi].Loose = append(p.Files[fi].Loose, v)
 		default:
 			p.Loose = append(p.Loose, v)
 		}
 			ln.Form = &CommentForm{
 				ID: "cf-line", Action: mrHref(repo, n, "comments"), Path: on.path, Line: itoa(on.line), Side: on.side,
 				Title:  "comment on " + visibleText(on.path) + ":" + itoa(on.line) + " (" + on.side + ")",
-				Cancel: self + "#" + fileIDs[on.path], Focus: true,
+				Cancel: withFrom(self, windowStart(fileAt[on.path])) + "#" + fileIDs[on.path], Focus: true,
+				From: windowStart(fileAt[on.path]),
 			}
 		}
 	}

M internal/adapters/web/mr.templ +113 -75


@@ -162,13 +162,7 @@ templ MergeRequest(l Layout, p MRPage) {
162	162		if p.SinceNote != "" {
163	163		<p class="notice">{ p.SinceNote }</p>
164	164		}
165		-	<div class="diff-tools" role="toolbar" aria-label="Diff view">
166		-	<span class="dim">{ plural(p.NFiles, "file", "files") } · <span class="plus">+{ itoa(p.Adds) }</span> <span class="minus">-{ itoa(p.Dels) }</span></span>
167		-	<span class="grow"></span>
168		-	@viewLink(p.DiffView, "unified", "Unified", "u", p.UnifiedHref)
169		-	@viewLink(p.DiffView, "split", "Split", "d", p.SplitHref)
170		-	@collapseButton()
171		-	</div>
	165	+	@mrBar(p)
172	166		if p.Invisible {
173	167		<p class="notice">
174	168		this diff holds invisible characters (direction controls, zero-width characters). They are shown as

@@ -180,6 +174,7 @@ templ MergeRequest(l Layout, p MRPage) {
180	174		}
181	175		<div
182	176		id="diffs"
	177	+	data-mr
183	178		if p.Both {
184	179		data-diff={ p.View }
185	180		} else {

@@ -256,6 +251,9 @@ templ commentView(c CommentView, suffix string) {
256	251		if c.Resolve != nil {
257	252		<form class="c-act" method="post" action={ templ.SafeURL(c.Resolve.Action) }>
258	253		<input type="hidden" name="resolved" value={ boolText(c.Resolve.Value) }/>
	254	+	if c.Resolve.From > 0 {
	255	+	<input type="hidden" name="from" value={ itoa(c.Resolve.From) }/>
	256	+	}
259	257		<button type="submit" class="btn">{ c.Resolve.Label }</button>
260	258		</form>
261	259		}

@@ -289,6 +287,9 @@ templ commentForm(f CommentForm, suffix string) {
289	287		<input type="hidden" name="line" value={ f.Line }/>
290	288		<input type="hidden" name="side" value={ f.Side }/>
291	289		}
	290	+	if f.From > 0 {
	291	+	<input type="hidden" name="from" value={ itoa(f.From) }/>
	292	+	}
292	293		<div class="f-btns">
293	294		<button type="submit" class="btn primary">Comment</button>
294	295		if f.Cancel != "" {

@@ -299,25 +300,11 @@ templ commentForm(f CommentForm, suffix string) {
299	300		}
300	301
301	302		templ mrRail(p MRPage) {
302		-	if p.Box != nil {
303		-	@mergeBox(p)
304		-	}
305		-	@MRChecks(p.Checks)
306		-	<section aria-labelledby="r-settings">
307		-	<h2 id="r-settings">Settings</h2>
308		-	<dl class="kv">
309		-	<dt>modes</dt>
310		-	<dd>{ strings.Join(p.Modes, ", ") }</dd>
311		-	<dt>checks</dt>
312		-	<dd>
313		-	if p.ChecksBlock {
314		-	failing ones block the merge
315		-	} else {
316		-	do not block the merge
317		-	}
318		-	</dd>
319		-	</dl>
	303	+	<section aria-labelledby="r-files" class="r-files">
	304	+	<h2 id="r-files">Files <span class="count">{ itoa(len(p.Files)) }</span><kbd aria-hidden="true">g f</kbd></h2>
	305	+	@FileList(p.Files)
320	306		</section>
	307	+	@MRChecks(p.Checks)
321	308		<section aria-labelledby="r-commits">
322	309		<h2 id="r-commits">Commits <span class="count">{ itoa(len(p.Commits)) }</span></h2>
323	310		<ul class="pcommits">

@@ -344,74 +331,125 @@ templ mrRail(p MRPage) {
344	331		<p class="note">{ p.CommitsNote }</p>
345	332		}
346	333		</section>
347		-	<section aria-labelledby="r-files">
348		-	<h2 id="r-files">Files <span class="count">{ itoa(len(p.Files)) }</span></h2>
349		-	@FileList(p.Files)
350		-	</section>
351		-	}
352		-
353		-	// mergeBox is the first block of the rail of an open request, for the owner:
354		-	// the merge form (it carries the head that was read), the terminal lines, and
355		-	// the other things one does with the request.
356		-	templ mergeBox(p MRPage) {
357		-	<section class="decide" aria-labelledby="r-merge" data-state="open">
358		-	<h2 id="r-merge">Merge</h2>
	334	+	<section aria-labelledby="r-settings">
	335	+	<h2 id="r-settings">Settings</h2>
359	336		<dl class="kv">
360		-	<dt>head</dt>
	337	+	<dt>modes</dt>
	338	+	<dd>{ strings.Join(p.Modes, ", ") }</dd>
	339	+	<dt>checks</dt>
361	340		<dd>
362		-	if p.Box.HeadGone {
363		-	gone: the source branch was deleted
	341	+	if p.ChecksBlock {
	342	+	failing ones block the merge
364	343		} else {
365		-	{ p.HeadShort }
	344	+	do not block the merge
366	345		}
367	346		</dd>
368		-	<dt>into</dt>
369		-	<dd>{ p.Target }</dd>
370	347		</dl>
371		-	if p.Box.ReadyAction != "" {
372		-	<p class="d-draft">this is a draft: it cannot be merged until it is ready for review.</p>
373		-	<form class="d-btns" method="post" action={ templ.SafeURL(p.Box.ReadyAction) }>
374		-	<button type="submit" class="btn primary" title="remove the draft prefix from the title">Ready for review</button>
375		-	</form>
376		-	} else if !p.Box.HeadGone {
377		-	<form class="d-acts" method="post" action={ templ.SafeURL(p.Box.MergeAction) }>
378		-	<input type="hidden" name="head_id" value={ p.Box.Head }/>
379		-	<label class="sr" for="merge-mode">merge mode</label>
380		-	<select id="merge-mode" name="mode">
381		-	for _, m := range p.Box.Modes {
382		-	<option value={ m.Value }>{ m.Label }</option>
383		-	}
384		-	</select>
385		-	if p.Box.CanDeleteBranch {
386		-	<label class="d-check"><input type="checkbox" name="delete_branch" value="1"/> delete { p.Source } after the merge</label>
387		-	}
388		-	<div class="d-btns">
389		-	<button type="submit" class="btn primary">Merge</button>
390		-	</div>
391		-	</form>
	348	+	</section>
	349	+	}
	350	+
	351	+	// mrBar is the bar above the diff, which follows the review: the totals, the
	352	+	// layout of the diff, the state of the checks and, for the owner of an open
	353	+	// request, the merge menu and the other actions. Each menu is a <details>: it
	354	+	// works without scripts; with them, M and the keys of the menu drive it.
	355	+	templ mrBar(p MRPage) {
	356	+	<div class="diff-tools mr-bar" role="toolbar" aria-label="Diff view and merge">
	357	+	<span class="dim">{ plural(p.NFiles, "file", "files") } · <span class="plus">+{ itoa(p.Adds) }</span> <span class="minus">-{ itoa(p.Dels) }</span></span>
	358	+	@viewLink(p.DiffView, "unified", "Unified", "u", p.UnifiedHref)
	359	+	@viewLink(p.DiffView, "split", "Split", "d", p.SplitHref)
	360	+	@collapseButton()
	361	+	<span class="grow"></span>
	362	+	@MRChecksSum(p.ChecksSum)
	363	+	if p.Box != nil {
	364	+	@mergeMenu(p)
	365	+	@moreMenu(p)
392	366		}
393		-	<div class="d-btns">
	367	+	</div>
	368	+	}
	369	+
	370	+	// mergeMenu is the merge of an open request, for the owner: the form (it
	371	+	// carries the head that was read), or "Ready for review" for a draft. The
	372	+	// mode and the branch deletion have keys (1-3, D) while it is open.
	373	+	templ mergeMenu(p MRPage) {
	374	+	<details class="menu mmenu" id="merge-menu" data-state="open">
	375	+	<summary class="btn primary" aria-keyshortcuts="Shift+M">
	376	+	if p.Box.ReadyAction != "" {
	377	+	Draft
	378	+	} else {
	379	+	Merge
	380	+	}
	381	+	<kbd aria-hidden="true">M</kbd>
	382	+	</summary>
	383	+	<div class="menu-pop" role="group" aria-label="Merge">
	384	+	<dl class="kv">
	385	+	<dt>head</dt>
	386	+	<dd>
	387	+	if p.Box.HeadGone {
	388	+	gone: the source branch was deleted
	389	+	} else {
	390	+	{ p.HeadShort }
	391	+	}
	392	+	</dd>
	393	+	<dt>into</dt>
	394	+	<dd>{ p.Target }</dd>
	395	+	</dl>
	396	+	if p.Box.ReadyAction != "" {
	397	+	<p class="d-draft">this is a draft: it cannot be merged until it is ready for review.</p>
	398	+	<form class="d-btns" method="post" action={ templ.SafeURL(p.Box.ReadyAction) }>
	399	+	<button type="submit" class="btn primary" data-default title="remove the draft prefix from the title">Ready for review</button>
	400	+	</form>
	401	+	} else if !p.Box.HeadGone {
	402	+	<form class="d-acts" method="post" action={ templ.SafeURL(p.Box.MergeAction) }>
	403	+	<input type="hidden" name="head_id" value={ p.Box.Head }/>
	404	+	<fieldset class="d-modes">
	405	+	<legend class="sr">merge mode</legend>
	406	+	for i, m := range p.Box.Modes {
	407	+	<label>
	408	+	<input type="radio" name="mode" value={ m.Value } checked?={ i == 0 }/>
	409	+	{ m.Label }
	410	+	if i < 9 {
	411	+	<kbd aria-hidden="true">{ itoa(i + 1) }</kbd>
	412	+	}
	413	+	</label>
	414	+	}
	415	+	</fieldset>
	416	+	if p.Box.CanDeleteBranch {
	417	+	<label class="d-check"><input type="checkbox" name="delete_branch" value="1"/> delete { p.Source } after the merge <kbd aria-hidden="true">D</kbd></label>
	418	+	}
	419	+	<div class="d-btns">
	420	+	<button type="submit" class="btn primary" data-default>Merge into { p.Target }</button>
	421	+	</div>
	422	+	</form>
	423	+	}
	424	+	</div>
	425	+	</details>
	426	+	}
	427	+
	428	+	// moreMenu is what else the owner does with an open request: mark the head
	429	+	// read, close it, merge it from a terminal.
	430	+	templ moreMenu(p MRPage) {
	431	+	<details class="menu omenu">
	432	+	<summary class="btn icon" aria-label="More actions" title="more actions">⋯</summary>
	433	+	<div class="menu-pop" role="group" aria-label="More actions">
394	434		if p.Box.CanMarkRead {
395	435		<form method="post" action={ templ.SafeURL(p.Box.ReadAction) }>
396	436		<input type="hidden" name="head_id" value={ p.Box.Head }/>
397		-	<button type="submit" title="the next visit can show only what changed after this head" class="btn">Mark read</button>
	437	+	<button type="submit" title="the next visit can show only what changed after this head" class="btn" aria-keyshortcuts="Shift+R" data-read>Mark read <kbd aria-hidden="true">R</kbd></button>
398	438		</form>
399	439		}
400	440		<form method="post" action={ templ.SafeURL(p.Box.CloseAction) }>
401	441		<button type="submit" title="close without merging; the branch is kept" class="btn danger">Close</button>
402	442		</form>
	443	+	if !p.Box.HeadGone && p.Box.ReadyAction == "" {
	444	+	<details class="d-or">
	445	+	<summary class="mute">or from a terminal</summary>
	446	+	@CloneBlock(p.Box.CLI)
	447	+	</details>
	448	+	}
403	449		</div>
404		-	if !p.Box.HeadGone && p.Box.ReadyAction == "" {
405		-	<details class="d-or">
406		-	<summary class="mute">or from a terminal</summary>
407		-	@CloneBlock(p.Box.CLI)
408		-	</details>
409		-	}
410		-	</section>
	450	+	</details>
411	451		}
412	452
413		-	// Compare is a branch against the default branch: the commits it is ahead by,
414		-	// its diff when the API can give one, and the form that opens a merge request.
415	453		templ Compare(l Layout, p ComparePage) {
416	454		@Shell(l, compareRail(p)) {
417	455		<header class="show mr-h">


@@ -162,13 +162,7 @@ templ MergeRequest(l Layout, p MRPage) {
162		if p.SinceNote != "" {	162		if p.SinceNote != "" {
163		<p class="notice">{ p.SinceNote }</p>	163		<p class="notice">{ p.SinceNote }</p>
164		}	164		}
165	-	<div class="diff-tools" role="toolbar" aria-label="Diff view">	165	+	@mrBar(p)
166	-	<span class="dim">{ plural(p.NFiles, "file", "files") } · <span class="plus">+{ itoa(p.Adds) }</span> <span class="minus">-{ itoa(p.Dels) }</span></span>
167	-	<span class="grow"></span>
168	-	@viewLink(p.DiffView, "unified", "Unified", "u", p.UnifiedHref)
169	-	@viewLink(p.DiffView, "split", "Split", "d", p.SplitHref)
170	-	@collapseButton()
171	-	</div>
172		if p.Invisible {	166		if p.Invisible {
173		<p class="notice">	167		<p class="notice">
174		this diff holds invisible characters (direction controls, zero-width characters). They are shown as	168		this diff holds invisible characters (direction controls, zero-width characters). They are shown as

@@ -180,6 +174,7 @@ templ MergeRequest(l Layout, p MRPage) {
180		}	174		}
181		<div	175		<div
182		id="diffs"	176		id="diffs"
			177	+	data-mr
183		if p.Both {	178		if p.Both {
184		data-diff={ p.View }	179		data-diff={ p.View }
185		} else {	180		} else {

@@ -256,6 +251,9 @@ templ commentView(c CommentView, suffix string) {
256		if c.Resolve != nil {	251		if c.Resolve != nil {
257		<form class="c-act" method="post" action={ templ.SafeURL(c.Resolve.Action) }>	252		<form class="c-act" method="post" action={ templ.SafeURL(c.Resolve.Action) }>
258		<input type="hidden" name="resolved" value={ boolText(c.Resolve.Value) }/>	253		<input type="hidden" name="resolved" value={ boolText(c.Resolve.Value) }/>
			254	+	if c.Resolve.From > 0 {
			255	+	<input type="hidden" name="from" value={ itoa(c.Resolve.From) }/>
			256	+	}
259		<button type="submit" class="btn">{ c.Resolve.Label }</button>	257		<button type="submit" class="btn">{ c.Resolve.Label }</button>
260		</form>	258		</form>
261		}	259		}

@@ -289,6 +287,9 @@ templ commentForm(f CommentForm, suffix string) {
289		<input type="hidden" name="line" value={ f.Line }/>	287		<input type="hidden" name="line" value={ f.Line }/>
290		<input type="hidden" name="side" value={ f.Side }/>	288		<input type="hidden" name="side" value={ f.Side }/>
291		}	289		}
			290	+	if f.From > 0 {
			291	+	<input type="hidden" name="from" value={ itoa(f.From) }/>
			292	+	}
292		<div class="f-btns">	293		<div class="f-btns">
293		<button type="submit" class="btn primary">Comment</button>	294		<button type="submit" class="btn primary">Comment</button>
294		if f.Cancel != "" {	295		if f.Cancel != "" {

@@ -299,25 +300,11 @@ templ commentForm(f CommentForm, suffix string) {
299		}	300		}
300			301
301		templ mrRail(p MRPage) {	302		templ mrRail(p MRPage) {
302	-	if p.Box != nil {	303	+	<section aria-labelledby="r-files" class="r-files">
303	-	@mergeBox(p)	304	+	<h2 id="r-files">Files <span class="count">{ itoa(len(p.Files)) }</span><kbd aria-hidden="true">g f</kbd></h2>
304	-	}	305	+	@FileList(p.Files)
305	-	@MRChecks(p.Checks)
306	-	<section aria-labelledby="r-settings">
307	-	<h2 id="r-settings">Settings</h2>
308	-	<dl class="kv">
309	-	<dt>modes</dt>
310	-	<dd>{ strings.Join(p.Modes, ", ") }</dd>
311	-	<dt>checks</dt>
312	-	<dd>
313	-	if p.ChecksBlock {
314	-	failing ones block the merge
315	-	} else {
316	-	do not block the merge
317	-	}
318	-	</dd>
319	-	</dl>
320		</section>	306		</section>
			307	+	@MRChecks(p.Checks)
321		<section aria-labelledby="r-commits">	308		<section aria-labelledby="r-commits">
322		<h2 id="r-commits">Commits <span class="count">{ itoa(len(p.Commits)) }</span></h2>	309		<h2 id="r-commits">Commits <span class="count">{ itoa(len(p.Commits)) }</span></h2>
323		<ul class="pcommits">	310		<ul class="pcommits">

@@ -344,74 +331,125 @@ templ mrRail(p MRPage) {
344		<p class="note">{ p.CommitsNote }</p>	331		<p class="note">{ p.CommitsNote }</p>
345		}	332		}
346		</section>	333		</section>
347	-	<section aria-labelledby="r-files">	334	+	<section aria-labelledby="r-settings">
348	-	<h2 id="r-files">Files <span class="count">{ itoa(len(p.Files)) }</span></h2>	335	+	<h2 id="r-settings">Settings</h2>
349	-	@FileList(p.Files)
350	-	</section>
351	-	}
352	-
353	-	// mergeBox is the first block of the rail of an open request, for the owner:
354	-	// the merge form (it carries the head that was read), the terminal lines, and
355	-	// the other things one does with the request.
356	-	templ mergeBox(p MRPage) {
357	-	<section class="decide" aria-labelledby="r-merge" data-state="open">
358	-	<h2 id="r-merge">Merge</h2>
359		<dl class="kv">	336		<dl class="kv">
360	-	<dt>head</dt>	337	+	<dt>modes</dt>
			338	+	<dd>{ strings.Join(p.Modes, ", ") }</dd>
			339	+	<dt>checks</dt>
361		<dd>	340		<dd>
362	-	if p.Box.HeadGone {	341	+	if p.ChecksBlock {
363	-	gone: the source branch was deleted	342	+	failing ones block the merge
364		} else {	343		} else {
365	-	{ p.HeadShort }	344	+	do not block the merge
366		}	345		}
367		</dd>	346		</dd>
368	-	<dt>into</dt>
369	-	<dd>{ p.Target }</dd>
370		</dl>	347		</dl>
371	-	if p.Box.ReadyAction != "" {	348	+	</section>
372	-	<p class="d-draft">this is a draft: it cannot be merged until it is ready for review.</p>	349	+	}
373	-	<form class="d-btns" method="post" action={ templ.SafeURL(p.Box.ReadyAction) }>	350	+
374	-	<button type="submit" class="btn primary" title="remove the draft prefix from the title">Ready for review</button>	351	+	// mrBar is the bar above the diff, which follows the review: the totals, the
375	-	</form>	352	+	// layout of the diff, the state of the checks and, for the owner of an open
376	-	} else if !p.Box.HeadGone {	353	+	// request, the merge menu and the other actions. Each menu is a <details>: it
377	-	<form class="d-acts" method="post" action={ templ.SafeURL(p.Box.MergeAction) }>	354	+	// works without scripts; with them, M and the keys of the menu drive it.
378	-	<input type="hidden" name="head_id" value={ p.Box.Head }/>	355	+	templ mrBar(p MRPage) {
379	-	<label class="sr" for="merge-mode">merge mode</label>	356	+	<div class="diff-tools mr-bar" role="toolbar" aria-label="Diff view and merge">
380	-	<select id="merge-mode" name="mode">	357	+	<span class="dim">{ plural(p.NFiles, "file", "files") } · <span class="plus">+{ itoa(p.Adds) }</span> <span class="minus">-{ itoa(p.Dels) }</span></span>
381	-	for _, m := range p.Box.Modes {	358	+	@viewLink(p.DiffView, "unified", "Unified", "u", p.UnifiedHref)
382	-	<option value={ m.Value }>{ m.Label }</option>	359	+	@viewLink(p.DiffView, "split", "Split", "d", p.SplitHref)
383	-	}	360	+	@collapseButton()
384	-	</select>	361	+	<span class="grow"></span>
385	-	if p.Box.CanDeleteBranch {	362	+	@MRChecksSum(p.ChecksSum)
386	-	<label class="d-check"><input type="checkbox" name="delete_branch" value="1"/> delete { p.Source } after the merge</label>	363	+	if p.Box != nil {
387	-	}	364	+	@mergeMenu(p)
388	-	<div class="d-btns">	365	+	@moreMenu(p)
389	-	<button type="submit" class="btn primary">Merge</button>
390	-	</div>
391	-	</form>
392		}	366		}
393	-	<div class="d-btns">	367	+	</div>
			368	+	}
			369	+
			370	+	// mergeMenu is the merge of an open request, for the owner: the form (it
			371	+	// carries the head that was read), or "Ready for review" for a draft. The
			372	+	// mode and the branch deletion have keys (1-3, D) while it is open.
			373	+	templ mergeMenu(p MRPage) {
			374	+	<details class="menu mmenu" id="merge-menu" data-state="open">
			375	+	<summary class="btn primary" aria-keyshortcuts="Shift+M">
			376	+	if p.Box.ReadyAction != "" {
			377	+	Draft
			378	+	} else {
			379	+	Merge
			380	+	}
			381	+	<kbd aria-hidden="true">M</kbd>
			382	+	</summary>
			383	+	<div class="menu-pop" role="group" aria-label="Merge">
			384	+	<dl class="kv">
			385	+	<dt>head</dt>
			386	+	<dd>
			387	+	if p.Box.HeadGone {
			388	+	gone: the source branch was deleted
			389	+	} else {
			390	+	{ p.HeadShort }
			391	+	}
			392	+	</dd>
			393	+	<dt>into</dt>
			394	+	<dd>{ p.Target }</dd>
			395	+	</dl>
			396	+	if p.Box.ReadyAction != "" {
			397	+	<p class="d-draft">this is a draft: it cannot be merged until it is ready for review.</p>
			398	+	<form class="d-btns" method="post" action={ templ.SafeURL(p.Box.ReadyAction) }>
			399	+	<button type="submit" class="btn primary" data-default title="remove the draft prefix from the title">Ready for review</button>
			400	+	</form>
			401	+	} else if !p.Box.HeadGone {
			402	+	<form class="d-acts" method="post" action={ templ.SafeURL(p.Box.MergeAction) }>
			403	+	<input type="hidden" name="head_id" value={ p.Box.Head }/>
			404	+	<fieldset class="d-modes">
			405	+	<legend class="sr">merge mode</legend>
			406	+	for i, m := range p.Box.Modes {
			407	+	<label>
			408	+	<input type="radio" name="mode" value={ m.Value } checked?={ i == 0 }/>
			409	+	{ m.Label }
			410	+	if i < 9 {
			411	+	<kbd aria-hidden="true">{ itoa(i + 1) }</kbd>
			412	+	}
			413	+	</label>
			414	+	}
			415	+	</fieldset>
			416	+	if p.Box.CanDeleteBranch {
			417	+	<label class="d-check"><input type="checkbox" name="delete_branch" value="1"/> delete { p.Source } after the merge <kbd aria-hidden="true">D</kbd></label>
			418	+	}
			419	+	<div class="d-btns">
			420	+	<button type="submit" class="btn primary" data-default>Merge into { p.Target }</button>
			421	+	</div>
			422	+	</form>
			423	+	}
			424	+	</div>
			425	+	</details>
			426	+	}
			427	+
			428	+	// moreMenu is what else the owner does with an open request: mark the head
			429	+	// read, close it, merge it from a terminal.
			430	+	templ moreMenu(p MRPage) {
			431	+	<details class="menu omenu">
			432	+	<summary class="btn icon" aria-label="More actions" title="more actions">⋯</summary>
			433	+	<div class="menu-pop" role="group" aria-label="More actions">
394		if p.Box.CanMarkRead {	434		if p.Box.CanMarkRead {
395		<form method="post" action={ templ.SafeURL(p.Box.ReadAction) }>	435		<form method="post" action={ templ.SafeURL(p.Box.ReadAction) }>
396		<input type="hidden" name="head_id" value={ p.Box.Head }/>	436		<input type="hidden" name="head_id" value={ p.Box.Head }/>
397	-	<button type="submit" title="the next visit can show only what changed after this head" class="btn">Mark read</button>	437	+	<button type="submit" title="the next visit can show only what changed after this head" class="btn" aria-keyshortcuts="Shift+R" data-read>Mark read <kbd aria-hidden="true">R</kbd></button>
398		</form>	438		</form>
399		}	439		}
400		<form method="post" action={ templ.SafeURL(p.Box.CloseAction) }>	440		<form method="post" action={ templ.SafeURL(p.Box.CloseAction) }>
401		<button type="submit" title="close without merging; the branch is kept" class="btn danger">Close</button>	441		<button type="submit" title="close without merging; the branch is kept" class="btn danger">Close</button>
402		</form>	442		</form>
			443	+	if !p.Box.HeadGone && p.Box.ReadyAction == "" {
			444	+	<details class="d-or">
			445	+	<summary class="mute">or from a terminal</summary>
			446	+	@CloneBlock(p.Box.CLI)
			447	+	</details>
			448	+	}
403		</div>	449		</div>
404	-	if !p.Box.HeadGone && p.Box.ReadyAction == "" {	450	+	</details>
405	-	<details class="d-or">
406	-	<summary class="mute">or from a terminal</summary>
407	-	@CloneBlock(p.Box.CLI)
408	-	</details>
409	-	}
410	-	</section>
411		}	451		}
412			452
413	-	// Compare is a branch against the default branch: the commits it is ahead by,
414	-	// its diff when the API can give one, and the form that opens a merge request.
415		templ Compare(l Layout, p ComparePage) {	453		templ Compare(l Layout, p ComparePage) {
416		@Shell(l, compareRail(p)) {	454		@Shell(l, compareRail(p)) {
417		<header class="show mr-h">	455		<header class="show mr-h">

A internal/adapters/web/mr_files.go +219 -0

@@ -0,0 +1,219 @@
	1	+	// SPDX-License-Identifier: AGPL-3.0-or-later
	2	+
	3	+	package web
	4	+
	5	+	import (
	6	+	"context"
	7	+	"errors"
	8	+	"net/http"
	9	+	"net/url"
	10	+	"strconv"
	11	+	"strings"
	12	+
	13	+	"github.com/a-h/templ"
	14	+
	15	+	"bnema.dev/ermite/internal/domain"
	16	+	"bnema.dev/ermite/internal/ports"
	17	+	)
	18	+
	19	+	// The diff of a merge request is read a window of files at a time. The page
	20	+	// reads the files of one window (the first, or the one ?from= names) with
	21	+	// their hunks and lists the others as placeholders; a placeholder holds the
	22	+	// address of its window, which the browser fetches when it comes near the
	23	+	// screen and swaps in (mr.js). The window carries the base and the head the
	24	+	// page shows: when they moved, the use case refuses (ErrConflict) and the
	25	+	// placeholder offers to reload instead of mixing two diffs in one page.
	26	+
	27	+	// MRFilesPage is a window of files of a merge request, for /files: the files
	28	+	// of the window, rendered like in the page, and nothing else.
	29	+	type MRFilesPage struct {
	30	+	Files []DiffFile
	31	+	DiffView
	32	+	}
	33	+
	34	+	// windowStart is the first file of the window that holds file i.
	35	+	func windowStart(i int) int { return i - i%mrWindow }
	36	+
	37	+	// withFrom adds the window of a page to its address: the page of the files
	38	+	// [from, from+mrWindow) when from is not the first window.
	39	+	func withFrom(href string, from int) string {
	40	+	if from <= 0 {
	41	+	return href
	42	+	}
	43	+	sep := "?"
	44	+	if strings.Contains(href, "?") {
	45	+	sep = "&"
	46	+	}
	47	+	return href + sep + "from=" + itoa(from)
	48	+	}
	49	+
	50	+	// formFrom reads the window a form was posted from (a hidden field "from"):
	51	+	// 0 when absent or not a window start, so that a redirect never carries
	52	+	// anything else.
	53	+	func formFrom(r *http.Request) int {
	54	+	s := r.PostFormValue("from")
	55	+	n, err := strconv.Atoi(s)
	56	+	if err != nil \|\| n <= 0 \|\| n%mrWindow != 0 \|\| strconv.Itoa(n) != s {
	57	+	return 0
	58	+	}
	59	+	return n
	60	+	}
	61	+
	62	+	// parseFrom reads ?from=: the start of a window, 0 when absent. Anything else
	63	+	// (not a number, negative, not a window start) is not a page.
	64	+	func parseFrom(r *http.Request) (int, error) {
	65	+	s := r.URL.Query().Get("from")
	66	+	if s == "" {
	67	+	return 0, nil
	68	+	}
	69	+	n, err := strconv.Atoi(s)
	70	+	if err != nil \|\| n < 0 \|\| n%mrWindow != 0 \|\| strconv.Itoa(n) != s {
	71	+	return 0, errNotFound
	72	+	}
	73	+	return n, nil
	74	+	}
	75	+
	76	+	// lazyFiles marks the files outside [from, from+mrWindow) lazy: the page shows
	77	+	// a placeholder that loads their window. src is the URL of /files with the
	78	+	// base and the head of the diff; self the page, for the links of a page
	79	+	// without scripts.
	80	+	func lazyFiles(files []DiffFile, from int, src string) {
	81	+	for i := range files {
	82	+	f := &files[i]
	83	+	if i >= from && i < from+mrWindow {
	84	+	continue
	85	+	}
	86	+	f.Lazy = true
	87	+	f.From = windowStart(i)
	88	+	f.Src = src + "&from=" + itoa(f.From)
	89	+	f.Height = lazyHeight(f.Add + f.Del)
	90	+	f.Open = !f.Bin && f.Add+f.Del > 0
	91	+	}
	92	+	}
	93	+
	94	+	// lazyHeight is the size class of the placeholder of a file with n changed
	95	+	// lines: about the room its diff takes, so that the page does not jump much
	96	+	// when it comes in.
	97	+	func lazyHeight(n int) int {
	98	+	switch {
	99	+	case n <= 10:
	100	+	return 1
	101	+	case n <= 50:
	102	+	return 2
	103	+	case n <= 200:
	104	+	return 3
	105	+	default:
	106	+	return 4
	107	+	}
	108	+	}
	109	+
	110	+	// filesSrc is the address of the windows of a diff.
	111	+	func filesSrc(repo string, n int64, since bool, base, head string) string {
	112	+	q := url.Values{}
	113	+	if since {
	114	+	q.Set("since", "1")
	115	+	}
	116	+	q.Set("base", base)
	117	+	q.Set("head", head)
	118	+	return mrHref(repo, n, "files") + "?" + q.Encode()
	119	+	}
	120	+
	121	+	// countNotes sets, on each file, the number of comments on its lines and the
	122	+	// ids of those comments.
	123	+	func countNotes(files []DiffFile, comments []domain.Comment) {
	124	+	at := make(map[string]int, len(files))
	125	+	for i, f := range files {
	126	+	at[f.Key] = i
	127	+	}
	128	+	ids := make([][]string, len(files))
	129	+	for _, c := range comments {
	130	+	i, ok := at[c.Path]
	131	+	if c.Path == "" \|\| !ok {
	132	+	continue
	133	+	}
	134	+	files[i].Notes++
	135	+	if !c.Resolved {
	136	+	files[i].OpenNotes++
	137	+	}
	138	+	ids[i] = append(ids[i], "c"+strconv.FormatInt(c.ID, 10))
	139	+	}
	140	+	for i := range files {
	141	+	files[i].Comments = strings.Join(ids[i], " ")
	142	+	}
	143	+	}
	144	+
	145	+	// splitPath is the last element of a path and the directory before it.
	146	+	func splitPath(p string) (name, dir string) {
	147	+	i := strings.LastIndexByte(p, '/')
	148	+	if i < 0 {
	149	+	return visibleText(p), ""
	150	+	}
	151	+	return visibleText(p[i+1:]), visibleText(p[:i])
	152	+	}
	153	+
	154	+	// mrFiles is GET /<repo>/merge-requests/<n>/files?from=&base=&head=[&since=1]:
	155	+	// the files of a window with their hunks and their comments, for a
	156	+	// placeholder of the page. A base or a head that is not the one of the diff
	157	+	// any more answers 409: the page says to reload.
	158	+	//
	159	+	//hexcheck:ignore suspicious-business-logic-in-adapter builds a window of the merge request page from the use case results; no rule is decided here
	160	+	func (s Server) mrFiles(ctx context.Context, r http.Request) (templ.Component, int, error) {
	161	+	n, err := mrNumber(r)
	162	+	if err != nil {
	163	+	return nil, 0, err
	164	+	}
	165	+	q := r.URL.Query()
	166	+	since := q.Get("since") == "1"
	167	+	if since && !SignedIn(ctx) {
	168	+	return nil, 0, errNotFound
	169	+	}
	170	+	from, err := parseFrom(r)
	171	+	if err != nil {
	172	+	return nil, 0, err
	173	+	}
	174	+	base, errB := domain.ParseObjectID(q.Get("base"))
	175	+	head, errH := domain.ParseObjectID(q.Get("head"))
	176	+	if errB != nil \|\| errH != nil {
	177	+	return nil, 0, errNotFound
	178	+	}
	179	+	d, err := s.loadRepo(ctx, r.PathValue("repo"))
	180	+	if err != nil {
	181	+	return nil, 0, err
	182	+	}
	183	+	res, err := s.cfg.MergeRequests.Get(ctx, principal(ctx), d.repo.Name, n, ports.GetMergeRequestOptions{
	184	+	SinceLastRead: since, DiffOnly: true, Base: base, Head: head,
	185	+	Files: &ports.FileWindow{From: from, To: from + mrWindow},
	186	+	})
	187	+	if errors.Is(err, domain.ErrConflict) {
	188	+	return MRFilesMoved(), http.StatusConflict, nil
	189	+	}
	190	+	if err != nil {
	191	+	return nil, 0, err
	192	+	}
	193	+	if from >= len(res.Diff.Files) {
	194	+	return nil, 0, errNotFound
	195	+	}
	196	+	m := res.MergeRequest
	197	+	signed := SignedIn(ctx)
	198	+	canWrite := signed && m.State == domain.MRStateOpen && !since
	199	+	p := MRPage{Files: diffFiles(res.Diff.Files), LooseInFiles: true}
	200	+	s.placeComments(&p, d.name(), n, res.Comments, m.HeadID.String(), !since, canWrite, nil)
	201	+	window := p.Files[from:min(from+mrWindow, len(p.Files))]
	202	+	// The layouts follow the page: it sends ?view= (the layout shown) and
	203	+	// ?layouts=both when it holds both layouts and switches them itself, so
	204	+	// that every window of the page renders the same way.
	205	+	self := mrHref(d.name(), n)
	206	+	if since {
	207	+	self = mrHref(d.name(), n, "since")
	208	+	}
	209	+	lines, _ := diffLines(window)
	210	+	v := newDiffView(r, lines, withFrom(self+"?view=unified", from), withFrom(self+"?view=split", from))
	211	+	switch r.URL.Query().Get("layouts") {
	212	+	case "both":
	213	+	v.Both = true
	214	+	case "one":
	215	+	v.Both = false
	216	+	}
	217	+	v.ShowUnified, v.ShowSplit = v.Both \|\| v.View == "unified", v.Both \|\| v.View == "split"
	218	+	return MRFiles(MRFilesPage{Files: window, DiffView: v}), http.StatusOK, nil
	219	+	}

