1package agent
2
3import (
4 "bufio"
5 "context"
6 "encoding/json"
7 "errors"
8 "fmt"
9 "io"
10 "os"
11 "os/signal"
12 "path/filepath"
13 "strings"
14 "sync"
15 "syscall"
16 "time"
17
18 "github.com/patriceckhart/zot/packages/agent/extensions"
19 "github.com/patriceckhart/zot/packages/agent/extproto"
20 "github.com/patriceckhart/zot/packages/agent/modes"
21 "github.com/patriceckhart/zot/packages/agent/skills"
22 "github.com/patriceckhart/zot/packages/agent/swarm"
23 "github.com/patriceckhart/zot/packages/agent/tools"
24 "github.com/patriceckhart/zot/packages/core"
25 "github.com/patriceckhart/zot/packages/provider"
26 "github.com/patriceckhart/zot/packages/provider/auth"
27 "github.com/patriceckhart/zot/packages/tui"
28)
29
30// interactiveExtHooks is a tiny adapter that lets the extension
31// manager call back into the Interactive instance built later in
32// runInteractive. The forward-declared *modes.Interactive is filled
33// in immediately after manager construction.
34type interactiveExtHooks struct {
35 ivPtr **modes.Interactive
36}
37
38func (h *interactiveExtHooks) iv() *modes.Interactive {
39 if h == nil || h.ivPtr == nil {
40 return nil
41 }
42 return *h.ivPtr
43}
44
45func (h *interactiveExtHooks) Notify(extName, level, message string) {
46 if iv := h.iv(); iv != nil {
47 iv.Notify(extName, level, message)
48 }
49}
50func (h *interactiveExtHooks) Submit(text string) {
51 if iv := h.iv(); iv != nil {
52 iv.Submit(text)
53 }
54}
55func (h *interactiveExtHooks) SubmitSlash(text string) {
56 if iv := h.iv(); iv != nil {
57 iv.SubmitSlash(text)
58 }
59}
60func (h *interactiveExtHooks) Insert(text string) {
61 if iv := h.iv(); iv != nil {
62 iv.Insert(text)
63 }
64}
65func (h *interactiveExtHooks) Display(extName, text string) {
66 if iv := h.iv(); iv != nil {
67 iv.Display(extName, text)
68 }
69}
70func (h *interactiveExtHooks) ClearNotes(extName string) {
71 if iv := h.iv(); iv != nil {
72 iv.ClearNotes(extName)
73 }
74}
75func (h *interactiveExtHooks) OpenPanel(extName string, spec extproto.PanelSpec) {
76 if iv := h.iv(); iv != nil {
77 iv.OpenPanel(extName, spec)
78 }
79}
80func (h *interactiveExtHooks) UpdatePanel(extName, panelID, title string, lines []string, footer string) {
81 if iv := h.iv(); iv != nil {
82 iv.UpdatePanel(extName, panelID, title, lines, footer)
83 }
84}
85func (h *interactiveExtHooks) ClosePanel(extName, panelID string) {
86 if iv := h.iv(); iv != nil {
87 iv.ClosePanel(extName, panelID)
88 }
89}
90
91// extToolAdapter bridges *extensions.Manager to the
92// ExtensionToolSource interface declared in build.go (kept narrow to
93// avoid a build->extensions import cycle). One adapter instance per
94// run; used at every Resolve point so re-built agents pick up the
95// same set of extension tools.
96type extToolAdapter struct {
97 mgr *extensions.Manager
98}
99
100func (a *extToolAdapter) Tools() []ExtensionToolInfo {
101 infos := a.mgr.Tools()
102 out := make([]ExtensionToolInfo, len(infos))
103 for i, t := range infos {
104 out[i] = ExtensionToolInfo{
105 Extension: t.Extension,
106 Name: t.Name,
107 Description: t.Description,
108 Schema: t.Schema,
109 }
110 }
111 return out
112}
113
114func (a *extToolAdapter) NewExtensionTool(info ExtensionToolInfo) core.Tool {
115 return extensions.NewTool(a.mgr, extensions.ToolInfo{
116 Extension: info.Extension,
117 Name: info.Name,
118 Description: info.Description,
119 Schema: info.Schema,
120 })
121}
122
123// fanoutAgentEvent translates a core.AgentEvent into the wire-format
124// EventFromHost and pushes it through the extension manager. Only
125// the events that have a clear extension-facing meaning are
126// forwarded; internal-only ones (text_delta, tool_progress) are
127// dropped to keep the per-extension stream sane.
128func trimMessagesForResume(msgs []provider.Message, keepTail int) []provider.Message {
129 if keepTail <= 0 || len(msgs) <= keepTail {
130 return provider.RepairOrphanedToolResults(msgs)
131 }
132 var out []provider.Message
133 start := len(msgs) - keepTail
134 // Preserve the synthetic compaction summary when present so an
135 // already-compacted session stays compacted after resume.
136 if len(msgs) > 0 && msgs[0].Meta["compaction"] == "true" && start > 1 {
137 out = append(out, msgs[0])
138 }
139 // Avoid hydrating a tail that starts with orphan tool_result rows;
140 // provider APIs require those to be paired with an earlier tool_use.
141 for start < len(msgs) && msgs[start].Role == provider.RoleTool {
142 start++
143 }
144 out = append(out, msgs[start:]...)
145 return provider.RepairOrphanedToolResults(out)
146}
147
148func fanoutAgentEvent(mgr *extensions.Manager, ev core.AgentEvent) {
149 if mgr == nil {
150 return
151 }
152 switch e := ev.(type) {
153 case core.EvTurnStart:
154 mgr.EmitEvent(extproto.EventFromHost{Event: "turn_start", Step: e.Step})
155 case core.EvToolCall:
156 mgr.EmitEvent(extproto.EventFromHost{
157 Event: "tool_call", ToolID: e.ID, ToolName: e.Name, ToolArgs: e.Args,
158 })
159 case core.EvAssistantMessage:
160 // Concat the visible text portions of the message; binary
161 // blocks (tool_use, etc.) are skipped because subscribers
162 // usually want a string they can grep / display.