@@ -0,0 +1,219 @@
	1	+	// SPDX-License-Identifier: AGPL-3.0-or-later
	2	+
	3	+	package web
	4	+
	5	+	import (
	6	+	"context"
	7	+	"errors"
	8	+	"net/http"
	9	+	"net/url"
	10	+	"strconv"
	11	+	"strings"
	12	+
	13	+	"github.com/a-h/templ"
	14	+
	15	+	"bnema.dev/ermite/internal/domain"
	16	+	"bnema.dev/ermite/internal/ports"
	17	+	)
	18	+
	19	+	// The diff of a merge request is read a window of files at a time. The page
	20	+	// reads the files of one window (the first, or the one ?from= names) with
	21	+	// their hunks and lists the others as placeholders; a placeholder holds the
	22	+	// address of its window, which the browser fetches when it comes near the
	23	+	// screen and swaps in (mr.js). The window carries the base and the head the
	24	+	// page shows: when they moved, the use case refuses (ErrConflict) and the
	25	+	// placeholder offers to reload instead of mixing two diffs in one page.
	26	+
	27	+	// MRFilesPage is a window of files of a merge request, for /files: the files
	28	+	// of the window, rendered like in the page, and nothing else.
	29	+	type MRFilesPage struct {
	30	+	Files []DiffFile
	31	+	DiffView
	32	+	}
	33	+
	34	+	// windowStart is the first file of the window that holds file i.
	35	+	func windowStart(i int) int { return i - i%mrWindow }
	36	+
	37	+	// withFrom adds the window of a page to its address: the page of the files
	38	+	// [from, from+mrWindow) when from is not the first window.
	39	+	func withFrom(href string, from int) string {
	40	+	if from <= 0 {
	41	+	return href
	42	+	}
	43	+	sep := "?"
	44	+	if strings.Contains(href, "?") {
	45	+	sep = "&"
	46	+	}
	47	+	return href + sep + "from=" + itoa(from)
	48	+	}
	49	+
	50	+	// formFrom reads the window a form was posted from (a hidden field "from"):
	51	+	// 0 when absent or not a window start, so that a redirect never carries
	52	+	// anything else.
	53	+	func formFrom(r *http.Request) int {
	54	+	s := r.PostFormValue("from")
	55	+	n, err := strconv.Atoi(s)
	56	+	if err != nil \|\| n <= 0 \|\| n%mrWindow != 0 \|\| strconv.Itoa(n) != s {
	57	+	return 0
	58	+	}
	59	+	return n
	60	+	}
	61	+
	62	+	// parseFrom reads ?from=: the start of a window, 0 when absent. Anything else
	63	+	// (not a number, negative, not a window start) is not a page.
	64	+	func parseFrom(r *http.Request) (int, error) {
	65	+	s := r.URL.Query().Get("from")
	66	+	if s == "" {
	67	+	return 0, nil
	68	+	}
	69	+	n, err := strconv.Atoi(s)
	70	+	if err != nil \|\| n < 0 \|\| n%mrWindow != 0 \|\| strconv.Itoa(n) != s {
	71	+	return 0, errNotFound
	72	+	}
	73	+	return n, nil
	74	+	}
	75	+
	76	+	// lazyFiles marks the files outside [from, from+mrWindow) lazy: the page shows
	77	+	// a placeholder that loads their window. src is the URL of /files with the
	78	+	// base and the head of the diff; self the page, for the links of a page
	79	+	// without scripts.
	80	+	func lazyFiles(files []DiffFile, from int, src string) {
	81	+	for i := range files {
	82	+	f := &files[i]
	83	+	if i >= from && i < from+mrWindow {
	84	+	continue
	85	+	}
	86	+	f.Lazy = true
	87	+	f.From = windowStart(i)
	88	+	f.Src = src + "&from=" + itoa(f.From)
	89	+	f.Height = lazyHeight(f.Add + f.Del)
	90	+	f.Open = !f.Bin && f.Add+f.Del > 0
	91	+	}
	92	+	}
	93	+
	94	+	// lazyHeight is the size class of the placeholder of a file with n changed
	95	+	// lines: about the room its diff takes, so that the page does not jump much
	96	+	// when it comes in.
	97	+	func lazyHeight(n int) int {
	98	+	switch {
	99	+	case n <= 10:
	100	+	return 1
	101	+	case n <= 50:
	102	+	return 2
	103	+	case n <= 200:
	104	+	return 3
	105	+	default:
	106	+	return 4
	107	+	}
	108	+	}
	109	+
	110	+	// filesSrc is the address of the windows of a diff.
	111	+	func filesSrc(repo string, n int64, since bool, base, head string) string {
	112	+	q := url.Values{}
	113	+	if since {
	114	+	q.Set("since", "1")
	115	+	}
	116	+	q.Set("base", base)
	117	+	q.Set("head", head)
	118	+	return mrHref(repo, n, "files") + "?" + q.Encode()
	119	+	}
	120	+
	121	+	// countNotes sets, on each file, the number of comments on its lines and the
	122	+	// ids of those comments.
	123	+	func countNotes(files []DiffFile, comments []domain.Comment) {
	124	+	at := make(map[string]int, len(files))
	125	+	for i, f := range files {
	126	+	at[f.Key] = i
	127	+	}
	128	+	ids := make([][]string, len(files))
	129	+	for _, c := range comments {
	130	+	i, ok := at[c.Path]
	131	+	if c.Path == "" \|\| !ok {
	132	+	continue
	133	+	}
	134	+	files[i].Notes++
	135	+	if !c.Resolved {
	136	+	files[i].OpenNotes++
	137	+	}
	138	+	ids[i] = append(ids[i], "c"+strconv.FormatInt(c.ID, 10))
	139	+	}
	140	+	for i := range files {
	141	+	files[i].Comments = strings.Join(ids[i], " ")
	142	+	}
	143	+	}
	144	+
	145	+	// splitPath is the last element of a path and the directory before it.
	146	+	func splitPath(p string) (name, dir string) {
	147	+	i := strings.LastIndexByte(p, '/')
	148	+	if i < 0 {
	149	+	return visibleText(p), ""
	150	+	}
	151	+	return visibleText(p[i+1:]), visibleText(p[:i])
	152	+	}
	153	+
	154	+	// mrFiles is GET /<repo>/merge-requests/<n>/files?from=&base=&head=[&since=1]:
	155	+	// the files of a window with their hunks and their comments, for a
	156	+	// placeholder of the page. A base or a head that is not the one of the diff
	157	+	// any more answers 409: the page says to reload.
	158	+	//
	159	+	//hexcheck:ignore suspicious-business-logic-in-adapter builds a window of the merge request page from the use case results; no rule is decided here
	160	+	func (s Server) mrFiles(ctx context.Context, r http.Request) (templ.Component, int, error) {
	161	+	n, err := mrNumber(r)
	162	+	if err != nil {
	163	+	return nil, 0, err
	164	+	}
	165	+	q := r.URL.Query()
	166	+	since := q.Get("since") == "1"
	167	+	if since && !SignedIn(ctx) {
	168	+	return nil, 0, errNotFound
	169	+	}
	170	+	from, err := parseFrom(r)
	171	+	if err != nil {
	172	+	return nil, 0, err
	173	+	}
	174	+	base, errB := domain.ParseObjectID(q.Get("base"))
	175	+	head, errH := domain.ParseObjectID(q.Get("head"))
	176	+	if errB != nil \|\| errH != nil {
	177	+	return nil, 0, errNotFound
	178	+	}
	179	+	d, err := s.loadRepo(ctx, r.PathValue("repo"))
	180	+	if err != nil {
	181	+	return nil, 0, err
	182	+	}
	183	+	res, err := s.cfg.MergeRequests.Get(ctx, principal(ctx), d.repo.Name, n, ports.GetMergeRequestOptions{
	184	+	SinceLastRead: since, DiffOnly: true, Base: base, Head: head,
	185	+	Files: &ports.FileWindow{From: from, To: from + mrWindow},
	186	+	})
	187	+	if errors.Is(err, domain.ErrConflict) {
	188	+	return MRFilesMoved(), http.StatusConflict, nil
	189	+	}
	190	+	if err != nil {
	191	+	return nil, 0, err
	192	+	}
	193	+	if from >= len(res.Diff.Files) {
	194	+	return nil, 0, errNotFound
	195	+	}
	196	+	m := res.MergeRequest
	197	+	signed := SignedIn(ctx)
	198	+	canWrite := signed && m.State == domain.MRStateOpen && !since
	199	+	p := MRPage{Files: diffFiles(res.Diff.Files), LooseInFiles: true}
	200	+	s.placeComments(&p, d.name(), n, res.Comments, m.HeadID.String(), !since, canWrite, nil)
	201	+	window := p.Files[from:min(from+mrWindow, len(p.Files))]
	202	+	// The layouts follow the page: it sends ?view= (the layout shown) and
	203	+	// ?layouts=both when it holds both layouts and switches them itself, so
	204	+	// that every window of the page renders the same way.
	205	+	self := mrHref(d.name(), n)
	206	+	if since {
	207	+	self = mrHref(d.name(), n, "since")
	208	+	}
	209	+	lines, _ := diffLines(window)
	210	+	v := newDiffView(r, lines, withFrom(self+"?view=unified", from), withFrom(self+"?view=split", from))
	211	+	switch r.URL.Query().Get("layouts") {
	212	+	case "both":
	213	+	v.Both = true
	214	+	case "one":
	215	+	v.Both = false
	216	+	}
	217	+	v.ShowUnified, v.ShowSplit = v.Both \|\| v.View == "unified", v.Both \|\| v.View == "split"
	218	+	return MRFiles(MRFilesPage{Files: window, DiffView: v}), http.StatusOK, nil
	219	+	}

M internal/adapters/web/mr_post.go +2 -0


@@ -181,6 +181,7 @@ func (s Server) mrComment(ctx context.Context, r http.Request) (string, string
181	181		if err != nil {
182	182		return "", back, err
183	183		}
	184	+	back = withFrom(back, formFrom(r))
184	185		c, err := s.cfg.MergeRequests.AddComment(ctx, principal(ctx), name, n, params)
185	186		if err != nil {
186	187		return "", back, err

@@ -209,6 +210,7 @@ func (s Server) mrResolve(ctx context.Context, r http.Request) (string, string
209	210		// An id this server never issued is 0: the use case answers not found,
210	211		// after the repository and the scope were checked, as for any unknown
211	212		// comment.
	213	+	back = withFrom(back, formFrom(r))
212	214		c, err := s.cfg.MergeRequests.ResolveComment(ctx, principal(ctx), name, n, commentID(r.PathValue("id")), resolved)
213	215		if err != nil {
214	216		return "", back, err


@@ -181,6 +181,7 @@ func (s Server) mrComment(ctx context.Context, r http.Request) (string, string
181	if err != nil {	181		if err != nil {
182	return "", back, err	182		return "", back, err
183	}	183		}
		184	+	back = withFrom(back, formFrom(r))
184	c, err := s.cfg.MergeRequests.AddComment(ctx, principal(ctx), name, n, params)	185		c, err := s.cfg.MergeRequests.AddComment(ctx, principal(ctx), name, n, params)
185	if err != nil {	186		if err != nil {
186	return "", back, err	187		return "", back, err

@@ -209,6 +210,7 @@ func (s Server) mrResolve(ctx context.Context, r http.Request) (string, string
209	// An id this server never issued is 0: the use case answers not found,	210		// An id this server never issued is 0: the use case answers not found,
210	// after the repository and the scope were checked, as for any unknown	211		// after the repository and the scope were checked, as for any unknown
211	// comment.	212		// comment.
		213	+	back = withFrom(back, formFrom(r))
212	c, err := s.cfg.MergeRequests.ResolveComment(ctx, principal(ctx), name, n, commentID(r.PathValue("id")), resolved)	214		c, err := s.cfg.MergeRequests.ResolveComment(ctx, principal(ctx), name, n, commentID(r.PathValue("id")), resolved)
213	if err != nil {	215		if err != nil {
214	return "", back, err	216		return "", back, err

M internal/adapters/web/mr_templ.go +767 -574 generated file: collapsed

load diff

M internal/adapters/web/overlays.templ +8 -2


@@ -4,8 +4,9 @@ package web
4	4
5	5		import "strings"
6	6
7		-	// OverlayHelp is the keyboard map panel.
8		-	templ OverlayHelp() {
	7	+	// OverlayHelp is the keyboard map panel; the keys of the merge request page
	8	+	// show on that page only.
	9	+	templ OverlayHelp(mr bool) {
9	10		<dialog id="panel-help" class="panel modal" aria-label="Keyboard shortcuts" hx-on:keydown="event.key === 'Escape' && (event.preventDefault(), this.close())" hx-on:click="event.target === this && this.close()">
10	11		<div class="panel-head"><h2>Keyboard shortcuts</h2><button type="button" class="panel-x" aria-label="Close" hx-on:click="closest('dialog').close()"><kbd>esc</kbd> close</button></div>
11	12		<dl class="keys">

@@ -21,6 +22,11 @@ templ OverlayHelp() {
21	22		<div><dt><kbd>y</kbd></dt><dd>copy a permalink pinned to the commit</dd></div>
22	23		<div><dt><kbd>d</kbd> <kbd>u</kbd> <kbd>x</kbd></dt><dd>diff: split / unified / collapse or expand all</dd></div>
23	24		<div><dt><kbd>n</kbd></dt><dd>merge request: next note in the diff</dd></div>
	25	+	if mr {
	26	+	<div><dt><kbd>g f</kbd></dt><dd>merge request: the list of files (j k move, enter opens, esc back)</dd></div>
	27	+	<div><dt><kbd>M</kbd></dt><dd>merge request: the merge menu; there 1–3 pick the mode, D deletes the branch, enter merges</dd></div>
	28	+	<div><dt><kbd>R</kbd></dt><dd>merge request: mark the head read</dd></div>
	29	+	}
24	30		<div><dt><kbd>esc</kbd></dt><dd>close a dialog, leave a field</dd></div>
25	31		</dl>
26	32		</dialog>

 import "strings"
-// OverlayHelp is the keyboard map panel.
+// OverlayHelp is the keyboard map panel; the keys of the merge request page
-templ OverlayHelp() {
+// show on that page only.
+templ OverlayHelp(mr bool) {
 	<dialog id="panel-help" class="panel modal" aria-label="Keyboard shortcuts" hx-on:keydown="event.key === 'Escape' && (event.preventDefault(), this.close())" hx-on:click="event.target === this && this.close()">
 		<div class="panel-head"><h2>Keyboard shortcuts</h2><button type="button" class="panel-x" aria-label="Close" hx-on:click="closest('dialog').close()"><kbd>esc</kbd> close</button></div>
 		<dl class="keys">
 			<div><dt><kbd>y</kbd></dt><dd>copy a permalink pinned to the commit</dd></div>
 			<div><dt><kbd>d</kbd> <kbd>u</kbd> <kbd>x</kbd></dt><dd>diff: split / unified / collapse or expand all</dd></div>
 			<div><dt><kbd>n</kbd></dt><dd>merge request: next note in the diff</dd></div>
+			if mr {
+				<div><dt><kbd>g f</kbd></dt><dd>merge request: the list of files (j k move, enter opens, esc back)</dd></div>
+				<div><dt><kbd>M</kbd></dt><dd>merge request: the merge menu; there 1–3 pick the mode, D deletes the branch, enter merges</dd></div>
+				<div><dt><kbd>R</kbd></dt><dd>merge request: mark the head read</dd></div>
+			}
 			<div><dt><kbd>esc</kbd></dt><dd>close a dialog, leave a field</dd></div>
 		</dl>
 	</dialog>

M internal/adapters/web/overlays_templ.go +45 -34 generated file: collapsed

load diff

M internal/adapters/web/shell.templ +4 -1


@@ -29,6 +29,9 @@ templ Shell(l Layout, rail templ.Component) {
29	29		<script src={ l.Assets.Files } defer></script>
30	30		<script src={ l.Assets.Passkey } defer></script>
31	31		<script src={ l.Assets.Log } defer></script>
	32	+	if l.MR {
	33	+	<script src={ l.Assets.MR } defer></script>
	34	+	}
32	35		</head>
33	36		<body
34	37		data-ref={ l.RefPath }

@@ -57,7 +60,7 @@ templ Shell(l Layout, rail templ.Component) {
57	60		</div>
58	61		@Footer(l)
59	62		@Hint(l)
60		-	@OverlayHelp()
	63	+	@OverlayHelp(l.MR)
61	64		@OverlayRefs(l)
62	65		@OverlayCmd(l.Cmd)
63	66		@Keys()

 			<script src={ l.Assets.Files } defer></script>
 			<script src={ l.Assets.Passkey } defer></script>
 			<script src={ l.Assets.Log } defer></script>
+			if l.MR {
+				<script src={ l.Assets.MR } defer></script>
+			}
 		</head>
 		<body
 			data-ref={ l.RefPath }
 			</div>
 			@Footer(l)
 			@Hint(l)
-			@OverlayHelp()
+			@OverlayHelp(l.MR)
 			@OverlayRefs(l)
 			@OverlayCmd(l.Cmd)
 			@Keys()

M internal/adapters/web/shell_templ.go +185 -162 generated file: collapsed

load diff

M internal/adapters/web/static/css/50-code.css +37 -11


@@ -46,10 +46,18 @@
46	46		}
47	47
48	48		/* one file of a diff */
	49	+	.dfile { --lnw: 4ch; }
	50	+	.lnw-2 { --lnw: 2ch; } .lnw-3 { --lnw: 3ch; } .lnw-4 { --lnw: 4ch; } .lnw-5 { --lnw: 5ch; } .lnw-6 { --lnw: 6ch; } .lnw-7 { --lnw: 7ch; }
49	51		.dfile {
50		-	margin-top: var(--s3); scroll-margin-top: calc(var(--hdr-h, 0px) + 56px);
	52	+	margin-top: var(--s3); scroll-margin-top: calc(var(--hdr-h, 0px) + var(--bar-h, 48px) + 8px);
	53	+	/* a file far from the screen is neither laid out nor painted: a diff of
	54	+	hundreds of files scrolls and switches layout like a short one. The
	55	+	browser remembers the last size it rendered (auto). */
	56	+	content-visibility: auto; contain-intrinsic-size: auto 480px;
51	57		& > summary {
52		-	position: sticky; top: calc(var(--hdr-h, 0px) + 48px); z-index: 4;
	58	+	/* under the diff tools, whose height --bar-h is (two lines when they
	59	+	wrap: the merge request bar on a narrow screen) */
	60	+	position: sticky; top: calc(var(--hdr-h, 0px) + var(--bar-h, 48px)); z-index: 4;
53	61		background: var(--bg-raised); border: 1px solid var(--border); border-radius: var(--r) var(--r) 0 0; padding: var(--s2) var(--s3);
54	62		font-family: var(--mono); font-size: var(--fs-s);
55	63		white-space: nowrap; overflow: hidden; text-overflow: ellipsis; list-style: none;

@@ -66,7 +74,9 @@
66	74		width: max-content; min-width: 100%; font-family: var(--mono);
67	75		font-size: var(--fs-code); line-height: var(--lh-code);
68	76		& td { padding: 0; vertical-align: top; }
69		-	& .ln { width: 6ch; min-width: 6ch; padding-right: 1ch; text-align: right; color: var(--ink-mute); user-select: none; }
	77	+	/* the gutter is as wide as the largest line number of the file (lnw-N on
	78	+	.dfile), plus 1ch on each side */
	79	+	& .ln { width: calc(var(--lnw) + 2ch); min-width: calc(var(--lnw) + 2ch); padding: 0 1ch; text-align: right; color: var(--ink-mute); user-select: none; }
70	80		& .m { width: 2ch; text-align: center; user-select: none; color: var(--ink-dim); }
71	81		& .tx { white-space: pre; }
72	82		& .hunk td { color: var(--ink-mute); background: var(--paper-alt); padding: 0 1ch; }

@@ -83,22 +93,38 @@
83	93		the hunk header, which spans all columns); long lines wrap in their half */
84	94		.spl {
85	95		width: 100%; table-layout: fixed;
86		-	& .c-ln { width: 7ch; } & .c-m { width: 2.5ch; }
	96	+	& .c-ln { width: calc(var(--lnw) + 2ch); } & .c-m { width: 2.5ch; }
87	97		& .tx, & .hunk td { white-space: pre-wrap; overflow-wrap: anywhere; }
88	98		& td.ln:nth-child(4) { border-left: 1px solid var(--border); }
89	99		}
90	100		#diffs[data-diff="unified"] .spl, #diffs[data-diff="split"] .uni { display: none; }
91	101
92		-	/* diff table of contents in the rail */
	102	+	/* diff table of contents in the rail: one line a file, the name first and
	103	+	its directory dimmed after it (cut from its start when long), the
	104	+	comments, the counts */
93	105		.files {
94		-	font-size: var(--fs-s);
95		-	& a { display: grid; grid-template-columns: 2ch minmax(0, 1fr) auto; column-gap: var(--s2); padding: 2px var(--s2); margin: 0 calc(-1 * var(--s2)); border-radius: 4px; text-decoration: none; font-family: var(--mono); }
	106	+	font-size: var(--fs-s); position: relative; /* the offsets of its links count from it (ermite.js) */
	107	+	& li[hidden] { display: none; }
	108	+	& a {
	109	+	display: grid; grid-template-columns: 1.5ch minmax(0, 1fr) auto auto; column-gap: var(--s2); align-items: baseline;
	110	+	height: 26px; line-height: 26px; padding: 0 var(--s2); margin: 0 calc(-1 * var(--s2));
	111	+	border-radius: 4px; border-left: 2px solid transparent; text-decoration: none; font-family: var(--mono); color: var(--ink);
	112	+	}
96	113		& a:hover { background: var(--bg-raised); }
97	114		& a:hover .p { text-decoration: underline; }
98		-	& a[aria-current="true"] { background: var(--row); font-weight: bold; }
99		-	& .p { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; direction: rtl; text-align: left; }
100		-	& .n { color: var(--ink-dim); font-size: var(--fs-s); }
101		-	& .b { grid-column: 2 / -1; color: var(--ink-mute); font-size: var(--fs-s); letter-spacing: .1ch; line-height: 1; padding-bottom: 4px; }
	115	+	& a[aria-current="true"] { background: var(--row); border-left-color: var(--ink-hi); }
	116	+	& a[aria-current="true"] .p { font-weight: bold; color: var(--ink-hi); }
	117	+	& .st { color: var(--ink-mute); font-weight: bold; }
	118	+	& .st[data-st="A"] { color: var(--teal); }
	119	+	& .st[data-st="D"] { color: var(--red); }
	120	+	& .nm { overflow: hidden; white-space: nowrap; display: flex; min-width: 0; }
	121	+	& .nm .p { flex: none; max-width: 100%; overflow: hidden; text-overflow: ellipsis; }
	122	+	/* cut from the start (rtl), the path itself kept in its order (bdi) */
	123	+	& .nm .d { flex: 0 1 auto; min-width: 0; overflow: hidden; text-overflow: ellipsis; direction: rtl; text-align: left; color: var(--ink-mute); padding-left: 1ch; }
	124	+	& .nm .d bdi { direction: ltr; }
	125	+	& .cn { font: 600 var(--fs-xs) / 16px var(--font); padding: 0 6px; border-radius: 999px; background: var(--ink-hi); color: var(--on-ink); align-self: center; }
	126	+	& .cn.done { background: var(--bg-strong); color: var(--ink-dim); }
	127	+	& .n { color: var(--ink-dim); font-size: var(--fs-xs); white-space: nowrap; }
102	128		}
103	129
104	130		@media (max-width: 700px) {

   }
   /* one file of a diff */
+  .dfile { --lnw: 4ch; }
+  .lnw-2 { --lnw: 2ch; } .lnw-3 { --lnw: 3ch; } .lnw-4 { --lnw: 4ch; } .lnw-5 { --lnw: 5ch; } .lnw-6 { --lnw: 6ch; } .lnw-7 { --lnw: 7ch; }
   .dfile {
-    margin-top: var(--s3); scroll-margin-top: calc(var(--hdr-h, 0px) + 56px);
+    margin-top: var(--s3); scroll-margin-top: calc(var(--hdr-h, 0px) + var(--bar-h, 48px) + 8px);
+    /* a file far from the screen is neither laid out nor painted: a diff of
+       hundreds of files scrolls and switches layout like a short one. The
+       browser remembers the last size it rendered (auto). */
+    content-visibility: auto; contain-intrinsic-size: auto 480px;
     & > summary {
-      position: sticky; top: calc(var(--hdr-h, 0px) + 48px); z-index: 4;
+      /* under the diff tools, whose height --bar-h is (two lines when they
+         wrap: the merge request bar on a narrow screen) */
+      position: sticky; top: calc(var(--hdr-h, 0px) + var(--bar-h, 48px)); z-index: 4;
       background: var(--bg-raised); border: 1px solid var(--border); border-radius: var(--r) var(--r) 0 0; padding: var(--s2) var(--s3);
       font-family: var(--mono); font-size: var(--fs-s);
       white-space: nowrap; overflow: hidden; text-overflow: ellipsis; list-style: none;
     width: max-content; min-width: 100%; font-family: var(--mono);
     font-size: var(--fs-code); line-height: var(--lh-code);
     & td { padding: 0; vertical-align: top; }
-    & .ln { width: 6ch; min-width: 6ch; padding-right: 1ch; text-align: right; color: var(--ink-mute); user-select: none; }
+    /* the gutter is as wide as the largest line number of the file (lnw-N on
+       .dfile), plus 1ch on each side */
+    & .ln { width: calc(var(--lnw) + 2ch); min-width: calc(var(--lnw) + 2ch); padding: 0 1ch; text-align: right; color: var(--ink-mute); user-select: none; }
     & .m { width: 2ch; text-align: center; user-select: none; color: var(--ink-dim); }
     & .tx { white-space: pre; }
     & .hunk td { color: var(--ink-mute); background: var(--paper-alt); padding: 0 1ch; }
      the hunk header, which spans all columns); long lines wrap in their half */
   .spl {
     width: 100%; table-layout: fixed;
-    & .c-ln { width: 7ch; } & .c-m { width: 2.5ch; }
+    & .c-ln { width: calc(var(--lnw) + 2ch); } & .c-m { width: 2.5ch; }
     & .tx, & .hunk td { white-space: pre-wrap; overflow-wrap: anywhere; }
     & td.ln:nth-child(4) { border-left: 1px solid var(--border); }
   }
   #diffs[data-diff="unified"] .spl, #diffs[data-diff="split"] .uni { display: none; }
-  /* diff table of contents in the rail */
+  /* diff table of contents in the rail: one line a file, the name first and
+     its directory dimmed after it (cut from its start when long), the
+     comments, the counts */
   .files {
-    font-size: var(--fs-s);
+    font-size: var(--fs-s); position: relative; /* the offsets of its links count from it (ermite.js) */
-    & a { display: grid; grid-template-columns: 2ch minmax(0, 1fr) auto; column-gap: var(--s2); padding: 2px var(--s2); margin: 0 calc(-1 * var(--s2)); border-radius: 4px; text-decoration: none; font-family: var(--mono); }
+    & li[hidden] { display: none; }
+    & a {
+      display: grid; grid-template-columns: 1.5ch minmax(0, 1fr) auto auto; column-gap: var(--s2); align-items: baseline;
+      height: 26px; line-height: 26px; padding: 0 var(--s2); margin: 0 calc(-1 * var(--s2));
+      border-radius: 4px; border-left: 2px solid transparent; text-decoration: none; font-family: var(--mono); color: var(--ink);
+    }
     & a:hover { background: var(--bg-raised); }
     & a:hover .p { text-decoration: underline; }
-    & a[aria-current="true"] { background: var(--row); font-weight: bold; }
+    & a[aria-current="true"] { background: var(--row); border-left-color: var(--ink-hi); }
-    & .p { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; direction: rtl; text-align: left; }
+    & a[aria-current="true"] .p { font-weight: bold; color: var(--ink-hi); }
-    & .n { color: var(--ink-dim); font-size: var(--fs-s); }
+    & .st { color: var(--ink-mute); font-weight: bold; }
-    & .b { grid-column: 2 / -1; color: var(--ink-mute); font-size: var(--fs-s); letter-spacing: .1ch; line-height: 1; padding-bottom: 4px; }
+    & .st[data-st="A"] { color: var(--teal); }
+    & .st[data-st="D"] { color: var(--red); }
+    & .nm { overflow: hidden; white-space: nowrap; display: flex; min-width: 0; }
+    & .nm .p { flex: none; max-width: 100%; overflow: hidden; text-overflow: ellipsis; }
+    /* cut from the start (rtl), the path itself kept in its order (bdi) */
+    & .nm .d { flex: 0 1 auto; min-width: 0; overflow: hidden; text-overflow: ellipsis; direction: rtl; text-align: left; color: var(--ink-mute); padding-left: 1ch; }
+    & .nm .d bdi { direction: ltr; }
+    & .cn { font: 600 var(--fs-xs) / 16px var(--font); padding: 0 6px; border-radius: 999px; background: var(--ink-hi); color: var(--on-ink); align-self: center; }
+    & .cn.done { background: var(--bg-strong); color: var(--ink-dim); }
+    & .n { color: var(--ink-dim); font-size: var(--fs-xs); white-space: nowrap; }
   }
   @media (max-width: 700px) {

M internal/adapters/web/static/css/60-mr.css +91 -23


@@ -18,41 +18,109 @@
18	18		& .mute { font-weight: 400; font-family: var(--mono); }
19	19		}
20	20
21		-	/* merge block: first thing in the rail */
22		-	.decide {
23		-	border-color: var(--border-strong) !important;
24		-	& select {
25		-	display: block; width: 100%; height: 36px; padding: 0 var(--s3);
26		-	font: inherit; color: inherit; background: var(--bg-inset);
27		-	border: 1px solid var(--border-strong); border-radius: var(--r-s);
	21	+	/* the bar above the diff of a merge request: the diff tools, the checks and
	22	+	the menus of the owner, on one line that follows the review */
	23	+	/* on a narrow screen the bar takes two lines: the diff tools, then the
	24	+	checks and the menus; the file headers stick under both */
	25	+	@media (max-width: 860px) {
	26	+	body:has(.mr-bar) { --bar-h: 96px; }
	27	+	.mr-bar .grow { flex-basis: 100%; height: 0; }
	28	+	}
	29	+	.mr-bar {
	30	+	gap: var(--s2);
	31	+	& .mr-ck { margin-left: 0; height: 32px; padding: 0 var(--s2); border-radius: var(--r-s); text-decoration: none; color: var(--ink-dim); font-size: var(--fs-s); }
	32	+	& .mr-ck:hover { background: var(--bg-raised); color: var(--ink-hi); }
	33	+	}
	34	+
	35	+	/* a menu of the bar: a <details> whose panel opens under its button */
	36	+	.menu {
	37	+	position: relative;
	38	+	& > summary { list-style: none; }
	39	+	& > summary::-webkit-details-marker { display: none; }
	40	+	& > summary.primary::after { content: ""; width: 0; height: 0; margin-left: 2px; border: 4px solid transparent; border-top-color: currentColor; transform: translateY(2px); }
	41	+	& .menu-pop {
	42	+	position: absolute; right: 0; top: calc(100% + var(--s1)); z-index: 6; width: 320px; max-width: calc(100vw - 2 * var(--pad));
	43	+	display: grid; gap: var(--s3); padding: var(--s3) var(--s4);
	44	+	background: var(--bg-surface); border: 1px solid var(--border-strong); border-radius: var(--r); box-shadow: 0 8px 24px rgb(0 0 0 / .18);
	45	+	font-size: var(--fs-s);
28	46		}
29		-	& .d-check { display: flex; gap: var(--s2); align-items: center; margin-top: var(--s2); color: var(--ink-dim); font-size: var(--fs-s); cursor: pointer; }
30		-	& .d-check input { accent-color: var(--ink-hi); margin: 0; }
31		-	& .d-btns { display: flex; gap: var(--s2); margin-top: var(--s3); flex-wrap: wrap; }
32		-	& .d-btns .primary { flex: 1; justify-content: center; }
33		-	/* the terminal lines fold away: a reviewer who merges in the page does
34		-	not need them in sight */
35		-	& .d-draft { font-size: var(--fs-s); color: var(--ink-dim); }
36		-	& .d-or { font-size: var(--fs-s); }
37		-	& .d-or > summary { cursor: pointer; list-style: none; }
	47	+	& .kv { margin: 0; }
	48	+	}
	49	+	.mmenu {
	50	+	& .d-modes { display: grid; gap: var(--s1); border: 0; padding: 0; margin: 0; }
	51	+	& .d-modes label, & .d-check {
	52	+	display: flex; gap: var(--s2); align-items: center; padding: 4px var(--s2); margin: 0 calc(-1 * var(--s2));
	53	+	border-radius: var(--r-s); color: var(--ink); cursor: pointer;
	54	+	}
	55	+	& .d-modes label:hover, & .d-check:hover { background: var(--bg-raised); }
	56	+	& .d-modes label:has(:checked) { background: var(--bg-raised); color: var(--ink-hi); font-weight: 600; }
	57	+	& .d-modes kbd, & .d-check kbd { margin-left: auto; }
	58	+	& input { accent-color: var(--ink-hi); margin: 0; }
	59	+	& .d-check { color: var(--ink-dim); }
	60	+	& .d-btns { display: flex; margin-top: var(--s1); }
	61	+	& .d-btns .btn { flex: 1; justify-content: center; }
	62	+	& .d-draft { color: var(--ink-dim); }
	63	+	}
	64	+	.omenu {
	65	+	& > summary { font-size: 18px; line-height: 1; }
	66	+	& .menu-pop { width: 280px; }
	67	+	& form .btn { width: 100%; justify-content: flex-start; }
	68	+	& .btn kbd { margin-left: auto; }
	69	+	& .d-or > summary { cursor: pointer; list-style: none; color: var(--ink-mute); }
38	70		& .d-or > summary::-webkit-details-marker { display: none; }
39	71		& .d-or > summary::before { content: "▸ "; }
40	72		& .d-or[open] > summary::before { content: "▾ "; }
41	73		& .d-or > summary:hover { color: var(--ink-hi); }
42	74		& .d-or[open] > .clone { margin-top: var(--s2); }
43		-	& .clone { margin-top: 0; }
44	75		& .clone code { white-space: pre-wrap; overflow-wrap: anywhere; }
45	76		}
46	77
47		-	/* the rail of a merge request follows the review: the merge block and the
48		-	checks stay in reach at the end of a long diff. It scrolls on its own
49		-	when it is taller than the window. Only on a two-column layout. */
	78	+	/* the rail of a merge request: the list of files on top, which follows the
	79	+	review and scrolls on its own; checks, commits and settings scroll with
	80	+	the page. Only on a two-column layout. */
50	81		@media (min-width: 1081px) {
51		-	.work.has-rail:has(#mr-checks) .rail {
52		-	position: sticky; top: calc(var(--hdr-h, 0px) + var(--s4));
	82	+	/* the rail runs the height of the content, so that its first block can
	83	+	stick all along the diff */
	84	+	.work.has-rail:has(.r-files) { align-items: stretch; }
	85	+	.rail:has(.r-files) { align-self: stretch; }
	86	+	.rail .r-files {
	87	+	position: sticky; top: calc(var(--hdr-h, 0px) + var(--s4)); z-index: 3;
	88	+	display: flex; flex-direction: column;
53	89		max-height: calc(100dvh - var(--hdr-h, 0px) - var(--s4) * 2);
54		-	overflow-y: auto; overscroll-behavior: contain; scrollbar-width: thin;
55	90		}
	91	+	.rail .r-files > .files { overflow-y: auto; overscroll-behavior: contain; scrollbar-width: thin; min-height: 0; }
	92	+	}
	93	+	/* on one column the rail goes under the diff: the list of files keeps its
	94	+	own scroll, under a height */
	95	+	@media (max-width: 1080px) {
	96	+	.rail .r-files > .files { max-height: 50dvh; overflow-y: auto; overscroll-behavior: contain; }
	97	+	}
	98	+	.r-files {
	99	+	& > h2 kbd { margin-left: auto; }
	100	+	& > .ffilter { margin: var(--s2) var(--s3) 0; }
	101	+	& > .ffilter input {
	102	+	width: 100%; height: 30px; padding: 0 var(--s2); font: inherit; font-size: var(--fs-s); color: inherit;
	103	+	background: var(--bg-inset); border: 1px solid var(--border-strong); border-radius: var(--r-s);
	104	+	}
	105	+	& > .files { margin: var(--s2) 0 !important; padding: 0 var(--s2); }
	106	+	}
	107	+
	108	+	/* a file of the diff whose window is not loaded yet: about its room */
	109	+	.dlazy {
	110	+	display: flex; align-items: center; justify-content: center;
	111	+	background: repeating-linear-gradient(var(--bg-surface) 0 var(--lh-code), var(--paper-alt) var(--lh-code) calc(var(--lh-code) * 2));
	112	+	border: 1px solid var(--border); border-top: 0; border-radius: 0 0 var(--r) var(--r);
	113	+	font-size: var(--fs-s);
	114	+	& a { color: var(--ink-mute); }
	115	+	&.dlazy-1 { height: 120px; } &.dlazy-2 { height: 360px; } &.dlazy-3 { height: 900px; } &.dlazy-4 { height: 1600px; }
	116	+	/* with scripts the window comes by itself: the link of the page without
	117	+	scripts would only flash */
	118	+	html.js & > a { visibility: hidden; }
	119	+	& .notice { margin: 0; }
	120	+	}
	121	+	.dloose {
	122	+	padding: var(--s2) var(--s3) var(--s3); background: var(--bg-surface);
	123	+	border: 1px solid var(--border); border-top: 0; border-radius: 0 0 var(--r) var(--r);
56	124		}
57	125
58	126		.pcommits { font-size: var(--fs-s); display: grid; gap: var(--s1); }


@@ -18,41 +18,109 @@
18		& .mute { font-weight: 400; font-family: var(--mono); }	18		& .mute { font-weight: 400; font-family: var(--mono); }
19		}	19		}
20			20
21	-	/* merge block: first thing in the rail */	21	+	/* the bar above the diff of a merge request: the diff tools, the checks and
22	-	.decide {	22	+	the menus of the owner, on one line that follows the review */
23	-	border-color: var(--border-strong) !important;	23	+	/* on a narrow screen the bar takes two lines: the diff tools, then the
24	-	& select {	24	+	checks and the menus; the file headers stick under both */
25	-	display: block; width: 100%; height: 36px; padding: 0 var(--s3);	25	+	@media (max-width: 860px) {
26	-	font: inherit; color: inherit; background: var(--bg-inset);	26	+	body:has(.mr-bar) { --bar-h: 96px; }
27	-	border: 1px solid var(--border-strong); border-radius: var(--r-s);	27	+	.mr-bar .grow { flex-basis: 100%; height: 0; }
			28	+	}
			29	+	.mr-bar {
			30	+	gap: var(--s2);
			31	+	& .mr-ck { margin-left: 0; height: 32px; padding: 0 var(--s2); border-radius: var(--r-s); text-decoration: none; color: var(--ink-dim); font-size: var(--fs-s); }
			32	+	& .mr-ck:hover { background: var(--bg-raised); color: var(--ink-hi); }
			33	+	}
			34	+
			35	+	/* a menu of the bar: a <details> whose panel opens under its button */
			36	+	.menu {
			37	+	position: relative;
			38	+	& > summary { list-style: none; }
			39	+	& > summary::-webkit-details-marker { display: none; }
			40	+	& > summary.primary::after { content: ""; width: 0; height: 0; margin-left: 2px; border: 4px solid transparent; border-top-color: currentColor; transform: translateY(2px); }
			41	+	& .menu-pop {
			42	+	position: absolute; right: 0; top: calc(100% + var(--s1)); z-index: 6; width: 320px; max-width: calc(100vw - 2 * var(--pad));
			43	+	display: grid; gap: var(--s3); padding: var(--s3) var(--s4);
			44	+	background: var(--bg-surface); border: 1px solid var(--border-strong); border-radius: var(--r); box-shadow: 0 8px 24px rgb(0 0 0 / .18);
			45	+	font-size: var(--fs-s);
28		}	46		}
29	-	& .d-check { display: flex; gap: var(--s2); align-items: center; margin-top: var(--s2); color: var(--ink-dim); font-size: var(--fs-s); cursor: pointer; }	47	+	& .kv { margin: 0; }
30	-	& .d-check input { accent-color: var(--ink-hi); margin: 0; }	48	+	}
31	-	& .d-btns { display: flex; gap: var(--s2); margin-top: var(--s3); flex-wrap: wrap; }	49	+	.mmenu {
32	-	& .d-btns .primary { flex: 1; justify-content: center; }	50	+	& .d-modes { display: grid; gap: var(--s1); border: 0; padding: 0; margin: 0; }
33	-	/* the terminal lines fold away: a reviewer who merges in the page does	51	+	& .d-modes label, & .d-check {
34	-	not need them in sight */	52	+	display: flex; gap: var(--s2); align-items: center; padding: 4px var(--s2); margin: 0 calc(-1 * var(--s2));
35	-	& .d-draft { font-size: var(--fs-s); color: var(--ink-dim); }	53	+	border-radius: var(--r-s); color: var(--ink); cursor: pointer;
36	-	& .d-or { font-size: var(--fs-s); }	54	+	}
37	-	& .d-or > summary { cursor: pointer; list-style: none; }	55	+	& .d-modes label:hover, & .d-check:hover { background: var(--bg-raised); }
			56	+	& .d-modes label:has(:checked) { background: var(--bg-raised); color: var(--ink-hi); font-weight: 600; }
			57	+	& .d-modes kbd, & .d-check kbd { margin-left: auto; }
			58	+	& input { accent-color: var(--ink-hi); margin: 0; }
			59	+	& .d-check { color: var(--ink-dim); }
			60	+	& .d-btns { display: flex; margin-top: var(--s1); }
			61	+	& .d-btns .btn { flex: 1; justify-content: center; }
			62	+	& .d-draft { color: var(--ink-dim); }
			63	+	}
			64	+	.omenu {
			65	+	& > summary { font-size: 18px; line-height: 1; }
			66	+	& .menu-pop { width: 280px; }
			67	+	& form .btn { width: 100%; justify-content: flex-start; }
			68	+	& .btn kbd { margin-left: auto; }
			69	+	& .d-or > summary { cursor: pointer; list-style: none; color: var(--ink-mute); }
38		& .d-or > summary::-webkit-details-marker { display: none; }	70		& .d-or > summary::-webkit-details-marker { display: none; }
39		& .d-or > summary::before { content: "▸ "; }	71		& .d-or > summary::before { content: "▸ "; }
40		& .d-or[open] > summary::before { content: "▾ "; }	72		& .d-or[open] > summary::before { content: "▾ "; }
41		& .d-or > summary:hover { color: var(--ink-hi); }	73		& .d-or > summary:hover { color: var(--ink-hi); }
42		& .d-or[open] > .clone { margin-top: var(--s2); }	74		& .d-or[open] > .clone { margin-top: var(--s2); }
43	-	& .clone { margin-top: 0; }
44		& .clone code { white-space: pre-wrap; overflow-wrap: anywhere; }	75		& .clone code { white-space: pre-wrap; overflow-wrap: anywhere; }
45		}	76		}
46			77
47	-	/* the rail of a merge request follows the review: the merge block and the	78	+	/* the rail of a merge request: the list of files on top, which follows the
48	-	checks stay in reach at the end of a long diff. It scrolls on its own	79	+	review and scrolls on its own; checks, commits and settings scroll with
49	-	when it is taller than the window. Only on a two-column layout. */	80	+	the page. Only on a two-column layout. */
50		@media (min-width: 1081px) {	81		@media (min-width: 1081px) {
51	-	.work.has-rail:has(#mr-checks) .rail {	82	+	/* the rail runs the height of the content, so that its first block can
52	-	position: sticky; top: calc(var(--hdr-h, 0px) + var(--s4));	83	+	stick all along the diff */
			84	+	.work.has-rail:has(.r-files) { align-items: stretch; }
			85	+	.rail:has(.r-files) { align-self: stretch; }
			86	+	.rail .r-files {
			87	+	position: sticky; top: calc(var(--hdr-h, 0px) + var(--s4)); z-index: 3;
			88	+	display: flex; flex-direction: column;
53		max-height: calc(100dvh - var(--hdr-h, 0px) - var(--s4) * 2);	89		max-height: calc(100dvh - var(--hdr-h, 0px) - var(--s4) * 2);
54	-	overflow-y: auto; overscroll-behavior: contain; scrollbar-width: thin;
55		}	90		}
			91	+	.rail .r-files > .files { overflow-y: auto; overscroll-behavior: contain; scrollbar-width: thin; min-height: 0; }
			92	+	}
			93	+	/* on one column the rail goes under the diff: the list of files keeps its
			94	+	own scroll, under a height */
			95	+	@media (max-width: 1080px) {
			96	+	.rail .r-files > .files { max-height: 50dvh; overflow-y: auto; overscroll-behavior: contain; }
			97	+	}
			98	+	.r-files {
			99	+	& > h2 kbd { margin-left: auto; }
			100	+	& > .ffilter { margin: var(--s2) var(--s3) 0; }
			101	+	& > .ffilter input {
			102	+	width: 100%; height: 30px; padding: 0 var(--s2); font: inherit; font-size: var(--fs-s); color: inherit;
			103	+	background: var(--bg-inset); border: 1px solid var(--border-strong); border-radius: var(--r-s);
			104	+	}
			105	+	& > .files { margin: var(--s2) 0 !important; padding: 0 var(--s2); }
			106	+	}
			107	+
			108	+	/* a file of the diff whose window is not loaded yet: about its room */
			109	+	.dlazy {
			110	+	display: flex; align-items: center; justify-content: center;
			111	+	background: repeating-linear-gradient(var(--bg-surface) 0 var(--lh-code), var(--paper-alt) var(--lh-code) calc(var(--lh-code) * 2));
			112	+	border: 1px solid var(--border); border-top: 0; border-radius: 0 0 var(--r) var(--r);
			113	+	font-size: var(--fs-s);
			114	+	& a { color: var(--ink-mute); }
			115	+	&.dlazy-1 { height: 120px; } &.dlazy-2 { height: 360px; } &.dlazy-3 { height: 900px; } &.dlazy-4 { height: 1600px; }
			116	+	/* with scripts the window comes by itself: the link of the page without
			117	+	scripts would only flash */
			118	+	html.js & > a { visibility: hidden; }
			119	+	& .notice { margin: 0; }
			120	+	}
			121	+	.dloose {
			122	+	padding: var(--s2) var(--s3) var(--s3); background: var(--bg-surface);
			123	+	border: 1px solid var(--border); border-top: 0; border-radius: 0 0 var(--r) var(--r);
56		}	124		}
57			125
58		.pcommits { font-size: var(--fs-s); display: grid; gap: var(--s1); }	126		.pcommits { font-size: var(--fs-s); display: grid; gap: var(--s1); }