163 var text string
164 for _, c := range e.Message.Content {
165 if tb, ok := c.(provider.TextBlock); ok {
166 text += tb.Text
167 }
168 }
169 mgr.EmitEvent(extproto.EventFromHost{Event: "assistant_message", Text: text})
170 case core.EvTurnEnd:
171 ev := extproto.EventFromHost{Event: "turn_end", Stop: string(e.Stop)}
172 if e.Err != nil {
173 ev.Error = e.Err.Error()
174 }
175 mgr.EmitEvent(ev)
176 }
177}
178
179// Run is the top-level entrypoint for the zot binary.
180func Run(rawArgs []string, version string) error {
181 // Subcommand router: `zot bot ...` is handled separately so the
182 // generic flag parser doesn't reject "bot" as a positional arg.
183 if handled, err := runBotCommand(rawArgs, version); handled {
184 return err
185 }
186 if handled, err := runExtCommand(rawArgs); handled {
187 return err
188 }
189 if handled, err := runUpdateCommand(rawArgs, version); handled {
190 return err
191 }
192 // `zot rpc` is shorthand for `zot --rpc` so third-party apps can
193 // spawn the binary with a clean argv. Strip the leading 'rpc'
194 // token and let the rest flow through the normal arg parser.
195 if len(rawArgs) > 0 && rawArgs[0] == "rpc" {
196 rawArgs = append([]string{"--rpc"}, rawArgs[1:]...)
197 }
198
199 args, err := ParseArgs(rawArgs)
200 if err != nil {
201 PrintHelp(version)
202 return err
203 }
204 if args.Help {
205 PrintHelp(version)
206 return nil
207 }
208 if args.Version {
209 fmt.Println("zot", version)
210 return nil
211 }
212 // Model catalog: load any cached discovery data before we inspect
213 // the model list (list-models, print/json, interactive).
214 LoadCachedModels()
215 LoadUserModels()
216
217 // Register custom provider names with the auth package so they
218 // participate in /login API-key flow and provider pickers.
219 if cps := provider.CustomProviders(); len(cps) > 0 {
220 names := make([]string, 0, len(cps))
221 for name := range cps {
222 if !isBuiltinProvider(name) {
223 names = append(names, name)
224 }
225 }
226 auth.SetExtraAPIKeyProviders(names)
227 }
228
229 // Repair config.json so a stale (provider, model) pair from an
230 // interrupted /model switch can't strand the user with an
231 // "unknown model" error on the first turn. Runs before any UI
232 // renders so the status bar shows the post-repair pair, not the
233 // broken one. Silent on success.
234 ValidateAndRepairConfig()
235
236 if args.ListModels {
237 printModels()
238 return nil
239 }
240
241 ctx := context.Background()
242
243 // Kick an async refresh of the live model catalog. The first run of
244 // zot hits the network; subsequent runs within CacheTTL do nothing.
245 RefreshModelsAsync()
246
247 switch args.Mode {
248 case ModePrint:
249 return runPrintMode(ctx, args, version)
250 case ModeJSON:
251 return runJSONMode(ctx, args, version)
252 case ModeRPC:
253 return runRPCMode(ctx, args, version)
254 case ModeSwarmAgent:
255 return runSwarmAgentMode(ctx, args, version)
256 default:
257 return runInteractive(ctx, args, version)
258 }
259}
260
261// ---- print / json modes: require credentials, run single-shot ----
262
263// nonInteractiveExtHooks is the HostHooks impl used by print / json
264// modes. They have no TUI, so notify / display go to stderr and
265// submit / insert are no-ops (the extension can't steer a
266// single-shot run once it's in flight anyway).
267type nonInteractiveExtHooks struct{}
268
269func (nonInteractiveExtHooks) Notify(ext, level, message string) {
270 fmt.Fprintf(os.Stderr, "[%s] %s: %s\n", ext, level, message)
271}
272func (nonInteractiveExtHooks) Submit(string) {}
273func (nonInteractiveExtHooks) SubmitSlash(string) {}
274func (nonInteractiveExtHooks) Insert(string) {}
275func (nonInteractiveExtHooks) Display(string, string) {}
276func (nonInteractiveExtHooks) ClearNotes(string) {}
277func (nonInteractiveExtHooks) OpenPanel(string, extproto.PanelSpec) {}
278func (nonInteractiveExtHooks) UpdatePanel(string, string, string, []string, string) {}
279func (nonInteractiveExtHooks) ClosePanel(string, string) {}
280
281// setupNonInteractiveExtensions loads --ext paths and (unless
282// --no-ext) runs discovery. Returns the manager so the caller can
283// wire tools into the resolved registry, and a cleanup closure to
284// defer. Mirrors the interactive-mode setup minus the TUI hooks.
285func setupNonInteractiveExtensions(ctx context.Context, args Args, r *Resolved, version string) (*extensions.Manager, func()) {
286 extMgr := extensions.New(ZotHome(), r.CWD, version, r.Provider, r.Model, nonInteractiveExtHooks{})
287 for _, e := range extMgr.LoadExplicit(ctx, args.Exts) {
288 fmt.Fprintln(os.Stderr, "extension load:", e)
289 }
290 if !args.NoExt {
291 for _, e := range extMgr.Discover(ctx) {
292 fmt.Fprintln(os.Stderr, "extension load:", e)
293 }
294 }
295 extMgr.WaitForReady(3 * time.Second)
296 r.MergeExtensionTools(&extToolAdapter{mgr: extMgr})
297 extMgr.EmitEvent(extproto.EventFromHost{Event: "session_start"})
298 return extMgr, func() { extMgr.Stop(2 * time.Second) }
299}
300
301// wireNonInteractiveAgentExtHooks installs the same BeforeToolExecute
302// / BeforeTurn / BeforeAssistantMessage / OnEvent hooks the
303// interactive path wires up, so extensions get their normal
304// event-intercept surface in print / json / rpc flows too.