M internal/adapters/web/static/js/ermite.js +42 -5


@@ -41,6 +41,7 @@
41	41		};
42	42
43	43		const ermite = {
	44	+	flash,
44	45		fire(name) {
45	46		body().dispatchEvent(new CustomEvent('k-' + name, { bubbles: false }));
46	47		},

@@ -48,6 +49,7 @@
48	49		// Row cursor: j / k.
49	50		move(d) {
50	51		if ($('dialog[open]')) return;
	52	+	if (window.ermiteMR?.stepFiles(d)) return;
51	53		const rows = visibleRows();
52	54		if (!rows.length) {
53	55		scrollBy(0, d * 180);

@@ -73,6 +75,11 @@
73	75		open() {
74	76		if (!$('dialog[open]')) $('[data-cursor] a')?.click();
75	77		},
	78	+	// openFile opens a file of the diff the table of contents links to.
	79	+	openFile(id) {
	80	+	const f = document.getElementById(id);
	81	+	if (f) f.open = true;
	82	+	},
76	83		focusFilter() {
77	84		$('[data-filter]')?.focus();
78	85		},

@@ -210,9 +217,11 @@
210	217
211	218		// 1. Keys.
212	219		const single = { j: 'j', k: 'k', G: 'bottom', '/': 'filter', '?': 'help', b: 'refs', f: 'cmd', ':': 'cmd', y: 'permalink',
213		-	s: 's', t: 't', c: 'c', r: 'r', m: 'm', n: 'next', d: 'split', u: 'unified', x: 'collapse', Enter: 'open', Escape: 'esc' };
	220	+	s: 's', t: 't', c: 'c', r: 'r', m: 'm', n: 'next', d: 'split', u: 'unified', x: 'collapse', Enter: 'open', Escape: 'esc',
	221	+	// the merge request page (mr.js): the merge menu, mark read
	222	+	M: 'merge', R: 'read' };
214	223		// "g t" is the key "t": the tabs have one event each.
215		-	const goto = { h: 'gh', t: 't', c: 'c', r: 'r', m: 'm', g: 'top' };
	224	+	const goto = { h: 'gh', t: 't', c: 'c', r: 'r', m: 'm', g: 'top', f: 'gf' };
216	225		let pending = 0;
217	226		let pendingTimer = 0;
218	227		addEventListener('keydown', (e) => {

@@ -221,7 +230,16 @@
221	230		// field keeps ctrl k (kill to end of line on macOS).
222	231		if ((e.metaKey \|\| (e.ctrlKey && !typing)) && !e.altKey && !e.shiftKey && e.key.toLowerCase() === 'k') { e.preventDefault(); pending = 0; return ermite.fire('cmd'); }
223	232		if (e.ctrlKey \|\| e.metaKey \|\| e.altKey) return;
224		-	if (e.key === 'Escape') { pending = 0; if (typing) e.target.blur(); return ermite.fire('esc'); }
	233	+	const mr = window.ermiteMR;
	234	+	if (e.key === 'Escape') {
	235	+	pending = 0;
	236	+	if (mr?.closeMenus() \|\| mr?.leaveFiles()) return;
	237	+	if (typing) e.target.blur();
	238	+	return ermite.fire('esc');
	239	+	}
	240	+	// An open merge menu takes its keys (1-9, D) before the field check: its
	241	+	// radios and its checkbox hold the focus.
	242	+	if (mr?.menuKey(e)) return;
225	243		if (typing) return;
226	244		// An open dialog takes only the keys that move between dialogs: the page
227	245		// behind it does not react (scripted clicks would go through inert).

@@ -273,7 +291,7 @@
273	291		// line (the first file when none is). One observer tracks the files in the
274	292		// band; it reports only when a file enters or leaves it, so a scroll costs
275	293		// nothing in between, and a jump that skips the band is caught by the scan.
276		-	const files = $$('.dfile');
	294	+	let files = $$('.dfile');
277	295		const links = new Map($$('.files a[href^="#"]').map((a) => [a.hash.slice(1), a]));
278	296		if (files.length && links.size && 'IntersectionObserver' in window) {
279	297		const inBand = new Set();

@@ -284,7 +302,17 @@
284	302		?? files[0];
285	303		if (f === current) return;
286	304		links.get(current?.id)?.removeAttribute('aria-current');
287		-	links.get(f.id)?.setAttribute('aria-current', 'true');
	305	+	const a = links.get(f.id);
	306	+	a?.setAttribute('aria-current', 'true');
	307	+	// The list scrolls on its own: the current file stays in it. Only the
	308	+	// list moves, never the page (scrollIntoView would scroll the page to
	309	+	// the list when the rail is under the diff).
	310	+	const box = a?.closest('.files');
	311	+	if (a && box && box.scrollHeight > box.clientHeight && !box.contains(document.activeElement)) {
	312	+	const top = a.offsetTop;
	313	+	if (top < box.scrollTop) box.scrollTop = top;
	314	+	else if (top + a.offsetHeight > box.scrollTop + box.clientHeight) box.scrollTop = top + a.offsetHeight - box.clientHeight;
	315	+	}
288	316		current = f;
289	317		};
290	318		const io = new IntersectionObserver((entries) => {

@@ -295,6 +323,15 @@
295	323		mark();
296	324		}, { rootMargin: '0px 0px -67% 0px' });
297	325		for (const f of files) io.observe(f);
	326	+	// A window of files of a merge request came in (mr.js): its files replace
	327	+	// placeholders, which the observer and the list knew by element.
	328	+	ermite.watchFile = (f, old) => {
	329	+	if (old) { io.unobserve(old); inBand.delete(old); }
	330	+	files = $$('.dfile');
	331	+	for (const x of [...inBand]) if (!x.isConnected) inBand.delete(x);
	332	+	if (current && !current.isConnected) current = document.getElementById(current.id);
	333	+	io.observe(f);
	334	+	};
298	335		}
299	336
300	337		// 5. A failure of a handler or of a request (htmx logs it to the console

   };
   const ermite = {
+    flash,
     fire(name) {
       body().dispatchEvent(new CustomEvent('k-' + name, { bubbles: false }));
     },
     // Row cursor: j / k.
     move(d) {
       if ($('dialog[open]')) return;
+      if (window.ermiteMR?.stepFiles(d)) return;
       const rows = visibleRows();
       if (!rows.length) {
         scrollBy(0, d * 180);
     open() {
       if (!$('dialog[open]')) $('[data-cursor] a')?.click();
     },
+    // openFile opens a file of the diff the table of contents links to.
+    openFile(id) {
+      const f = document.getElementById(id);
+      if (f) f.open = true;
+    },
     focusFilter() {
       $('[data-filter]')?.focus();
     },
   // 1. Keys.
   const single = { j: 'j', k: 'k', G: 'bottom', '/': 'filter', '?': 'help', b: 'refs', f: 'cmd', ':': 'cmd', y: 'permalink',
-    s: 's', t: 't', c: 'c', r: 'r', m: 'm', n: 'next', d: 'split', u: 'unified', x: 'collapse', Enter: 'open', Escape: 'esc' };
+    s: 's', t: 't', c: 'c', r: 'r', m: 'm', n: 'next', d: 'split', u: 'unified', x: 'collapse', Enter: 'open', Escape: 'esc',
+    // the merge request page (mr.js): the merge menu, mark read
+    M: 'merge', R: 'read' };
   // "g t" is the key "t": the tabs have one event each.
-  const goto = { h: 'gh', t: 't', c: 'c', r: 'r', m: 'm', g: 'top' };
+  const goto = { h: 'gh', t: 't', c: 'c', r: 'r', m: 'm', g: 'top', f: 'gf' };
   let pending = 0;
   let pendingTimer = 0;
   addEventListener('keydown', (e) => {
     // field keeps ctrl k (kill to end of line on macOS).
     if ((e.metaKey || (e.ctrlKey && !typing)) && !e.altKey && !e.shiftKey && e.key.toLowerCase() === 'k') { e.preventDefault(); pending = 0; return ermite.fire('cmd'); }
     if (e.ctrlKey || e.metaKey || e.altKey) return;
-    if (e.key === 'Escape') { pending = 0; if (typing) e.target.blur(); return ermite.fire('esc'); }
+    const mr = window.ermiteMR;
+    if (e.key === 'Escape') {
+      pending = 0;
+      if (mr?.closeMenus() || mr?.leaveFiles()) return;
+      if (typing) e.target.blur();
+      return ermite.fire('esc');
+    }
+    // An open merge menu takes its keys (1-9, D) before the field check: its
+    // radios and its checkbox hold the focus.
+    if (mr?.menuKey(e)) return;
     if (typing) return;
     // An open dialog takes only the keys that move between dialogs: the page
     // behind it does not react (scripted clicks would go through inert).
   // line (the first file when none is). One observer tracks the files in the
   // band; it reports only when a file enters or leaves it, so a scroll costs
   // nothing in between, and a jump that skips the band is caught by the scan.
-  const files = $$('.dfile');
+  let files = $$('.dfile');
   const links = new Map($$('.files a[href^="#"]').map((a) => [a.hash.slice(1), a]));
   if (files.length && links.size && 'IntersectionObserver' in window) {
     const inBand = new Set();
         ?? files[0];
       if (f === current) return;
       links.get(current?.id)?.removeAttribute('aria-current');
-      links.get(f.id)?.setAttribute('aria-current', 'true');
+      const a = links.get(f.id);
+      a?.setAttribute('aria-current', 'true');
+      // The list scrolls on its own: the current file stays in it. Only the
+      // list moves, never the page (scrollIntoView would scroll the page to
+      // the list when the rail is under the diff).
+      const box = a?.closest('.files');
+      if (a && box && box.scrollHeight > box.clientHeight && !box.contains(document.activeElement)) {
+        const top = a.offsetTop;
+        if (top < box.scrollTop) box.scrollTop = top;
+        else if (top + a.offsetHeight > box.scrollTop + box.clientHeight) box.scrollTop = top + a.offsetHeight - box.clientHeight;
+      }
       current = f;
     };
     const io = new IntersectionObserver((entries) => {
       mark();
     }, { rootMargin: '0px 0px -67% 0px' });
     for (const f of files) io.observe(f);
+    // A window of files of a merge request came in (mr.js): its files replace
+    // placeholders, which the observer and the list knew by element.
+    ermite.watchFile = (f, old) => {
+      if (old) { io.unobserve(old); inBand.delete(old); }
+      files = $$('.dfile');
+      for (const x of [...inBand]) if (!x.isConnected) inBand.delete(x);
+      if (current && !current.isConnected) current = document.getElementById(current.id);
+      io.observe(f);
+    };
   }
   // 5. A failure of a handler or of a request (htmx logs it to the console

A internal/adapters/web/static/js/mr.js +249 -0

@@ -0,0 +1,249 @@
	1	+	// mr.js: the merge request page beyond what htmx and hx-live give.
	2	+	//
	3	+	// 1. Windows of files. The page holds the hunks of one window of files; the
	4	+	// other files are placeholders (.dlazy[data-src]). A placeholder that comes
	5	+	// near the screen fetches its window (/files?from=&base=&head=), whose
	6	+	// files replace the placeholders of the same ids. A window is fetched once;
	7	+	// a link to a file or to a comment of a placeholder fetches it first.
	8	+	// 2. The menus of the bar (merge, more) and their keys: M opens the merge menu
	9	+	// on its button, 1-9 pick a mode, D toggles the branch deletion, Enter
	10	+	// submits (the browser does it: the focus is on the button), Esc closes.
	11	+	// R marks the head read. Nothing merges on one key.
	12	+	// 3. g f puts the focus in the list of files; j / k move in it, Enter opens
	13	+	// the file, Esc goes back to the diff.
	14	+	//
	15	+	// Nothing runs on a page without #diffs[data-mr]. window.ermiteMR.core is pure
	16	+	// (jstest/mr.test.mjs).
	17	+	window.ermiteMR = (() => {
	18	+	// core: the decisions, without the DOM.
	19	+	const core = {
	20	+	// windowOf is the start of the window of file i (files are f1, f2, ...).
	21	+	windowOf(id, size) {
	22	+	const n = Number(String(id).replace(/^f/, '')) - 1;
	23	+	return Number.isInteger(n) && n >= 0 ? n - (n % size) : -1;
	24	+	},
	25	+	// menuKey says what a key does while the merge menu is open: a mode
	26	+	// (index), the branch deletion, or nothing.
	27	+	menuKey(key, modes) {
	28	+	if (key === 'D') return { toggle: true };
	29	+	if (/^[1-9]$/.test(key) && Number(key) <= modes) return { mode: Number(key) - 1 };
	30	+	return null;
	31	+	},
	32	+	// step moves an index within [0, n).
	33	+	step(i, d, n) {
	34	+	if (n === 0) return -1;
	35	+	if (i < 0) return d > 0 ? 0 : n - 1;
	36	+	return Math.max(0, Math.min(n - 1, i + d));
	37	+	},
	38	+	};
	39	+
	40	+	const $ = (sel, root = document) => root.querySelector(sel);
	41	+	const $$ = (sel, root = document) => [...root.querySelectorAll(sel)];
	42	+	const loading = new Map(); // src -> promise of the swap
	43	+	let moved = false;
	44	+	let lazyIO = null; // the observer of the placeholders (watch)
	45	+	let revealGen = 0; // the last reveal wins the scroll
	46	+
	47	+	// load fetches the window of a placeholder and swaps its files in. The
	48	+	// promise resolves once they are in the page (or the page said to reload).
	49	+	function load(ph) {
	50	+	const src = ph?.dataset.src;
	51	+	if (!src \|\| moved) return Promise.resolve();
	52	+	if (loading.has(src)) return loading.get(src);
	53	+	for (const p of $$('.dlazy[data-src]')) if (p.dataset.src === src) p.setAttribute('data-loading', '');
	54	+	// The window renders like the page: the layout shown, and both layouts
	55	+	// when the page switches them itself (data-diff) or one (data-view).
	56	+	const d = $('#diffs')?.dataset \|\| {};
	57	+	const view = d.diff \|\| d.view;
	58	+	const layouts = d.diff ? 'both' : d.view ? 'one' : '';
	59	+	const url = src + (view ? '&view=' + encodeURIComponent(view) : '') + (layouts ? '&layouts=' + layouts : '');
	60	+	const p = fetch(url, { headers: { Accept: 'text/html' }, credentials: 'same-origin' })
	61	+	.then(async (res) => {
	62	+	const html = await res.text();
	63	+	if (res.status === 409) return stale(html);
	64	+	if (!res.ok) throw new Error('loading files: ' + res.status);
	65	+	// A window of the old diff after the page went stale stays out.
	66	+	if (!moved) swap(html);
	67	+	})
	68	+	.catch((err) => {
	69	+	loading.delete(src);
	70	+	for (const p of $$('.dlazy[data-loading]')) if (p.dataset.src === src) p.removeAttribute('data-loading');
	71	+	window.ermite?.flash?.(err.message, 4000);
	72	+	});
	73	+	loading.set(src, p);
	74	+	return p;
	75	+	}
	76	+
	77	+	// swap replaces each placeholder file with the file of the same id. A
	78	+	// file the reader folded stays folded.
	79	+	function swap(html) {
	80	+	const t = document.createElement('template');
	81	+	t.innerHTML = html;
	82	+	for (const f of [...t.content.querySelectorAll('details[data-file]')]) {
	83	+	const old = document.getElementById(f.id);
	84	+	if (!old \|\| !old.querySelector('.dlazy')) continue;
	85	+	f.open = old.open;
	86	+	for (const p of $$('.dlazy', old)) lazyIO?.unobserve(p);
	87	+	old.replaceWith(f);
	88	+	window.htmx?.process(f);
	89	+	window.ermite?.watchFile?.(f, old);
	90	+	}
	91	+	}
	92	+
	93	+	// stale: the diff changed under the page. The placeholders say so; no file
	94	+	// of another diff comes in.
	95	+	function stale(html) {
	96	+	moved = true;
	97	+	for (const p of $$('.dlazy')) {
	98	+	p.removeAttribute('data-loading');
	99	+	p.innerHTML = html;
	100	+	}
	101	+	}
	102	+
	103	+	// reveal loads the file of an id (a file "f12" or a comment "c3") when it is
	104	+	// a placeholder, then scrolls to it. It returns false when there is nothing
	105	+	// to load.
	106	+	function reveal(id, scroll = true) {
	107	+	// Any navigation, loaded or not, makes the reveals still loading stale.
	108	+	const gen = ++revealGen;
	109	+	let ph = document.getElementById(id)?.querySelector(':scope > .dlazy');
	110	+	if (!ph && /^c\d+/.test(id) && !document.getElementById(id)) {
	111	+	const base = id.replace(/-s$/, '');
	112	+	ph = $$('.dlazy[data-notes]').find((p) => p.dataset.notes.split(' ').includes(base));
	113	+	}
	114	+	if (!ph) return false;
	115	+	load(ph).then(() => {
	116	+	// A later reveal (another file asked meanwhile) owns the view.
	117	+	if (gen !== revealGen) return;
	118	+	const el = document.getElementById(id);
	119	+	if (!el) return;
	120	+	const d = el.closest('details');
	121	+	if (d) d.open = true;
	122	+	if (!scroll) return;
	123	+	// The files above may have changed size while it loaded (placeholders,
	124	+	// content-visibility): place it, then again once laid out.
	125	+	el.scrollIntoView({ block: 'start' });
	126	+	requestAnimationFrame(() => requestAnimationFrame(() => {
	127	+	if (gen === revealGen) el.scrollIntoView({ block: 'start' });
	128	+	}));
	129	+	});
	130	+	return true;
	131	+	}
	132	+
	133	+	// Placeholders load as they come within two screens of the view; files
	134	+	// that come in are marked in the list of files (ermite.js marks the one in
	135	+	// view).
	136	+	function watch() {
	137	+	if (!('IntersectionObserver' in window)) {
	138	+	for (const p of $$('.dlazy[data-src]')) load(p);
	139	+	return;
	140	+	}
	141	+	lazyIO = new IntersectionObserver((entries) => {
	142	+	for (const e of entries) {
	143	+	if (!e.isIntersecting) continue;
	144	+	lazyIO.unobserve(e.target);
	145	+	load(e.target);
	146	+	}
	147	+	}, { rootMargin: '200% 0px 200% 0px' });
	148	+	for (const p of $$('.dlazy[data-src]')) lazyIO.observe(p);
	149	+	}
	150	+
	151	+	// The merge menu.
	152	+	const menu = () => $('#merge-menu');
	153	+	function openMerge() {
	154	+	const m = menu();
	155	+	if (!m) return false;
	156	+	for (const d of $$('details.menu[open]')) if (d !== m) d.open = false;
	157	+	m.open = true;
	158	+	$('[data-default]', m)?.focus();
	159	+	return true;
	160	+	}
	161	+	function closeMenus() {
	162	+	const open = $$('details.menu[open]');
	163	+	for (const d of open) d.open = false;
	164	+	if (open.length) $('summary', open[0])?.focus();
	165	+	return open.length > 0;
	166	+	}
	167	+	// menuKey handles a key while the merge menu is open; true when it used it.
	168	+	function menuKey(e) {
	169	+	const m = menu();
	170	+	if (!m?.open \|\| e.ctrlKey \|\| e.metaKey \|\| e.altKey) return false;
	171	+	// An open dialog (help, commands) is above the menu: it keeps the keys.
	172	+	if ($('dialog[open]')) return false;
	173	+	// A field outside the menu (a comment being written) keeps its keys.
	174	+	const field = e.target.closest?.('input, textarea, select, [contenteditable]');
	175	+	if (field && !m.contains(field)) return false;
	176	+	const radios = $$('input[name="mode"]', m);
	177	+	const act = core.menuKey(e.key, radios.length);
	178	+	if (!act) return false;
	179	+	e.preventDefault();
	180	+	if (act.toggle) {
	181	+	const box = $('input[name="delete_branch"]', m);
	182	+	if (box) box.checked = !box.checked;
	183	+	} else {
	184	+	radios[act.mode].checked = true;
	185	+	}
	186	+	$('[data-default]', m)?.focus();
	187	+	return true;
	188	+	}
	189	+	function markRead() {
	190	+	const b = $('button[data-read]');
	191	+	if (!b) return false;
	192	+	b.closest('form').requestSubmit(b);
	193	+	return true;
	194	+	}
	195	+
	196	+	// The list of files by keyboard: g f focuses the current file.
	197	+	const links = () => $$('.r-files .files > li:not([hidden]) > a');
	198	+	function focusFiles() {
	199	+	const all = links();
	200	+	if (!all.length) return false;
	201	+	const cur = all.find((a) => a.getAttribute('aria-current') === 'true') \|\| all[0];
	202	+	cur.focus();
	203	+	cur.scrollIntoView({ block: 'nearest' });
	204	+	return true;
	205	+	}
	206	+	// stepFiles moves the focus in the list; false when the focus is not in it.
	207	+	function stepFiles(d) {
	208	+	const all = links();
	209	+	const i = all.indexOf(document.activeElement);
	210	+	if (i < 0) return false;
	211	+	const j = core.step(i, d, all.length);
	212	+	all[j].focus();
	213	+	all[j].scrollIntoView({ block: 'nearest' });
	214	+	return true;
	215	+	}
	216	+	function leaveFiles() {
	217	+	if (!links().includes(document.activeElement)) return false;
	218	+	document.getElementById('main')?.focus({ preventScroll: true });
	219	+	return true;
	220	+	}
	221	+
	222	+	// openFile opens the file of a link of the list (and loads it first).
	223	+	function openFile(id) {
	224	+	const f = document.getElementById(id);
	225	+	if (f) f.open = true;
	226	+	reveal(id);
	227	+	}
	228	+
	229	+	function start() {
	230	+	if (!$('#diffs[data-mr]')) return;
	231	+	watch();
	232	+	// A link to a file or a comment that is not loaded yet.
	233	+	const hash = () => {
	234	+	const id = decodeURIComponent(location.hash.slice(1));
	235	+	if (id) reveal(id);
	236	+	};
	237	+	addEventListener('hashchange', hash);
	238	+	hash();
	239	+	// A click outside an open menu closes it.
	240	+	addEventListener('click', (e) => {
	241	+	for (const d of $$('details.menu[open]')) if (!d.contains(e.target)) d.open = false;
	242	+	});
	243	+	}
	244	+
	245	+	return { core, start, load, reveal, openMerge, closeMenus, menuKey, markRead, focusFiles, stepFiles, leaveFiles, openFile };
	246	+	})();
	247	+
	248	+	if (document.readyState === 'loading') document.addEventListener('DOMContentLoaded', () => window.ermiteMR.start());
	249	+	else window.ermiteMR.start();

@@ -0,0 +1,249 @@
	1	+	// mr.js: the merge request page beyond what htmx and hx-live give.
	2	+	//
	3	+	// 1. Windows of files. The page holds the hunks of one window of files; the
	4	+	// other files are placeholders (.dlazy[data-src]). A placeholder that comes
	5	+	// near the screen fetches its window (/files?from=&base=&head=), whose
	6	+	// files replace the placeholders of the same ids. A window is fetched once;
	7	+	// a link to a file or to a comment of a placeholder fetches it first.
	8	+	// 2. The menus of the bar (merge, more) and their keys: M opens the merge menu
	9	+	// on its button, 1-9 pick a mode, D toggles the branch deletion, Enter
	10	+	// submits (the browser does it: the focus is on the button), Esc closes.
	11	+	// R marks the head read. Nothing merges on one key.
	12	+	// 3. g f puts the focus in the list of files; j / k move in it, Enter opens
	13	+	// the file, Esc goes back to the diff.
	14	+	//
	15	+	// Nothing runs on a page without #diffs[data-mr]. window.ermiteMR.core is pure
	16	+	// (jstest/mr.test.mjs).
	17	+	window.ermiteMR = (() => {
	18	+	// core: the decisions, without the DOM.
	19	+	const core = {
	20	+	// windowOf is the start of the window of file i (files are f1, f2, ...).
	21	+	windowOf(id, size) {
	22	+	const n = Number(String(id).replace(/^f/, '')) - 1;
	23	+	return Number.isInteger(n) && n >= 0 ? n - (n % size) : -1;
	24	+	},
	25	+	// menuKey says what a key does while the merge menu is open: a mode
	26	+	// (index), the branch deletion, or nothing.
	27	+	menuKey(key, modes) {
	28	+	if (key === 'D') return { toggle: true };
	29	+	if (/^[1-9]$/.test(key) && Number(key) <= modes) return { mode: Number(key) - 1 };
	30	+	return null;
	31	+	},
	32	+	// step moves an index within [0, n).
	33	+	step(i, d, n) {
	34	+	if (n === 0) return -1;
	35	+	if (i < 0) return d > 0 ? 0 : n - 1;
	36	+	return Math.max(0, Math.min(n - 1, i + d));
	37	+	},
	38	+	};
	39	+
	40	+	const $ = (sel, root = document) => root.querySelector(sel);
	41	+	const $$ = (sel, root = document) => [...root.querySelectorAll(sel)];
	42	+	const loading = new Map(); // src -> promise of the swap
	43	+	let moved = false;
	44	+	let lazyIO = null; // the observer of the placeholders (watch)
	45	+	let revealGen = 0; // the last reveal wins the scroll
	46	+
	47	+	// load fetches the window of a placeholder and swaps its files in. The
	48	+	// promise resolves once they are in the page (or the page said to reload).
	49	+	function load(ph) {
	50	+	const src = ph?.dataset.src;
	51	+	if (!src \|\| moved) return Promise.resolve();
	52	+	if (loading.has(src)) return loading.get(src);
	53	+	for (const p of $$('.dlazy[data-src]')) if (p.dataset.src === src) p.setAttribute('data-loading', '');
	54	+	// The window renders like the page: the layout shown, and both layouts
	55	+	// when the page switches them itself (data-diff) or one (data-view).
	56	+	const d = $('#diffs')?.dataset \|\| {};
	57	+	const view = d.diff \|\| d.view;
	58	+	const layouts = d.diff ? 'both' : d.view ? 'one' : '';
	59	+	const url = src + (view ? '&view=' + encodeURIComponent(view) : '') + (layouts ? '&layouts=' + layouts : '');
	60	+	const p = fetch(url, { headers: { Accept: 'text/html' }, credentials: 'same-origin' })
	61	+	.then(async (res) => {
	62	+	const html = await res.text();
	63	+	if (res.status === 409) return stale(html);
	64	+	if (!res.ok) throw new Error('loading files: ' + res.status);
	65	+	// A window of the old diff after the page went stale stays out.
	66	+	if (!moved) swap(html);
	67	+	})
	68	+	.catch((err) => {
	69	+	loading.delete(src);
	70	+	for (const p of $$('.dlazy[data-loading]')) if (p.dataset.src === src) p.removeAttribute('data-loading');
	71	+	window.ermite?.flash?.(err.message, 4000);
	72	+	});
	73	+	loading.set(src, p);
	74	+	return p;
	75	+	}
	76	+
	77	+	// swap replaces each placeholder file with the file of the same id. A
	78	+	// file the reader folded stays folded.
	79	+	function swap(html) {
	80	+	const t = document.createElement('template');
	81	+	t.innerHTML = html;
	82	+	for (const f of [...t.content.querySelectorAll('details[data-file]')]) {
	83	+	const old = document.getElementById(f.id);
	84	+	if (!old \|\| !old.querySelector('.dlazy')) continue;
	85	+	f.open = old.open;
	86	+	for (const p of $$('.dlazy', old)) lazyIO?.unobserve(p);
	87	+	old.replaceWith(f);
	88	+	window.htmx?.process(f);
	89	+	window.ermite?.watchFile?.(f, old);
	90	+	}
	91	+	}
	92	+
	93	+	// stale: the diff changed under the page. The placeholders say so; no file
	94	+	// of another diff comes in.
	95	+	function stale(html) {
	96	+	moved = true;
	97	+	for (const p of $$('.dlazy')) {
	98	+	p.removeAttribute('data-loading');
	99	+	p.innerHTML = html;
	100	+	}
	101	+	}
	102	+
	103	+	// reveal loads the file of an id (a file "f12" or a comment "c3") when it is
	104	+	// a placeholder, then scrolls to it. It returns false when there is nothing
	105	+	// to load.
	106	+	function reveal(id, scroll = true) {
	107	+	// Any navigation, loaded or not, makes the reveals still loading stale.
	108	+	const gen = ++revealGen;
	109	+	let ph = document.getElementById(id)?.querySelector(':scope > .dlazy');
	110	+	if (!ph && /^c\d+/.test(id) && !document.getElementById(id)) {
	111	+	const base = id.replace(/-s$/, '');
	112	+	ph = $$('.dlazy[data-notes]').find((p) => p.dataset.notes.split(' ').includes(base));
	113	+	}
	114	+	if (!ph) return false;
	115	+	load(ph).then(() => {
	116	+	// A later reveal (another file asked meanwhile) owns the view.
	117	+	if (gen !== revealGen) return;
	118	+	const el = document.getElementById(id);
	119	+	if (!el) return;
	120	+	const d = el.closest('details');
	121	+	if (d) d.open = true;
	122	+	if (!scroll) return;
	123	+	// The files above may have changed size while it loaded (placeholders,
	124	+	// content-visibility): place it, then again once laid out.
	125	+	el.scrollIntoView({ block: 'start' });
	126	+	requestAnimationFrame(() => requestAnimationFrame(() => {
	127	+	if (gen === revealGen) el.scrollIntoView({ block: 'start' });
	128	+	}));
	129	+	});
	130	+	return true;
	131	+	}
	132	+
	133	+	// Placeholders load as they come within two screens of the view; files
	134	+	// that come in are marked in the list of files (ermite.js marks the one in
	135	+	// view).
	136	+	function watch() {
	137	+	if (!('IntersectionObserver' in window)) {
	138	+	for (const p of $$('.dlazy[data-src]')) load(p);
	139	+	return;
	140	+	}
	141	+	lazyIO = new IntersectionObserver((entries) => {
	142	+	for (const e of entries) {
	143	+	if (!e.isIntersecting) continue;
	144	+	lazyIO.unobserve(e.target);
	145	+	load(e.target);
	146	+	}
	147	+	}, { rootMargin: '200% 0px 200% 0px' });
	148	+	for (const p of $$('.dlazy[data-src]')) lazyIO.observe(p);
	149	+	}
	150	+
	151	+	// The merge menu.
	152	+	const menu = () => $('#merge-menu');
	153	+	function openMerge() {
	154	+	const m = menu();
	155	+	if (!m) return false;
	156	+	for (const d of $$('details.menu[open]')) if (d !== m) d.open = false;
	157	+	m.open = true;
	158	+	$('[data-default]', m)?.focus();
	159	+	return true;
	160	+	}
	161	+	function closeMenus() {
	162	+	const open = $$('details.menu[open]');
	163	+	for (const d of open) d.open = false;
	164	+	if (open.length) $('summary', open[0])?.focus();
	165	+	return open.length > 0;
	166	+	}
	167	+	// menuKey handles a key while the merge menu is open; true when it used it.
	168	+	function menuKey(e) {
	169	+	const m = menu();
	170	+	if (!m?.open \|\| e.ctrlKey \|\| e.metaKey \|\| e.altKey) return false;
	171	+	// An open dialog (help, commands) is above the menu: it keeps the keys.
	172	+	if ($('dialog[open]')) return false;
	173	+	// A field outside the menu (a comment being written) keeps its keys.
	174	+	const field = e.target.closest?.('input, textarea, select, [contenteditable]');
	175	+	if (field && !m.contains(field)) return false;
	176	+	const radios = $$('input[name="mode"]', m);
	177	+	const act = core.menuKey(e.key, radios.length);
	178	+	if (!act) return false;
	179	+	e.preventDefault();
	180	+	if (act.toggle) {
	181	+	const box = $('input[name="delete_branch"]', m);
	182	+	if (box) box.checked = !box.checked;
	183	+	} else {
	184	+	radios[act.mode].checked = true;
	185	+	}
	186	+	$('[data-default]', m)?.focus();
	187	+	return true;
	188	+	}
	189	+	function markRead() {
	190	+	const b = $('button[data-read]');
	191	+	if (!b) return false;
	192	+	b.closest('form').requestSubmit(b);
	193	+	return true;
	194	+	}
	195	+
	196	+	// The list of files by keyboard: g f focuses the current file.
	197	+	const links = () => $$('.r-files .files > li:not([hidden]) > a');
	198	+	function focusFiles() {
	199	+	const all = links();
	200	+	if (!all.length) return false;
	201	+	const cur = all.find((a) => a.getAttribute('aria-current') === 'true') \|\| all[0];
	202	+	cur.focus();
	203	+	cur.scrollIntoView({ block: 'nearest' });
	204	+	return true;
	205	+	}
	206	+	// stepFiles moves the focus in the list; false when the focus is not in it.
	207	+	function stepFiles(d) {
	208	+	const all = links();
	209	+	const i = all.indexOf(document.activeElement);
	210	+	if (i < 0) return false;
	211	+	const j = core.step(i, d, all.length);
	212	+	all[j].focus();
	213	+	all[j].scrollIntoView({ block: 'nearest' });
	214	+	return true;
	215	+	}
	216	+	function leaveFiles() {
	217	+	if (!links().includes(document.activeElement)) return false;
	218	+	document.getElementById('main')?.focus({ preventScroll: true });
	219	+	return true;
	220	+	}
	221	+
	222	+	// openFile opens the file of a link of the list (and loads it first).
	223	+	function openFile(id) {
	224	+	const f = document.getElementById(id);
	225	+	if (f) f.open = true;
	226	+	reveal(id);
	227	+	}
	228	+
	229	+	function start() {
	230	+	if (!$('#diffs[data-mr]')) return;
	231	+	watch();
	232	+	// A link to a file or a comment that is not loaded yet.
	233	+	const hash = () => {
	234	+	const id = decodeURIComponent(location.hash.slice(1));
	235	+	if (id) reveal(id);
	236	+	};
	237	+	addEventListener('hashchange', hash);
	238	+	hash();
	239	+	// A click outside an open menu closes it.
	240	+	addEventListener('click', (e) => {
	241	+	for (const d of $$('details.menu[open]')) if (!d.contains(e.target)) d.open = false;
	242	+	});
	243	+	}
	244	+
	245	+	return { core, start, load, reveal, openMerge, closeMenus, menuKey, markRead, focusFiles, stepFiles, leaveFiles, openFile };
	246	+	})();
	247	+
	248	+	if (document.readyState === 'loading') document.addEventListener('DOMContentLoaded', () => window.ermiteMR.start());
	249	+	else window.ermiteMR.start();

M internal/adapters/web/view.go +2 -0


@@ -67,6 +67,8 @@ type Layout struct {
67	67		// Passkeys tells that the passkey routes exist: the header then links to
68	68		// them.
69	69		Passkeys bool
	70	+	// MR loads the script of the merge request page (mr.js).
	71	+	MR bool
70	72		}
71	73
72	74		// Link is a plain label + href pair.


@@ -67,6 +67,8 @@ type Layout struct {
67	// Passkeys tells that the passkey routes exist: the header then links to	67		// Passkeys tells that the passkey routes exist: the header then links to
68	// them.	68		// them.
69	Passkeys bool	69		Passkeys bool
		70	+	// MR loads the script of the merge request page (mr.js).
		71	+	MR bool
70	}	72		}
71		73
72	// Link is a plain label + href pair.	74		// Link is a plain label + href pair.

M internal/adapters/web/web.go +1 -0


@@ -177,6 +177,7 @@ func (s Server) routes() http.ServeMux {
177	177		mux.HandleFunc("GET /{repo}/merge-requests/{$}", s.page(s.mrList))
178	178		mux.HandleFunc("GET /{repo}/merge-requests/{n}", s.page(s.mrShow))
179	179		mux.HandleFunc("GET /{repo}/merge-requests/{n}/since", s.page(s.mrSince))
	180	+	mux.HandleFunc("GET /{repo}/merge-requests/{n}/files", s.page(s.mrFiles))
180	181		mux.HandleFunc("GET /{repo}/compare/{rest...}", s.page(s.compare))
181	182		// The writes: POST only, behind the gate (ServeHTTP).
182	183		mux.HandleFunc("POST /{repo}/merge-requests", s.mrAction(s.mrCreate))


@@ -177,6 +177,7 @@ func (s Server) routes() http.ServeMux {
177	mux.HandleFunc("GET /{repo}/merge-requests/{$}", s.page(s.mrList))	177		mux.HandleFunc("GET /{repo}/merge-requests/{$}", s.page(s.mrList))
178	mux.HandleFunc("GET /{repo}/merge-requests/{n}", s.page(s.mrShow))	178		mux.HandleFunc("GET /{repo}/merge-requests/{n}", s.page(s.mrShow))
179	mux.HandleFunc("GET /{repo}/merge-requests/{n}/since", s.page(s.mrSince))	179		mux.HandleFunc("GET /{repo}/merge-requests/{n}/since", s.page(s.mrSince))
		180	+	mux.HandleFunc("GET /{repo}/merge-requests/{n}/files", s.page(s.mrFiles))
180	mux.HandleFunc("GET /{repo}/compare/{rest...}", s.page(s.compare))	181		mux.HandleFunc("GET /{repo}/compare/{rest...}", s.page(s.compare))
181	// The writes: POST only, behind the gate (ServeHTTP).	182		// The writes: POST only, behind the gate (ServeHTTP).
182	mux.HandleFunc("POST /{repo}/merge-requests", s.mrAction(s.mrCreate))	183		mux.HandleFunc("POST /{repo}/merge-requests", s.mrAction(s.mrCreate))

M internal/app/testdata/web/blob-binary.html +4 -1


@@ -374,7 +374,10 @@
374	374		k-split from:body -> ermite.layout('split');
375	375		k-unified from:body -> ermite.layout('unified');
376	376		k-collapse from:body -> ermite.collapse();
377		-	k-permalink from:body -> ermite.permalink()">
	377	+	k-permalink from:body -> ermite.permalink();
	378	+	k-merge from:body -> window.ermiteMR?.openMerge();
	379	+	k-read from:body -> window.ermiteMR?.markRead();
	380	+	k-gf from:body -> window.ermiteMR?.focusFiles()">
378	381		</div>
379	382		</body>
380	383		</html>

          k-split from:body -> ermite.layout('split');
          k-unified from:body -> ermite.layout('unified');
          k-collapse from:body -> ermite.collapse();
-         k-permalink from:body -> ermite.permalink()">
+         k-permalink from:body -> ermite.permalink();
+         k-merge from:body -> window.ermiteMR?.openMerge();
+         k-read from:body -> window.ermiteMR?.markRead();
+         k-gf from:body -> window.ermiteMR?.focusFiles()">
 </div>
 </body>
 </html>

M internal/app/testdata/web/blob-code.html +4 -1


@@ -444,7 +444,10 @@
444	444		k-split from:body -> ermite.layout('split');
445	445		k-unified from:body -> ermite.layout('unified');
446	446		k-collapse from:body -> ermite.collapse();
447		-	k-permalink from:body -> ermite.permalink()">
	447	+	k-permalink from:body -> ermite.permalink();
	448	+	k-merge from:body -> window.ermiteMR?.openMerge();
	449	+	k-read from:body -> window.ermiteMR?.markRead();
	450	+	k-gf from:body -> window.ermiteMR?.focusFiles()">
448	451		</div>
449	452		</body>
450	453		</html>

          k-split from:body -> ermite.layout('split');
          k-unified from:body -> ermite.layout('unified');
          k-collapse from:body -> ermite.collapse();
-         k-permalink from:body -> ermite.permalink()">
+         k-permalink from:body -> ermite.permalink();
+         k-merge from:body -> window.ermiteMR?.openMerge();
+         k-read from:body -> window.ermiteMR?.markRead();
+         k-gf from:body -> window.ermiteMR?.focusFiles()">
 </div>
 </body>
 </html>

M internal/app/testdata/web/blob-empty.html +4 -1


@@ -374,7 +374,10 @@
374	374		k-split from:body -> ermite.layout('split');
375	375		k-unified from:body -> ermite.layout('unified');
376	376		k-collapse from:body -> ermite.collapse();
377		-	k-permalink from:body -> ermite.permalink()">
	377	+	k-permalink from:body -> ermite.permalink();
	378	+	k-merge from:body -> window.ermiteMR?.openMerge();
	379	+	k-read from:body -> window.ermiteMR?.markRead();
	380	+	k-gf from:body -> window.ermiteMR?.focusFiles()">
378	381		</div>
379	382		</body>
380	383		</html>

          k-split from:body -> ermite.layout('split');
          k-unified from:body -> ermite.layout('unified');
          k-collapse from:body -> ermite.collapse();
-         k-permalink from:body -> ermite.permalink()">
+         k-permalink from:body -> ermite.permalink();
+         k-merge from:body -> window.ermiteMR?.openMerge();
+         k-read from:body -> window.ermiteMR?.markRead();
+         k-gf from:body -> window.ermiteMR?.focusFiles()">
 </div>
 </body>
 </html>

M internal/app/testdata/web/blob-image.html +4 -1


@@ -376,7 +376,10 @@
376	376		k-split from:body -> ermite.layout('split');
377	377		k-unified from:body -> ermite.layout('unified');
378	378		k-collapse from:body -> ermite.collapse();
379		-	k-permalink from:body -> ermite.permalink()">
	379	+	k-permalink from:body -> ermite.permalink();
	380	+	k-merge from:body -> window.ermiteMR?.openMerge();
	381	+	k-read from:body -> window.ermiteMR?.markRead();
	382	+	k-gf from:body -> window.ermiteMR?.focusFiles()">
380	383		</div>
381	384		</body>
382	385		</html>

          k-split from:body -> ermite.layout('split');
          k-unified from:body -> ermite.layout('unified');
          k-collapse from:body -> ermite.collapse();
-         k-permalink from:body -> ermite.permalink()">
+         k-permalink from:body -> ermite.permalink();
+         k-merge from:body -> window.ermiteMR?.openMerge();
+         k-read from:body -> window.ermiteMR?.markRead();
+         k-gf from:body -> window.ermiteMR?.focusFiles()">
 </div>
 </body>
 </html>

M internal/app/testdata/web/blob-markdown.html +4 -1


@@ -441,7 +441,10 @@
441	441		k-split from:body -> ermite.layout('split');
442	442		k-unified from:body -> ermite.layout('unified');
443	443		k-collapse from:body -> ermite.collapse();
444		-	k-permalink from:body -> ermite.permalink()">
	444	+	k-permalink from:body -> ermite.permalink();
	445	+	k-merge from:body -> window.ermiteMR?.openMerge();
	446	+	k-read from:body -> window.ermiteMR?.markRead();
	447	+	k-gf from:body -> window.ermiteMR?.focusFiles()">
445	448		</div>
446	449		</body>
447	450		</html>

          k-split from:body -> ermite.layout('split');
          k-unified from:body -> ermite.layout('unified');
          k-collapse from:body -> ermite.collapse();
-         k-permalink from:body -> ermite.permalink()">
+         k-permalink from:body -> ermite.permalink();
+         k-merge from:body -> window.ermiteMR?.openMerge();
+         k-read from:body -> window.ermiteMR?.markRead();
+         k-gf from:body -> window.ermiteMR?.focusFiles()">
 </div>
 </body>
 </html>

M internal/app/testdata/web/blob-svg.html +4 -1


@@ -399,7 +399,10 @@
399	399		k-split from:body -> ermite.layout('split');
400	400		k-unified from:body -> ermite.layout('unified');
401	401		k-collapse from:body -> ermite.collapse();
402		-	k-permalink from:body -> ermite.permalink()">
	402	+	k-permalink from:body -> ermite.permalink();
	403	+	k-merge from:body -> window.ermiteMR?.openMerge();
	404	+	k-read from:body -> window.ermiteMR?.markRead();
	405	+	k-gf from:body -> window.ermiteMR?.focusFiles()">
403	406		</div>
404	407		</body>
405	408		</html>

          k-split from:body -> ermite.layout('split');
          k-unified from:body -> ermite.layout('unified');
          k-collapse from:body -> ermite.collapse();
-         k-permalink from:body -> ermite.permalink()">
+         k-permalink from:body -> ermite.permalink();
+         k-merge from:body -> window.ermiteMR?.openMerge();
+         k-read from:body -> window.ermiteMR?.markRead();
+         k-gf from:body -> window.ermiteMR?.focusFiles()">
 </div>
 </body>
 </html>

M internal/app/testdata/web/blob-text.html +4 -1


@@ -394,7 +394,10 @@
394	394		k-split from:body -> ermite.layout('split');
395	395		k-unified from:body -> ermite.layout('unified');
396	396		k-collapse from:body -> ermite.collapse();
397		-	k-permalink from:body -> ermite.permalink()">
	397	+	k-permalink from:body -> ermite.permalink();
	398	+	k-merge from:body -> window.ermiteMR?.openMerge();
	399	+	k-read from:body -> window.ermiteMR?.markRead();
	400	+	k-gf from:body -> window.ermiteMR?.focusFiles()">
398	401		</div>
399	402		</body>
400	403		</html>

          k-split from:body -> ermite.layout('split');
          k-unified from:body -> ermite.layout('unified');
          k-collapse from:body -> ermite.collapse();
-         k-permalink from:body -> ermite.permalink()">
+         k-permalink from:body -> ermite.permalink();
+         k-merge from:body -> window.ermiteMR?.openMerge();
+         k-read from:body -> window.ermiteMR?.markRead();
+         k-gf from:body -> window.ermiteMR?.focusFiles()">
 </div>
 </body>
 </html>

M internal/app/testdata/web/blob-too-large.html +4 -1


@@ -374,7 +374,10 @@
374	374		k-split from:body -> ermite.layout('split');
375	375		k-unified from:body -> ermite.layout('unified');
376	376		k-collapse from:body -> ermite.collapse();
377		-	k-permalink from:body -> ermite.permalink()">
	377	+	k-permalink from:body -> ermite.permalink();
	378	+	k-merge from:body -> window.ermiteMR?.openMerge();
	379	+	k-read from:body -> window.ermiteMR?.markRead();
	380	+	k-gf from:body -> window.ermiteMR?.focusFiles()">
378	381		</div>
379	382		</body>
380	383		</html>

          k-split from:body -> ermite.layout('split');
          k-unified from:body -> ermite.layout('unified');
          k-collapse from:body -> ermite.collapse();
-         k-permalink from:body -> ermite.permalink()">
+         k-permalink from:body -> ermite.permalink();
+         k-merge from:body -> window.ermiteMR?.openMerge();
+         k-read from:body -> window.ermiteMR?.markRead();
+         k-gf from:body -> window.ermiteMR?.focusFiles()">
 </div>
 </body>
 </html>

M internal/app/testdata/web/blob-trojan.html +4 -1


@@ -441,7 +441,10 @@
441	441		k-split from:body -> ermite.layout('split');
442	442		k-unified from:body -> ermite.layout('unified');
443	443		k-collapse from:body -> ermite.collapse();
444		-	k-permalink from:body -> ermite.permalink()">
	444	+	k-permalink from:body -> ermite.permalink();
	445	+	k-merge from:body -> window.ermiteMR?.openMerge();
	446	+	k-read from:body -> window.ermiteMR?.markRead();
	447	+	k-gf from:body -> window.ermiteMR?.focusFiles()">
445	448		</div>
446	449		</body>
447	450		</html>

          k-split from:body -> ermite.layout('split');
          k-unified from:body -> ermite.layout('unified');
          k-collapse from:body -> ermite.collapse();
-         k-permalink from:body -> ermite.permalink()">
+         k-permalink from:body -> ermite.permalink();
+         k-merge from:body -> window.ermiteMR?.openMerge();
+         k-read from:body -> window.ermiteMR?.markRead();
+         k-gf from:body -> window.ermiteMR?.focusFiles()">
 </div>
 </body>
 </html>

M internal/app/testdata/web/commit-big.html +14 -10


@@ -130,7 +130,7 @@
130	130		</div>
131	131		<p class="notice">this diff is incomplete: 1 file is too large to show. the totals above count everything; clone the repository to read the rest.</p>
132	132		<div id="diffs" data-diff="unified" hx-live="this.dataset.diff = sessionStorage.getItem('diff') \|\| this.dataset.diff">
133		-	<details class="dfile" id="f1" data-file>
	133	+	<details class="dfile lnw-2" id="f1" data-file>
134	134		<summary>
135	135		<span class="st">A</span>
136	136		<span class="p">big.txt</span>

@@ -148,18 +148,19 @@
148	148		</h2>
149	149		<ol class="files" aria-label="Changed files">
150	150		<li>
151		-	<a href="#f1" hx-on:click="document.getElementById(this.hash.slice(1)).open = true">
152		-	<span class="st" title="A">A</span>
153		-	<span class="p" title="big.txt">big.txt</span>
	151	+	<a href="#f1" title="big.txt" hx-on:click="(window.ermiteMR?.openFile \|\| ermite.openFile)(this.hash.slice(1))">
	152	+	<span class="st" data-st="A" title="added">A</span>
	153	+	<span class="nm">
	154	+	<span class="p">big.txt</span>
	155	+	<span class="d">
	156	+	<bdi>
	157	+	</bdi>
	158	+	</span>
	159	+	</span>
154	160		<span class="n">
155	161		<span class="plus">+2600</span>
156	162		<span class="minus">-0</span>
157	163		</span>
158		-	<span class="b" aria-hidden="true">
159		-	<span class="plus">++++++++++</span>
160		-	<span class="minus">
161		-	</span>
162		-	</span>
163	164		</a>
164	165		</li>
165	166		</ol>

@@ -411,7 +412,10 @@
411	412		k-split from:body -> ermite.layout('split');
412	413		k-unified from:body -> ermite.layout('unified');
413	414		k-collapse from:body -> ermite.collapse();
414		-	k-permalink from:body -> ermite.permalink()">
	415	+	k-permalink from:body -> ermite.permalink();
	416	+	k-merge from:body -> window.ermiteMR?.openMerge();
	417	+	k-read from:body -> window.ermiteMR?.markRead();
	418	+	k-gf from:body -> window.ermiteMR?.focusFiles()">
415	419		</div>
416	420		</body>
417	421		</html>

 </div>
 <p class="notice">this diff is incomplete: 1 file is too large to show. the totals above count everything; clone the repository to read the rest.</p>
 <div id="diffs" data-diff="unified" hx-live="this.dataset.diff = sessionStorage.getItem('diff') || this.dataset.diff">
-<details class="dfile" id="f1" data-file>
+<details class="dfile lnw-2" id="f1" data-file>
 <summary>
 <span class="st">A</span>
 <span class="p">big.txt</span>
 </h2>
 <ol class="files" aria-label="Changed files">
 <li>
-<a href="#f1" hx-on:click="document.getElementById(this.hash.slice(1)).open = true">
+<a href="#f1" title="big.txt" hx-on:click="(window.ermiteMR?.openFile || ermite.openFile)(this.hash.slice(1))">
-<span class="st" title="A">A</span>
+<span class="st" data-st="A" title="added">A</span>
-<span class="p" title="big.txt">big.txt</span>
+<span class="nm">
+<span class="p">big.txt</span>
+<span class="d">
+<bdi>
+</bdi>
+</span>
+</span>
 <span class="n">
 <span class="plus">+2600</span>
 <span class="minus">-0</span>
 </span>
-<span class="b" aria-hidden="true">
-<span class="plus">++++++++++</span>
-<span class="minus">
-</span>
-</span>
 </a>
 </li>
 </ol>
          k-split from:body -> ermite.layout('split');
          k-unified from:body -> ermite.layout('unified');
          k-collapse from:body -> ermite.collapse();
-         k-permalink from:body -> ermite.permalink()">
+         k-permalink from:body -> ermite.permalink();
+         k-merge from:body -> window.ermiteMR?.openMerge();
+         k-read from:body -> window.ermiteMR?.markRead();
+         k-gf from:body -> window.ermiteMR?.focusFiles()">
 </div>
 </body>
 </html>

M internal/app/testdata/web/commit-binary.html +13 -12


@@ -125,7 +125,7 @@
125	125		</button>
126	126		</div>
127	127		<div id="diffs" data-diff="unified" hx-live="this.dataset.diff = sessionStorage.getItem('diff') \|\| this.dataset.diff">
128		-	<details class="dfile" id="f1" data-file>
	128	+	<details class="dfile lnw-2" id="f1" data-file>
129	129		<summary>
130	130		<span class="st">M</span>
131	131		<span class="p">logo.bin</span>

@@ -143,18 +143,16 @@
143	143		</h2>
144	144		<ol class="files" aria-label="Changed files">
145	145		<li>
146		-	<a href="#f1" hx-on:click="document.getElementById(this.hash.slice(1)).open = true">
147		-	<span class="st" title="M">M</span>
148		-	<span class="p" title="logo.bin">logo.bin</span>
149		-	<span class="n">
150		-	<span class="plus">+0</span>
151		-	<span class="minus">-0</span>
	146	+	<a href="#f1" title="logo.bin" hx-on:click="(window.ermiteMR?.openFile \|\| ermite.openFile)(this.hash.slice(1))">
	147	+	<span class="st" data-st="M" title="modified">M</span>
	148	+	<span class="nm">
	149	+	<span class="p">logo.bin</span>
	150	+	<span class="d">
	151	+	<bdi>
	152	+	</bdi>
152	153		</span>
153		-	<span class="b" aria-hidden="true">
154		-	<span class="plus">
155	154		</span>
156		-	<span class="minus">
157		-	</span>bin</span>
	155	+	<span class="n mute">bin</span>
158	156		</a>
159	157		</li>
160	158		</ol>

@@ -406,7 +404,10 @@
406	404		k-split from:body -> ermite.layout('split');
407	405		k-unified from:body -> ermite.layout('unified');
408	406		k-collapse from:body -> ermite.collapse();
409		-	k-permalink from:body -> ermite.permalink()">
	407	+	k-permalink from:body -> ermite.permalink();
	408	+	k-merge from:body -> window.ermiteMR?.openMerge();
	409	+	k-read from:body -> window.ermiteMR?.markRead();
	410	+	k-gf from:body -> window.ermiteMR?.focusFiles()">
410	411		</div>
411	412		</body>
412	413		</html>

 </button>
 </div>
 <div id="diffs" data-diff="unified" hx-live="this.dataset.diff = sessionStorage.getItem('diff') || this.dataset.diff">
-<details class="dfile" id="f1" data-file>
+<details class="dfile lnw-2" id="f1" data-file>
 <summary>
 <span class="st">M</span>
 <span class="p">logo.bin</span>
 </h2>
 <ol class="files" aria-label="Changed files">
 <li>
-<a href="#f1" hx-on:click="document.getElementById(this.hash.slice(1)).open = true">
+<a href="#f1" title="logo.bin" hx-on:click="(window.ermiteMR?.openFile || ermite.openFile)(this.hash.slice(1))">
-<span class="st" title="M">M</span>
+<span class="st" data-st="M" title="modified">M</span>
-<span class="p" title="logo.bin">logo.bin</span>
+<span class="nm">
-<span class="n">
+<span class="p">logo.bin</span>
-<span class="plus">+0</span>
+<span class="d">
-<span class="minus">-0</span>
+<bdi>
+</bdi>
 </span>
-<span class="b" aria-hidden="true">
-<span class="plus">
 </span>
-<span class="minus">
+<span class="n mute">bin</span>
-</span>bin</span>
 </a>
 </li>
 </ol>
          k-split from:body -> ermite.layout('split');
          k-unified from:body -> ermite.layout('unified');
          k-collapse from:body -> ermite.collapse();
-         k-permalink from:body -> ermite.permalink()">
+         k-permalink from:body -> ermite.permalink();
+         k-merge from:body -> window.ermiteMR?.openMerge();
+         k-read from:body -> window.ermiteMR?.markRead();
+         k-gf from:body -> window.ermiteMR?.focusFiles()">
 </div>
 </body>
 </html>

M internal/app/testdata/web/commit-merge.html +14 -10


@@ -124,7 +124,7 @@
124	124		</button>
125	125		</div>
126	126		<div id="diffs" data-diff="unified" hx-live="this.dataset.diff = sessionStorage.getItem('diff') \|\| this.dataset.diff">
127		-	<details class="dfile" id="f1" data-file open>
	127	+	<details class="dfile lnw-2" id="f1" data-file open>
128	128		<summary>
129	129		<span class="st">A</span>
130	130		<span class="p">side.txt</span>

@@ -182,18 +182,19 @@
182	182		</h2>
183	183		<ol class="files" aria-label="Changed files">
184	184		<li>
185		-	<a href="#f1" hx-on:click="document.getElementById(this.hash.slice(1)).open = true">
186		-	<span class="st" title="A">A</span>
187		-	<span class="p" title="side.txt">side.txt</span>
	185	+	<a href="#f1" title="side.txt" hx-on:click="(window.ermiteMR?.openFile \|\| ermite.openFile)(this.hash.slice(1))">
	186	+	<span class="st" data-st="A" title="added">A</span>
	187	+	<span class="nm">
	188	+	<span class="p">side.txt</span>
	189	+	<span class="d">
	190	+	<bdi>
	191	+	</bdi>
	192	+	</span>
	193	+	</span>
188	194		<span class="n">
189	195		<span class="plus">+1</span>
190	196		<span class="minus">-0</span>
191	197		</span>
192		-	<span class="b" aria-hidden="true">
193		-	<span class="plus">++++++++++</span>
194		-	<span class="minus">
195		-	</span>
196		-	</span>
197	198		</a>
198	199		</li>
199	200		</ol>

@@ -445,7 +446,10 @@
445	446		k-split from:body -> ermite.layout('split');
446	447		k-unified from:body -> ermite.layout('unified');
447	448		k-collapse from:body -> ermite.collapse();
448		-	k-permalink from:body -> ermite.permalink()">
	449	+	k-permalink from:body -> ermite.permalink();
	450	+	k-merge from:body -> window.ermiteMR?.openMerge();
	451	+	k-read from:body -> window.ermiteMR?.markRead();
	452	+	k-gf from:body -> window.ermiteMR?.focusFiles()">
449	453		</div>
450	454		</body>
451	455		</html>

 </button>
 </div>
 <div id="diffs" data-diff="unified" hx-live="this.dataset.diff = sessionStorage.getItem('diff') || this.dataset.diff">
-<details class="dfile" id="f1" data-file open>
+<details class="dfile lnw-2" id="f1" data-file open>
 <summary>
 <span class="st">A</span>
 <span class="p">side.txt</span>
 </h2>
 <ol class="files" aria-label="Changed files">
 <li>
-<a href="#f1" hx-on:click="document.getElementById(this.hash.slice(1)).open = true">
+<a href="#f1" title="side.txt" hx-on:click="(window.ermiteMR?.openFile || ermite.openFile)(this.hash.slice(1))">
-<span class="st" title="A">A</span>
+<span class="st" data-st="A" title="added">A</span>
-<span class="p" title="side.txt">side.txt</span>
+<span class="nm">
+<span class="p">side.txt</span>
+<span class="d">
+<bdi>
+</bdi>
+</span>
+</span>
 <span class="n">
 <span class="plus">+1</span>
 <span class="minus">-0</span>
 </span>
-<span class="b" aria-hidden="true">
-<span class="plus">++++++++++</span>
-<span class="minus">
-</span>
-</span>
 </a>
 </li>
 </ol>
          k-split from:body -> ermite.layout('split');
          k-unified from:body -> ermite.layout('unified');
          k-collapse from:body -> ermite.collapse();
-         k-permalink from:body -> ermite.permalink()">
+         k-permalink from:body -> ermite.permalink();
+         k-merge from:body -> window.ermiteMR?.openMerge();
+         k-read from:body -> window.ermiteMR?.markRead();
+         k-gf from:body -> window.ermiteMR?.focusFiles()">
 </div>
 </body>
 </html>

M internal/app/testdata/web/commit-modify-split.html +24 -18


@@ -131,7 +131,7 @@ And <b>html</b> & "quotes".</pre>
131	131		</button>
132	132		</div>
133	133		<div id="diffs" data-diff="split">
134		-	<details class="dfile" id="f1" data-file open>
	134	+	<details class="dfile lnw-2" id="f1" data-file open>
135	135		<summary>
136	136		<span class="st">M</span>
137	137		<span class="p">a.txt</span>

@@ -271,7 +271,7 @@ And <b>html</b> & "quotes".</pre>
271	271		</table>
272	272		</div>
273	273		</details>
274		-	<details class="dfile" id="f2" data-file>
	274	+	<details class="dfile lnw-2" id="f2" data-file>
275	275		<summary>
276	276		<span class="st">M</span>
277	277		<span class="p">run.sh</span>

@@ -289,32 +289,35 @@ And <b>html</b> & "quotes".</pre>
289	289		</h2>
290	290		<ol class="files" aria-label="Changed files">
291	291		<li>
292		-	<a href="#f1" hx-on:click="document.getElementById(this.hash.slice(1)).open = true">
293		-	<span class="st" title="M">M</span>
294		-	<span class="p" title="a.txt">a.txt</span>
	292	+	<a href="#f1" title="a.txt" hx-on:click="(window.ermiteMR?.openFile \|\| ermite.openFile)(this.hash.slice(1))">
	293	+	<span class="st" data-st="M" title="modified">M</span>
	294	+	<span class="nm">
	295	+	<span class="p">a.txt</span>
	296	+	<span class="d">
	297	+	<bdi>
	298	+	</bdi>
	299	+	</span>
	300	+	</span>
295	301		<span class="n">
296	302		<span class="plus">+2</span>
297	303		<span class="minus">-1</span>
298	304		</span>
299		-	<span class="b" aria-hidden="true">
300		-	<span class="plus">+++++++</span>
301		-	<span class="minus">---</span>
302		-	</span>
303	305		</a>
304	306		</li>
305	307		<li>
306		-	<a href="#f2" hx-on:click="document.getElementById(this.hash.slice(1)).open = true">
307		-	<span class="st" title="M">M</span>
308		-	<span class="p" title="run.sh">run.sh</span>
	308	+	<a href="#f2" title="run.sh" hx-on:click="(window.ermiteMR?.openFile \|\| ermite.openFile)(this.hash.slice(1))">
	309	+	<span class="st" data-st="M" title="modified">M</span>
	310	+	<span class="nm">
	311	+	<span class="p">run.sh</span>
	312	+	<span class="d">
	313	+	<bdi>
	314	+	</bdi>
	315	+	</span>
	316	+	</span>
309	317		<span class="n">
310	318		<span class="plus">+0</span>
311	319		<span class="minus">-0</span>
312	320		</span>
313		-	<span class="b" aria-hidden="true">
314		-	<span class="plus">
315		-	</span>
316		-	<span class="minus">
317		-	</span>··········</span>
318	321		</a>
319	322		</li>
320	323		</ol>

@@ -566,7 +569,10 @@ And <b>html</b> & "quotes".</pre>
566	569		k-split from:body -> ermite.layout('split');
567	570		k-unified from:body -> ermite.layout('unified');
568	571		k-collapse from:body -> ermite.collapse();
569		-	k-permalink from:body -> ermite.permalink()">
	572	+	k-permalink from:body -> ermite.permalink();
	573	+	k-merge from:body -> window.ermiteMR?.openMerge();
	574	+	k-read from:body -> window.ermiteMR?.markRead();
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570	576		</div>
571	577		</body>
572	578		</html>

 </button>
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 <div id="diffs" data-diff="split">
-<details class="dfile" id="f1" data-file open>
+<details class="dfile lnw-2" id="f1" data-file open>
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 </table>
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 </details>
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+<details class="dfile lnw-2" id="f2" data-file>
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 </h2>
 <ol class="files" aria-label="Changed files">
 <li>
-<a href="#f1" hx-on:click="document.getElementById(this.hash.slice(1)).open = true">
+<a href="#f1" title="a.txt" hx-on:click="(window.ermiteMR?.openFile || ermite.openFile)(this.hash.slice(1))">
-<span class="st" title="M">M</span>
+<span class="st" data-st="M" title="modified">M</span>
-<span class="p" title="a.txt">a.txt</span>
+<span class="nm">
+<span class="p">a.txt</span>
+<span class="d">
+<bdi>
+</bdi>
+</span>
+</span>
 <span class="n">
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 <span class="minus">-1</span>
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-</span>
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 <li>
-<a href="#f2" hx-on:click="document.getElementById(this.hash.slice(1)).open = true">
+<a href="#f2" title="run.sh" hx-on:click="(window.ermiteMR?.openFile || ermite.openFile)(this.hash.slice(1))">
-<span class="st" title="M">M</span>
+<span class="st" data-st="M" title="modified">M</span>
-<span class="p" title="run.sh">run.sh</span>
+<span class="nm">
+<span class="p">run.sh</span>
+<span class="d">
+<bdi>
+</bdi>
+</span>
+</span>
 <span class="n">
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 <span class="minus">-0</span>
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          k-unified from:body -> ermite.layout('unified');
          k-collapse from:body -> ermite.collapse();
-         k-permalink from:body -> ermite.permalink()">
+         k-permalink from:body -> ermite.permalink();
+         k-merge from:body -> window.ermiteMR?.openMerge();
+         k-read from:body -> window.ermiteMR?.markRead();
+         k-gf from:body -> window.ermiteMR?.focusFiles()">
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 </body>
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M internal/app/testdata/web/commit-modify.html +24 -18


@@ -131,7 +131,7 @@ And <b>html</b> & "quotes".</pre>
131	131		</button>
132	132		</div>
133	133		<div id="diffs" data-diff="unified" hx-live="this.dataset.diff = sessionStorage.getItem('diff') \|\| this.dataset.diff">
134		-	<details class="dfile" id="f1" data-file open>
	134	+	<details class="dfile lnw-2" id="f1" data-file open>
135	135		<summary>
136	136		<span class="st">M</span>
137	137		<span class="p">a.txt</span>

@@ -271,7 +271,7 @@ And <b>html</b> & "quotes".</pre>
271	271		</table>
272	272		</div>
273	273		</details>
274		-	<details class="dfile" id="f2" data-file>
	274	+	<details class="dfile lnw-2" id="f2" data-file>
275	275		<summary>
276	276		<span class="st">M</span>
277	277		<span class="p">run.sh</span>

@@ -289,32 +289,35 @@ And <b>html</b> & "quotes".</pre>
289	289		</h2>
290	290		<ol class="files" aria-label="Changed files">
291	291		<li>
292		-	<a href="#f1" hx-on:click="document.getElementById(this.hash.slice(1)).open = true">
293		-	<span class="st" title="M">M</span>
294		-	<span class="p" title="a.txt">a.txt</span>
	292	+	<a href="#f1" title="a.txt" hx-on:click="(window.ermiteMR?.openFile \|\| ermite.openFile)(this.hash.slice(1))">
	293	+	<span class="st" data-st="M" title="modified">M</span>
	294	+	<span class="nm">
	295	+	<span class="p">a.txt</span>
	296	+	<span class="d">
	297	+	<bdi>
	298	+	</bdi>
	299	+	</span>
	300	+	</span>
295	301		<span class="n">
296	302		<span class="plus">+2</span>
297	303		<span class="minus">-1</span>
298	304		</span>
299		-	<span class="b" aria-hidden="true">
300		-	<span class="plus">+++++++</span>
301		-	<span class="minus">---</span>
302		-	</span>
303	305		</a>
304	306		</li>
305	307		<li>
306		-	<a href="#f2" hx-on:click="document.getElementById(this.hash.slice(1)).open = true">
307		-	<span class="st" title="M">M</span>
308		-	<span class="p" title="run.sh">run.sh</span>
	308	+	<a href="#f2" title="run.sh" hx-on:click="(window.ermiteMR?.openFile \|\| ermite.openFile)(this.hash.slice(1))">
	309	+	<span class="st" data-st="M" title="modified">M</span>
	310	+	<span class="nm">
	311	+	<span class="p">run.sh</span>
	312	+	<span class="d">
	313	+	<bdi>
	314	+	</bdi>
	315	+	</span>
	316	+	</span>
309	317		<span class="n">
310	318		<span class="plus">+0</span>
311	319		<span class="minus">-0</span>
312	320		</span>
313		-	<span class="b" aria-hidden="true">
314		-	<span class="plus">
315		-	</span>
316		-	<span class="minus">
317		-	</span>··········</span>
318	321		</a>
319	322		</li>
320	323		</ol>

@@ -566,7 +569,10 @@ And <b>html</b> & "quotes".</pre>
566	569		k-split from:body -> ermite.layout('split');
567	570		k-unified from:body -> ermite.layout('unified');
568	571		k-collapse from:body -> ermite.collapse();
569		-	k-permalink from:body -> ermite.permalink()">
	572	+	k-permalink from:body -> ermite.permalink();
	573	+	k-merge from:body -> window.ermiteMR?.openMerge();
	574	+	k-read from:body -> window.ermiteMR?.markRead();
	575	+	k-gf from:body -> window.ermiteMR?.focusFiles()">
570	576		</div>
571	577		</body>
572	578		</html>

 </button>
 </div>
 <div id="diffs" data-diff="unified" hx-live="this.dataset.diff = sessionStorage.getItem('diff') || this.dataset.diff">
-<details class="dfile" id="f1" data-file open>
+<details class="dfile lnw-2" id="f1" data-file open>
 <summary>
 <span class="st">M</span>
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 </table>
 </div>
 </details>
-<details class="dfile" id="f2" data-file>
+<details class="dfile lnw-2" id="f2" data-file>
 <summary>
 <span class="st">M</span>
 <span class="p">run.sh</span>
 </h2>
 <ol class="files" aria-label="Changed files">
 <li>
-<a href="#f1" hx-on:click="document.getElementById(this.hash.slice(1)).open = true">
+<a href="#f1" title="a.txt" hx-on:click="(window.ermiteMR?.openFile || ermite.openFile)(this.hash.slice(1))">
-<span class="st" title="M">M</span>
+<span class="st" data-st="M" title="modified">M</span>
-<span class="p" title="a.txt">a.txt</span>
+<span class="nm">
+<span class="p">a.txt</span>
+<span class="d">
+<bdi>
+</bdi>
+</span>
+</span>
 <span class="n">
 <span class="plus">+2</span>
 <span class="minus">-1</span>
 </span>
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-</span>
 </a>
 </li>
 <li>
-<a href="#f2" hx-on:click="document.getElementById(this.hash.slice(1)).open = true">
+<a href="#f2" title="run.sh" hx-on:click="(window.ermiteMR?.openFile || ermite.openFile)(this.hash.slice(1))">
-<span class="st" title="M">M</span>
+<span class="st" data-st="M" title="modified">M</span>
-<span class="p" title="run.sh">run.sh</span>
+<span class="nm">
+<span class="p">run.sh</span>
+<span class="d">
+<bdi>
+</bdi>
+</span>
+</span>
 <span class="n">
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-<span class="b" aria-hidden="true">
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          k-unified from:body -> ermite.layout('unified');
          k-collapse from:body -> ermite.collapse();
-         k-permalink from:body -> ermite.permalink()">
+         k-permalink from:body -> ermite.permalink();
+         k-merge from:body -> window.ermiteMR?.openMerge();
+         k-read from:body -> window.ermiteMR?.markRead();
+         k-gf from:body -> window.ermiteMR?.focusFiles()">
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 </body>
 </html>

M internal/app/testdata/web/commit-rename.html +24 -19


@@ -125,7 +125,7 @@
125	125		</button>
126	126		</div>
127	127		<div id="diffs" data-diff="unified" hx-live="this.dataset.diff = sessionStorage.getItem('diff') \|\| this.dataset.diff">
128		-	<details class="dfile" id="f1" data-file>
	128	+	<details class="dfile lnw-2" id="f1" data-file>
129	129		<summary>
130	130		<span class="st">R</span>
131	131		<span class="p">old.txt → docs-old.txt</span>

@@ -135,7 +135,7 @@
135	135		</summary>
136	136		<p class="note pad">renamed, 100% similar</p>
137	137		</details>
138		-	<details class="dfile" id="f2" data-file open>
	138	+	<details class="dfile lnw-2" id="f2" data-file open>
139	139		<summary>
140	140		<span class="st">D</span>
141	141		<span class="p">gone.txt</span>

@@ -193,33 +193,35 @@
193	193		</h2>
194	194		<ol class="files" aria-label="Changed files">
195	195		<li>
196		-	<a href="#f1" hx-on:click="document.getElementById(this.hash.slice(1)).open = true">
197		-	<span class="st" title="R">R</span>
198		-	<span class="p" title="old.txt → docs-old.txt">old.txt → docs-old.txt</span>
	196	+	<a href="#f1" title="old.txt → docs-old.txt" hx-on:click="(window.ermiteMR?.openFile \|\| ermite.openFile)(this.hash.slice(1))">
	197	+	<span class="st" data-st="R" title="renamed">R</span>
	198	+	<span class="nm">
	199	+	<span class="p">docs-old.txt</span>
	200	+	<span class="d">
	201	+	<bdi>
	202	+	</bdi>
	203	+	</span>
	204	+	</span>
199	205		<span class="n">
200	206		<span class="plus">+0</span>
201	207		<span class="minus">-0</span>
202	208		</span>
203		-	<span class="b" aria-hidden="true">
204		-	<span class="plus">
205		-	</span>
206		-	<span class="minus">
207		-	</span>··········</span>
208	209		</a>
209	210		</li>
210	211		<li>
211		-	<a href="#f2" hx-on:click="document.getElementById(this.hash.slice(1)).open = true">
212		-	<span class="st" title="D">D</span>
213		-	<span class="p" title="gone.txt">gone.txt</span>
	212	+	<a href="#f2" title="gone.txt" hx-on:click="(window.ermiteMR?.openFile \|\| ermite.openFile)(this.hash.slice(1))">
	213	+	<span class="st" data-st="D" title="deleted">D</span>
	214	+	<span class="nm">
	215	+	<span class="p">gone.txt</span>
	216	+	<span class="d">
	217	+	<bdi>
	218	+	</bdi>
	219	+	</span>
	220	+	</span>
214	221		<span class="n">
215	222		<span class="plus">+0</span>
216	223		<span class="minus">-1</span>
217	224		</span>
218		-	<span class="b" aria-hidden="true">
219		-	<span class="plus">
220		-	</span>
221		-	<span class="minus">----------</span>
222		-	</span>
223	225		</a>
224	226		</li>
225	227		</ol>

@@ -471,7 +473,10 @@
471	473		k-split from:body -> ermite.layout('split');
472	474		k-unified from:body -> ermite.layout('unified');
473	475		k-collapse from:body -> ermite.collapse();
474		-	k-permalink from:body -> ermite.permalink()">
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	477	+	k-merge from:body -> window.ermiteMR?.openMerge();
	478	+	k-read from:body -> window.ermiteMR?.markRead();
	479	+	k-gf from:body -> window.ermiteMR?.focusFiles()">
475	480		</div>
476	481		</body>
477	482		</html>

 </button>
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 <div id="diffs" data-diff="unified" hx-live="this.dataset.diff = sessionStorage.getItem('diff') || this.dataset.diff">
-<details class="dfile" id="f1" data-file>
+<details class="dfile lnw-2" id="f1" data-file>
 <summary>
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 </summary>
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 </details>
-<details class="dfile" id="f2" data-file open>
+<details class="dfile lnw-2" id="f2" data-file open>
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 <span class="p">gone.txt</span>
 </h2>
 <ol class="files" aria-label="Changed files">
 <li>
-<a href="#f1" hx-on:click="document.getElementById(this.hash.slice(1)).open = true">
+<a href="#f1" title="old.txt → docs-old.txt" hx-on:click="(window.ermiteMR?.openFile || ermite.openFile)(this.hash.slice(1))">
-<span class="st" title="R">R</span>
+<span class="st" data-st="R" title="renamed">R</span>
-<span class="p" title="old.txt → docs-old.txt">old.txt → docs-old.txt</span>
+<span class="nm">
+<span class="p">docs-old.txt</span>
+<span class="d">
+<bdi>
+</bdi>
+</span>
+</span>
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-<span class="b" aria-hidden="true">
-<span class="plus">
-</span>
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-</span>··········</span>
 </a>
 </li>
 <li>
-<a href="#f2" hx-on:click="document.getElementById(this.hash.slice(1)).open = true">
+<a href="#f2" title="gone.txt" hx-on:click="(window.ermiteMR?.openFile || ermite.openFile)(this.hash.slice(1))">
-<span class="st" title="D">D</span>
+<span class="st" data-st="D" title="deleted">D</span>
-<span class="p" title="gone.txt">gone.txt</span>
+<span class="nm">
+<span class="p">gone.txt</span>
+<span class="d">
+<bdi>
+</bdi>
+</span>
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          k-unified from:body -> ermite.layout('unified');
          k-collapse from:body -> ermite.collapse();
-         k-permalink from:body -> ermite.permalink()">
+         k-permalink from:body -> ermite.permalink();
+         k-merge from:body -> window.ermiteMR?.openMerge();
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 </div>
 </body>
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M internal/app/testdata/web/commit-root.html +53 -45