305func wireNonInteractiveAgentExtHooks(ctx context.Context, ag *core.Agent, extMgr *extensions.Manager) {
306 if ag == nil || extMgr == nil {
307 return
308 }
309 ag.BeforeToolExecute = func(call provider.ToolCallBlock) (bool, string, json.RawMessage) {
310 res := extMgr.InterceptToolCall(ctx, call.ID, call.Name, call.Arguments)
311 if res.Block {
312 return false, res.Reason, nil
313 }
314 return true, "", res.ModifiedArgs
315 }
316 ag.BeforeTurn = func(step int) (bool, string) {
317 res := extMgr.InterceptTurnStart(ctx, step)
318 return !res.Block, res.Reason
319 }
320 ag.BeforeAssistantMessage = func(text string) (bool, string, string) {
321 res := extMgr.InterceptAssistantMessage(ctx, text)
322 if res.Block {
323 return false, res.Reason, ""
324 }
325 return true, "", res.ReplaceText
326 }
327 ag.OnEvent = func(ev core.AgentEvent) { fanoutAgentEvent(extMgr, ev) }
328}
329
330func runPrintMode(ctx context.Context, args Args, version string) error {
331 if args.NoYolo {
332 fmt.Fprintln(os.Stderr, "warning: --no-yolo has no effect in print mode (no interactive prompt available); tools will run without confirmation")
333 }
334 r, err := Resolve(args, true)
335 if err != nil {
336 return err
337 }
338 extMgr, stopExt := setupNonInteractiveExtensions(ctx, args, &r, version)
339 defer stopExt()
340
341 ag := r.NewAgent()
342 wireNonInteractiveAgentExtHooks(ctx, ag, extMgr)
343 sess, _ := openOrCreateSession(args, r, ag, version)
344 defer sess.Close()
345
346 prompt := args.Prompt
347 if prompt == "" {
348 piped, _ := readAllStdin()
349 prompt = strings.TrimSpace(piped)
350 }
351 if prompt == "" {
352 return fmt.Errorf("print mode requires a prompt (arg or stdin)")
353 }
354
355 start := len(ag.Messages())
356 err = modes.RunPrint(ctx, ag, prompt, nil, os.Stdout)
357 WriteNewTranscript(ag, sess, start)
358 return err
359}
360
361func runJSONMode(ctx context.Context, args Args, version string) error {
362 if args.NoYolo {
363 fmt.Fprintln(os.Stderr, "warning: --no-yolo has no effect in json mode (no interactive prompt available); tools will run without confirmation")
364 }
365 r, err := Resolve(args, true)
366 if err != nil {
367 return err
368 }
369 extMgr, stopExt := setupNonInteractiveExtensions(ctx, args, &r, version)
370 defer stopExt()
371
372 ag := r.NewAgent()
373 wireNonInteractiveAgentExtHooks(ctx, ag, extMgr)
374 sess, _ := openOrCreateSession(args, r, ag, version)
375 defer sess.Close()
376
377 prompt := args.Prompt
378 if prompt == "" {
379 piped, _ := readAllStdin()
380 prompt = strings.TrimSpace(piped)
381 }
382 if prompt == "" {
383 return fmt.Errorf("json mode requires a prompt (arg or stdin)")
384 }
385
386 start := len(ag.Messages())
387 err = modes.RunJSON(ctx, ag, prompt, nil, os.Stdout)
388 WriteNewTranscript(ag, sess, start)
389 return err
390}
391
392// ---- interactive mode: opens the TUI even without credentials ----
393
394func runInteractive(ctx context.Context, args Args, version string) error {
395 // Resolve WITHOUT requiring credentials.
396 r, err := Resolve(args, false)
397 if err != nil {
398 return err
399 }
400
401 authStore := AuthStoreFor()
402 mgr := auth.NewManager(authStore)
403 defer mgr.Close()
404
405 // Keep the sandbox pointer stable across agent rebuilds (login / model
406 // switch). The Interactive UI toggles the lock via this pointer, and
407 // rebuilt tool instances must share the same one so the lock sticks.
408 sharedSandbox := r.Sandbox
409
410 // Build the extension manager BEFORE the agent so we can fold
411 // extension-defined tools into the registry. Forward-declare iv so
412 // the host hooks adapter can dereference it after construction.
413 var iv *modes.Interactive
414 extHooks := &interactiveExtHooks{ivPtr: &iv}
415 extMgr := extensions.New(ZotHome(), r.CWD, version, r.Provider, r.Model, extHooks)
416 // --ext paths first so they win against installed extensions of
417 // the same name (loadOne's first-write-wins semantics).
418 for _, e := range extMgr.LoadExplicit(ctx, args.Exts) {
419 fmt.Fprintln(os.Stderr, "extension load:", e)
420 }
421 // --no-ext skips the global + project-local discovery scan;
422 // explicit --ext paths above are still honoured so you can run
423 // "only this extension" with --no-ext --ext ./x.
424 if !args.NoExt {
425 for _, e := range extMgr.Discover(ctx) {
426 fmt.Fprintln(os.Stderr, "extension load:", e)
427 }
428 }
429 // Wait briefly for extensions to flush their initial register_tool
430 // frames before we build the agent's tool registry. Half a second
431 // is plenty for any extension that's actually well-behaved; ones
432 // that don't send a ready frame eat the full grace and proceed.
433 // 3s is the per-extension grace period for the ready frame.
434 // Native binaries are instant; runtimes like `npx tsx` take ~1.5s
435 // from cold cache. The wait is tight only for extensions that
436 // haven't sent ready by then; ones that signalled earlier release
437 // the wait immediately.
438 extMgr.WaitForReady(3 * time.Second)
439 defer extMgr.Stop(2 * time.Second)
440
441 extToolAdapter := &extToolAdapter{mgr: extMgr}
442 r.MergeExtensionTools(extToolAdapter)
443
444 // Build the swarm supervisor BEFORE the agent so the auto-swarm
445 // tool can reference it during tool-registry construction. State
446 // lives under ZotHome/swarm so per-agent meta/events survive
447 // restarts; the user can hunt orphaned agents down with
448 // `git worktree list` if anything misbehaves.
449 //
450 // swarmMgr is also captured by loadSession / changeCWD closures
451 // further down the function, which is why we keep the variable
452 // in this outer scope rather than scoping it tighter.
453 var swarmMgr *swarm.Swarm
454 swarmMgr = swarm.New(swarm.Config{
455 Root: filepath.Join(ZotHome(), "swarm"),
456 RepoRoot: r.CWD,
457 })
458 // Pull any previously-spawned agents off disk so the dashboard
459 // shows them as detached and the user can resume / remove them.
460 _, _ = swarmMgr.Reload()
461
462 // onSpawnedSwarm is the OnSpawned callback the swarm_spawn tool
463 // fires after every successful spawn. It hands the agent off to
464 // the running Interactive so the watcher can flush a summary back
465 // into chat when all sub-agents finish. Reads `iv` lazily because
466 // the Interactive is constructed after the agent.
467 onSpawnedSwarm := func(a *swarm.Agent, task string) {
468 if iv != nil {
469 iv.TrackSwarmAgent(a, task)
470 }
471 }
472
473 // Inject the swarm_spawn auto-swarm tool only when /settings ->
474 // auto-swarm is currently enabled. Registering it unconditionally
475 // leaves the model trying to call it (and getting a polite error)
476 // even when the user has switched the feature off. The /settings
477 // toggle live-mutates the running agent's registry separately so
478 // flipping the flag mid-session takes effect on the next turn.
479 injectSwarmSpawn := func(reg core.Registry) core.Registry {
480 if reg == nil {
481 return reg
482 }
483 if !AutoSwarmEnabled() {
484 return reg
485 }
486 reg["swarm_spawn"] = &tools.SwarmSpawnTool{
487 Swarm: swarmMgr,
488 Enabled: AutoSwarmEnabled,
489 OnSpawned: onSpawnedSwarm,
490 }
491 return reg
492 }
493 injectSwarmSpawn(r.ToolRegistry)
494
495 // Confirmation gate: when --no-yolo is on, the agent must ask
496 // the user before every tool call. In interactive mode the TUI
497 // provides the Confirmer; in print/json/rpc modes there's no
498 // way to prompt, so the gate is constructed with a nil inner
499 // which auto-refuses every call with a helpful reason.
500 var confirmGate *core.ConfirmGate
501 if args.NoYolo {
502 confirmGate = core.NewConfirmGate(nil) // set below for interactive
503 }
504
505 // Capture current args in a closure so BuildAgent can re-resolve
506 // after a successful login (picks up the newly stored credential).
507 wireAgentExt := func(a *core.Agent) *core.Agent {
508 if a == nil {
509 return a
510 }
511 a.BeforeToolExecute = func(call provider.ToolCallBlock) (bool, string, json.RawMessage) {
512 // Confirm gate runs FIRST: if the user refused, we don't
513 // waste extension-intercept time or let guards see the call.
514 if confirmGate != nil {
515 ok, reason, _ := confirmGate.Check(call.Name, core.BuildPreview(call.Arguments, 120))
516 if !ok {
517 return false, reason, nil
518 }
519 }
520 r := extMgr.InterceptToolCall(ctx, call.ID, call.Name, call.Arguments)
521 if r.Block {
522 return false, r.Reason, nil
523 }
524 return true, "", r.ModifiedArgs
525 }
526 a.BeforeTurn = func(step int) (bool, string) {
527 r := extMgr.InterceptTurnStart(ctx, step)
528 return !r.Block, r.Reason
529 }
530 a.BeforeAssistantMessage = func(text string) (bool, string, string) {
531 r := extMgr.InterceptAssistantMessage(ctx, text)
532 if r.Block {
533 return false, r.Reason, ""
534 }
535 return true, "", r.ReplaceText
536 }
537 a.OnEvent = func(ev core.AgentEvent) { fanoutAgentEvent(extMgr, ev) }
538 return a
539 }
540
541 buildAgent := func() (*core.Agent, string, string, error) {
542 resolved, err := Resolve(args, true)
543 if err != nil {
544 return nil, "", "", err
545 }
546 resolved.UseSandbox(sharedSandbox)
547 resolved.MergeExtensionTools(extToolAdapter)
548 injectSwarmSpawn(resolved.ToolRegistry)
549 return wireAgentExt(resolved.NewAgent()), resolved.Provider, resolved.Model, nil
550 }
551
552 // Rebuild agent with an explicit provider/model override.
553 buildAgentFor := func(providerOverride, modelOverride string) (*core.Agent, string, string, error) {
554 next := args
555 if providerOverride != "" {
556 next.Provider = providerOverride
557 }
558 if modelOverride != "" {
559 next.Model = modelOverride
560 }
561 resolved, err := Resolve(next, true)
562 if err != nil {
563 return nil, "", "", err
564 }
565 resolved.UseSandbox(sharedSandbox)
566 resolved.MergeExtensionTools(extToolAdapter)
567 injectSwarmSpawn(resolved.ToolRegistry)
568 return wireAgentExt(resolved.NewAgent()), resolved.Provider, resolved.Model, nil
569 }
570
571 // Rebuild agent for the rescue picker after a recoverable failure.
572 // Unlike buildAgentFor, this drops launch-time --api-key and
573 // --base-url overrides because those are typically the cause of the
574 // rescue (a bad key, a typo'd base URL, or a corporate gateway that
575 // only the originally-picked provider needed). Re-resolving without
576 // them lets the rescue retry use env vars / auth.json / provider
577 // defaults the way zot would have without the overrides.
578 buildAgentForRescue := func(providerOverride, modelOverride string) (*core.Agent, string, string, error) {
579 next := args
580 next.APIKey = ""
581 next.BaseURL = ""
582 if providerOverride != "" {
583 next.Provider = providerOverride
584 }
585 if modelOverride != "" {
586 next.Model = modelOverride
587 }
588 resolved, err := Resolve(next, true)
589 if err != nil {
590 return nil, "", "", err
591 }
592 resolved.UseSandbox(sharedSandbox)
593 resolved.MergeExtensionTools(extToolAdapter)
594 injectSwarmSpawn(resolved.ToolRegistry)
595 return wireAgentExt(resolved.NewAgent()), resolved.Provider, resolved.Model, nil
596 }
597
598 var ag *core.Agent
599 if r.HasCredential() {
600 ag = wireAgentExt(r.NewAgent())
601 }
602
603 // /reload-ext callback: after the manager has respawned every
604 // extension, re-resolve the tool registry (built-ins + freshly-
605 // registered extension tools) and swap it onto the current
606 // agent in-place. The current agent may have been replaced by a
607 // /model swap since spawn, so re-read the live `ag` on each
608 // invocation.
609 extMgr.SetOnReload(func() {
610 current := ag
611 if current == nil {
612 return
613 }
614 resolved, err := Resolve(args, true)
615 if err != nil {
616 return
617 }
618 resolved.UseSandbox(sharedSandbox)
619 resolved.MergeExtensionTools(extToolAdapter)
620 injectSwarmSpawn(resolved.ToolRegistry)
621 current.SetTools(resolved.ToolRegistry)
622 })
623
624 // Fire session_start once we know the manager's running.