@@ -123,7 +123,7 @@
123	123		</button>
124	124		</div>
125	125		<div id="diffs" data-diff="unified" hx-live="this.dataset.diff = sessionStorage.getItem('diff') \|\| this.dataset.diff">
126		-	<details class="dfile" id="f1" data-file open>
	126	+	<details class="dfile lnw-2" id="f1" data-file open>
127	127		<summary>
128	128		<span class="st">A</span>
129	129		<span class="p">a.txt</span>

@@ -245,7 +245,7 @@
245	245		</table>
246	246		</div>
247	247		</details>
248		-	<details class="dfile" id="f2" data-file open>
	248	+	<details class="dfile lnw-2" id="f2" data-file open>
249	249		<summary>
250	250		<span class="st">A</span>
251	251		<span class="p">gone.txt</span>

@@ -295,7 +295,7 @@
295	295		</table>
296	296		</div>
297	297		</details>
298		-	<details class="dfile" id="f3" data-file>
	298	+	<details class="dfile lnw-2" id="f3" data-file>
299	299		<summary>
300	300		<span class="st">A</span>
301	301		<span class="p">logo.bin</span>

@@ -305,7 +305,7 @@
305	305		</summary>
306	306		<p class="note pad">binary file: no text diff</p>
307	307		</details>
308		-	<details class="dfile" id="f4" data-file open>
	308	+	<details class="dfile lnw-2" id="f4" data-file open>
309	309		<summary>
310	310		<span class="st">A</span>
311	311		<span class="p">old.txt</span>

@@ -391,7 +391,7 @@
391	391		</table>
392	392		</div>
393	393		</details>
394		-	<details class="dfile" id="f5" data-file open>
	394	+	<details class="dfile lnw-2" id="f5" data-file open>
395	395		<summary>
396	396		<span class="st">A</span>
397	397		<span class="p">run.sh</span>

@@ -467,75 +467,80 @@
467	467		</h2>
468	468		<ol class="files" aria-label="Changed files">
469	469		<li>
470		-	<a href="#f1" hx-on:click="document.getElementById(this.hash.slice(1)).open = true">
471		-	<span class="st" title="A">A</span>
472		-	<span class="p" title="a.txt">a.txt</span>
	470	+	<a href="#f1" title="a.txt" hx-on:click="(window.ermiteMR?.openFile \|\| ermite.openFile)(this.hash.slice(1))">
	471	+	<span class="st" data-st="A" title="added">A</span>
	472	+	<span class="nm">
	473	+	<span class="p">a.txt</span>
	474	+	<span class="d">
	475	+	<bdi>
	476	+	</bdi>
	477	+	</span>
	478	+	</span>
473	479		<span class="n">
474	480		<span class="plus">+5</span>
475	481		<span class="minus">-0</span>
476	482		</span>
477		-	<span class="b" aria-hidden="true">
478		-	<span class="plus">++++++++++</span>
479		-	<span class="minus">
480		-	</span>
481		-	</span>
482	483		</a>
483	484		</li>
484	485		<li>
485		-	<a href="#f2" hx-on:click="document.getElementById(this.hash.slice(1)).open = true">
486		-	<span class="st" title="A">A</span>
487		-	<span class="p" title="gone.txt">gone.txt</span>
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493		-	<span class="plus">++</span>
494		-	<span class="minus">
495		-	</span>········</span>
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497	500		</li>
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499		-	<a href="#f3" hx-on:click="document.getElementById(this.hash.slice(1)).open = true">
500		-	<span class="st" title="A">A</span>
501		-	<span class="p" title="logo.bin">logo.bin</span>
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503		-	<span class="plus">+0</span>
504		-	<span class="minus">-0</span>
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	504	+	<span class="nm">
	505	+	<span class="p">logo.bin</span>
	506	+	<span class="d">
	507	+	<bdi>
	508	+	</bdi>
505	509		</span>
506		-	<span class="b" aria-hidden="true">
507		-	<span class="plus">
508	510		</span>
509		-	<span class="minus">
510		-	</span>bin</span>
	511	+	<span class="n mute">bin</span>
511	512		</a>
512	513		</li>
513	514		<li>
514		-	<a href="#f4" hx-on:click="document.getElementById(this.hash.slice(1)).open = true">
515		-	<span class="st" title="A">A</span>
516		-	<span class="p" title="old.txt">old.txt</span>
	515	+	<a href="#f4" title="old.txt" hx-on:click="(window.ermiteMR?.openFile \|\| ermite.openFile)(this.hash.slice(1))">
	516	+	<span class="st" data-st="A" title="added">A</span>
	517	+	<span class="nm">
	518	+	<span class="p">old.txt</span>
	519	+	<span class="d">
	520	+	<bdi>
	521	+	</bdi>
	522	+	</span>
	523	+	</span>
517	524		<span class="n">
518	525		<span class="plus">+3</span>
519	526		<span class="minus">-0</span>
520	527		</span>
521		-	<span class="b" aria-hidden="true">
522		-	<span class="plus">++++++</span>
523		-	<span class="minus">
524		-	</span>····</span>
525	528		</a>
526	529		</li>
527	530		<li>
528		-	<a href="#f5" hx-on:click="document.getElementById(this.hash.slice(1)).open = true">
529		-	<span class="st" title="A">A</span>
530		-	<span class="p" title="run.sh">run.sh</span>
	531	+	<a href="#f5" title="run.sh" hx-on:click="(window.ermiteMR?.openFile \|\| ermite.openFile)(this.hash.slice(1))">
	532	+	<span class="st" data-st="A" title="added">A</span>
	533	+	<span class="nm">
	534	+	<span class="p">run.sh</span>
	535	+	<span class="d">
	536	+	<bdi>
	537	+	</bdi>
	538	+	</span>
	539	+	</span>
531	540		<span class="n">
532	541		<span class="plus">+2</span>
533	542		<span class="minus">-0</span>
534	543		</span>
535		-	<span class="b" aria-hidden="true">
536		-	<span class="plus">++++</span>
537		-	<span class="minus">
538		-	</span>······</span>
539	544		</a>
540	545		</li>
541	546		</ol>

@@ -787,7 +792,10 @@
787	792		k-split from:body -> ermite.layout('split');
788	793		k-unified from:body -> ermite.layout('unified');
789	794		k-collapse from:body -> ermite.collapse();
790		-	k-permalink from:body -> ermite.permalink()">
	795	+	k-permalink from:body -> ermite.permalink();
	796	+	k-merge from:body -> window.ermiteMR?.openMerge();
	797	+	k-read from:body -> window.ermiteMR?.markRead();
	798	+	k-gf from:body -> window.ermiteMR?.focusFiles()">
791	799		</div>
792	800		</body>
793	801		</html>

 </button>
 </div>
 <div id="diffs" data-diff="unified" hx-live="this.dataset.diff = sessionStorage.getItem('diff') || this.dataset.diff">
-<details class="dfile" id="f1" data-file open>
+<details class="dfile lnw-2" id="f1" data-file open>
 <summary>
 <span class="st">A</span>
 <span class="p">a.txt</span>
 </table>
 </div>
 </details>
-<details class="dfile" id="f2" data-file open>
+<details class="dfile lnw-2" id="f2" data-file open>
 <summary>
 <span class="st">A</span>
 <span class="p">gone.txt</span>
 </table>
 </div>
 </details>
-<details class="dfile" id="f3" data-file>
+<details class="dfile lnw-2" id="f3" data-file>
 <summary>
 <span class="st">A</span>
 <span class="p">logo.bin</span>
 </summary>
 <p class="note pad">binary file: no text diff</p>
 </details>
-<details class="dfile" id="f4" data-file open>
+<details class="dfile lnw-2" id="f4" data-file open>
 <summary>
 <span class="st">A</span>
 <span class="p">old.txt</span>
 </table>
 </div>
 </details>
-<details class="dfile" id="f5" data-file open>
+<details class="dfile lnw-2" id="f5" data-file open>
 <summary>
 <span class="st">A</span>
 <span class="p">run.sh</span>
 </h2>
 <ol class="files" aria-label="Changed files">
 <li>
-<a href="#f1" hx-on:click="document.getElementById(this.hash.slice(1)).open = true">
+<a href="#f1" title="a.txt" hx-on:click="(window.ermiteMR?.openFile || ermite.openFile)(this.hash.slice(1))">
-<span class="st" title="A">A</span>
+<span class="st" data-st="A" title="added">A</span>
-<span class="p" title="a.txt">a.txt</span>
+<span class="nm">
+<span class="p">a.txt</span>
+<span class="d">
+<bdi>
+</bdi>
+</span>
+</span>
 <span class="n">
 <span class="plus">+5</span>
 <span class="minus">-0</span>
 </span>
-<span class="b" aria-hidden="true">
-<span class="plus">++++++++++</span>
-<span class="minus">
-</span>
-</span>
 </a>
 </li>
 <li>
-<a href="#f2" hx-on:click="document.getElementById(this.hash.slice(1)).open = true">
+<a href="#f2" title="gone.txt" hx-on:click="(window.ermiteMR?.openFile || ermite.openFile)(this.hash.slice(1))">
-<span class="st" title="A">A</span>
+<span class="st" data-st="A" title="added">A</span>
-<span class="p" title="gone.txt">gone.txt</span>
+<span class="nm">
+<span class="p">gone.txt</span>
+<span class="d">
+<bdi>
+</bdi>
+</span>
+</span>
 <span class="n">
 <span class="plus">+1</span>
 <span class="minus">-0</span>
 </span>
-<span class="b" aria-hidden="true">
-<span class="plus">++</span>
-<span class="minus">
-</span>········</span>
 </a>
 </li>
 <li>
-<a href="#f3" hx-on:click="document.getElementById(this.hash.slice(1)).open = true">
+<a href="#f3" title="logo.bin" hx-on:click="(window.ermiteMR?.openFile || ermite.openFile)(this.hash.slice(1))">
-<span class="st" title="A">A</span>
+<span class="st" data-st="A" title="added">A</span>
-<span class="p" title="logo.bin">logo.bin</span>
+<span class="nm">
-<span class="n">
+<span class="p">logo.bin</span>
-<span class="plus">+0</span>
+<span class="d">
-<span class="minus">-0</span>
+<bdi>
+</bdi>
 </span>
-<span class="b" aria-hidden="true">
-<span class="plus">
 </span>
-<span class="minus">
+<span class="n mute">bin</span>
-</span>bin</span>
 </a>
 </li>
 <li>
-<a href="#f4" hx-on:click="document.getElementById(this.hash.slice(1)).open = true">
+<a href="#f4" title="old.txt" hx-on:click="(window.ermiteMR?.openFile || ermite.openFile)(this.hash.slice(1))">
-<span class="st" title="A">A</span>
+<span class="st" data-st="A" title="added">A</span>
-<span class="p" title="old.txt">old.txt</span>
+<span class="nm">
+<span class="p">old.txt</span>
+<span class="d">
+<bdi>
+</bdi>
+</span>
+</span>
 <span class="n">
 <span class="plus">+3</span>
 <span class="minus">-0</span>
 </span>
-<span class="b" aria-hidden="true">
-<span class="plus">++++++</span>
-<span class="minus">
-</span>····</span>
 </a>
 </li>
 <li>
-<a href="#f5" hx-on:click="document.getElementById(this.hash.slice(1)).open = true">
+<a href="#f5" title="run.sh" hx-on:click="(window.ermiteMR?.openFile || ermite.openFile)(this.hash.slice(1))">
-<span class="st" title="A">A</span>
+<span class="st" data-st="A" title="added">A</span>
-<span class="p" title="run.sh">run.sh</span>
+<span class="nm">
+<span class="p">run.sh</span>
+<span class="d">
+<bdi>
+</bdi>
+</span>
+</span>
 <span class="n">
 <span class="plus">+2</span>
 <span class="minus">-0</span>
 </span>
-<span class="b" aria-hidden="true">
-<span class="plus">++++</span>
-<span class="minus">
-</span>······</span>
 </a>
 </li>
 </ol>
          k-split from:body -> ermite.layout('split');
          k-unified from:body -> ermite.layout('unified');
          k-collapse from:body -> ermite.collapse();
-         k-permalink from:body -> ermite.permalink()">
+         k-permalink from:body -> ermite.permalink();
+         k-merge from:body -> window.ermiteMR?.openMerge();
+         k-read from:body -> window.ermiteMR?.markRead();
+         k-gf from:body -> window.ermiteMR?.focusFiles()">
 </div>
 </body>
 </html>

M internal/app/testdata/web/commit-trojan.html +14 -10


@@ -127,7 +127,7 @@
127	127		</div>
128	128		<p class="notice">this diff holds invisible characters (direction controls, zero-width characters). They are shown as <span class="inv"><U+XXXX></span> markers, never applied.</p>
129	129		<div id="diffs" data-diff="unified" hx-live="this.dataset.diff = sessionStorage.getItem('diff') \|\| this.dataset.diff">
130		-	<details class="dfile" id="f1" data-file open>
	130	+	<details class="dfile lnw-2" id="f1" data-file open>
131	131		<summary>
132	132		<span class="st">A</span>
133	133		<span class="p">evil.go</span>

@@ -317,18 +317,19 @@
317	317		</h2>
318	318		<ol class="files" aria-label="Changed files">
319	319		<li>
320		-	<a href="#f1" hx-on:click="document.getElementById(this.hash.slice(1)).open = true">
321		-	<span class="st" title="A">A</span>
322		-	<span class="p" title="evil.go">evil.go</span>
	320	+	<a href="#f1" title="evil.go" hx-on:click="(window.ermiteMR?.openFile \|\| ermite.openFile)(this.hash.slice(1))">
	321	+	<span class="st" data-st="A" title="added">A</span>
	322	+	<span class="nm">
	323	+	<span class="p">evil.go</span>
	324	+	<span class="d">
	325	+	<bdi>
	326	+	</bdi>
	327	+	</span>
	328	+	</span>
323	329		<span class="n">
324	330		<span class="plus">+8</span>
325	331		<span class="minus">-0</span>
326	332		</span>
327		-	<span class="b" aria-hidden="true">
328		-	<span class="plus">++++++++++</span>
329		-	<span class="minus">
330		-	</span>
331		-	</span>
332	333		</a>
333	334		</li>
334	335		</ol>

@@ -580,7 +581,10 @@
580	581		k-split from:body -> ermite.layout('split');
581	582		k-unified from:body -> ermite.layout('unified');
582	583		k-collapse from:body -> ermite.collapse();
583		-	k-permalink from:body -> ermite.permalink()">
	584	+	k-permalink from:body -> ermite.permalink();
	585	+	k-merge from:body -> window.ermiteMR?.openMerge();
	586	+	k-read from:body -> window.ermiteMR?.markRead();
	587	+	k-gf from:body -> window.ermiteMR?.focusFiles()">
584	588		</div>
585	589		</body>
586	590		</html>

 </div>
 <p class="notice">this diff holds invisible characters (direction controls, zero-width characters). They are shown as <span class="inv">&lt;U+XXXX&gt;</span> markers, never applied.</p>
 <div id="diffs" data-diff="unified" hx-live="this.dataset.diff = sessionStorage.getItem('diff') || this.dataset.diff">
-<details class="dfile" id="f1" data-file open>
+<details class="dfile lnw-2" id="f1" data-file open>
 <summary>
 <span class="st">A</span>
 <span class="p">evil.go</span>
 </h2>
 <ol class="files" aria-label="Changed files">
 <li>
-<a href="#f1" hx-on:click="document.getElementById(this.hash.slice(1)).open = true">
+<a href="#f1" title="evil.go" hx-on:click="(window.ermiteMR?.openFile || ermite.openFile)(this.hash.slice(1))">
-<span class="st" title="A">A</span>
+<span class="st" data-st="A" title="added">A</span>
-<span class="p" title="evil.go">evil.go</span>
+<span class="nm">
+<span class="p">evil.go</span>
+<span class="d">
+<bdi>
+</bdi>
+</span>
+</span>
 <span class="n">
 <span class="plus">+8</span>
 <span class="minus">-0</span>
 </span>
-<span class="b" aria-hidden="true">
-<span class="plus">++++++++++</span>
-<span class="minus">
-</span>
-</span>
 </a>
 </li>
 </ol>
          k-split from:body -> ermite.layout('split');
          k-unified from:body -> ermite.layout('unified');
          k-collapse from:body -> ermite.collapse();
-         k-permalink from:body -> ermite.permalink()">
+         k-permalink from:body -> ermite.permalink();
+         k-merge from:body -> window.ermiteMR?.openMerge();
+         k-read from:body -> window.ermiteMR?.markRead();
+         k-gf from:body -> window.ermiteMR?.focusFiles()">
 </div>
 </body>
 </html>

M internal/app/testdata/web/commits-page2.html +4 -1


@@ -391,7 +391,10 @@
391	391		k-split from:body -> ermite.layout('split');
392	392		k-unified from:body -> ermite.layout('unified');
393	393		k-collapse from:body -> ermite.collapse();
394		-	k-permalink from:body -> ermite.permalink()">
	394	+	k-permalink from:body -> ermite.permalink();
	395	+	k-merge from:body -> window.ermiteMR?.openMerge();
	396	+	k-read from:body -> window.ermiteMR?.markRead();
	397	+	k-gf from:body -> window.ermiteMR?.focusFiles()">
395	398		</div>
396	399		</body>
397	400		</html>

          k-split from:body -> ermite.layout('split');
          k-unified from:body -> ermite.layout('unified');
          k-collapse from:body -> ermite.collapse();
-         k-permalink from:body -> ermite.permalink()">
+         k-permalink from:body -> ermite.permalink();
+         k-merge from:body -> window.ermiteMR?.openMerge();
+         k-read from:body -> window.ermiteMR?.markRead();
+         k-gf from:body -> window.ermiteMR?.focusFiles()">
 </div>
 </body>
 </html>

M internal/app/testdata/web/commits-path.html +4 -1


@@ -406,7 +406,10 @@
406	406		k-split from:body -> ermite.layout('split');
407	407		k-unified from:body -> ermite.layout('unified');
408	408		k-collapse from:body -> ermite.collapse();
409		-	k-permalink from:body -> ermite.permalink()">
	409	+	k-permalink from:body -> ermite.permalink();
	410	+	k-merge from:body -> window.ermiteMR?.openMerge();
	411	+	k-read from:body -> window.ermiteMR?.markRead();
	412	+	k-gf from:body -> window.ermiteMR?.focusFiles()">
410	413		</div>
411	414		</body>
412	415		</html>

          k-split from:body -> ermite.layout('split');
          k-unified from:body -> ermite.layout('unified');
          k-collapse from:body -> ermite.collapse();
-         k-permalink from:body -> ermite.permalink()">
+         k-permalink from:body -> ermite.permalink();
+         k-merge from:body -> window.ermiteMR?.openMerge();
+         k-read from:body -> window.ermiteMR?.markRead();
+         k-gf from:body -> window.ermiteMR?.focusFiles()">
 </div>
 </body>
 </html>

M internal/app/testdata/web/commits-root.html +4 -1


@@ -1291,7 +1291,10 @@
1291	1291		k-split from:body -> ermite.layout('split');
1292	1292		k-unified from:body -> ermite.layout('unified');
1293	1293		k-collapse from:body -> ermite.collapse();
1294		-	k-permalink from:body -> ermite.permalink()">
	1294	+	k-permalink from:body -> ermite.permalink();
	1295	+	k-merge from:body -> window.ermiteMR?.openMerge();
	1296	+	k-read from:body -> window.ermiteMR?.markRead();
	1297	+	k-gf from:body -> window.ermiteMR?.focusFiles()">
1295	1298		</div>
1296	1299		</body>
1297	1300		</html>

          k-split from:body -> ermite.layout('split');
          k-unified from:body -> ermite.layout('unified');
          k-collapse from:body -> ermite.collapse();
-         k-permalink from:body -> ermite.permalink()">
+         k-permalink from:body -> ermite.permalink();
+         k-merge from:body -> window.ermiteMR?.openMerge();
+         k-read from:body -> window.ermiteMR?.markRead();
+         k-gf from:body -> window.ermiteMR?.focusFiles()">
 </div>
 </body>
 </html>

M internal/app/testdata/web/commits-small.html +4 -1


@@ -572,7 +572,10 @@
572	572		k-split from:body -> ermite.layout('split');
573	573		k-unified from:body -> ermite.layout('unified');
574	574		k-collapse from:body -> ermite.collapse();
575		-	k-permalink from:body -> ermite.permalink()">
	575	+	k-permalink from:body -> ermite.permalink();
	576	+	k-merge from:body -> window.ermiteMR?.openMerge();
	577	+	k-read from:body -> window.ermiteMR?.markRead();
	578	+	k-gf from:body -> window.ermiteMR?.focusFiles()">
576	579		</div>
577	580		</body>
578	581		</html>

          k-split from:body -> ermite.layout('split');
          k-unified from:body -> ermite.layout('unified');
          k-collapse from:body -> ermite.collapse();
-         k-permalink from:body -> ermite.permalink()">
+         k-permalink from:body -> ermite.permalink();
+         k-merge from:body -> window.ermiteMR?.openMerge();
+         k-read from:body -> window.ermiteMR?.markRead();
+         k-gf from:body -> window.ermiteMR?.focusFiles()">
 </div>
 </body>
 </html>

M internal/app/testdata/web/empty.html +4 -1


@@ -240,7 +240,10 @@
240	240		k-split from:body -> ermite.layout('split');
241	241		k-unified from:body -> ermite.layout('unified');
242	242		k-collapse from:body -> ermite.collapse();
243		-	k-permalink from:body -> ermite.permalink()">
	243	+	k-permalink from:body -> ermite.permalink();
	244	+	k-merge from:body -> window.ermiteMR?.openMerge();
	245	+	k-read from:body -> window.ermiteMR?.markRead();
	246	+	k-gf from:body -> window.ermiteMR?.focusFiles()">
244	247		</div>
245	248		</body>
246	249		</html>

          k-split from:body -> ermite.layout('split');
          k-unified from:body -> ermite.layout('unified');
          k-collapse from:body -> ermite.collapse();
-         k-permalink from:body -> ermite.permalink()">
+         k-permalink from:body -> ermite.permalink();
+         k-merge from:body -> window.ermiteMR?.openMerge();
+         k-read from:body -> window.ermiteMR?.markRead();
+         k-gf from:body -> window.ermiteMR?.focusFiles()">
 </div>
 </body>
 </html>

M internal/app/testdata/web/home.html +4 -1


@@ -278,7 +278,10 @@
278	278		k-split from:body -> ermite.layout('split');
279	279		k-unified from:body -> ermite.layout('unified');
280	280		k-collapse from:body -> ermite.collapse();
281		-	k-permalink from:body -> ermite.permalink()">
	281	+	k-permalink from:body -> ermite.permalink();
	282	+	k-merge from:body -> window.ermiteMR?.openMerge();
	283	+	k-read from:body -> window.ermiteMR?.markRead();
	284	+	k-gf from:body -> window.ermiteMR?.focusFiles()">
282	285		</div>
283	286		</body>
284	287		</html>

          k-split from:body -> ermite.layout('split');
          k-unified from:body -> ermite.layout('unified');
          k-collapse from:body -> ermite.collapse();
-         k-permalink from:body -> ermite.permalink()">
+         k-permalink from:body -> ermite.permalink();
+         k-merge from:body -> window.ermiteMR?.openMerge();
+         k-read from:body -> window.ermiteMR?.markRead();
+         k-gf from:body -> window.ermiteMR?.focusFiles()">
 </div>
 </body>
 </html>

M internal/app/testdata/web/not-found-page.html +4 -1


@@ -223,7 +223,10 @@
223	223		k-split from:body -> ermite.layout('split');
224	224		k-unified from:body -> ermite.layout('unified');
225	225		k-collapse from:body -> ermite.collapse();
226		-	k-permalink from:body -> ermite.permalink()">
	226	+	k-permalink from:body -> ermite.permalink();
	227	+	k-merge from:body -> window.ermiteMR?.openMerge();
	228	+	k-read from:body -> window.ermiteMR?.markRead();
	229	+	k-gf from:body -> window.ermiteMR?.focusFiles()">
227	230		</div>
228	231		</body>
229	232		</html>

          k-split from:body -> ermite.layout('split');
          k-unified from:body -> ermite.layout('unified');
          k-collapse from:body -> ermite.collapse();
-         k-permalink from:body -> ermite.permalink()">
+         k-permalink from:body -> ermite.permalink();
+         k-merge from:body -> window.ermiteMR?.openMerge();
+         k-read from:body -> window.ermiteMR?.markRead();
+         k-gf from:body -> window.ermiteMR?.focusFiles()">
 </div>
 </body>
 </html>

M internal/app/testdata/web/not-found.html +4 -1


@@ -223,7 +223,10 @@
223	223		k-split from:body -> ermite.layout('split');
224	224		k-unified from:body -> ermite.layout('unified');
225	225		k-collapse from:body -> ermite.collapse();
226		-	k-permalink from:body -> ermite.permalink()">
	226	+	k-permalink from:body -> ermite.permalink();
	227	+	k-merge from:body -> window.ermiteMR?.openMerge();
	228	+	k-read from:body -> window.ermiteMR?.markRead();
	229	+	k-gf from:body -> window.ermiteMR?.focusFiles()">
227	230		</div>
228	231		</body>
229	232		</html>

          k-split from:body -> ermite.layout('split');
          k-unified from:body -> ermite.layout('unified');
          k-collapse from:body -> ermite.collapse();
-         k-permalink from:body -> ermite.permalink()">
+         k-permalink from:body -> ermite.permalink();
+         k-merge from:body -> window.ermiteMR?.openMerge();
+         k-read from:body -> window.ermiteMR?.markRead();
+         k-gf from:body -> window.ermiteMR?.focusFiles()">
 </div>
 </body>
 </html>

M internal/app/testdata/web/refs.html +4 -1


@@ -458,7 +458,10 @@
458	458		k-split from:body -> ermite.layout('split');
459	459		k-unified from:body -> ermite.layout('unified');
460	460		k-collapse from:body -> ermite.collapse();
461		-	k-permalink from:body -> ermite.permalink()">
	461	+	k-permalink from:body -> ermite.permalink();
	462	+	k-merge from:body -> window.ermiteMR?.openMerge();
	463	+	k-read from:body -> window.ermiteMR?.markRead();
	464	+	k-gf from:body -> window.ermiteMR?.focusFiles()">
462	465		</div>
463	466		</body>
464	467		</html>

          k-split from:body -> ermite.layout('split');
          k-unified from:body -> ermite.layout('unified');
          k-collapse from:body -> ermite.collapse();
-         k-permalink from:body -> ermite.permalink()">
+         k-permalink from:body -> ermite.permalink();
+         k-merge from:body -> window.ermiteMR?.openMerge();
+         k-read from:body -> window.ermiteMR?.markRead();
+         k-gf from:body -> window.ermiteMR?.focusFiles()">
 </div>
 </body>
 </html>

M internal/app/testdata/web/summary.html +4 -1


@@ -487,7 +487,10 @@
487	487		k-split from:body -> ermite.layout('split');
488	488		k-unified from:body -> ermite.layout('unified');
489	489		k-collapse from:body -> ermite.collapse();
490		-	k-permalink from:body -> ermite.permalink()">
	490	+	k-permalink from:body -> ermite.permalink();
	491	+	k-merge from:body -> window.ermiteMR?.openMerge();
	492	+	k-read from:body -> window.ermiteMR?.markRead();
	493	+	k-gf from:body -> window.ermiteMR?.focusFiles()">
491	494		</div>
492	495		</body>
493	496		</html>

          k-split from:body -> ermite.layout('split');
          k-unified from:body -> ermite.layout('unified');
          k-collapse from:body -> ermite.collapse();
-         k-permalink from:body -> ermite.permalink()">
+         k-permalink from:body -> ermite.permalink();
+         k-merge from:body -> window.ermiteMR?.openMerge();
+         k-read from:body -> window.ermiteMR?.markRead();
+         k-gf from:body -> window.ermiteMR?.focusFiles()">
 </div>
 </body>
 </html>

M internal/app/testdata/web/tree-nested.html +4 -1


@@ -394,7 +394,10 @@
394	394		k-split from:body -> ermite.layout('split');
395	395		k-unified from:body -> ermite.layout('unified');
396	396		k-collapse from:body -> ermite.collapse();
397		-	k-permalink from:body -> ermite.permalink()">
	397	+	k-permalink from:body -> ermite.permalink();
	398	+	k-merge from:body -> window.ermiteMR?.openMerge();
	399	+	k-read from:body -> window.ermiteMR?.markRead();
	400	+	k-gf from:body -> window.ermiteMR?.focusFiles()">
398	401		</div>
399	402		</body>
400	403		</html>

          k-split from:body -> ermite.layout('split');
          k-unified from:body -> ermite.layout('unified');
          k-collapse from:body -> ermite.collapse();
-         k-permalink from:body -> ermite.permalink()">
+         k-permalink from:body -> ermite.permalink();
+         k-merge from:body -> window.ermiteMR?.openMerge();
+         k-read from:body -> window.ermiteMR?.markRead();
+         k-gf from:body -> window.ermiteMR?.focusFiles()">
 </div>
 </body>
 </html>

M internal/app/testdata/web/tree-root.html +4 -1


@@ -621,7 +621,10 @@
621	621		k-split from:body -> ermite.layout('split');
622	622		k-unified from:body -> ermite.layout('unified');
623	623		k-collapse from:body -> ermite.collapse();
624		-	k-permalink from:body -> ermite.permalink()">
	624	+	k-permalink from:body -> ermite.permalink();
	625	+	k-merge from:body -> window.ermiteMR?.openMerge();
	626	+	k-read from:body -> window.ermiteMR?.markRead();
	627	+	k-gf from:body -> window.ermiteMR?.focusFiles()">
625	628		</div>
626	629		</body>
627	630		</html>

          k-split from:body -> ermite.layout('split');
          k-unified from:body -> ermite.layout('unified');
          k-collapse from:body -> ermite.collapse();
-         k-permalink from:body -> ermite.permalink()">
+         k-permalink from:body -> ermite.permalink();
+         k-merge from:body -> window.ermiteMR?.openMerge();
+         k-read from:body -> window.ermiteMR?.markRead();
+         k-gf from:body -> window.ermiteMR?.focusFiles()">
 </div>
 </body>
 </html>

M internal/app/testdata/web/tree-slash-ref.html +4 -1


@@ -391,7 +391,10 @@
391	391		k-split from:body -> ermite.layout('split');
392	392		k-unified from:body -> ermite.layout('unified');
393	393		k-collapse from:body -> ermite.collapse();
394		-	k-permalink from:body -> ermite.permalink()">
	394	+	k-permalink from:body -> ermite.permalink();
	395	+	k-merge from:body -> window.ermiteMR?.openMerge();
	396	+	k-read from:body -> window.ermiteMR?.markRead();
	397	+	k-gf from:body -> window.ermiteMR?.focusFiles()">
395	398		</div>
396	399		</body>
397	400		</html>

          k-split from:body -> ermite.layout('split');
          k-unified from:body -> ermite.layout('unified');
          k-collapse from:body -> ermite.collapse();
-         k-permalink from:body -> ermite.permalink()">
+         k-permalink from:body -> ermite.permalink();
+         k-merge from:body -> window.ermiteMR?.openMerge();
+         k-read from:body -> window.ermiteMR?.markRead();
+         k-gf from:body -> window.ermiteMR?.focusFiles()">
 </div>
 </body>
 </html>

M internal/app/testdata/web/tree-subdir.html +4 -1


@@ -416,7 +416,10 @@
416	416		k-split from:body -> ermite.layout('split');
417	417		k-unified from:body -> ermite.layout('unified');
418	418		k-collapse from:body -> ermite.collapse();
419		-	k-permalink from:body -> ermite.permalink()">
	419	+	k-permalink from:body -> ermite.permalink();
	420	+	k-merge from:body -> window.ermiteMR?.openMerge();
	421	+	k-read from:body -> window.ermiteMR?.markRead();
	422	+	k-gf from:body -> window.ermiteMR?.focusFiles()">
420	423		</div>
421	424		</body>
422	425		</html>

          k-split from:body -> ermite.layout('split');
          k-unified from:body -> ermite.layout('unified');
          k-collapse from:body -> ermite.collapse();
-         k-permalink from:body -> ermite.permalink()">
+         k-permalink from:body -> ermite.permalink();
+         k-merge from:body -> window.ermiteMR?.openMerge();
+         k-read from:body -> window.ermiteMR?.markRead();
+         k-gf from:body -> window.ermiteMR?.focusFiles()">
 </div>
 </body>
 </html>

M internal/app/web_mr_test.go +92 -7


@@ -3,6 +3,7 @@
3	3		package app
4	4
5	5		import (
	6	+	"fmt"
6	7		"html"
7	8		"net/http"
8	9		"net/url"

@@ -141,7 +142,7 @@ func TestWebMergeRequestPagesRender(t *testing.T) {
141	142		assert.Contains(t, mr.body, "Finds things.\nSee ", "line breaks are kept")
142	143		assert.NotContains(t, mr.body, "<form", "an anonymous visitor gets no form")
143	144		assert.NotContains(t, mr.body, "ermite mr merge", "nor the merge line")
144		-	assert.NotContains(t, mr.body, ">Merge</button>")
	145	+	assert.NotContains(t, mr.body, `id="merge-menu"`)
145	146		assert.Contains(t, mr.body, `href="/proj/commit/`+head+`"`, "the commits are in the rail")
146	147		assert.NotContains(t, strings.ToLower(mr.body), "proposal")
147	148		assertNoInline(t, mr.body)

@@ -157,10 +158,11 @@ func TestWebMergeRequestPagesRender(t *testing.T) {
157	158		assert.Contains(t, own.hdr.Values("Vary"), "Cookie")
158	159		assert.Equal(t, head, formHead(t, own.body))
159	160		assert.Contains(t, own.body, `action="/proj/merge-requests/1/merge"`)
160		-	assert.Contains(t, own.body, `<option value="fast-forward">`)
161		-	assert.Contains(t, own.body, `<option value="squash">`)
	161	+	assert.Contains(t, own.body, `id="merge-menu"`, "the merge is a menu of the bar above the diff")
	162	+	assert.Contains(t, own.body, `<input type="radio" name="mode" value="fast-forward" checked>`, "the first mode is the default")
	163	+	assert.Contains(t, own.body, `<input type="radio" name="mode" value="squash">`)
162	164		assert.Contains(t, own.body, "ermite mr merge proj 1 --head "+head)
163		-	assert.Contains(t, own.body, `name="delete_branch" value="1"> delete feat/search after the merge`)
	165	+	assert.Contains(t, own.body, `name="delete_branch" value="1"> delete feat/search after the merge <kbd aria-hidden="true">D</kbd>`)
164	166		assert.NotContains(t, own.body, `name="delete_branch" value="1" checked>`, "unchecked by default")
165	167		assert.Contains(t, own.body, "ermite mr merge proj 1 --head "+head+" --squash")
166	168		assert.Contains(t, own.body, `action="/proj/merge-requests/1/comments"`)

@@ -313,7 +315,7 @@ func TestWebMergeRequestReviewAndFastForward(t *testing.T) {
313	315		assert.Contains(t, own.body, `action="/proj/merge-requests/1/read"`)
314	316		res = b.form(base+"/read", token, url.Values{"head_id": {head1}})
315	317		require.Equal(t, http.StatusSeeOther, res.status, res.body)
316		-	assert.NotContains(t, b.get(base, as(token)).body, ">Mark read</button>", "the head is the one that was read")
	318	+	assert.NotContains(t, b.get(base, as(token)).body, "data-read>Mark read", "the head is the one that was read")
317	319		r.writeFile(r.wt, "extra.txt", []byte("extra\n"))
318	320		r.mustGit(r.wt, "push", "-q", r.url, "feat/search")
319	321		head2 := r.headOf("feat/search")

@@ -322,7 +324,7 @@ func TestWebMergeRequestReviewAndFastForward(t *testing.T) {
322	324		assert.Contains(t, all.body, `href="/proj/merge-requests/1/since"`)
323	325		assert.Contains(t, all.body, "since your last read")
324	326		assert.Contains(t, all.body, "<li data-new>", "the commit pushed since is marked")
325		-	assert.Contains(t, all.body, ">Mark read</button>")
	327	+	assert.Contains(t, all.body, "data-read>Mark read")
326	328		assert.Contains(t, all.body, "outdated", "the notes were written on the earlier head")
327	329		since := b.get(base+"/since", as(token))
328	330		require.Equal(t, 200, since.status, since.body)

@@ -357,7 +359,7 @@ func TestWebMergeRequestReviewAndFastForward(t *testing.T) {
357	359		assert.Contains(t, done.body, "fast-forward")
358	360		assert.Contains(t, done.body, `href="/proj/commit/`+head2+`"`)
359	361		assert.NotContains(t, done.body, "<form")
360		-	assert.NotContains(t, b.get(base, as(token)).body, ">Merge</button>", "nothing to merge any more")
	362	+	assert.NotContains(t, b.get(base, as(token)).body, `id="merge-menu"`, "nothing to merge any more")
361	363		// Writes on a merged request are refused with a page.
362	364		late := b.form(base+"/comments", token, url.Values{"text": {"too late"}})
363	365		assert.Equal(t, http.StatusConflict, late.status)

@@ -628,3 +630,86 @@ func TestWebMergeRequestSinceAfterForcePush(t *testing.T) {
628	630		assert.Contains(t, lost.body, "is gone, the branch was rewritten")
629	631		assert.Contains(t, lost.body, "other.txt", "the whole change is shown")
630	632		}
	633	+
	634	+	// A request of many files: the page lists every file and holds the hunks of
	635	+	// the first window only; the other files are placeholders that load their
	636	+	// window from /files, which carries the base and the head of the diff. A
	637	+	// comment on a far file comes with its window; a moved head answers 409; the
	638	+	// page of a window (?from=, the links of a page without scripts) shows its
	639	+	// hunks and its line forms.
	640	+	func TestWebMergeRequestFileWindows(t *testing.T) {
	641	+	r := newMRRepo(t, domain.VisibilityPublic)
	642	+	b := browser{r.harness}
	643	+	token := r.signIn(t)
	644	+	const n = 60
	645	+	for i := range n {
	646	+	r.writeFile(r.wt, fmt.Sprintf("many/f%02d.txt", i), []byte(fmt.Sprintf("line %d\n", i)))
	647	+	}
	648	+	r.mustGit(r.wt, "push", "-q", r.url, "feat/search")
	649	+	head := r.headOf("feat/search")
	650	+	r.cli(t, adminToken, "mr", "create", "proj", "--source", "feat/search", "--title", "Many").ok(t)
	651	+	r.cli(t, adminToken, "mr", "comment", "proj", "1", "--path", "many/f55.txt", "--line", "1", "-m", "far note").ok(t)
	652	+
	653	+	page := b.get("/proj/merge-requests/1", nil)
	654	+	require.Equal(t, 200, page.status)
	655	+	assert.Equal(t, n+1, strings.Count(page.body, `<li><a href="#f`), "every file is listed")
	656	+	assert.Equal(t, n+1-25, strings.Count(page.body, `class="dlazy`), "the files past the first window are placeholders")
	657	+	assert.NotContains(t, page.body, "far note", "the comment of a far file comes with its window")
	658	+	assert.Contains(t, page.body, `data-notes="c1"`, "its placeholder knows it")
	659	+	assert.Contains(t, page.body, `<span class="cn" title="1 open comment">1</span>`, "the list counts it")
	660	+	m := reWindowSrc.FindStringSubmatch(page.body)
	661	+	require.Len(t, m, 2, "a placeholder holds the address of its window")
	662	+	src := html.UnescapeString(m[1])
	663	+	assert.Contains(t, src, "head="+head)
	664	+
	665	+	win := b.get(strings.Replace(src, "from=25", "from=50", 1), nil)
	666	+	require.Equal(t, 200, win.status, win.body)
	667	+	assert.Contains(t, win.body, "far note")
	668	+	assert.Contains(t, win.body, `line 55</td>`)
	669	+	assert.NotContains(t, win.body, "<html", "a window is a fragment")
	670	+	assert.NotContains(t, win.body, `class="dlazy`)
	671	+	// The window renders the layouts of the page: both when it switches them,
	672	+	// the one it shows otherwise.
	673	+	both := b.get(src+"&view=split&layouts=both", nil)
	674	+	assert.Contains(t, both.body, `class="dt uni"`)
	675	+	assert.Contains(t, both.body, `class="dt spl"`)
	676	+	one := b.get(src+"&view=split&layouts=one", nil)
	677	+	assert.NotContains(t, one.body, `class="dt uni"`)
	678	+	assert.Contains(t, one.body, `class="dt spl"`)
	679	+	assert.Equal(t, 404, b.get(strings.Replace(src, "from=25", "from=7", 1), nil).status, "not a window start")
	680	+	assert.Equal(t, 404, b.get(strings.Replace(src, "from=25", "from=100", 1), nil).status, "past the files")
	681	+
	682	+	// The page of a window, without scripts: its hunks, the line forms of the
	683	+	// owner point back to it.
	684	+	own := b.get("/proj/merge-requests/1?from=50", as(token))
	685	+	require.Equal(t, 200, own.status)
	686	+	assert.Contains(t, own.body, "line 55</td>")
	687	+	assert.Contains(t, own.body, `href="/proj/merge-requests/1?from=50&on=new:1:many%2Ff55.txt#f`)
	688	+	assert.NotContains(t, own.body, "line 0</td>", "the first window is a placeholder there")
	689	+	assert.Contains(t, own.body, `href="/proj/merge-requests/1?view=split&from=50"`, "the layout links keep the window")
	690	+	assert.Equal(t, 404, b.get("/proj/merge-requests/1?from=3", nil).status)
	691	+
	692	+	// A comment on a line of a far window: its form, its cancel link and the
	693	+	// answer return to that window.
	694	+	form := b.get("/proj/merge-requests/1?from=50&on=new:1:many%2Ff55.txt", as(token))
	695	+	require.Equal(t, 200, form.status)
	696	+	assert.Contains(t, form.body, `name="from" value="50"`)
	697	+	assert.Contains(t, form.body, `class="btn" href="/proj/merge-requests/1?from=50#f`)
	698	+	res := b.form("/proj/merge-requests/1/comments", token, url.Values{"text": {"near it"}, "path": {"many/f55.txt"}, "line": {"1"}, "side": {"new"}, "from": {"50"}})
	699	+	require.Equal(t, http.StatusSeeOther, res.status, res.body)
	700	+	assert.Equal(t, "/proj/merge-requests/1?from=50#c2", res.hdr.Get("Location"))
	701	+	assert.Contains(t, b.get("/proj/merge-requests/1?from=50", as(token)).body, `<input type="hidden" name="from" value="50">`, "its resolve form too")
	702	+	res = b.form("/proj/merge-requests/1/comments/2/resolve", token, url.Values{"resolved": {"true"}, "from": {"50"}})
	703	+	assert.Equal(t, "/proj/merge-requests/1?from=50#c2", res.hdr.Get("Location"))
	704	+	res = b.form("/proj/merge-requests/1/comments/2/resolve", token, url.Values{"resolved": {"false"}, "from": {"7"}})
	705	+	assert.Equal(t, "/proj/merge-requests/1#c2", res.hdr.Get("Location"), "a window that is none is dropped")
	706	+
	707	+	// The head moved: the window says to reload, never a file of another diff.
	708	+	r.writeFile(r.wt, "later.txt", []byte("later\n"))
	709	+	r.mustGit(r.wt, "push", "-q", r.url, "feat/search")
	710	+	stale := b.get(src, nil)
	711	+	assert.Equal(t, http.StatusConflict, stale.status)
	712	+	assert.Contains(t, stale.body, "data-moved")
	713	+	}
	714	+
	715	+	var reWindowSrc = regexp.MustCompile(`data-src="([^"]from=25[^"])"`)


@@ -3,6 +3,7 @@
3		package app	3		package app
4			4
5		import (	5		import (
			6	+	"fmt"
6		"html"	7		"html"
7		"net/http"	8		"net/http"
8		"net/url"	9		"net/url"

@@ -141,7 +142,7 @@ func TestWebMergeRequestPagesRender(t *testing.T) {
141		assert.Contains(t, mr.body, "Finds things.\nSee ", "line breaks are kept")	142		assert.Contains(t, mr.body, "Finds things.\nSee ", "line breaks are kept")
142		assert.NotContains(t, mr.body, "<form", "an anonymous visitor gets no form")	143		assert.NotContains(t, mr.body, "<form", "an anonymous visitor gets no form")
143		assert.NotContains(t, mr.body, "ermite mr merge", "nor the merge line")	144		assert.NotContains(t, mr.body, "ermite mr merge", "nor the merge line")
144	-	assert.NotContains(t, mr.body, ">Merge</button>")	145	+	assert.NotContains(t, mr.body, `id="merge-menu"`)
145		assert.Contains(t, mr.body, `href="/proj/commit/`+head+`"`, "the commits are in the rail")	146		assert.Contains(t, mr.body, `href="/proj/commit/`+head+`"`, "the commits are in the rail")
146		assert.NotContains(t, strings.ToLower(mr.body), "proposal")	147		assert.NotContains(t, strings.ToLower(mr.body), "proposal")
147		assertNoInline(t, mr.body)	148		assertNoInline(t, mr.body)

@@ -157,10 +158,11 @@ func TestWebMergeRequestPagesRender(t *testing.T) {
157		assert.Contains(t, own.hdr.Values("Vary"), "Cookie")	158		assert.Contains(t, own.hdr.Values("Vary"), "Cookie")
158		assert.Equal(t, head, formHead(t, own.body))	159		assert.Equal(t, head, formHead(t, own.body))
159		assert.Contains(t, own.body, `action="/proj/merge-requests/1/merge"`)	160		assert.Contains(t, own.body, `action="/proj/merge-requests/1/merge"`)
160	-	assert.Contains(t, own.body, `<option value="fast-forward">`)	161	+	assert.Contains(t, own.body, `id="merge-menu"`, "the merge is a menu of the bar above the diff")
161	-	assert.Contains(t, own.body, `<option value="squash">`)	162	+	assert.Contains(t, own.body, `<input type="radio" name="mode" value="fast-forward" checked>`, "the first mode is the default")
			163	+	assert.Contains(t, own.body, `<input type="radio" name="mode" value="squash">`)
162		assert.Contains(t, own.body, "ermite mr merge proj 1 --head "+head)	164		assert.Contains(t, own.body, "ermite mr merge proj 1 --head "+head)
163	-	assert.Contains(t, own.body, `name="delete_branch" value="1"> delete feat/search after the merge`)	165	+	assert.Contains(t, own.body, `name="delete_branch" value="1"> delete feat/search after the merge <kbd aria-hidden="true">D</kbd>`)
164		assert.NotContains(t, own.body, `name="delete_branch" value="1" checked>`, "unchecked by default")	166		assert.NotContains(t, own.body, `name="delete_branch" value="1" checked>`, "unchecked by default")
165		assert.Contains(t, own.body, "ermite mr merge proj 1 --head "+head+" --squash")	167		assert.Contains(t, own.body, "ermite mr merge proj 1 --head "+head+" --squash")
166		assert.Contains(t, own.body, `action="/proj/merge-requests/1/comments"`)	168		assert.Contains(t, own.body, `action="/proj/merge-requests/1/comments"`)

@@ -313,7 +315,7 @@ func TestWebMergeRequestReviewAndFastForward(t *testing.T) {
313		assert.Contains(t, own.body, `action="/proj/merge-requests/1/read"`)	315		assert.Contains(t, own.body, `action="/proj/merge-requests/1/read"`)
314		res = b.form(base+"/read", token, url.Values{"head_id": {head1}})	316		res = b.form(base+"/read", token, url.Values{"head_id": {head1}})
315		require.Equal(t, http.StatusSeeOther, res.status, res.body)	317		require.Equal(t, http.StatusSeeOther, res.status, res.body)
316	-	assert.NotContains(t, b.get(base, as(token)).body, ">Mark read</button>", "the head is the one that was read")	318	+	assert.NotContains(t, b.get(base, as(token)).body, "data-read>Mark read", "the head is the one that was read")
317		r.writeFile(r.wt, "extra.txt", []byte("extra\n"))	319		r.writeFile(r.wt, "extra.txt", []byte("extra\n"))
318		r.mustGit(r.wt, "push", "-q", r.url, "feat/search")	320		r.mustGit(r.wt, "push", "-q", r.url, "feat/search")
319		head2 := r.headOf("feat/search")	321		head2 := r.headOf("feat/search")

@@ -322,7 +324,7 @@ func TestWebMergeRequestReviewAndFastForward(t *testing.T) {
322		assert.Contains(t, all.body, `href="/proj/merge-requests/1/since"`)	324		assert.Contains(t, all.body, `href="/proj/merge-requests/1/since"`)
323		assert.Contains(t, all.body, "since your last read")	325		assert.Contains(t, all.body, "since your last read")
324		assert.Contains(t, all.body, "<li data-new>", "the commit pushed since is marked")	326		assert.Contains(t, all.body, "<li data-new>", "the commit pushed since is marked")
325	-	assert.Contains(t, all.body, ">Mark read</button>")	327	+	assert.Contains(t, all.body, "data-read>Mark read")
326		assert.Contains(t, all.body, "outdated", "the notes were written on the earlier head")	328		assert.Contains(t, all.body, "outdated", "the notes were written on the earlier head")
327		since := b.get(base+"/since", as(token))	329		since := b.get(base+"/since", as(token))
328		require.Equal(t, 200, since.status, since.body)	330		require.Equal(t, 200, since.status, since.body)

@@ -357,7 +359,7 @@ func TestWebMergeRequestReviewAndFastForward(t *testing.T) {
357		assert.Contains(t, done.body, "fast-forward")	359		assert.Contains(t, done.body, "fast-forward")
358		assert.Contains(t, done.body, `href="/proj/commit/`+head2+`"`)	360		assert.Contains(t, done.body, `href="/proj/commit/`+head2+`"`)
359		assert.NotContains(t, done.body, "<form")	361		assert.NotContains(t, done.body, "<form")
360	-	assert.NotContains(t, b.get(base, as(token)).body, ">Merge</button>", "nothing to merge any more")	362	+	assert.NotContains(t, b.get(base, as(token)).body, `id="merge-menu"`, "nothing to merge any more")
361		// Writes on a merged request are refused with a page.	363		// Writes on a merged request are refused with a page.
362		late := b.form(base+"/comments", token, url.Values{"text": {"too late"}})	364		late := b.form(base+"/comments", token, url.Values{"text": {"too late"}})
363		assert.Equal(t, http.StatusConflict, late.status)	365		assert.Equal(t, http.StatusConflict, late.status)

@@ -628,3 +630,86 @@ func TestWebMergeRequestSinceAfterForcePush(t *testing.T) {
628		assert.Contains(t, lost.body, "is gone, the branch was rewritten")	630		assert.Contains(t, lost.body, "is gone, the branch was rewritten")
629		assert.Contains(t, lost.body, "other.txt", "the whole change is shown")	631		assert.Contains(t, lost.body, "other.txt", "the whole change is shown")
630		}	632		}
			633	+
			634	+	// A request of many files: the page lists every file and holds the hunks of
			635	+	// the first window only; the other files are placeholders that load their
			636	+	// window from /files, which carries the base and the head of the diff. A
			637	+	// comment on a far file comes with its window; a moved head answers 409; the
			638	+	// page of a window (?from=, the links of a page without scripts) shows its
			639	+	// hunks and its line forms.
			640	+	func TestWebMergeRequestFileWindows(t *testing.T) {
			641	+	r := newMRRepo(t, domain.VisibilityPublic)
			642	+	b := browser{r.harness}
			643	+	token := r.signIn(t)
			644	+	const n = 60
			645	+	for i := range n {
			646	+	r.writeFile(r.wt, fmt.Sprintf("many/f%02d.txt", i), []byte(fmt.Sprintf("line %d\n", i)))
			647	+	}
			648	+	r.mustGit(r.wt, "push", "-q", r.url, "feat/search")
			649	+	head := r.headOf("feat/search")
			650	+	r.cli(t, adminToken, "mr", "create", "proj", "--source", "feat/search", "--title", "Many").ok(t)
			651	+	r.cli(t, adminToken, "mr", "comment", "proj", "1", "--path", "many/f55.txt", "--line", "1", "-m", "far note").ok(t)
			652	+
			653	+	page := b.get("/proj/merge-requests/1", nil)
			654	+	require.Equal(t, 200, page.status)
			655	+	assert.Equal(t, n+1, strings.Count(page.body, `<li><a href="#f`), "every file is listed")
			656	+	assert.Equal(t, n+1-25, strings.Count(page.body, `class="dlazy`), "the files past the first window are placeholders")
			657	+	assert.NotContains(t, page.body, "far note", "the comment of a far file comes with its window")
			658	+	assert.Contains(t, page.body, `data-notes="c1"`, "its placeholder knows it")
			659	+	assert.Contains(t, page.body, `<span class="cn" title="1 open comment">1</span>`, "the list counts it")
			660	+	m := reWindowSrc.FindStringSubmatch(page.body)
			661	+	require.Len(t, m, 2, "a placeholder holds the address of its window")
			662	+	src := html.UnescapeString(m[1])
			663	+	assert.Contains(t, src, "head="+head)
			664	+
			665	+	win := b.get(strings.Replace(src, "from=25", "from=50", 1), nil)
			666	+	require.Equal(t, 200, win.status, win.body)
			667	+	assert.Contains(t, win.body, "far note")
			668	+	assert.Contains(t, win.body, `line 55</td>`)
			669	+	assert.NotContains(t, win.body, "<html", "a window is a fragment")
			670	+	assert.NotContains(t, win.body, `class="dlazy`)
			671	+	// The window renders the layouts of the page: both when it switches them,
			672	+	// the one it shows otherwise.
			673	+	both := b.get(src+"&view=split&layouts=both", nil)
			674	+	assert.Contains(t, both.body, `class="dt uni"`)
			675	+	assert.Contains(t, both.body, `class="dt spl"`)
			676	+	one := b.get(src+"&view=split&layouts=one", nil)
			677	+	assert.NotContains(t, one.body, `class="dt uni"`)
			678	+	assert.Contains(t, one.body, `class="dt spl"`)
			679	+	assert.Equal(t, 404, b.get(strings.Replace(src, "from=25", "from=7", 1), nil).status, "not a window start")
			680	+	assert.Equal(t, 404, b.get(strings.Replace(src, "from=25", "from=100", 1), nil).status, "past the files")
			681	+
			682	+	// The page of a window, without scripts: its hunks, the line forms of the
			683	+	// owner point back to it.
			684	+	own := b.get("/proj/merge-requests/1?from=50", as(token))
			685	+	require.Equal(t, 200, own.status)
			686	+	assert.Contains(t, own.body, "line 55</td>")
			687	+	assert.Contains(t, own.body, `href="/proj/merge-requests/1?from=50&on=new:1:many%2Ff55.txt#f`)
			688	+	assert.NotContains(t, own.body, "line 0</td>", "the first window is a placeholder there")
			689	+	assert.Contains(t, own.body, `href="/proj/merge-requests/1?view=split&from=50"`, "the layout links keep the window")
			690	+	assert.Equal(t, 404, b.get("/proj/merge-requests/1?from=3", nil).status)
			691	+
			692	+	// A comment on a line of a far window: its form, its cancel link and the
			693	+	// answer return to that window.
			694	+	form := b.get("/proj/merge-requests/1?from=50&on=new:1:many%2Ff55.txt", as(token))
			695	+	require.Equal(t, 200, form.status)
			696	+	assert.Contains(t, form.body, `name="from" value="50"`)
			697	+	assert.Contains(t, form.body, `class="btn" href="/proj/merge-requests/1?from=50#f`)
			698	+	res := b.form("/proj/merge-requests/1/comments", token, url.Values{"text": {"near it"}, "path": {"many/f55.txt"}, "line": {"1"}, "side": {"new"}, "from": {"50"}})
			699	+	require.Equal(t, http.StatusSeeOther, res.status, res.body)
			700	+	assert.Equal(t, "/proj/merge-requests/1?from=50#c2", res.hdr.Get("Location"))
			701	+	assert.Contains(t, b.get("/proj/merge-requests/1?from=50", as(token)).body, `<input type="hidden" name="from" value="50">`, "its resolve form too")
			702	+	res = b.form("/proj/merge-requests/1/comments/2/resolve", token, url.Values{"resolved": {"true"}, "from": {"50"}})
			703	+	assert.Equal(t, "/proj/merge-requests/1?from=50#c2", res.hdr.Get("Location"))
			704	+	res = b.form("/proj/merge-requests/1/comments/2/resolve", token, url.Values{"resolved": {"false"}, "from": {"7"}})
			705	+	assert.Equal(t, "/proj/merge-requests/1#c2", res.hdr.Get("Location"), "a window that is none is dropped")
			706	+
			707	+	// The head moved: the window says to reload, never a file of another diff.
			708	+	r.writeFile(r.wt, "later.txt", []byte("later\n"))
			709	+	r.mustGit(r.wt, "push", "-q", r.url, "feat/search")
			710	+	stale := b.get(src, nil)
			711	+	assert.Equal(t, http.StatusConflict, stale.status)
			712	+	assert.Contains(t, stale.body, "data-moved")
			713	+	}
			714	+
			715	+	var reWindowSrc = regexp.MustCompile(`data-src="([^"]from=25[^"])"`)

M internal/domain/git.go +14 -3


@@ -493,7 +493,8 @@ type FileDiff struct {
493	493		// Similarity is a percentage for a renamed or copied file, 0 otherwise.
494	494		Similarity int
495	495		// Truncated means the file exceeded a diff limit: Hunks is empty although
496		-	// the file changed. Additions and Deletions stay accurate.
	496	+	// the file changed. Additions and Deletions stay accurate. A file outside
	497	+	// the DiffLimits window has no Hunks and is not Truncated.
497	498		Truncated bool
498	499		Hunks []Hunk
499	500		}

@@ -502,9 +503,11 @@ type FileDiff struct {
502	503		// parent, or against the empty tree for a root commit.
503	504		type Diff struct {
504	505		// Files are ordered as Git reports them (by path). Files past
505		-	// DiffLimits.MaxFiles are left out.
	506	+	// DiffLimits.MaxFiles (when it is not 0) are left out.
506	507		Files []FileDiff
507	508		// Truncated is true when files were left out or a listed file is truncated.
	509	+	// Files listed without hunks because they are outside the DiffLimits window
	510	+	// do not make it true.
508	511		Truncated bool
509	512		}
510	513

@@ -523,7 +526,8 @@ type CommitDetail struct {
523	526
524	527		// DiffLimits bound the size of a Diff. Lines are hunk lines, context included.
525	528		type DiffLimits struct {
526		-	// MaxFiles is the number of files kept.
	529	+	// MaxFiles is the number of files kept; 0 means no limit on the number of
	530	+	// files (every changed file is listed).
527	531		MaxFiles int
528	532		// MaxFileLines is the most lines one file may have; a file over it is
529	533		// truncated.

@@ -536,6 +540,13 @@ type DiffLimits struct {
536	540		// the memory of a diff whose lines are very long; files are truncated
537	541		// like for MaxTotalLines.
538	542		MaxTotalBytes int
	543	+	// From and To select the files whose hunks are read: those with an index in
	544	+	// [From, To), counted from 0 in the order of Diff.Files. The other files
	545	+	// are listed (paths, status, modes, ids, Binary, Additions, Deletions,
	546	+	// Similarity) without hunks; they are not Truncated and use none of
	547	+	// MaxTotalLines and MaxTotalBytes. To == 0 means no end, so the zero values
	548	+	// select every file. MaxFileLines applies to each file of the window.
	549	+	From, To int
539	550		}
540	551
541	552		// DefaultDiffLimits are the limits of the API contract: 300 files, 2,000

 	// Similarity is a percentage for a renamed or copied file, 0 otherwise.
 	Similarity int
 	// Truncated means the file exceeded a diff limit: Hunks is empty although
-	// the file changed. Additions and Deletions stay accurate.
+	// the file changed. Additions and Deletions stay accurate. A file outside
+	// the DiffLimits window has no Hunks and is not Truncated.
 	Truncated bool
 	Hunks     []Hunk
 }
 // parent, or against the empty tree for a root commit.
 type Diff struct {
 	// Files are ordered as Git reports them (by path). Files past
-	// DiffLimits.MaxFiles are left out.
+	// DiffLimits.MaxFiles (when it is not 0) are left out.
 	Files []FileDiff
 	// Truncated is true when files were left out or a listed file is truncated.
+	// Files listed without hunks because they are outside the DiffLimits window
+	// do not make it true.
 	Truncated bool
 }
 // DiffLimits bound the size of a Diff. Lines are hunk lines, context included.
 type DiffLimits struct {
-	// MaxFiles is the number of files kept.
+	// MaxFiles is the number of files kept; 0 means no limit on the number of
+	// files (every changed file is listed).
 	MaxFiles int
 	// MaxFileLines is the most lines one file may have; a file over it is
 	// truncated.
 	// the memory of a diff whose lines are very long; files are truncated
 	// like for MaxTotalLines.
 	MaxTotalBytes int
+	// From and To select the files whose hunks are read: those with an index in
+	// [From, To), counted from 0 in the order of Diff.Files. The other files
+	// are listed (paths, status, modes, ids, Binary, Additions, Deletions,
+	// Similarity) without hunks; they are not Truncated and use none of
+	// MaxTotalLines and MaxTotalBytes. To == 0 means no end, so the zero values
+	// select every file. MaxFileLines applies to each file of the window.
+	From, To int
 }
 // DefaultDiffLimits are the limits of the API contract: 300 files, 2,000

M internal/ports/dto.go +20 -0


@@ -194,6 +194,26 @@ type MergeRequestDetail struct {
194	194		LastReadLost bool
195	195		}
196	196
	197	+	// GetMergeRequestOptions say which diff MergeRequestService.Get reads.
	198	+	type GetMergeRequestOptions struct {
	199	+	// SinceLastRead compares the head recorded by MarkRead with the head (see Get).
	200	+	SinceLastRead bool
	201	+	// Files, when set, lists every changed file, without the file-count
	202	+	// limit, and reads the hunks of the files in the window only, each within
	203	+	// the per-file and the total limits of domain.DefaultDiffLimits. Unset,
	204	+	// the diff is bounded by domain.DefaultDiffLimits (the API contract).
	205	+	Files *FileWindow
	206	+	// Base and Head, when not zero, are the diff the caller shows: Get
	207	+	// returns domain.ErrConflict when the request's diff base or head differ
	208	+	// (the branch moved, a read was marked).
	209	+	Base, Head domain.ObjectID
	210	+	// DiffOnly skips the commits of the request (Commits stays empty).
	211	+	DiffOnly bool
	212	+	}
	213	+
	214	+	// FileWindow is the range [From, To) of files whose hunks are read.
	215	+	type FileWindow struct{ From, To int }
	216	+
197	217		// AddCommentParams describes the comment to add.
198	218		type AddCommentParams struct {
199	219		// Path, Line and Side designate a line of the diff; all empty for a


@@ -194,6 +194,26 @@ type MergeRequestDetail struct {
194	LastReadLost bool	194		LastReadLost bool
195	}	195		}
196		196
		197	+	// GetMergeRequestOptions say which diff MergeRequestService.Get reads.
		198	+	type GetMergeRequestOptions struct {
		199	+	// SinceLastRead compares the head recorded by MarkRead with the head (see Get).
		200	+	SinceLastRead bool
		201	+	// Files, when set, lists every changed file, without the file-count
		202	+	// limit, and reads the hunks of the files in the window only, each within
		203	+	// the per-file and the total limits of domain.DefaultDiffLimits. Unset,
		204	+	// the diff is bounded by domain.DefaultDiffLimits (the API contract).
		205	+	Files *FileWindow
		206	+	// Base and Head, when not zero, are the diff the caller shows: Get
		207	+	// returns domain.ErrConflict when the request's diff base or head differ
		208	+	// (the branch moved, a read was marked).
		209	+	Base, Head domain.ObjectID
		210	+	// DiffOnly skips the commits of the request (Commits stays empty).
		211	+	DiffOnly bool
		212	+	}
		213	+
		214	+	// FileWindow is the range [From, To) of files whose hunks are read.
		215	+	type FileWindow struct{ From, To int }
		216	+
197	// AddCommentParams describes the comment to add.	217		// AddCommentParams describes the comment to add.
198	type AddCommentParams struct {	218		type AddCommentParams struct {
199	// Path, Line and Side designate a line of the diff; all empty for a	219		// Path, Line and Side designate a line of the diff; all empty for a

M internal/ports/mocks/MergeRequestService.go +15 -15


@@ -361,8 +361,8 @@ func (_c *MergeRequestService_Create_Call) RunAndReturn(run func(ctx context.Con
361	361		}
362	362
363	363		// Get provides a mock function for the type MergeRequestService
364		-	func (_mock *MergeRequestService) Get(ctx context.Context, p domain.Principal, name domain.RepoName, number int64, sinceLastRead bool) (ports.MergeRequestDetail, error) {
365		-	ret := _mock.Called(ctx, p, name, number, sinceLastRead)
	364	+	func (_mock *MergeRequestService) Get(ctx context.Context, p domain.Principal, name domain.RepoName, number int64, opts ports.GetMergeRequestOptions) (ports.MergeRequestDetail, error) {
	365	+	ret := _mock.Called(ctx, p, name, number, opts)
366	366
367	367		if len(ret) == 0 {
368	368		panic("no return value specified for Get")

@@ -370,16 +370,16 @@ func (_mock *MergeRequestService) Get(ctx context.Context, p domain.Principal, n
370	370
371	371		var r0 ports.MergeRequestDetail
372	372		var r1 error
373		-	if returnFunc, ok := ret.Get(0).(func(context.Context, domain.Principal, domain.RepoName, int64, bool) (ports.MergeRequestDetail, error)); ok {
374		-	return returnFunc(ctx, p, name, number, sinceLastRead)
	373	+	if returnFunc, ok := ret.Get(0).(func(context.Context, domain.Principal, domain.RepoName, int64, ports.GetMergeRequestOptions) (ports.MergeRequestDetail, error)); ok {
	374	+	return returnFunc(ctx, p, name, number, opts)
375	375		}
376		-	if returnFunc, ok := ret.Get(0).(func(context.Context, domain.Principal, domain.RepoName, int64, bool) ports.MergeRequestDetail); ok {
377		-	r0 = returnFunc(ctx, p, name, number, sinceLastRead)
	376	+	if returnFunc, ok := ret.Get(0).(func(context.Context, domain.Principal, domain.RepoName, int64, ports.GetMergeRequestOptions) ports.MergeRequestDetail); ok {
	377	+	r0 = returnFunc(ctx, p, name, number, opts)
378	378		} else {
379	379		r0 = ret.Get(0).(ports.MergeRequestDetail)
380	380		}
381		-	if returnFunc, ok := ret.Get(1).(func(context.Context, domain.Principal, domain.RepoName, int64, bool) error); ok {
382		-	r1 = returnFunc(ctx, p, name, number, sinceLastRead)
	381	+	if returnFunc, ok := ret.Get(1).(func(context.Context, domain.Principal, domain.RepoName, int64, ports.GetMergeRequestOptions) error); ok {
	382	+	r1 = returnFunc(ctx, p, name, number, opts)
383	383		} else {
384	384		r1 = ret.Error(1)
385	385		}

@@ -396,12 +396,12 @@ type MergeRequestService_Get_Call struct {
396	396		// - p domain.Principal
397	397		// - name domain.RepoName
398	398		// - number int64
399		-	// - sinceLastRead bool
400		-	func (_e MergeRequestService_Expecter) Get(ctx any, p any, name any, number any, sinceLastRead any) MergeRequestService_Get_Call {
401		-	return &MergeRequestService_Get_Call{Call: _e.mock.On("Get", ctx, p, name, number, sinceLastRead)}
	399	+	// - opts ports.GetMergeRequestOptions
	400	+	func (_e MergeRequestService_Expecter) Get(ctx any, p any, name any, number any, opts any) MergeRequestService_Get_Call {
	401	+	return &MergeRequestService_Get_Call{Call: _e.mock.On("Get", ctx, p, name, number, opts)}
402	402		}
403	403
404		-	func (_c MergeRequestService_Get_Call) Run(run func(ctx context.Context, p domain.Principal, name domain.RepoName, number int64, sinceLastRead bool)) MergeRequestService_Get_Call {
	404	+	func (_c MergeRequestService_Get_Call) Run(run func(ctx context.Context, p domain.Principal, name domain.RepoName, number int64, opts ports.GetMergeRequestOptions)) MergeRequestService_Get_Call {
405	405		_c.Call.Run(func(args mock.Arguments) {
406	406		var arg0 context.Context
407	407		if args[0] != nil {

@@ -419,9 +419,9 @@ func (_c *MergeRequestService_Get_Call) Run(run func(ctx context.Context, p doma
419	419		if args[3] != nil {
420	420		arg3 = args[3].(int64)
421	421		}
422		-	var arg4 bool
	422	+	var arg4 ports.GetMergeRequestOptions
423	423		if args[4] != nil {
424		-	arg4 = args[4].(bool)
	424	+	arg4 = args[4].(ports.GetMergeRequestOptions)
425	425		}
426	426		run(
427	427		arg0,

@@ -439,7 +439,7 @@ func (_c *MergeRequestService_Get_Call) Return(mergeRequestDetail ports.MergeReq
439	439		return _c
440	440		}
441	441
442		-	func (_c MergeRequestService_Get_Call) RunAndReturn(run func(ctx context.Context, p domain.Principal, name domain.RepoName, number int64, sinceLastRead bool) (ports.MergeRequestDetail, error)) MergeRequestService_Get_Call {
	442	+	func (_c MergeRequestService_Get_Call) RunAndReturn(run func(ctx context.Context, p domain.Principal, name domain.RepoName, number int64, opts ports.GetMergeRequestOptions) (ports.MergeRequestDetail, error)) MergeRequestService_Get_Call {
443	443		_c.Call.Return(run)
444	444		return _c
445	445		}


@@ -361,8 +361,8 @@ func (_c *MergeRequestService_Create_Call) RunAndReturn(run func(ctx context.Con
361		}	361		}
362			362
363		// Get provides a mock function for the type MergeRequestService	363		// Get provides a mock function for the type MergeRequestService
364	-	func (_mock *MergeRequestService) Get(ctx context.Context, p domain.Principal, name domain.RepoName, number int64, sinceLastRead bool) (ports.MergeRequestDetail, error) {	364	+	func (_mock *MergeRequestService) Get(ctx context.Context, p domain.Principal, name domain.RepoName, number int64, opts ports.GetMergeRequestOptions) (ports.MergeRequestDetail, error) {
365	-	ret := _mock.Called(ctx, p, name, number, sinceLastRead)	365	+	ret := _mock.Called(ctx, p, name, number, opts)
366			366
367		if len(ret) == 0 {	367		if len(ret) == 0 {
368		panic("no return value specified for Get")	368		panic("no return value specified for Get")

@@ -370,16 +370,16 @@ func (_mock *MergeRequestService) Get(ctx context.Context, p domain.Principal, n
370			370
371		var r0 ports.MergeRequestDetail	371		var r0 ports.MergeRequestDetail
372		var r1 error	372		var r1 error
373	-	if returnFunc, ok := ret.Get(0).(func(context.Context, domain.Principal, domain.RepoName, int64, bool) (ports.MergeRequestDetail, error)); ok {	373	+	if returnFunc, ok := ret.Get(0).(func(context.Context, domain.Principal, domain.RepoName, int64, ports.GetMergeRequestOptions) (ports.MergeRequestDetail, error)); ok {
374	-	return returnFunc(ctx, p, name, number, sinceLastRead)	374	+	return returnFunc(ctx, p, name, number, opts)
375		}	375		}
376	-	if returnFunc, ok := ret.Get(0).(func(context.Context, domain.Principal, domain.RepoName, int64, bool) ports.MergeRequestDetail); ok {	376	+	if returnFunc, ok := ret.Get(0).(func(context.Context, domain.Principal, domain.RepoName, int64, ports.GetMergeRequestOptions) ports.MergeRequestDetail); ok {
377	-	r0 = returnFunc(ctx, p, name, number, sinceLastRead)	377	+	r0 = returnFunc(ctx, p, name, number, opts)
378		} else {	378		} else {
379		r0 = ret.Get(0).(ports.MergeRequestDetail)	379		r0 = ret.Get(0).(ports.MergeRequestDetail)
380		}	380		}
381	-	if returnFunc, ok := ret.Get(1).(func(context.Context, domain.Principal, domain.RepoName, int64, bool) error); ok {	381	+	if returnFunc, ok := ret.Get(1).(func(context.Context, domain.Principal, domain.RepoName, int64, ports.GetMergeRequestOptions) error); ok {
382	-	r1 = returnFunc(ctx, p, name, number, sinceLastRead)	382	+	r1 = returnFunc(ctx, p, name, number, opts)
383		} else {	383		} else {
384		r1 = ret.Error(1)	384		r1 = ret.Error(1)
385		}	385		}

@@ -396,12 +396,12 @@ type MergeRequestService_Get_Call struct {
396		// - p domain.Principal	396		// - p domain.Principal
397		// - name domain.RepoName	397		// - name domain.RepoName
398		// - number int64	398		// - number int64
399	-	// - sinceLastRead bool	399	+	// - opts ports.GetMergeRequestOptions
400	-	func (_e MergeRequestService_Expecter) Get(ctx any, p any, name any, number any, sinceLastRead any) MergeRequestService_Get_Call {	400	+	func (_e MergeRequestService_Expecter) Get(ctx any, p any, name any, number any, opts any) MergeRequestService_Get_Call {
401	-	return &MergeRequestService_Get_Call{Call: _e.mock.On("Get", ctx, p, name, number, sinceLastRead)}	401	+	return &MergeRequestService_Get_Call{Call: _e.mock.On("Get", ctx, p, name, number, opts)}
402		}	402		}
403			403
404	-	func (_c MergeRequestService_Get_Call) Run(run func(ctx context.Context, p domain.Principal, name domain.RepoName, number int64, sinceLastRead bool)) MergeRequestService_Get_Call {	404	+	func (_c MergeRequestService_Get_Call) Run(run func(ctx context.Context, p domain.Principal, name domain.RepoName, number int64, opts ports.GetMergeRequestOptions)) MergeRequestService_Get_Call {
405		_c.Call.Run(func(args mock.Arguments) {	405		_c.Call.Run(func(args mock.Arguments) {
406		var arg0 context.Context	406		var arg0 context.Context
407		if args[0] != nil {	407		if args[0] != nil {

@@ -419,9 +419,9 @@ func (_c *MergeRequestService_Get_Call) Run(run func(ctx context.Context, p doma
419		if args[3] != nil {	419		if args[3] != nil {
420		arg3 = args[3].(int64)	420		arg3 = args[3].(int64)
421		}	421		}
422	-	var arg4 bool	422	+	var arg4 ports.GetMergeRequestOptions
423		if args[4] != nil {	423		if args[4] != nil {
424	-	arg4 = args[4].(bool)	424	+	arg4 = args[4].(ports.GetMergeRequestOptions)
425		}	425		}
426		run(	426		run(
427		arg0,	427		arg0,

@@ -439,7 +439,7 @@ func (_c *MergeRequestService_Get_Call) Return(mergeRequestDetail ports.MergeReq
439		return _c	439		return _c
440		}	440		}
441			441
442	-	func (_c MergeRequestService_Get_Call) RunAndReturn(run func(ctx context.Context, p domain.Principal, name domain.RepoName, number int64, sinceLastRead bool) (ports.MergeRequestDetail, error)) MergeRequestService_Get_Call {	442	+	func (_c MergeRequestService_Get_Call) RunAndReturn(run func(ctx context.Context, p domain.Principal, name domain.RepoName, number int64, opts ports.GetMergeRequestOptions) (ports.MergeRequestDetail, error)) MergeRequestService_Get_Call {
443		_c.Call.Return(run)	443		_c.Call.Return(run)
444		return _c	444		return _c
445		}	445		}

M internal/ports/services.go +1 -1


@@ -108,7 +108,7 @@ type EventService interface {
108	108		type MergeRequestService interface {
109	109		Create(ctx context.Context, p domain.Principal, name domain.RepoName, params CreateMergeRequestParams) (domain.MergeRequest, error)
110	110		List(ctx context.Context, p domain.Principal, name domain.RepoName, params ListMergeRequestsParams) (MergeRequestPage, error)
111		-	Get(ctx context.Context, p domain.Principal, name domain.RepoName, number int64, sinceLastRead bool) (MergeRequestDetail, error)
	111	+	Get(ctx context.Context, p domain.Principal, name domain.RepoName, number int64, opts GetMergeRequestOptions) (MergeRequestDetail, error)
112	112		AddComment(ctx context.Context, p domain.Principal, name domain.RepoName, number int64, params AddCommentParams) (domain.Comment, error)
113	113		ResolveComment(ctx context.Context, p domain.Principal, name domain.RepoName, number, commentID int64, resolved bool) (domain.Comment, error)
114	114		Close(ctx context.Context, p domain.Principal, name domain.RepoName, number int64) (domain.MergeRequest, error)


@@ -108,7 +108,7 @@ type EventService interface {
108		type MergeRequestService interface {	108		type MergeRequestService interface {
109		Create(ctx context.Context, p domain.Principal, name domain.RepoName, params CreateMergeRequestParams) (domain.MergeRequest, error)	109		Create(ctx context.Context, p domain.Principal, name domain.RepoName, params CreateMergeRequestParams) (domain.MergeRequest, error)
110		List(ctx context.Context, p domain.Principal, name domain.RepoName, params ListMergeRequestsParams) (MergeRequestPage, error)	110		List(ctx context.Context, p domain.Principal, name domain.RepoName, params ListMergeRequestsParams) (MergeRequestPage, error)
111	-	Get(ctx context.Context, p domain.Principal, name domain.RepoName, number int64, sinceLastRead bool) (MergeRequestDetail, error)	111	+	Get(ctx context.Context, p domain.Principal, name domain.RepoName, number int64, opts GetMergeRequestOptions) (MergeRequestDetail, error)
112		AddComment(ctx context.Context, p domain.Principal, name domain.RepoName, number int64, params AddCommentParams) (domain.Comment, error)	112		AddComment(ctx context.Context, p domain.Principal, name domain.RepoName, number int64, params AddCommentParams) (domain.Comment, error)
113		ResolveComment(ctx context.Context, p domain.Principal, name domain.RepoName, number, commentID int64, resolved bool) (domain.Comment, error)	113		ResolveComment(ctx context.Context, p domain.Principal, name domain.RepoName, number, commentID int64, resolved bool) (domain.Comment, error)
114		Close(ctx context.Context, p domain.Principal, name domain.RepoName, number int64) (domain.MergeRequest, error)	114		Close(ctx context.Context, p domain.Principal, name domain.RepoName, number int64) (domain.MergeRequest, error)