625 extMgr.EmitEvent(extproto.EventFromHost{Event: "session_start"})
626
627 var sess *core.Session
628 var sessBaselineMsgs int // messages already on disk when current session opened
629 // persistMu guards sess + sessBaselineMsgs against concurrent access
630 // from the agent loop's per-message persistence hook (runs on the
631 // agent goroutine) and the TUI's session swap / flush callbacks
632 // (run on the TUI goroutine). Without this, a /sessions swap that
633 // races with a finishing turn could double-write or lose messages.
634 var persistMu sync.Mutex
635 if !args.NoSess && ag != nil {
636 sess, _ = openOrCreateSession(args, r, ag, version)
637 if ag != nil {
638 sessBaselineMsgs = len(ag.Messages())
639 }
640 }
641 defer func() {
642 persistMu.Lock()
643 defer persistMu.Unlock()
644 if sess != nil {
645 sess.Close()
646 }
647 }()
648
649 // persistMessage is the per-message hook bound to the agent. It
650 // appends each new transcript message to the live session as soon
651 // as it lands, so a kill / closed terminal / OS crash costs at
652 // most the in-flight turn instead of the whole session. The
653 // baseline counter advances in lock-step so the exit-time flush
654 // doesn't double-write rows already on disk.
655 persistMessage := func(m provider.Message) {
656 persistMu.Lock()
657 defer persistMu.Unlock()
658 if sess == nil {
659 return
660 }
661 if err := sess.AppendMessage(m); err == nil {
662 sessBaselineMsgs++
663 }
664 }
665 persistUsage := func(cum provider.Usage) {
666 persistMu.Lock()
667 defer persistMu.Unlock()
668 if sess == nil {
669 return
670 }
671 _ = sess.AppendUsage(cum, cum)
672 }
673 persistCompaction := func(messages []provider.Message) {
674 persistMu.Lock()
675 defer persistMu.Unlock()
676 if sess == nil {
677 return
678 }
679 if err := sess.AppendCompaction(messages); err == nil {
680 sessBaselineMsgs = len(messages)
681 }
682 }
683 wireAgentPersist := func(a *core.Agent) *core.Agent {
684 if a == nil {
685 return a
686 }
687 a.OnMessageAppended = persistMessage
688 a.OnUsage = persistUsage
689 a.OnTranscriptCompacted = persistCompaction
690 return a
691 }
692 wireAgentPersist(ag)
693
694 // Re-wrap the build closures so any agent constructed by the TUI
695 // (login, /model swap to a different provider) also gets the
696 // persistence hooks. Without this, switching provider would
697 // silently revert to the old in-memory-only behaviour.
698 baseBuildAgent := buildAgent
699 buildAgent = func() (*core.Agent, string, string, error) {
700 a, p, m, err := baseBuildAgent()
701 return wireAgentPersist(a), p, m, err
702 }
703 baseBuildAgentFor := buildAgentFor
704 buildAgentFor = func(providerOverride, modelOverride string) (*core.Agent, string, string, error) {
705 a, p, m, err := baseBuildAgentFor(providerOverride, modelOverride)
706 return wireAgentPersist(a), p, m, err
707 }
708 baseBuildAgentForRescue := buildAgentForRescue
709 buildAgentForRescue = func(providerOverride, modelOverride string) (*core.Agent, string, string, error) {
710 a, p, m, err := baseBuildAgentForRescue(providerOverride, modelOverride)
711 return wireAgentPersist(a), p, m, err
712 }
713
714 // loadSession replaces the current session with the one at path and
715 // hands its messages to the agent. Used by the /sessions picker.
716 loadSession := func(path string) error {
717 currentAg := ag // captured
718 if currentAg == nil {
719 return fmt.Errorf("no agent running; log in first")
720 }
721 newSess, msgs, err := core.OpenSession(path)
722 if err != nil {
723 return err
724 }
725 fullMsgCount := len(msgs)
726 msgs = trimMessagesForResume(msgs, 100)
727 persistMu.Lock()
728 // Flush any unsaved messages to the old session before swapping.
729 // Per-message persistence keeps sessBaselineMsgs current, so
730 // this is a defensive no-op in the common case; it still
731 // matters for the rare race where a turn just finished and
732 // hadn't fired its hook yet.
733 if sess != nil {
734 writeNewTranscriptLocked(currentAg, sess, sessBaselineMsgs)
735 _ = sess.Close()
736 }
737 sess = newSess
738 currentAg.SetMessages(msgs)
739 if cum, last, uerr := core.SessionUsageDetail(path); uerr == nil {
740 currentAg.SeedCost(cum)
741 currentAg.SeedLastTurnUsage(last)
742 }
743 // The live agent only receives a compact resume window, but
744 // the session file remains intact. Keep the persistence
745 // baseline at the original on-disk message count so future
746 // turns append after the full session instead of duplicating
747 // the hydrated tail.
748 sessBaselineMsgs = fullMsgCount
749 persistMu.Unlock()
750 // Re-scope the swarm dashboard to the new session so /swarm
751 // only shows agents this session spawned. swarmMgr may be nil
752 // here if we haven't reached the construction site yet (it
753 // shouldn't be, since the interactive loop is what triggers
754 // loadSession, but the nil check is cheap insurance).
755 if swarmMgr != nil && newSess != nil {
756 swarmMgr.SetActiveSession(newSess.ID)
757 }
758 return nil
759 }
760
761 // changeCWD switches the running session to a new working directory.
762 // Wired into InteractiveConfig.ChangeCWD and invoked by the hidden
763 // /cd slash command (which itself is only fired by the workspaces
764 // extension's panel-key Enter handler today; the user can type /cd
765 // directly but it's not in autocomplete / help / the README).
766 //
767 // Steps, in order:
768 // 1. resolve + validate the new path (~ expansion, abs/rel)
769 // 2. close the current session, flushing pending messages
770 // 3. mutate captured args.CWD + r.CWD so future buildAgent
771 // calls bind to the new cwd
772 // 4. re-root the shared sandbox («·«) so /jail follows the
773 // session into the new cwd instead of widening or silently
774 // dropping
775 // 5. rebuild the agent via buildAgent() so tools, AGENTS.md
776 // addendum, system prompt, sessions dir all bind correctly
777 // 6. open a fresh session in the new cwd's bucket
778 // 7. push the new state into the running Interactive
779 // 8. re-scope the swarm dashboard to the freshly-opened session
780 //
781 // The /jail state is preserved verbatim: if the sandbox was locked
782 // to the old cwd, it stays locked, just re-pointed at the new one.