M internal/usecase/ci_actions_test.go +1 -1


@@ -75,7 +75,7 @@ func TestPickRemoteRef(t *testing.T) {
75	75
76	76		// countingRemote answers ListRefs from a function and counts the calls.
77	77		type countingRemote struct {
78		-	calls int
	78	+	calls int
79	79		answer func() ([]ports.RemoteRef, error)
80	80		}
81	81


@@ -75,7 +75,7 @@ func TestPickRemoteRef(t *testing.T) {
75			75
76		// countingRemote answers ListRefs from a function and counts the calls.	76		// countingRemote answers ListRefs from a function and counts the calls.
77		type countingRemote struct {	77		type countingRemote struct {
78	-	calls int	78	+	calls int
79		answer func() ([]ports.RemoteRef, error)	79		answer func() ([]ports.RemoteRef, error)
80		}	80		}
81			81

M internal/usecase/mergerequests.go +72 -14


@@ -7,6 +7,8 @@ import (
7	7		"encoding/base64"
8	8		"errors"
9	9		"fmt"
	10	+	"math"
	11	+	"slices"
10	12		"strconv"
11	13		"strings"
12	14		"sync"

@@ -419,12 +421,24 @@ func (m *MergeRequests) get(ctx context.Context, p domain.Principal, name domain
419	421		// Get returns a merge request with its commits, its diff, its comments and the
420	422		// read position. The diff compares the merge base of the target and the head
421	423		// with the head ("target...head"), within domain.DefaultDiffLimits. With
422		-	// sinceLastRead it compares the head recorded by MarkRead with the current
423		-	// head instead, which works after a force-push as long as the recorded commit
424		-	// still exists; when none was recorded the diff is the default one, and when
425		-	// the recorded commit is gone too, with LastReadLost set. A merged or closed
426		-	// request keeps the head and the base it had.
427		-	func (m *MergeRequests) Get(ctx context.Context, p domain.Principal, name domain.RepoName, number int64, sinceLastRead bool) (ports.MergeRequestDetail, error) {
	424	+	// opts.SinceLastRead it compares the head recorded by MarkRead with the
	425	+	// current head instead, which works after a force-push as long as the recorded
	426	+	// commit still exists; when none was recorded the diff is the default one, and
	427	+	// when the recorded commit is gone too, with LastReadLost set. A merged or
	428	+	// closed request keeps the head and the base it had.
	429	+	//
	430	+	// opts.Files lists every changed file and reads the hunks of a window of them
	431	+	// only; opts.Base and opts.Head make Get fail with domain.ErrConflict when the
	432	+	// diff is no longer the one the caller shows (before any diff is read);
	433	+	// opts.DiffOnly skips the commits. An invalid window gives domain.ErrInvalid.
	434	+	func (m *MergeRequests) Get(ctx context.Context, p domain.Principal, name domain.RepoName, number int64, opts ports.GetMergeRequestOptions) (ports.MergeRequestDetail, error) {
	435	+	limits := domain.DefaultDiffLimits()
	436	+	if w := opts.Files; w != nil {
	437	+	if w.From < 0 \|\| w.To < 0 \|\| (w.To != 0 && w.To < w.From) {
	438	+	return ports.MergeRequestDetail{}, fmt.Errorf("%w: file window [%d, %d)", domain.ErrInvalid, w.From, w.To)
	439	+	}
	440	+	limits.MaxFiles, limits.From, limits.To = 0, w.From, w.To
	441	+	}
428	442		_, mr, err := m.get(ctx, p, name, number)
429	443		if err != nil {
430	444		return ports.MergeRequestDetail{}, err

@@ -432,6 +446,16 @@ func (m *MergeRequests) Get(ctx context.Context, p domain.Principal, name domain
432	446		if mr, err = m.withHead(ctx, mr); err != nil {
433	447		return ports.MergeRequestDetail{}, err
434	448		}
	449	+	if !opts.Head.IsZero() && opts.Head != mr.HeadID {
	450	+	return ports.MergeRequestDetail{}, fmt.Errorf("%w: the head of !%d moved to %s", domain.ErrConflict, number, mr.HeadID)
	451	+	}
	452	+	// checkBase fails when the caller shows another diff base than base.
	453	+	checkBase := func(base domain.ObjectID) error {
	454	+	if !opts.Base.IsZero() && opts.Base != base {
	455	+	return fmt.Errorf("%w: the diff base of !%d is now %s", domain.ErrConflict, number, base)
	456	+	}
	457	+	return nil
	458	+	}
435	459		d := ports.MergeRequestDetail{MergeRequest: mr}
436	460		if d.Comments, err = m.store.ListComments(ctx, name, number); err != nil {
437	461		return ports.MergeRequestDetail{}, fmt.Errorf("list comments of !%d in %q: %w", number, name, err)

@@ -446,7 +470,7 @@ func (m *MergeRequests) Get(ctx context.Context, p domain.Principal, name domain
446	470		}
447	471		head := mr.HeadID
448	472		if head.IsZero() {
449		-	return d, nil // the source branch is gone: no commits, no diff
	473	+	return d, checkBase(domain.ObjectID{}) // the source branch is gone: no commits, no diff
450	474		}
451	475		if !mr.IsOpen() {
452	476		// After a squash the reviewed commits are only reachable from the

@@ -455,13 +479,19 @@ func (m *MergeRequests) Get(ctx context.Context, p domain.Principal, name domain
455	479		case err != nil:
456	480		return ports.MergeRequestDetail{}, err
457	481		case !ok:
458		-	return d, nil // the reviewed commits are gone: no commits, no diff
	482	+	// The reviewed commits are gone: no commits, no diff.
	483	+	if err := checkBase(domain.ObjectID{}); err != nil {
	484	+	return ports.MergeRequestDetail{}, err
	485	+	}
	486	+	return d, nil
459	487		}
460	488		}
461		-	if d.Commits, d.CommitsTruncated, err = m.git.ListRange(ctx, name, exclude, head, MaxMergeRequestCommits); err != nil {
462		-	return ports.MergeRequestDetail{}, err
	489	+	if !opts.DiffOnly {
	490	+	if d.Commits, d.CommitsTruncated, err = m.git.ListRange(ctx, name, exclude, head, MaxMergeRequestCommits); err != nil {
	491	+	return ports.MergeRequestDetail{}, err
	492	+	}
463	493		}
464		-	if sinceLastRead && !d.LastReadID.IsZero() {
	494	+	if opts.SinceLastRead && !d.LastReadID.IsZero() {
465	495		switch ok, err := m.git.HasCommit(ctx, name, d.LastReadID); {
466	496		case err != nil:
467	497		return ports.MergeRequestDetail{}, err

@@ -471,11 +501,14 @@ func (m *MergeRequests) Get(ctx context.Context, p domain.Principal, name domain
471	501		d.LastReadLost = true
472	502		}
473	503		}
	504	+	if err := checkBase(base); err != nil {
	505	+	return ports.MergeRequestDetail{}, err
	506	+	}
474	507		if base.IsZero() {
475	508		return d, nil
476	509		}
477	510		d.DiffBaseID = base
478		-	if d.Stats, d.Diff, err = m.git.DiffCommits(ctx, name, base, head, domain.DefaultDiffLimits()); err != nil {
	511	+	if d.Stats, d.Diff, err = m.git.DiffCommits(ctx, name, base, head, limits); err != nil {
479	512		return ports.MergeRequestDetail{}, err
480	513		}
481	514		return d, nil

@@ -601,16 +634,41 @@ func (m *MergeRequests) checkLine(ctx context.Context, mr domain.MergeRequest, p
601	634		v.Add("path", "the merge request has no diff to comment on")
602	635		return v.Err()
603	636		}
604		-	_, diff, err := m.git.DiffCommits(ctx, mr.Repo, base, mr.HeadID, domain.DefaultDiffLimits())
	637	+	// A comment may be on a file past the 300th that the web view lists, so
	638	+	// the file is looked up among all the files (MaxFiles 0). Reading every
	639	+	// file's hunks within the default total limits would reject a comment on a
	640	+	// file the earlier ones left no budget for. So a first read lists the files
	641	+	// with no hunks (From past the end: cheap, git is stopped at once), and a
	642	+	// second reads the hunks of the one file within the default per-file limit
	643	+	// and total limits, as the web view does for a window holding it.
	644	+	list := domain.DefaultDiffLimits()
	645	+	list.MaxFiles, list.From = 0, math.MaxInt
	646	+	_, diff, err := m.git.DiffCommits(ctx, mr.Repo, base, mr.HeadID, list)
605	647		if err != nil {
606	648		return err
607	649		}
608		-	if !diff.HasLine(params.Path, params.Side, params.Line) {
	650	+	idx := slices.IndexFunc(diff.Files, func(f domain.FileDiff) bool { return diffFileName(f) == params.Path })
	651	+	if idx >= 0 {
	652	+	one := domain.DefaultDiffLimits()
	653	+	one.MaxFiles, one.From, one.To = 0, idx, idx+1
	654	+	if _, diff, err = m.git.DiffCommits(ctx, mr.Repo, base, mr.HeadID, one); err != nil {
	655	+	return err
	656	+	}
	657	+	}
	658	+	if idx < 0 \|\| !diff.HasLine(params.Path, params.Side, params.Line) {
609	659		v.Add("path", fmt.Sprintf("%s:%d on the %s side is not a line of the diff", params.Path, params.Line, params.Side))
610	660		}
611	661		return v.Err()
612	662		}
613	663
	664	+	// diffFileName is the path a comment designates for f, as Diff.HasLine reads it.
	665	+	func diffFileName(f domain.FileDiff) string {
	666	+	if f.Status == domain.FileDeleted {
	667	+	return f.OldPath
	668	+	}
	669	+	return f.NewPath
	670	+	}
	671	+
614	672		// ResolveComment marks a comment resolved or unresolved. The principal needs
615	673		// mr:write. An unknown comment gives domain.ErrNotFound and a request that is
616	674		// not open domain.ErrPreconditionFailed. Setting the state the comment already

 	"encoding/base64"
 	"errors"
 	"fmt"
+	"math"
+	"slices"
 	"strconv"
 	"strings"
 	"sync"
 // Get returns a merge request with its commits, its diff, its comments and the
 // read position. The diff compares the merge base of the target and the head
 // with the head ("target...head"), within domain.DefaultDiffLimits. With
-// sinceLastRead it compares the head recorded by MarkRead with the current
+// opts.SinceLastRead it compares the head recorded by MarkRead with the
-// head instead, which works after a force-push as long as the recorded commit
+// current head instead, which works after a force-push as long as the recorded
-// still exists; when none was recorded the diff is the default one, and when
+// commit still exists; when none was recorded the diff is the default one, and
-// the recorded commit is gone too, with LastReadLost set. A merged or closed
+// when the recorded commit is gone too, with LastReadLost set. A merged or
-// request keeps the head and the base it had.
+// closed request keeps the head and the base it had.
-func (m *MergeRequests) Get(ctx context.Context, p domain.Principal, name domain.RepoName, number int64, sinceLastRead bool) (ports.MergeRequestDetail, error) {
+//
+// opts.Files lists every changed file and reads the hunks of a window of them
+// only; opts.Base and opts.Head make Get fail with domain.ErrConflict when the
+// diff is no longer the one the caller shows (before any diff is read);
+// opts.DiffOnly skips the commits. An invalid window gives domain.ErrInvalid.
+func (m *MergeRequests) Get(ctx context.Context, p domain.Principal, name domain.RepoName, number int64, opts ports.GetMergeRequestOptions) (ports.MergeRequestDetail, error) {
+	limits := domain.DefaultDiffLimits()
+	if w := opts.Files; w != nil {
+		if w.From < 0 || w.To < 0 || (w.To != 0 && w.To < w.From) {
+			return ports.MergeRequestDetail{}, fmt.Errorf("%w: file window [%d, %d)", domain.ErrInvalid, w.From, w.To)
+		}
+		limits.MaxFiles, limits.From, limits.To = 0, w.From, w.To
+	}
 	_, mr, err := m.get(ctx, p, name, number)
 	if err != nil {
 		return ports.MergeRequestDetail{}, err
 	if mr, err = m.withHead(ctx, mr); err != nil {
 		return ports.MergeRequestDetail{}, err
 	}
+	if !opts.Head.IsZero() && opts.Head != mr.HeadID {
+		return ports.MergeRequestDetail{}, fmt.Errorf("%w: the head of !%d moved to %s", domain.ErrConflict, number, mr.HeadID)
+	}
+	// checkBase fails when the caller shows another diff base than base.
+	checkBase := func(base domain.ObjectID) error {
+		if !opts.Base.IsZero() && opts.Base != base {
+			return fmt.Errorf("%w: the diff base of !%d is now %s", domain.ErrConflict, number, base)
+		}
+		return nil
+	}
 	d := ports.MergeRequestDetail{MergeRequest: mr}
 	if d.Comments, err = m.store.ListComments(ctx, name, number); err != nil {
 		return ports.MergeRequestDetail{}, fmt.Errorf("list comments of !%d in %q: %w", number, name, err)
 	}
 	head := mr.HeadID
 	if head.IsZero() {
-		return d, nil // the source branch is gone: no commits, no diff
+		return d, checkBase(domain.ObjectID{}) // the source branch is gone: no commits, no diff
 	}
 	if !mr.IsOpen() {
 		// After a squash the reviewed commits are only reachable from the
 		case err != nil:
 			return ports.MergeRequestDetail{}, err
 		case !ok:
-			return d, nil // the reviewed commits are gone: no commits, no diff
+			// The reviewed commits are gone: no commits, no diff.
+			if err := checkBase(domain.ObjectID{}); err != nil {
+				return ports.MergeRequestDetail{}, err
+			}
+			return d, nil
 		}
 	}
-	if d.Commits, d.CommitsTruncated, err = m.git.ListRange(ctx, name, exclude, head, MaxMergeRequestCommits); err != nil {
+	if !opts.DiffOnly {
-		return ports.MergeRequestDetail{}, err
+		if d.Commits, d.CommitsTruncated, err = m.git.ListRange(ctx, name, exclude, head, MaxMergeRequestCommits); err != nil {
+			return ports.MergeRequestDetail{}, err
+		}
 	}
-	if sinceLastRead && !d.LastReadID.IsZero() {
+	if opts.SinceLastRead && !d.LastReadID.IsZero() {
 		switch ok, err := m.git.HasCommit(ctx, name, d.LastReadID); {
 		case err != nil:
 			return ports.MergeRequestDetail{}, err
 			d.LastReadLost = true
 		}
 	}
+	if err := checkBase(base); err != nil {
+		return ports.MergeRequestDetail{}, err
+	}
 	if base.IsZero() {
 		return d, nil
 	}
 	d.DiffBaseID = base
-	if d.Stats, d.Diff, err = m.git.DiffCommits(ctx, name, base, head, domain.DefaultDiffLimits()); err != nil {
+	if d.Stats, d.Diff, err = m.git.DiffCommits(ctx, name, base, head, limits); err != nil {
 		return ports.MergeRequestDetail{}, err
 	}
 	return d, nil
 		v.Add("path", "the merge request has no diff to comment on")
 		return v.Err()
 	}
-	_, diff, err := m.git.DiffCommits(ctx, mr.Repo, base, mr.HeadID, domain.DefaultDiffLimits())
+	// A comment may be on a file past the 300th that the web view lists, so
+	// the file is looked up among all the files (MaxFiles 0). Reading every
+	// file's hunks within the default total limits would reject a comment on a
+	// file the earlier ones left no budget for. So a first read lists the files
+	// with no hunks (From past the end: cheap, git is stopped at once), and a
+	// second reads the hunks of the one file within the default per-file limit
+	// and total limits, as the web view does for a window holding it.
+	list := domain.DefaultDiffLimits()
+	list.MaxFiles, list.From = 0, math.MaxInt
+	_, diff, err := m.git.DiffCommits(ctx, mr.Repo, base, mr.HeadID, list)
 	if err != nil {
 		return err
 	}
-	if !diff.HasLine(params.Path, params.Side, params.Line) {
+	idx := slices.IndexFunc(diff.Files, func(f domain.FileDiff) bool { return diffFileName(f) == params.Path })
+	if idx >= 0 {
+		one := domain.DefaultDiffLimits()
+		one.MaxFiles, one.From, one.To = 0, idx, idx+1
+		if _, diff, err = m.git.DiffCommits(ctx, mr.Repo, base, mr.HeadID, one); err != nil {
+			return err
+		}
+	}
+	if idx < 0 || !diff.HasLine(params.Path, params.Side, params.Line) {
 		v.Add("path", fmt.Sprintf("%s:%d on the %s side is not a line of the diff", params.Path, params.Line, params.Side))
 	}
 	return v.Err()
 }
+// diffFileName is the path a comment designates for f, as Diff.HasLine reads it.
+func diffFileName(f domain.FileDiff) string {
+	if f.Status == domain.FileDeleted {
+		return f.OldPath
+	}
+	return f.NewPath
+}
 // ResolveComment marks a comment resolved or unresolved. The principal needs
 // mr:write. An unknown comment gives domain.ErrNotFound and a request that is
 // not open domain.ErrPreconditionFailed. Setting the state the comment already

M internal/usecase/mergerequests_branches_test.go +1 -1


@@ -39,7 +39,7 @@ func TestMergeWithBranchLimitedToken(t *testing.T) {
39	39		}
40	40		assert.Equal(t, main, r.branchHead("main"), "main did not move")
41	41		assert.Equal(t, head, r.branchHead("agent/claude/feat"), "the source stays")
42		-	d, err := r.mrs.Get(r.ctx, reader, r.repo, mr.Number, false)
	42	+	d, err := r.mrs.Get(r.ctx, reader, r.repo, mr.Number, ports.GetMergeRequestOptions{})
43	43		require.NoError(t, err)
44	44		assert.Equal(t, domain.MRStateOpen, d.MergeRequest.State)
45	45		assert.Empty(t, r.drain(), "no event")


@@ -39,7 +39,7 @@ func TestMergeWithBranchLimitedToken(t *testing.T) {
39		}	39		}
40		assert.Equal(t, main, r.branchHead("main"), "main did not move")	40		assert.Equal(t, main, r.branchHead("main"), "main did not move")
41		assert.Equal(t, head, r.branchHead("agent/claude/feat"), "the source stays")	41		assert.Equal(t, head, r.branchHead("agent/claude/feat"), "the source stays")
42	-	d, err := r.mrs.Get(r.ctx, reader, r.repo, mr.Number, false)	42	+	d, err := r.mrs.Get(r.ctx, reader, r.repo, mr.Number, ports.GetMergeRequestOptions{})
43		require.NoError(t, err)	43		require.NoError(t, err)
44		assert.Equal(t, domain.MRStateOpen, d.MergeRequest.State)	44		assert.Equal(t, domain.MRStateOpen, d.MergeRequest.State)
45		assert.Empty(t, r.drain(), "no event")	45		assert.Empty(t, r.drain(), "no event")

M internal/usecase/mergerequests_delete_test.go +3 -3


@@ -42,7 +42,7 @@ func TestMergeDeletesTheSourceBranch(t *testing.T) {
42	42		}, evs[1].(domain.PushEvent).Updates)
43	43
44	44		// The merged request still reads, with its commits and diff.
45		-	d, err := r.mrs.Get(r.ctx, reader, r.repo, mr.Number, false)
	45	+	d, err := r.mrs.Get(r.ctx, reader, r.repo, mr.Number, ports.GetMergeRequestOptions{})
46	46		require.NoError(t, err)
47	47		assert.Len(t, d.Commits, 2)
48	48		assert.Len(t, d.Diff.Files, 2)

@@ -82,7 +82,7 @@ func TestMergeRefusesToDeleteANeededBranch(t *testing.T) {
82	82		assert.Contains(t, err.Error(), "!2 still uses")
83	83		assert.Equal(t, main, r.branchHead("main"), "not merged")
84	84		assert.Equal(t, head, r.branchHead("feat"))
85		-	d, err := r.mrs.Get(r.ctx, reader, r.repo, mr.Number, false)
	85	+	d, err := r.mrs.Get(r.ctx, reader, r.repo, mr.Number, ports.GetMergeRequestOptions{})
86	86		require.NoError(t, err)
87	87		assert.Equal(t, domain.MRStateOpen, d.MergeRequest.State)
88	88		})

@@ -138,7 +138,7 @@ func TestSquashMergedRequestReadsAfterItsCommitsArePruned(t *testing.T) {
138	138		require.NoError(t, err)
139	139		require.False(t, ok, "the reviewed commits are pruned")
140	140
141		-	d, err := r.mrs.Get(r.ctx, reader, r.repo, mr.Number, false)
	141	+	d, err := r.mrs.Get(r.ctx, reader, r.repo, mr.Number, ports.GetMergeRequestOptions{})
142	142		require.NoError(t, err)
143	143		assert.Equal(t, domain.MRStateMerged, d.MergeRequest.State)
144	144		assert.Equal(t, res.MergedCommitID, d.MergeRequest.MergedCommitID)


@@ -42,7 +42,7 @@ func TestMergeDeletesTheSourceBranch(t *testing.T) {
42		}, evs[1].(domain.PushEvent).Updates)	42		}, evs[1].(domain.PushEvent).Updates)
43			43
44		// The merged request still reads, with its commits and diff.	44		// The merged request still reads, with its commits and diff.
45	-	d, err := r.mrs.Get(r.ctx, reader, r.repo, mr.Number, false)	45	+	d, err := r.mrs.Get(r.ctx, reader, r.repo, mr.Number, ports.GetMergeRequestOptions{})
46		require.NoError(t, err)	46		require.NoError(t, err)
47		assert.Len(t, d.Commits, 2)	47		assert.Len(t, d.Commits, 2)
48		assert.Len(t, d.Diff.Files, 2)	48		assert.Len(t, d.Diff.Files, 2)

@@ -82,7 +82,7 @@ func TestMergeRefusesToDeleteANeededBranch(t *testing.T) {
82		assert.Contains(t, err.Error(), "!2 still uses")	82		assert.Contains(t, err.Error(), "!2 still uses")
83		assert.Equal(t, main, r.branchHead("main"), "not merged")	83		assert.Equal(t, main, r.branchHead("main"), "not merged")
84		assert.Equal(t, head, r.branchHead("feat"))	84		assert.Equal(t, head, r.branchHead("feat"))
85	-	d, err := r.mrs.Get(r.ctx, reader, r.repo, mr.Number, false)	85	+	d, err := r.mrs.Get(r.ctx, reader, r.repo, mr.Number, ports.GetMergeRequestOptions{})
86		require.NoError(t, err)	86		require.NoError(t, err)
87		assert.Equal(t, domain.MRStateOpen, d.MergeRequest.State)	87		assert.Equal(t, domain.MRStateOpen, d.MergeRequest.State)
88		})	88		})

@@ -138,7 +138,7 @@ func TestSquashMergedRequestReadsAfterItsCommitsArePruned(t *testing.T) {
138		require.NoError(t, err)	138		require.NoError(t, err)
139		require.False(t, ok, "the reviewed commits are pruned")	139		require.False(t, ok, "the reviewed commits are pruned")
140			140
141	-	d, err := r.mrs.Get(r.ctx, reader, r.repo, mr.Number, false)	141	+	d, err := r.mrs.Get(r.ctx, reader, r.repo, mr.Number, ports.GetMergeRequestOptions{})
142		require.NoError(t, err)	142		require.NoError(t, err)
143		assert.Equal(t, domain.MRStateMerged, d.MergeRequest.State)	143		assert.Equal(t, domain.MRStateMerged, d.MergeRequest.State)
144		assert.Equal(t, res.MergedCommitID, d.MergeRequest.MergedCommitID)	144		assert.Equal(t, res.MergedCommitID, d.MergeRequest.MergedCommitID)

A internal/usecase/mergerequests_files_test.go +192 -0

@@ -0,0 +1,192 @@
	1	+	// SPDX-License-Identifier: AGPL-3.0-or-later
	2	+
	3	+	package usecase_test
	4	+
	5	+	import (
	6	+	"fmt"
	7	+	"os"
	8	+	"path/filepath"
	9	+	"testing"
	10	+
	11	+	"github.com/stretchr/testify/assert"
	12	+	"github.com/stretchr/testify/require"
	13	+
	14	+	"bnema.dev/ermite/internal/domain"
	15	+	"bnema.dev/ermite/internal/ports"
	16	+	)
	17	+
	18	+	// manyFiles commits n one-line files m/f000... in one commit and
	19	+	// returns the commit id.
	20	+	func (r *mrRig) manyFiles(n int) domain.ObjectID {
	21	+	r.t.Helper()
	22	+	for i := range n {
	23	+	full := filepath.Join(r.work, "m", fmt.Sprintf("f%03d", i))
	24	+	require.NoError(r.t, os.MkdirAll(filepath.Dir(full), 0o755))
	25	+	require.NoError(r.t, os.WriteFile(full, []byte(fmt.Sprintf("line %d\n", i)), 0o644))
	26	+	}
	27	+	r.sh("add", "m")
	28	+	r.sh("commit", "-q", "-m", "many files")
	29	+	return r.head()
	30	+	}
	31	+
	32	+	const manyFilesCount = 320
	33	+
	34	+	// bigMR opens a request that changes manyFilesCount files.
	35	+	func bigMR(t testing.T) (mrRig, domain.MergeRequest) {
	36	+	t.Helper()
	37	+	r := newMRRig(t)
	38	+	r.seed()
	39	+	r.sh("checkout", "-q", "-B", "feat", "main")
	40	+	r.manyFiles(manyFilesCount)
	41	+	r.push("feat")
	42	+	return r, r.open("feat")
	43	+	}
	44	+
	45	+	func TestGetMergeRequestFilesWindow(t *testing.T) {
	46	+	r, mr := bigMR(t)
	47	+	n := mr.Number
	48	+
	49	+	t.Run("the default diff keeps the contract limit", func(t *testing.T) {
	50	+	d, err := r.mrs.Get(r.ctx, reader, r.repo, n, ports.GetMergeRequestOptions{})
	51	+	require.NoError(t, err)
	52	+	assert.Len(t, d.Diff.Files, 300)
	53	+	assert.True(t, d.Diff.Truncated)
	54	+	assert.Equal(t, manyFilesCount, d.Stats.FilesChanged)
	55	+	})
	56	+
	57	+	t.Run("every file is listed, the hunks are those of the window", func(t *testing.T) {
	58	+	d, err := r.mrs.Get(r.ctx, reader, r.repo, n, ports.GetMergeRequestOptions{Files: &ports.FileWindow{From: 305, To: 310}})
	59	+	require.NoError(t, err)
	60	+	require.Len(t, d.Diff.Files, manyFilesCount)
	61	+	assert.Equal(t, manyFilesCount, d.Stats.FilesChanged)
	62	+	assert.False(t, d.Diff.Truncated)
	63	+	for i, f := range d.Diff.Files {
	64	+	assert.Equal(t, fmt.Sprintf("m/f%03d", i), f.NewPath)
	65	+	assert.Equal(t, 1, f.Additions)
	66	+	assert.False(t, f.Truncated)
	67	+	if i >= 305 && i < 310 {
	68	+	require.Len(t, f.Hunks, 1, f.NewPath)
	69	+	assert.Equal(t, fmt.Sprintf("line %d", i), f.Hunks[0].Lines[0].Text)
	70	+	} else {
	71	+	assert.Empty(t, f.Hunks, f.NewPath)
	72	+	}
	73	+	}
	74	+	})
	75	+
	76	+	t.Run("an empty window past the end lists the files only", func(t *testing.T) {
	77	+	d, err := r.mrs.Get(r.ctx, reader, r.repo, n, ports.GetMergeRequestOptions{Files: &ports.FileWindow{From: 1000}})
	78	+	require.NoError(t, err)
	79	+	require.Len(t, d.Diff.Files, manyFilesCount)
	80	+	for _, f := range d.Diff.Files {
	81	+	assert.Empty(t, f.Hunks)
	82	+	}
	83	+	})
	84	+
	85	+	t.Run("an open window reads through the end", func(t *testing.T) {
	86	+	d, err := r.mrs.Get(r.ctx, reader, r.repo, n, ports.GetMergeRequestOptions{Files: &ports.FileWindow{From: 315}})
	87	+	require.NoError(t, err)
	88	+	require.Len(t, d.Diff.Files, manyFilesCount)
	89	+	assert.Empty(t, d.Diff.Files[314].Hunks)
	90	+	for _, f := range d.Diff.Files[315:] {
	91	+	assert.Len(t, f.Hunks, 1)
	92	+	}
	93	+	})
	94	+
	95	+	t.Run("an invalid window is refused", func(t *testing.T) {
	96	+	for _, w := range []ports.FileWindow{{From: -1}, {To: -1}, {From: 5, To: 3}} {
	97	+	_, err := r.mrs.Get(r.ctx, reader, r.repo, n, ports.GetMergeRequestOptions{Files: &w})
	98	+	require.ErrorIs(t, err, domain.ErrInvalid, "%+v", w)
	99	+	}
	100	+	})
	101	+
	102	+	t.Run("a comment on a line of a file past the 300th is accepted", func(t *testing.T) {
	103	+	c, err := r.mrs.AddComment(r.ctx, mrW, r.repo, n, ports.AddCommentParams{Path: "m/f315", Line: 1, Side: domain.SideNew, Text: "late file"})
	104	+	require.NoError(t, err)
	105	+	assert.Equal(t, "m/f315", c.Path)
	106	+	_, err = r.mrs.AddComment(r.ctx, mrW, r.repo, n, ports.AddCommentParams{Path: "m/f319", Line: 1, Side: domain.SideNew, Text: "last file"})
	107	+	require.NoError(t, err)
	108	+
	109	+	_, err = r.mrs.AddComment(r.ctx, mrW, r.repo, n, ports.AddCommentParams{Path: "m/f315", Line: 2, Side: domain.SideNew, Text: "no such line"})
	110	+	require.ErrorIs(t, err, domain.ErrInvalid)
	111	+	_, err = r.mrs.AddComment(r.ctx, mrW, r.repo, n, ports.AddCommentParams{Path: "m/f999", Line: 1, Side: domain.SideNew, Text: "no such file"})
	112	+	require.ErrorIs(t, err, domain.ErrInvalid)
	113	+	})
	114	+	}
	115	+
	116	+	func TestGetMergeRequestBaseAndHeadChecks(t *testing.T) {
	117	+	r := newMRRig(t)
	118	+	base := r.seed()
	119	+	head1 := r.feature("feat")
	120	+	mr := r.open("feat")
	121	+	n := mr.Number
	122	+	other := oidFrom(t, "1111111111111111111111111111111111111111")
	123	+
	124	+	t.Run("matching or unset base and head", func(t *testing.T) {
	125	+	for _, o := range []ports.GetMergeRequestOptions{
	126	+	{}, {Base: base}, {Head: head1}, {Base: base, Head: head1}, {Base: base, Head: head1, Files: &ports.FileWindow{To: 1}},
	127	+	} {
	128	+	d, err := r.mrs.Get(r.ctx, reader, r.repo, n, o)
	129	+	require.NoError(t, err, "%+v", o)
	130	+	assert.Equal(t, base, d.DiffBaseID)
	131	+	}
	132	+	})
	133	+
	134	+	t.Run("another base or head is a conflict", func(t *testing.T) {
	135	+	for _, o := range []ports.GetMergeRequestOptions{
	136	+	{Base: other}, {Head: other}, {Base: base, Head: other}, {Base: other, Head: head1},
	137	+	{Base: head1}, // the head is not the base
	138	+	{Base: other, Files: &ports.FileWindow{From: 1, To: 2}},
	139	+	} {
	140	+	_, err := r.mrs.Get(r.ctx, reader, r.repo, n, o)
	141	+	require.ErrorIs(t, err, domain.ErrConflict, "%+v", o)
	142	+	}
	143	+	})
	144	+
	145	+	t.Run("the head moved", func(t *testing.T) {
	146	+	r.commit(author, "d.txt", "dee\n", "add d")
	147	+	head2 := r.head()
	148	+	r.push("feat")
	149	+	_, err := r.mrs.Get(r.ctx, reader, r.repo, n, ports.GetMergeRequestOptions{Base: base, Head: head1})
	150	+	require.ErrorIs(t, err, domain.ErrConflict)
	151	+	d, err := r.mrs.Get(r.ctx, reader, r.repo, n, ports.GetMergeRequestOptions{Base: base, Head: head2})
	152	+	require.NoError(t, err)
	153	+	assert.Equal(t, head2, d.MergeRequest.HeadID)
	154	+	})
	155	+
	156	+	t.Run("the base is the one after since-last-read", func(t *testing.T) {
	157	+	head2 := r.branchHead("feat")
	158	+	_, err := r.mrs.MarkRead(r.ctx, mrW, r.repo, n, head1)
	159	+	require.NoError(t, err)
	160	+	// The whole diff (base) is no longer what since-last-read shows (head1).
	161	+	_, err = r.mrs.Get(r.ctx, reader, r.repo, n, ports.GetMergeRequestOptions{SinceLastRead: true, Base: base, Head: head2})
	162	+	require.ErrorIs(t, err, domain.ErrConflict)
	163	+	d, err := r.mrs.Get(r.ctx, reader, r.repo, n, ports.GetMergeRequestOptions{SinceLastRead: true, Base: head1, Head: head2})
	164	+	require.NoError(t, err)
	165	+	assert.Equal(t, head1, d.DiffBaseID)
	166	+	require.Len(t, d.Diff.Files, 1)
	167	+	assert.Equal(t, "d.txt", d.Diff.Files[0].NewPath)
	168	+	// Without since-last-read the base is still the merge base.
	169	+	_, err = r.mrs.Get(r.ctx, reader, r.repo, n, ports.GetMergeRequestOptions{Base: head1, Head: head2})
	170	+	require.ErrorIs(t, err, domain.ErrConflict)
	171	+	})
	172	+	}
	173	+
	174	+	func TestGetMergeRequestDiffOnly(t *testing.T) {
	175	+	r := newMRRig(t)
	176	+	base := r.seed()
	177	+	r.feature("feat")
	178	+	mr := r.open("feat")
	179	+
	180	+	full, err := r.mrs.Get(r.ctx, reader, r.repo, mr.Number, ports.GetMergeRequestOptions{})
	181	+	require.NoError(t, err)
	182	+	require.Len(t, full.Commits, 2)
	183	+
	184	+	d, err := r.mrs.Get(r.ctx, reader, r.repo, mr.Number, ports.GetMergeRequestOptions{DiffOnly: true})
	185	+	require.NoError(t, err)
	186	+	assert.Empty(t, d.Commits)
	187	+	assert.False(t, d.CommitsTruncated)
	188	+	assert.Equal(t, base, d.DiffBaseID)
	189	+	assert.Equal(t, full.Diff, d.Diff)
	190	+	assert.Equal(t, full.Stats, d.Stats)
	191	+	assert.Equal(t, full.Comments, d.Comments)
	192	+	}