783 changeCWD := func(path string) error {
784 if path == "" {
785 return fmt.Errorf("empty path")
786 }
787 // ~ expansion.
788 if path == "~" || strings.HasPrefix(path, "~/") {
789 home, herr := os.UserHomeDir()
790 if herr != nil || home == "" {
791 return fmt.Errorf("cannot expand ~: %v", herr)
792 }
793 if path == "~" {
794 path = home
795 } else {
796 path = filepath.Join(home, path[2:])
797 }
798 }
799 if !filepath.IsAbs(path) {
800 path = filepath.Join(args.CWD, path)
801 }
802 absPath, err := filepath.Abs(path)
803 if err != nil {
804 return err
805 }
806 info, err := os.Stat(absPath)
807 if err != nil {
808 return err
809 }
810 if !info.IsDir() {
811 return fmt.Errorf("not a directory: %s", absPath)
812 }
813
814 currentAg := ag
815 if currentAg == nil {
816 return fmt.Errorf("no agent running; log in first")
817 }
818
819 // Close the current session before we drop the reference.
820 // Per-message persistence keeps it current already; this is
821 // a defensive flush + final fsync via Close.
822 persistMu.Lock()
823 if sess != nil {
824 writeNewTranscriptLocked(currentAg, sess, sessBaselineMsgs)
825 _ = sess.Close()
826 sess = nil
827 }
828 sessBaselineMsgs = 0
829 persistMu.Unlock()
830
831 // Mutate captured state so subsequent agent rebuilds and
832 // session opens see the new cwd.
833 wasJailed := sharedSandbox != nil && sharedSandbox.Locked()
834 args.CWD = absPath
835 r.CWD = absPath
836 if sharedSandbox != nil {
837 sharedSandbox.Root = absPath
838 if wasJailed {
839 sharedSandbox.Lock()
840 } else {
841 sharedSandbox.Unlock()
842 }
843 }
844
845 // Rebuild the agent so tools / AGENTS.md / system prompt
846 // re-bind to the new cwd. buildAgent() reads from args + r.
847 newAg, newProvider, newModel, berr := buildAgent()
848 if berr != nil {
849 return fmt.Errorf("rebuild agent: %v", berr)
850 }
851 ag = newAg
852
853 // Fresh session in the new cwd's bucket. We bypass
854 // openOrCreateSession's --continue / --resume branches
855 // because /cd's semantics are "start fresh here", matching
856 // what relaunching `zot --cwd <path>` would do today.
857 if !args.NoSess {
858 core.PruneEmptySessions(ZotHome(), absPath)
859 newSess, serr := core.NewSession(ZotHome(), absPath, newProvider, newModel, version)
860 if serr != nil {
861 return fmt.Errorf("open session in %s: %v", absPath, serr)
862 }
863 persistMu.Lock()
864 sess = newSess
865 sessBaselineMsgs = 0
866 persistMu.Unlock()
867 }
868
869 // Push the new state into the running Interactive.
870 if iv != nil {
871 iv.ApplyChangedCWD(newAg, newProvider, newModel, absPath)
872 }
873
874 // Re-scope the swarm dashboard to the new session.
875 if swarmMgr != nil && sess != nil {
876 swarmMgr.SetActiveSession(sess.ID)
877 }
878 return nil
879 }
880
881 term := tui.NewProcTerm()
882
883 // Kick off the async update check so the banner can appear when the
884 // http response eventually arrives (usually <1s on cached DNS). Map
885 // agent.UpdateInfo -> modes.UpdateInfo here to avoid a cyclic import.
886 updateCh := make(chan modes.UpdateInfo, 1)
887 go func() {
888 defer close(updateCh)
889 src := <-CheckForUpdateAsync(ZotHome(), version)
890 updateCh <- modes.UpdateInfo{
891 Current: src.Current,
892 Latest: src.Latest,
893 Available: src.Available,
894 URL: src.URL,
895 }
896 }()
897
898 // Changelog: when the running version differs from the last
899 // version whose release notes the user dismissed, fetch the
900 // release body from GitHub and have the TUI show it once. On
901 // first-ever launch (no prior LastChangelogShown), seed the
902 // stored version silently — don't dump release notes at someone
903 // who just installed.
904 changelogCh := make(chan modes.ChangelogPayload, 1)
905 go func() {
906 defer close(changelogCh)
907 cfg, _ := LoadConfig()
908 if cfg.LastChangelogShown == "" {
909 SeedChangelogVersion(version)
910 return
911 }
912 if !ShouldShowChangelog(version, cfg) {
913 return
914 }
915 info := <-FetchChangelogAsync(version)
916 if info.Body == "" {
917 return
918 }
919 // For dev builds (0.0.0), skip if the latest release was
920 // already shown (stored by the dismiss callback).
921 if version == "0.0.0" && info.Version == cfg.LastChangelogShown {
922 return
923 }
924 changelogCh <- modes.ChangelogPayload{
925 Version: info.Version,
926 Body: info.Body,
927 URL: info.URL,
928 }
929 }()
930
931 initialCfg, _ := LoadConfig()
932 theme, _, themeErr := tui.DetectThemeWithCustom(ZotHome(), initialCfg.Theme, 80*time.Millisecond)
933 if themeErr != nil {
934 fmt.Fprintln(os.Stderr, "theme load:", themeErr)
935 if initialCfg.Theme != "" && !tui.ThemeExists(ZotHome(), initialCfg.Theme) {
936 initialCfg.Theme = ""
937 _ = SaveConfig(initialCfg)
938 }
939 }
940
941 // swarmMgr was constructed and reloaded earlier (before the agent
942 // build, so the auto-swarm tool could capture it). Here we just
943 // scope the dashboard to the active host session so /swarm only
944 // shows agents this session spawned (and any pre-upgrade unscoped
945 // agents — see SnapshotAll docs). Updated again whenever the
946 // user swaps sessions via loadSession below.
947 if sess != nil {
948 swarmMgr.SetActiveSession(sess.ID)
949 }
950 // Best-effort shutdown on interactive exit: stop all running
951 // agents so they don't outlive their parent zot.
952 defer swarmMgr.StopAll()
953
954 iv = modes.NewInteractive(modes.InteractiveConfig{
955 Terminal: term,
956 Theme: theme,
957 InlineImagesEnabled: initialCfg.InlineImagesEnabled,
958 AutoSwarmEnabled: initialCfg.AutoSwarmEnabled,
959 RecursiveFileSuggest: initialCfg.RecursiveFileSuggest,
960 RespectGitignore: initialCfg.RespectGitignore,
961 ThemeName: initialCfg.Theme,
962 ExtensionThemes: extMgr.ThemeOptions,
963 AutoSwarmSystemAddendum: AutoSwarmSystemAddendum,
964 SettingsStore: configSettingsStore{},
965 Model: r.Model,
966 Provider: r.Provider,
967 AuthMethod: r.AuthMethod,
968 BaseURL: r.BaseURL,
969 Reasoning: r.Reasoning,
970 SystemPrompt: r.SystemPrompt,
971 Tools: r.ToolRegistry,
972 MaxSteps: r.MaxSteps,
973 CWD: r.CWD,
974 ZotHome: ZotHome(),
975 Version: version,
976 UpdateInfoChan: updateCh,
977 Sandbox: sharedSandbox,
978 Agent: ag,
979 InitialInput: args.Prompt,
980 AuthManager: mgr,
981 BuildAgent: buildAgent,
982 SetKimiCLIFallbackDisabled: SetKimiCLIFallbackDisabled,
983 BuildAgentFor: buildAgentFor,
984 BuildAgentForRescue: buildAgentForRescue,
985 LoggedInProviders: func() []string {
986 var out []string
987 seen := map[string]bool{}
988 for _, p := range knownProviders {
989 if _, _, err := ResolveCredential(p, ""); err == nil && !seen[p] {
990 out = append(out, p)
991 seen[p] = true
992 }
993 }
994 // Include custom providers that have credentials stored.
995 for p := range provider.CustomProviders() {
996 if _, _, err := ResolveCredential(p, ""); err == nil && !seen[p] {
997 out = append(out, p)
998 seen[p] = true
999 }
1000 }
1001 // Ollama models are always available (no auth needed).
1002 if !seen["ollama"] {
1003 out = append(out, "ollama")
1004 }
1005 return out
1006 },
1007 LoadSession: loadSession,
1008 ChangeCWD: changeCWD,
1009 CurrentSessionPath: func() string {
1010 if sess == nil {
1011 return ""
1012 }
1013 return sess.Path
1014 },
1015 FlushSession: func() {
1016 // Append any not-yet-persisted agent messages to the
1017 // current session file, then advance the baseline so
1018 // the final WriteNewTranscript at exit doesn't write
1019 // duplicates. Per-message persistence keeps the on-
1020 // disk file current already, so this is mostly a
1021 // defensive flush — still needed for /session export
1022 // to guarantee the exported bytes include the very
1023 // last in-flight turn.
1024 currentAg := iv.Agent()
1025 if currentAg == nil {
1026 return
1027 }
1028 persistMu.Lock()
1029 defer persistMu.Unlock()
1030 if sess == nil {
1031 return
1032 }
1033 writeNewTranscriptLocked(currentAg, sess, sessBaselineMsgs)
1034 sessBaselineMsgs = len(currentAg.Messages())
1035 },
1036 Extensions: extMgr,
1037 Swarm: swarmMgr,
1038 ChangelogChan: changelogCh,
1039 OnChangelogDismiss: func() {
1040 // For dev builds (0.0.0) store the actual release version
1041 // so the same changelog doesn't show again next launch.
1042 // For real builds, store the binary version.
1043 v := version
1044 if v == "0.0.0" {
1045 if iv != nil && iv.ChangelogVersion() != "" {
1046 v = iv.ChangelogVersion()
1047 }
1048 }
1049 _ = MarkChangelogShown(v)
1050 },
1051 SkillSnapshot: func() []*skills.Skill {
1052 if args.NoSkill {
1053 // --no-skill: nothing for the picker to show.
1054 return nil
1055 }
1056 // Re-discover so the picker reflects edits made during
1057 // the session. Cheap; SKILL.md files are small. Filter
1058 // out built-in skills — they're hidden from user-facing
1059 // surfaces because they're implementation detail; the
1060 // model still sees them through the system-prompt
1061 // manifest and the skill tool.
1062 userHome, _ := os.UserHomeDir()
1063 list, _ := skills.Discover(ZotHome(), r.CWD, userHome, args.WithSkills)
1064 return skills.VisibleSkills(list)
1065 },
1066 NoYolo: args.NoYolo,
1067 ConfirmGate: confirmGate,
1068 PersistModel: func(providerName, model string) {
1069 // Update config.json so next launch uses the same pick.
1070 cfg, _ := LoadConfig()
1071 cfg.Provider = providerName
1072 cfg.Model = model
1073 _ = SaveConfig(cfg)
1074 // Update the active session's meta so resume picks this up.
1075 if sess != nil {
1076 _ = sess.UpdateModel(providerName, model)
1077 }
1078 },
1079 })
1080
1081 // Bind the interactive TUI as the Confirmer. We deferred this
1082 // until now because the gate is constructed before the TUI
1083 // (the BeforeToolExecute closure captures it). SetConfirmer
1084 // is mutex-guarded on the gate so this is safe.
1085 if confirmGate != nil {
1086 confirmGate.SetConfirmer(iv)
1087 }
1088
1089 // Signal-driven flush: a SIGTERM / SIGHUP to the zot process
1090 // (closed terminal window, system shutdown, kill) used to lose
1091 // the entire in-memory transcript because the deferred post-Run
1092 // flush below never ran. Per-message persistence above covers
1093 // most of it; this handler writes any in-flight remainder and
1094 // then exits the process so we don't double-paint over a
1095 // broken terminal that the TUI's restore deferreds can no
1096 // longer fix from a signal context.
1097 //
1098 // SIGINT is intentionally NOT handled here — the TUI consumes
1099 // Ctrl+C as a regular key event for cancel/clear semantics, and
1100 // installing a SIGINT notifier here would swallow it.
1101 sigCh := make(chan os.Signal, 1)
1102 signal.Notify(sigCh, syscall.SIGTERM, syscall.SIGHUP)
1103 defer signal.Stop(sigCh)
1104 go func() {
1105 _, ok := <-sigCh
1106 if !ok {
1107 return
1108 }
1109 if finalAg := iv.Agent(); finalAg != nil {
1110 persistMu.Lock()
1111 if sess != nil {
1112 writeNewTranscriptLocked(finalAg, sess, sessBaselineMsgs)
1113 sessBaselineMsgs = len(finalAg.Messages())
1114 _ = sess.Close()
1115 sess = nil
1116 }
1117 persistMu.Unlock()
1118 }
1119 // Exit cleanly. Re-raising the signal would skip os.Exit's
1120 // at-exit hooks; explicit exit is fine because we've already
1121 // flushed the only at-risk state (the session file).