@@ -0,0 +1,192 @@
	1	+	// SPDX-License-Identifier: AGPL-3.0-or-later
	2	+
	3	+	package usecase_test
	4	+
	5	+	import (
	6	+	"fmt"
	7	+	"os"
	8	+	"path/filepath"
	9	+	"testing"
	10	+
	11	+	"github.com/stretchr/testify/assert"
	12	+	"github.com/stretchr/testify/require"
	13	+
	14	+	"bnema.dev/ermite/internal/domain"
	15	+	"bnema.dev/ermite/internal/ports"
	16	+	)
	17	+
	18	+	// manyFiles commits n one-line files m/f000... in one commit and
	19	+	// returns the commit id.
	20	+	func (r *mrRig) manyFiles(n int) domain.ObjectID {
	21	+	r.t.Helper()
	22	+	for i := range n {
	23	+	full := filepath.Join(r.work, "m", fmt.Sprintf("f%03d", i))
	24	+	require.NoError(r.t, os.MkdirAll(filepath.Dir(full), 0o755))
	25	+	require.NoError(r.t, os.WriteFile(full, []byte(fmt.Sprintf("line %d\n", i)), 0o644))
	26	+	}
	27	+	r.sh("add", "m")
	28	+	r.sh("commit", "-q", "-m", "many files")
	29	+	return r.head()
	30	+	}
	31	+
	32	+	const manyFilesCount = 320
	33	+
	34	+	// bigMR opens a request that changes manyFilesCount files.
	35	+	func bigMR(t testing.T) (mrRig, domain.MergeRequest) {
	36	+	t.Helper()
	37	+	r := newMRRig(t)
	38	+	r.seed()
	39	+	r.sh("checkout", "-q", "-B", "feat", "main")
	40	+	r.manyFiles(manyFilesCount)
	41	+	r.push("feat")
	42	+	return r, r.open("feat")
	43	+	}
	44	+
	45	+	func TestGetMergeRequestFilesWindow(t *testing.T) {
	46	+	r, mr := bigMR(t)
	47	+	n := mr.Number
	48	+
	49	+	t.Run("the default diff keeps the contract limit", func(t *testing.T) {
	50	+	d, err := r.mrs.Get(r.ctx, reader, r.repo, n, ports.GetMergeRequestOptions{})
	51	+	require.NoError(t, err)
	52	+	assert.Len(t, d.Diff.Files, 300)
	53	+	assert.True(t, d.Diff.Truncated)
	54	+	assert.Equal(t, manyFilesCount, d.Stats.FilesChanged)
	55	+	})
	56	+
	57	+	t.Run("every file is listed, the hunks are those of the window", func(t *testing.T) {
	58	+	d, err := r.mrs.Get(r.ctx, reader, r.repo, n, ports.GetMergeRequestOptions{Files: &ports.FileWindow{From: 305, To: 310}})
	59	+	require.NoError(t, err)
	60	+	require.Len(t, d.Diff.Files, manyFilesCount)
	61	+	assert.Equal(t, manyFilesCount, d.Stats.FilesChanged)
	62	+	assert.False(t, d.Diff.Truncated)
	63	+	for i, f := range d.Diff.Files {
	64	+	assert.Equal(t, fmt.Sprintf("m/f%03d", i), f.NewPath)
	65	+	assert.Equal(t, 1, f.Additions)
	66	+	assert.False(t, f.Truncated)
	67	+	if i >= 305 && i < 310 {
	68	+	require.Len(t, f.Hunks, 1, f.NewPath)
	69	+	assert.Equal(t, fmt.Sprintf("line %d", i), f.Hunks[0].Lines[0].Text)
	70	+	} else {
	71	+	assert.Empty(t, f.Hunks, f.NewPath)
	72	+	}
	73	+	}
	74	+	})
	75	+
	76	+	t.Run("an empty window past the end lists the files only", func(t *testing.T) {
	77	+	d, err := r.mrs.Get(r.ctx, reader, r.repo, n, ports.GetMergeRequestOptions{Files: &ports.FileWindow{From: 1000}})
	78	+	require.NoError(t, err)
	79	+	require.Len(t, d.Diff.Files, manyFilesCount)
	80	+	for _, f := range d.Diff.Files {
	81	+	assert.Empty(t, f.Hunks)
	82	+	}
	83	+	})
	84	+
	85	+	t.Run("an open window reads through the end", func(t *testing.T) {
	86	+	d, err := r.mrs.Get(r.ctx, reader, r.repo, n, ports.GetMergeRequestOptions{Files: &ports.FileWindow{From: 315}})
	87	+	require.NoError(t, err)
	88	+	require.Len(t, d.Diff.Files, manyFilesCount)
	89	+	assert.Empty(t, d.Diff.Files[314].Hunks)
	90	+	for _, f := range d.Diff.Files[315:] {
	91	+	assert.Len(t, f.Hunks, 1)
	92	+	}
	93	+	})
	94	+
	95	+	t.Run("an invalid window is refused", func(t *testing.T) {
	96	+	for _, w := range []ports.FileWindow{{From: -1}, {To: -1}, {From: 5, To: 3}} {
	97	+	_, err := r.mrs.Get(r.ctx, reader, r.repo, n, ports.GetMergeRequestOptions{Files: &w})
	98	+	require.ErrorIs(t, err, domain.ErrInvalid, "%+v", w)
	99	+	}
	100	+	})
	101	+
	102	+	t.Run("a comment on a line of a file past the 300th is accepted", func(t *testing.T) {
	103	+	c, err := r.mrs.AddComment(r.ctx, mrW, r.repo, n, ports.AddCommentParams{Path: "m/f315", Line: 1, Side: domain.SideNew, Text: "late file"})
	104	+	require.NoError(t, err)
	105	+	assert.Equal(t, "m/f315", c.Path)
	106	+	_, err = r.mrs.AddComment(r.ctx, mrW, r.repo, n, ports.AddCommentParams{Path: "m/f319", Line: 1, Side: domain.SideNew, Text: "last file"})
	107	+	require.NoError(t, err)
	108	+
	109	+	_, err = r.mrs.AddComment(r.ctx, mrW, r.repo, n, ports.AddCommentParams{Path: "m/f315", Line: 2, Side: domain.SideNew, Text: "no such line"})
	110	+	require.ErrorIs(t, err, domain.ErrInvalid)
	111	+	_, err = r.mrs.AddComment(r.ctx, mrW, r.repo, n, ports.AddCommentParams{Path: "m/f999", Line: 1, Side: domain.SideNew, Text: "no such file"})
	112	+	require.ErrorIs(t, err, domain.ErrInvalid)
	113	+	})
	114	+	}
	115	+
	116	+	func TestGetMergeRequestBaseAndHeadChecks(t *testing.T) {
	117	+	r := newMRRig(t)
	118	+	base := r.seed()
	119	+	head1 := r.feature("feat")
	120	+	mr := r.open("feat")
	121	+	n := mr.Number
	122	+	other := oidFrom(t, "1111111111111111111111111111111111111111")
	123	+
	124	+	t.Run("matching or unset base and head", func(t *testing.T) {
	125	+	for _, o := range []ports.GetMergeRequestOptions{
	126	+	{}, {Base: base}, {Head: head1}, {Base: base, Head: head1}, {Base: base, Head: head1, Files: &ports.FileWindow{To: 1}},
	127	+	} {
	128	+	d, err := r.mrs.Get(r.ctx, reader, r.repo, n, o)
	129	+	require.NoError(t, err, "%+v", o)
	130	+	assert.Equal(t, base, d.DiffBaseID)
	131	+	}
	132	+	})
	133	+
	134	+	t.Run("another base or head is a conflict", func(t *testing.T) {
	135	+	for _, o := range []ports.GetMergeRequestOptions{
	136	+	{Base: other}, {Head: other}, {Base: base, Head: other}, {Base: other, Head: head1},
	137	+	{Base: head1}, // the head is not the base
	138	+	{Base: other, Files: &ports.FileWindow{From: 1, To: 2}},
	139	+	} {
	140	+	_, err := r.mrs.Get(r.ctx, reader, r.repo, n, o)
	141	+	require.ErrorIs(t, err, domain.ErrConflict, "%+v", o)
	142	+	}
	143	+	})
	144	+
	145	+	t.Run("the head moved", func(t *testing.T) {
	146	+	r.commit(author, "d.txt", "dee\n", "add d")
	147	+	head2 := r.head()
	148	+	r.push("feat")
	149	+	_, err := r.mrs.Get(r.ctx, reader, r.repo, n, ports.GetMergeRequestOptions{Base: base, Head: head1})
	150	+	require.ErrorIs(t, err, domain.ErrConflict)
	151	+	d, err := r.mrs.Get(r.ctx, reader, r.repo, n, ports.GetMergeRequestOptions{Base: base, Head: head2})
	152	+	require.NoError(t, err)
	153	+	assert.Equal(t, head2, d.MergeRequest.HeadID)
	154	+	})
	155	+
	156	+	t.Run("the base is the one after since-last-read", func(t *testing.T) {
	157	+	head2 := r.branchHead("feat")
	158	+	_, err := r.mrs.MarkRead(r.ctx, mrW, r.repo, n, head1)
	159	+	require.NoError(t, err)
	160	+	// The whole diff (base) is no longer what since-last-read shows (head1).
	161	+	_, err = r.mrs.Get(r.ctx, reader, r.repo, n, ports.GetMergeRequestOptions{SinceLastRead: true, Base: base, Head: head2})
	162	+	require.ErrorIs(t, err, domain.ErrConflict)
	163	+	d, err := r.mrs.Get(r.ctx, reader, r.repo, n, ports.GetMergeRequestOptions{SinceLastRead: true, Base: head1, Head: head2})
	164	+	require.NoError(t, err)
	165	+	assert.Equal(t, head1, d.DiffBaseID)
	166	+	require.Len(t, d.Diff.Files, 1)
	167	+	assert.Equal(t, "d.txt", d.Diff.Files[0].NewPath)
	168	+	// Without since-last-read the base is still the merge base.
	169	+	_, err = r.mrs.Get(r.ctx, reader, r.repo, n, ports.GetMergeRequestOptions{Base: head1, Head: head2})
	170	+	require.ErrorIs(t, err, domain.ErrConflict)
	171	+	})
	172	+	}
	173	+
	174	+	func TestGetMergeRequestDiffOnly(t *testing.T) {
	175	+	r := newMRRig(t)
	176	+	base := r.seed()
	177	+	r.feature("feat")
	178	+	mr := r.open("feat")
	179	+
	180	+	full, err := r.mrs.Get(r.ctx, reader, r.repo, mr.Number, ports.GetMergeRequestOptions{})
	181	+	require.NoError(t, err)
	182	+	require.Len(t, full.Commits, 2)
	183	+
	184	+	d, err := r.mrs.Get(r.ctx, reader, r.repo, mr.Number, ports.GetMergeRequestOptions{DiffOnly: true})
	185	+	require.NoError(t, err)
	186	+	assert.Empty(t, d.Commits)
	187	+	assert.False(t, d.CommitsTruncated)
	188	+	assert.Equal(t, base, d.DiffBaseID)
	189	+	assert.Equal(t, full.Diff, d.Diff)
	190	+	assert.Equal(t, full.Stats, d.Stats)
	191	+	assert.Equal(t, full.Comments, d.Comments)
	192	+	}

M internal/usecase/mergerequests_integration_test.go +22 -22


@@ -345,7 +345,7 @@ func TestMergeRequestAccess(t *testing.T) {
345	345		return err
346	346		},
347	347		"Get": func(p domain.Principal) error {
348		-	_, err := r.mrs.Get(r.ctx, p, r.repo, n, false)
	348	+	_, err := r.mrs.Get(r.ctx, p, r.repo, n, ports.GetMergeRequestOptions{})
349	349		return err
350	350		},
351	351		}

@@ -356,7 +356,7 @@ func TestMergeRequestAccess(t *testing.T) {
356	356		assert.NoError(t, call(reader), what+" with repo:read")
357	357		assert.NoError(t, call(root), what+" by root")
358	358		}
359		-	_, err := r.mrs.Get(r.ctx, reader, r.repo, n+1, false)
	359	+	_, err := r.mrs.Get(r.ctx, reader, r.repo, n+1, ports.GetMergeRequestOptions{})
360	360		assert.ErrorIs(t, err, domain.ErrNotFound, "unknown number")
361	361		_, err = r.mrs.List(r.ctx, root, name(t, "ghost"), ports.ListMergeRequestsParams{})
362	362		assert.ErrorIs(t, err, domain.ErrNotFound, "unknown repository")

@@ -505,7 +505,7 @@ func TestGetMergeRequest(t *testing.T) {
505	505		_, err = r.mrs.AddComment(r.ctx, root, r.repo, mr.Number, ports.AddCommentParams{Text: "second"})
506	506		require.NoError(t, err)
507	507
508		-	d, err := r.mrs.Get(r.ctx, reader, r.repo, mr.Number, false)
	508	+	d, err := r.mrs.Get(r.ctx, reader, r.repo, mr.Number, ports.GetMergeRequestOptions{})
509	509		require.NoError(t, err)
510	510		assert.Equal(t, head, d.MergeRequest.HeadID)
511	511		assert.Equal(t, main, d.DiffBaseID, "the base is the merge base of the target and the head")

@@ -523,14 +523,14 @@ func TestGetMergeRequest(t *testing.T) {
523	523		r.sh("checkout", "-q", "main")
524	524		r.commit(author, "later.txt", "x\n", "later on main")
525	525		r.push("main")
526		-	d, err = r.mrs.Get(r.ctx, reader, r.repo, mr.Number, false)
	526	+	d, err = r.mrs.Get(r.ctx, reader, r.repo, mr.Number, ports.GetMergeRequestOptions{})
527	527		require.NoError(t, err)
528	528		assert.Equal(t, main, d.DiffBaseID)
529	529		assert.Len(t, d.Commits, 2, "the commits that main lacks")
530	530
531	531		// A deleted source branch: no commits, no diff, an empty head.
532	532		r.run(r.bare(), r.env(author), "branch", "-D", "feat")
533		-	d, err = r.mrs.Get(r.ctx, reader, r.repo, mr.Number, false)
	533	+	d, err = r.mrs.Get(r.ctx, reader, r.repo, mr.Number, ports.GetMergeRequestOptions{})
534	534		require.NoError(t, err)
535	535		assert.True(t, d.MergeRequest.HeadID.IsZero())
536	536		assert.Empty(t, d.Commits)

@@ -548,7 +548,7 @@ func TestGetMergeRequestTruncatesCommits(t *testing.T) {
548	548		}
549	549		r.push("long")
550	550		mr := r.open("long")
551		-	d, err := r.mrs.Get(r.ctx, root, r.repo, mr.Number, false)
	551	+	d, err := r.mrs.Get(r.ctx, root, r.repo, mr.Number, ports.GetMergeRequestOptions{})
552	552		require.NoError(t, err)
553	553		assert.Len(t, d.Commits, usecase.MaxMergeRequestCommits)
554	554		assert.True(t, d.CommitsTruncated)

@@ -610,7 +610,7 @@ func TestAddComment(t *testing.T) {
610	610		}
611	611
612	612		// Ids count 1, 2, ... in order of creation and only the valid ones are kept.
613		-	d, err := r.mrs.Get(r.ctx, root, r.repo, n, false)
	613	+	d, err := r.mrs.Get(r.ctx, root, r.repo, n, ports.GetMergeRequestOptions{})
614	614		require.NoError(t, err)
615	615		var kept int
616	616		for _, tc := range tests {

@@ -657,7 +657,7 @@ func TestConcurrentComments(t *testing.T) {
657	657		seen[id] = true
658	658		}
659	659		assert.Len(t, seen, workers)
660		-	d, err := r.mrs.Get(r.ctx, root, r.repo, mr.Number, false)
	660	+	d, err := r.mrs.Get(r.ctx, root, r.repo, mr.Number, ports.GetMergeRequestOptions{})
661	661		require.NoError(t, err)
662	662		assert.Len(t, d.Comments, workers)
663	663		}

@@ -752,7 +752,7 @@ func TestMarkReadAndSinceLastRead(t *testing.T) {
752	752		n := mr.Number
753	753
754	754		// Nothing recorded: the flag changes nothing.
755		-	d, err := r.mrs.Get(r.ctx, mrW, r.repo, n, true)
	755	+	d, err := r.mrs.Get(r.ctx, mrW, r.repo, n, ports.GetMergeRequestOptions{SinceLastRead: true})
756	756		require.NoError(t, err)
757	757		assert.True(t, d.LastReadID.IsZero())
758	758		assert.False(t, d.LastReadLost)

@@ -762,7 +762,7 @@ func TestMarkReadAndSinceLastRead(t *testing.T) {
762	762		got, err := r.mrs.MarkRead(r.ctx, mrW, r.repo, n, domain.ObjectID{})
763	763		require.NoError(t, err)
764	764		assert.Equal(t, head1, got)
765		-	d, err = r.mrs.Get(r.ctx, reader, r.repo, n, false)
	765	+	d, err = r.mrs.Get(r.ctx, reader, r.repo, n, ports.GetMergeRequestOptions{})
766	766		require.NoError(t, err)
767	767		assert.Equal(t, head1, d.LastReadID, "reported whether or not since_last_read is set")
768	768		assert.Equal(t, base, d.DiffBaseID)

@@ -771,7 +771,7 @@ func TestMarkReadAndSinceLastRead(t *testing.T) {
771	771		r.commit(author, "d.txt", "dee\n", "add d")
772	772		head2 := r.head()
773	773		r.push("feat")
774		-	d, err = r.mrs.Get(r.ctx, reader, r.repo, n, true)
	774	+	d, err = r.mrs.Get(r.ctx, reader, r.repo, n, ports.GetMergeRequestOptions{SinceLastRead: true})
775	775		require.NoError(t, err)
776	776		assert.Equal(t, head1, d.DiffBaseID)
777	777		assert.Equal(t, head2, d.MergeRequest.HeadID)

@@ -791,7 +791,7 @@ func TestMarkReadAndSinceLastRead(t *testing.T) {
791	791		// An explicit head is recorded as given.
792	792		_, err = r.mrs.MarkRead(r.ctx, mrW, r.repo, n, base)
793	793		require.NoError(t, err)
794		-	d, err = r.mrs.Get(r.ctx, reader, r.repo, n, true)
	794	+	d, err = r.mrs.Get(r.ctx, reader, r.repo, n, ports.GetMergeRequestOptions{SinceLastRead: true})
795	795		require.NoError(t, err)
796	796		assert.Equal(t, base, d.DiffBaseID)
797	797		}

@@ -819,7 +819,7 @@ func TestSinceLastReadAfterForcePush(t *testing.T) {
819	819		// head1 is not an ancestor of head2 any more.
820	820		r.run(r.bare(), r.env(author), "cat-file", "-e", head1.String())
821	821
822		-	d, err := r.mrs.Get(r.ctx, reader, r.repo, mr.Number, true)
	822	+	d, err := r.mrs.Get(r.ctx, reader, r.repo, mr.Number, ports.GetMergeRequestOptions{SinceLastRead: true})
823	823		require.NoError(t, err)
824	824		assert.False(t, d.LastReadLost)
825	825		assert.Equal(t, head1, d.DiffBaseID, "the diff starts at the head that was read")

@@ -838,14 +838,14 @@ func TestSinceLastReadAfterForcePush(t *testing.T) {
838	838		assert.Equal(t, []string{"see"}, removed)
839	839
840	840		// The whole change is still available without the flag.
841		-	d, err = r.mrs.Get(r.ctx, reader, r.repo, mr.Number, false)
	841	+	d, err = r.mrs.Get(r.ctx, reader, r.repo, mr.Number, ports.GetMergeRequestOptions{})
842	842		require.NoError(t, err)
843	843		assert.Equal(t, base, d.DiffBaseID)
844	844		assert.Len(t, d.Diff.Files, 2)
845	845
846	846		// Once the recorded commit is pruned, the response says so.
847	847		r.run(r.bare(), r.env(author), "gc", "-q", "--prune=now")
848		-	d, err = r.mrs.Get(r.ctx, reader, r.repo, mr.Number, true)
	848	+	d, err = r.mrs.Get(r.ctx, reader, r.repo, mr.Number, ports.GetMergeRequestOptions{SinceLastRead: true})
849	849		require.NoError(t, err)
850	850		assert.True(t, d.LastReadLost, "the recorded head is gone")
851	851		assert.Equal(t, head1, d.LastReadID, "still reported")

@@ -871,7 +871,7 @@ func TestMergeFastForward(t *testing.T) {
871	871		_ = main
872	872
873	873		// The stored request is the merged one, and reads keep a diff.
874		-	d, err := r.mrs.Get(r.ctx, reader, r.repo, mr.Number, false)
	874	+	d, err := r.mrs.Get(r.ctx, reader, r.repo, mr.Number, ports.GetMergeRequestOptions{})
875	875		require.NoError(t, err)
876	876		assert.Equal(t, domain.MRStateMerged, d.MergeRequest.State)
877	877		assert.Equal(t, head, d.MergeRequest.HeadID)

@@ -940,7 +940,7 @@ func TestMergeRefusals(t *testing.T) {
940	940		assert.Contains(t, err.Error(), "branch moved, read again")
941	941		assert.NotEqual(t, head, r.branchHead("main"), "main did not move")
942	942		// Reading again gives the new head, which merges.
943		-	d, err := r.mrs.Get(r.ctx, mrM, r.repo, mr.Number, false)
	943	+	d, err := r.mrs.Get(r.ctx, mrM, r.repo, mr.Number, ports.GetMergeRequestOptions{})
944	944		require.NoError(t, err)
945	945		_, err = r.mrs.Merge(r.ctx, mrM, r.repo, mr.Number, ports.MergeParams{HeadID: d.MergeRequest.HeadID})
946	946		require.NoError(t, err)

@@ -962,7 +962,7 @@ func TestMergeRefusals(t *testing.T) {
962	962		assert.Contains(t, err.Error(), "rebase", mode)
963	963		}
964	964		assert.Equal(t, tip, r.branchHead("main"))
965		-	d, err := r.mrs.Get(r.ctx, mrM, r.repo, mr.Number, false)
	965	+	d, err := r.mrs.Get(r.ctx, mrM, r.repo, mr.Number, ports.GetMergeRequestOptions{})
966	966		require.NoError(t, err)
967	967		assert.Equal(t, domain.MRStateOpen, d.MergeRequest.State)
968	968

@@ -1081,14 +1081,14 @@ func TestConcurrentMergesSerialize(t *testing.T) {
1081	1081		require.Len(t, won, 1, "exactly one merge request was merged: %v", won)
1082	1082		for number, times := range won {
1083	1083		assert.Equal(t, 1, times, "!%d merged twice", number)
1084		-	mr, err := r.mrs.Get(r.ctx, root, r.repo, number, false)
	1084	+	mr, err := r.mrs.Get(r.ctx, root, r.repo, number, ports.GetMergeRequestOptions{})
1085	1085		require.NoError(t, err)
1086	1086		assert.Equal(t, domain.MRStateMerged, mr.MergeRequest.State)
1087	1087		assert.Equal(t, mr.MergeRequest.MergedCommitID, r.branchHead("main"))
1088	1088		}
1089	1089		for number := range heads {
1090	1090		if won[number] == 0 {
1091		-	d, err := r.mrs.Get(r.ctx, root, r.repo, number, false)
	1091	+	d, err := r.mrs.Get(r.ctx, root, r.repo, number, ports.GetMergeRequestOptions{})
1092	1092		require.NoError(t, err)
1093	1093		assert.Equal(t, domain.MRStateOpen, d.MergeRequest.State, "!%d lost and stays open", number)
1094	1094		}

@@ -1275,7 +1275,7 @@ func TestAgentPresetWorksOnItsPrivateRepository(t *testing.T) {
1275	1275		// repo:write alone does not read merge requests.
1276	1276		_, err = r.mrs.List(r.ctx, agent, r.repo, ports.ListMergeRequestsParams{})
1277	1277		assert.ErrorIs(t, err, domain.ErrNotFound)
1278		-	_, err = r.mrs.Get(r.ctx, agent, r.repo, mr.Number, false)
	1278	+	_, err = r.mrs.Get(r.ctx, agent, r.repo, mr.Number, ports.GetMergeRequestOptions{})
1279	1279		assert.ErrorIs(t, err, domain.ErrNotFound)
1280	1280
1281	1281		closed, err := r.mrs.Close(r.ctx, agent, r.repo, mr.Number)

@@ -1328,7 +1328,7 @@ func TestCommentsPerMergeRequestAreBounded(t *testing.T) {
1328	1328		}
1329	1329		_, err := r.mrs.AddComment(r.ctx, mrW, r.repo, mr.Number, ports.AddCommentParams{Text: "one too many"})
1330	1330		assert.ErrorIs(t, err, domain.ErrResourceExhausted)
1331		-	d, err := r.mrs.Get(r.ctx, root, r.repo, mr.Number, false)
	1331	+	d, err := r.mrs.Get(r.ctx, root, r.repo, mr.Number, ports.GetMergeRequestOptions{})
1332	1332		require.NoError(t, err)
1333	1333		assert.Len(t, d.Comments, usecase.MaxCommentsPerMergeRequest)
1334	1334


@@ -345,7 +345,7 @@ func TestMergeRequestAccess(t *testing.T) {
345		return err	345		return err
346		},	346		},
347		"Get": func(p domain.Principal) error {	347		"Get": func(p domain.Principal) error {
348	-	_, err := r.mrs.Get(r.ctx, p, r.repo, n, false)	348	+	_, err := r.mrs.Get(r.ctx, p, r.repo, n, ports.GetMergeRequestOptions{})
349		return err	349		return err
350		},	350		},
351		}	351		}

@@ -356,7 +356,7 @@ func TestMergeRequestAccess(t *testing.T) {
356		assert.NoError(t, call(reader), what+" with repo:read")	356		assert.NoError(t, call(reader), what+" with repo:read")
357		assert.NoError(t, call(root), what+" by root")	357		assert.NoError(t, call(root), what+" by root")
358		}	358		}
359	-	_, err := r.mrs.Get(r.ctx, reader, r.repo, n+1, false)	359	+	_, err := r.mrs.Get(r.ctx, reader, r.repo, n+1, ports.GetMergeRequestOptions{})
360		assert.ErrorIs(t, err, domain.ErrNotFound, "unknown number")	360		assert.ErrorIs(t, err, domain.ErrNotFound, "unknown number")
361		_, err = r.mrs.List(r.ctx, root, name(t, "ghost"), ports.ListMergeRequestsParams{})	361		_, err = r.mrs.List(r.ctx, root, name(t, "ghost"), ports.ListMergeRequestsParams{})
362		assert.ErrorIs(t, err, domain.ErrNotFound, "unknown repository")	362		assert.ErrorIs(t, err, domain.ErrNotFound, "unknown repository")

@@ -505,7 +505,7 @@ func TestGetMergeRequest(t *testing.T) {
505		_, err = r.mrs.AddComment(r.ctx, root, r.repo, mr.Number, ports.AddCommentParams{Text: "second"})	505		_, err = r.mrs.AddComment(r.ctx, root, r.repo, mr.Number, ports.AddCommentParams{Text: "second"})
506		require.NoError(t, err)	506		require.NoError(t, err)
507			507
508	-	d, err := r.mrs.Get(r.ctx, reader, r.repo, mr.Number, false)	508	+	d, err := r.mrs.Get(r.ctx, reader, r.repo, mr.Number, ports.GetMergeRequestOptions{})
509		require.NoError(t, err)	509		require.NoError(t, err)
510		assert.Equal(t, head, d.MergeRequest.HeadID)	510		assert.Equal(t, head, d.MergeRequest.HeadID)
511		assert.Equal(t, main, d.DiffBaseID, "the base is the merge base of the target and the head")	511		assert.Equal(t, main, d.DiffBaseID, "the base is the merge base of the target and the head")

@@ -523,14 +523,14 @@ func TestGetMergeRequest(t *testing.T) {
523		r.sh("checkout", "-q", "main")	523		r.sh("checkout", "-q", "main")
524		r.commit(author, "later.txt", "x\n", "later on main")	524		r.commit(author, "later.txt", "x\n", "later on main")
525		r.push("main")	525		r.push("main")
526	-	d, err = r.mrs.Get(r.ctx, reader, r.repo, mr.Number, false)	526	+	d, err = r.mrs.Get(r.ctx, reader, r.repo, mr.Number, ports.GetMergeRequestOptions{})
527		require.NoError(t, err)	527		require.NoError(t, err)
528		assert.Equal(t, main, d.DiffBaseID)	528		assert.Equal(t, main, d.DiffBaseID)
529		assert.Len(t, d.Commits, 2, "the commits that main lacks")	529		assert.Len(t, d.Commits, 2, "the commits that main lacks")
530			530
531		// A deleted source branch: no commits, no diff, an empty head.	531		// A deleted source branch: no commits, no diff, an empty head.
532		r.run(r.bare(), r.env(author), "branch", "-D", "feat")	532		r.run(r.bare(), r.env(author), "branch", "-D", "feat")
533	-	d, err = r.mrs.Get(r.ctx, reader, r.repo, mr.Number, false)	533	+	d, err = r.mrs.Get(r.ctx, reader, r.repo, mr.Number, ports.GetMergeRequestOptions{})
534		require.NoError(t, err)	534		require.NoError(t, err)
535		assert.True(t, d.MergeRequest.HeadID.IsZero())	535		assert.True(t, d.MergeRequest.HeadID.IsZero())
536		assert.Empty(t, d.Commits)	536		assert.Empty(t, d.Commits)

@@ -548,7 +548,7 @@ func TestGetMergeRequestTruncatesCommits(t *testing.T) {
548		}	548		}
549		r.push("long")	549		r.push("long")
550		mr := r.open("long")	550		mr := r.open("long")
551	-	d, err := r.mrs.Get(r.ctx, root, r.repo, mr.Number, false)	551	+	d, err := r.mrs.Get(r.ctx, root, r.repo, mr.Number, ports.GetMergeRequestOptions{})
552		require.NoError(t, err)	552		require.NoError(t, err)
553		assert.Len(t, d.Commits, usecase.MaxMergeRequestCommits)	553		assert.Len(t, d.Commits, usecase.MaxMergeRequestCommits)
554		assert.True(t, d.CommitsTruncated)	554		assert.True(t, d.CommitsTruncated)

@@ -610,7 +610,7 @@ func TestAddComment(t *testing.T) {
610		}	610		}
611			611
612		// Ids count 1, 2, ... in order of creation and only the valid ones are kept.	612		// Ids count 1, 2, ... in order of creation and only the valid ones are kept.
613	-	d, err := r.mrs.Get(r.ctx, root, r.repo, n, false)	613	+	d, err := r.mrs.Get(r.ctx, root, r.repo, n, ports.GetMergeRequestOptions{})
614		require.NoError(t, err)	614		require.NoError(t, err)
615		var kept int	615		var kept int
616		for _, tc := range tests {	616		for _, tc := range tests {

@@ -657,7 +657,7 @@ func TestConcurrentComments(t *testing.T) {
657		seen[id] = true	657		seen[id] = true
658		}	658		}
659		assert.Len(t, seen, workers)	659		assert.Len(t, seen, workers)
660	-	d, err := r.mrs.Get(r.ctx, root, r.repo, mr.Number, false)	660	+	d, err := r.mrs.Get(r.ctx, root, r.repo, mr.Number, ports.GetMergeRequestOptions{})
661		require.NoError(t, err)	661		require.NoError(t, err)
662		assert.Len(t, d.Comments, workers)	662		assert.Len(t, d.Comments, workers)
663		}	663		}

@@ -752,7 +752,7 @@ func TestMarkReadAndSinceLastRead(t *testing.T) {
752		n := mr.Number	752		n := mr.Number
753			753
754		// Nothing recorded: the flag changes nothing.	754		// Nothing recorded: the flag changes nothing.
755	-	d, err := r.mrs.Get(r.ctx, mrW, r.repo, n, true)	755	+	d, err := r.mrs.Get(r.ctx, mrW, r.repo, n, ports.GetMergeRequestOptions{SinceLastRead: true})
756		require.NoError(t, err)	756		require.NoError(t, err)
757		assert.True(t, d.LastReadID.IsZero())	757		assert.True(t, d.LastReadID.IsZero())
758		assert.False(t, d.LastReadLost)	758		assert.False(t, d.LastReadLost)

@@ -762,7 +762,7 @@ func TestMarkReadAndSinceLastRead(t *testing.T) {
762		got, err := r.mrs.MarkRead(r.ctx, mrW, r.repo, n, domain.ObjectID{})	762		got, err := r.mrs.MarkRead(r.ctx, mrW, r.repo, n, domain.ObjectID{})
763		require.NoError(t, err)	763		require.NoError(t, err)
764		assert.Equal(t, head1, got)	764		assert.Equal(t, head1, got)
765	-	d, err = r.mrs.Get(r.ctx, reader, r.repo, n, false)	765	+	d, err = r.mrs.Get(r.ctx, reader, r.repo, n, ports.GetMergeRequestOptions{})
766		require.NoError(t, err)	766		require.NoError(t, err)
767		assert.Equal(t, head1, d.LastReadID, "reported whether or not since_last_read is set")	767		assert.Equal(t, head1, d.LastReadID, "reported whether or not since_last_read is set")
768		assert.Equal(t, base, d.DiffBaseID)	768		assert.Equal(t, base, d.DiffBaseID)

@@ -771,7 +771,7 @@ func TestMarkReadAndSinceLastRead(t *testing.T) {
771		r.commit(author, "d.txt", "dee\n", "add d")	771		r.commit(author, "d.txt", "dee\n", "add d")
772		head2 := r.head()	772		head2 := r.head()
773		r.push("feat")	773		r.push("feat")
774	-	d, err = r.mrs.Get(r.ctx, reader, r.repo, n, true)	774	+	d, err = r.mrs.Get(r.ctx, reader, r.repo, n, ports.GetMergeRequestOptions{SinceLastRead: true})
775		require.NoError(t, err)	775		require.NoError(t, err)
776		assert.Equal(t, head1, d.DiffBaseID)	776		assert.Equal(t, head1, d.DiffBaseID)
777		assert.Equal(t, head2, d.MergeRequest.HeadID)	777		assert.Equal(t, head2, d.MergeRequest.HeadID)

@@ -791,7 +791,7 @@ func TestMarkReadAndSinceLastRead(t *testing.T) {
791		// An explicit head is recorded as given.	791		// An explicit head is recorded as given.
792		_, err = r.mrs.MarkRead(r.ctx, mrW, r.repo, n, base)	792		_, err = r.mrs.MarkRead(r.ctx, mrW, r.repo, n, base)
793		require.NoError(t, err)	793		require.NoError(t, err)
794	-	d, err = r.mrs.Get(r.ctx, reader, r.repo, n, true)	794	+	d, err = r.mrs.Get(r.ctx, reader, r.repo, n, ports.GetMergeRequestOptions{SinceLastRead: true})
795		require.NoError(t, err)	795		require.NoError(t, err)
796		assert.Equal(t, base, d.DiffBaseID)	796		assert.Equal(t, base, d.DiffBaseID)
797		}	797		}

@@ -819,7 +819,7 @@ func TestSinceLastReadAfterForcePush(t *testing.T) {
819		// head1 is not an ancestor of head2 any more.	819		// head1 is not an ancestor of head2 any more.
820		r.run(r.bare(), r.env(author), "cat-file", "-e", head1.String())	820		r.run(r.bare(), r.env(author), "cat-file", "-e", head1.String())
821			821
822	-	d, err := r.mrs.Get(r.ctx, reader, r.repo, mr.Number, true)	822	+	d, err := r.mrs.Get(r.ctx, reader, r.repo, mr.Number, ports.GetMergeRequestOptions{SinceLastRead: true})
823		require.NoError(t, err)	823		require.NoError(t, err)
824		assert.False(t, d.LastReadLost)	824		assert.False(t, d.LastReadLost)
825		assert.Equal(t, head1, d.DiffBaseID, "the diff starts at the head that was read")	825		assert.Equal(t, head1, d.DiffBaseID, "the diff starts at the head that was read")

@@ -838,14 +838,14 @@ func TestSinceLastReadAfterForcePush(t *testing.T) {
838		assert.Equal(t, []string{"see"}, removed)	838		assert.Equal(t, []string{"see"}, removed)
839			839
840		// The whole change is still available without the flag.	840		// The whole change is still available without the flag.
841	-	d, err = r.mrs.Get(r.ctx, reader, r.repo, mr.Number, false)	841	+	d, err = r.mrs.Get(r.ctx, reader, r.repo, mr.Number, ports.GetMergeRequestOptions{})
842		require.NoError(t, err)	842		require.NoError(t, err)
843		assert.Equal(t, base, d.DiffBaseID)	843		assert.Equal(t, base, d.DiffBaseID)
844		assert.Len(t, d.Diff.Files, 2)	844		assert.Len(t, d.Diff.Files, 2)
845			845
846		// Once the recorded commit is pruned, the response says so.	846		// Once the recorded commit is pruned, the response says so.
847		r.run(r.bare(), r.env(author), "gc", "-q", "--prune=now")	847		r.run(r.bare(), r.env(author), "gc", "-q", "--prune=now")
848	-	d, err = r.mrs.Get(r.ctx, reader, r.repo, mr.Number, true)	848	+	d, err = r.mrs.Get(r.ctx, reader, r.repo, mr.Number, ports.GetMergeRequestOptions{SinceLastRead: true})
849		require.NoError(t, err)	849		require.NoError(t, err)
850		assert.True(t, d.LastReadLost, "the recorded head is gone")	850		assert.True(t, d.LastReadLost, "the recorded head is gone")
851		assert.Equal(t, head1, d.LastReadID, "still reported")	851		assert.Equal(t, head1, d.LastReadID, "still reported")

@@ -871,7 +871,7 @@ func TestMergeFastForward(t *testing.T) {
871		_ = main	871		_ = main
872			872
873		// The stored request is the merged one, and reads keep a diff.	873		// The stored request is the merged one, and reads keep a diff.
874	-	d, err := r.mrs.Get(r.ctx, reader, r.repo, mr.Number, false)	874	+	d, err := r.mrs.Get(r.ctx, reader, r.repo, mr.Number, ports.GetMergeRequestOptions{})
875		require.NoError(t, err)	875		require.NoError(t, err)
876		assert.Equal(t, domain.MRStateMerged, d.MergeRequest.State)	876		assert.Equal(t, domain.MRStateMerged, d.MergeRequest.State)
877		assert.Equal(t, head, d.MergeRequest.HeadID)	877		assert.Equal(t, head, d.MergeRequest.HeadID)

@@ -940,7 +940,7 @@ func TestMergeRefusals(t *testing.T) {
940		assert.Contains(t, err.Error(), "branch moved, read again")	940		assert.Contains(t, err.Error(), "branch moved, read again")
941		assert.NotEqual(t, head, r.branchHead("main"), "main did not move")	941		assert.NotEqual(t, head, r.branchHead("main"), "main did not move")
942		// Reading again gives the new head, which merges.	942		// Reading again gives the new head, which merges.
943	-	d, err := r.mrs.Get(r.ctx, mrM, r.repo, mr.Number, false)	943	+	d, err := r.mrs.Get(r.ctx, mrM, r.repo, mr.Number, ports.GetMergeRequestOptions{})
944		require.NoError(t, err)	944		require.NoError(t, err)
945		_, err = r.mrs.Merge(r.ctx, mrM, r.repo, mr.Number, ports.MergeParams{HeadID: d.MergeRequest.HeadID})	945		_, err = r.mrs.Merge(r.ctx, mrM, r.repo, mr.Number, ports.MergeParams{HeadID: d.MergeRequest.HeadID})
946		require.NoError(t, err)	946		require.NoError(t, err)

@@ -962,7 +962,7 @@ func TestMergeRefusals(t *testing.T) {
962		assert.Contains(t, err.Error(), "rebase", mode)	962		assert.Contains(t, err.Error(), "rebase", mode)
963		}	963		}
964		assert.Equal(t, tip, r.branchHead("main"))	964		assert.Equal(t, tip, r.branchHead("main"))
965	-	d, err := r.mrs.Get(r.ctx, mrM, r.repo, mr.Number, false)	965	+	d, err := r.mrs.Get(r.ctx, mrM, r.repo, mr.Number, ports.GetMergeRequestOptions{})
966		require.NoError(t, err)	966		require.NoError(t, err)
967		assert.Equal(t, domain.MRStateOpen, d.MergeRequest.State)	967		assert.Equal(t, domain.MRStateOpen, d.MergeRequest.State)
968			968

@@ -1081,14 +1081,14 @@ func TestConcurrentMergesSerialize(t *testing.T) {
1081		require.Len(t, won, 1, "exactly one merge request was merged: %v", won)	1081		require.Len(t, won, 1, "exactly one merge request was merged: %v", won)
1082		for number, times := range won {	1082		for number, times := range won {
1083		assert.Equal(t, 1, times, "!%d merged twice", number)	1083		assert.Equal(t, 1, times, "!%d merged twice", number)
1084	-	mr, err := r.mrs.Get(r.ctx, root, r.repo, number, false)	1084	+	mr, err := r.mrs.Get(r.ctx, root, r.repo, number, ports.GetMergeRequestOptions{})
1085		require.NoError(t, err)	1085		require.NoError(t, err)
1086		assert.Equal(t, domain.MRStateMerged, mr.MergeRequest.State)	1086		assert.Equal(t, domain.MRStateMerged, mr.MergeRequest.State)
1087		assert.Equal(t, mr.MergeRequest.MergedCommitID, r.branchHead("main"))	1087		assert.Equal(t, mr.MergeRequest.MergedCommitID, r.branchHead("main"))
1088		}	1088		}
1089		for number := range heads {	1089		for number := range heads {
1090		if won[number] == 0 {	1090		if won[number] == 0 {
1091	-	d, err := r.mrs.Get(r.ctx, root, r.repo, number, false)	1091	+	d, err := r.mrs.Get(r.ctx, root, r.repo, number, ports.GetMergeRequestOptions{})
1092		require.NoError(t, err)	1092		require.NoError(t, err)
1093		assert.Equal(t, domain.MRStateOpen, d.MergeRequest.State, "!%d lost and stays open", number)	1093		assert.Equal(t, domain.MRStateOpen, d.MergeRequest.State, "!%d lost and stays open", number)
1094		}	1094		}

@@ -1275,7 +1275,7 @@ func TestAgentPresetWorksOnItsPrivateRepository(t *testing.T) {
1275		// repo:write alone does not read merge requests.	1275		// repo:write alone does not read merge requests.
1276		_, err = r.mrs.List(r.ctx, agent, r.repo, ports.ListMergeRequestsParams{})	1276		_, err = r.mrs.List(r.ctx, agent, r.repo, ports.ListMergeRequestsParams{})
1277		assert.ErrorIs(t, err, domain.ErrNotFound)	1277		assert.ErrorIs(t, err, domain.ErrNotFound)
1278	-	_, err = r.mrs.Get(r.ctx, agent, r.repo, mr.Number, false)	1278	+	_, err = r.mrs.Get(r.ctx, agent, r.repo, mr.Number, ports.GetMergeRequestOptions{})
1279		assert.ErrorIs(t, err, domain.ErrNotFound)	1279		assert.ErrorIs(t, err, domain.ErrNotFound)
1280			1280
1281		closed, err := r.mrs.Close(r.ctx, agent, r.repo, mr.Number)	1281		closed, err := r.mrs.Close(r.ctx, agent, r.repo, mr.Number)

@@ -1328,7 +1328,7 @@ func TestCommentsPerMergeRequestAreBounded(t *testing.T) {
1328		}	1328		}
1329		_, err := r.mrs.AddComment(r.ctx, mrW, r.repo, mr.Number, ports.AddCommentParams{Text: "one too many"})	1329		_, err := r.mrs.AddComment(r.ctx, mrW, r.repo, mr.Number, ports.AddCommentParams{Text: "one too many"})
1330		assert.ErrorIs(t, err, domain.ErrResourceExhausted)	1330		assert.ErrorIs(t, err, domain.ErrResourceExhausted)
1331	-	d, err := r.mrs.Get(r.ctx, root, r.repo, mr.Number, false)	1331	+	d, err := r.mrs.Get(r.ctx, root, r.repo, mr.Number, ports.GetMergeRequestOptions{})
1332		require.NoError(t, err)	1332		require.NoError(t, err)
1333		assert.Len(t, d.Comments, usecase.MaxCommentsPerMergeRequest)	1333		assert.Len(t, d.Comments, usecase.MaxCommentsPerMergeRequest)
1334			1334