1122 os.Exit(0)
1123 }()
1124
1125 runErr := iv.Run(ctx)
1126
1127 // Flush final transcript to session (only if we had / ended up with an agent).
1128 if finalAg := iv.Agent(); finalAg != nil {
1129 persistMu.Lock()
1130 if sess != nil {
1131 writeNewTranscriptLocked(finalAg, sess, sessBaselineMsgs)
1132 sessBaselineMsgs = len(finalAg.Messages())
1133 }
1134 persistMu.Unlock()
1135 }
1136 return runErr
1137}
1138
1139// openOrCreateSession returns a session for the run. sess may be nil
1140// with a nil error if session persistence is disabled.
1141func openOrCreateSession(args Args, r Resolved, ag *core.Agent, version string) (*core.Session, error) {
1142 if args.NoSess {
1143 return nil, nil
1144 }
1145 // Sweep meta-only files left over from older zot versions (and from
1146 // any session that crashed before its first AppendMessage). Cheap;
1147 // reads the first few bytes of each file in the cwd's session dir.
1148 core.PruneEmptySessions(ZotHome(), args.CWD)
1149 var (
1150 s *core.Session
1151 msgs []provider.Message
1152 err error
1153 )
1154 switch {
1155 case args.Session != "":
1156 s, msgs, err = core.OpenSession(args.Session)
1157 // The swarm-agent child passes a fixed --session path that
1158 // may not exist yet on first Spawn. Treat ENOENT as "create
1159 // a fresh session AT THIS PATH" so the conversation actually
1160 // gets persisted; without this fallback the swarm child runs
1161 // with sess==nil and every Resume re-starts with no memory
1162 // of the prior turns. Other openers (--continue / --resume /
1163 // the picker) never see ENOENT here because they only choose
1164 // paths that already exist on disk.
1165 if err != nil && errors.Is(err, os.ErrNotExist) {
1166 s, err = core.NewSessionAtPath(args.Session, args.CWD, r.Provider, r.Model, version)
1167 msgs = nil
1168 }
1169 case args.Continue:
1170 latest := core.LatestSession(ZotHome(), args.CWD)
1171 if latest != "" {
1172 s, msgs, err = core.OpenSession(latest)
1173 }
1174 case args.Resume:
1175 picked, perr := pickSession(args.CWD)
1176 if perr != nil {
1177 return nil, perr
1178 }
1179 if picked != "" {
1180 s, msgs, err = core.OpenSession(picked)
1181 }
1182 }
1183 if err != nil {
1184 return nil, err
1185 }
1186 if s != nil {
1187 ag.SetMessages(msgs)
1188 if cum, last, uerr := core.SessionUsageDetail(s.Path); uerr == nil {
1189 ag.SeedCost(cum)
1190 ag.SeedLastTurnUsage(last)
1191 }
1192 return s, nil
1193 }
1194 return core.NewSession(ZotHome(), args.CWD, r.Provider, r.Model, version)
1195}
1196
1197func pickSession(cwd string) (string, error) {
1198 files := core.ListSessions(ZotHome(), cwd)
1199 if len(files) == 0 {
1200 fmt.Fprintln(os.Stderr, "no sessions for", cwd)
1201 return "", nil
1202 }
1203 for i, f := range files {
1204 fmt.Fprintf(os.Stderr, " %2d) %s\n", i+1, f)
1205 }
1206 fmt.Fprint(os.Stderr, "pick #: ")
1207 rd := bufio.NewReader(os.Stdin)
1208 line, _ := rd.ReadString('\n')
1209 line = strings.TrimSpace(line)
1210 var n int
1211 if _, err := fmt.Sscanf(line, "%d", &n); err != nil || n < 1 || n > len(files) {
1212 return "", fmt.Errorf("invalid selection")
1213 }
1214 return files[n-1], nil
1215}
1216
1217// WriteNewTranscript appends only messages after index `from` from the
1218// agent's transcript to the session. Used by callers that don't hold
1219// the persistMu (non-interactive print/json modes which run a single
1220// turn under their own goroutine).
1221func WriteNewTranscript(ag *core.Agent, sess *core.Session, from int) {
1222 writeNewTranscriptLocked(ag, sess, from)
1223}
1224
1225// writeNewTranscriptLocked is the same as WriteNewTranscript. The
1226// suffix marks that interactive callers must hold persistMu when
1227// invoking it so concurrent appends from the agent loop don't race
1228// with this catch-up flush.
1229func writeNewTranscriptLocked(ag *core.Agent, sess *core.Session, from int) {
1230 if sess == nil || ag == nil {
1231 return
1232 }
1233 msgs := ag.Messages()
1234 for i := from; i < len(msgs); i++ {
1235 _ = sess.AppendMessage(msgs[i])
1236 }
1237 cum := ag.Cost()
1238 _ = sess.AppendUsage(cum, cum)
1239}
1240
1241func readAllStdin() (string, error) {
1242 fi, err := os.Stdin.Stat()
1243 if err != nil {
1244 return "", err
1245 }
1246 if (fi.Mode() & os.ModeCharDevice) != 0 {
1247 return "", nil
1248 }
1249 b, err := io.ReadAll(os.Stdin)
1250 return string(b), err
1251}
1252
1253func printModels() {
1254 models := provider.Active()
1255
1256 // Compute column widths from actual data so wide providers (e.g.
1257 // xiaomi-token-plan-sgp) and long bedrock model ids don't force the
1258 // `name` column off-screen. Floors mirror the historical layout so
1259 // short catalogs look the same as before.
1260 provW, idW, srcW := len("provider"), len("model id"), len("source")
1261 for _, m := range models {
1262 if w := len(m.Provider); w > provW {
1263 provW = w
1264 }
1265 if w := len(m.ID); w > idW {
1266 idW = w
1267 }
1268 source := m.Source
1269 if source == "" {
1270 source = "catalog"
1271 }
1272 if m.Speculative {
1273 source = "speculative"
1274 }
1275 if w := len(source); w > srcW {
1276 srcW = w
1277 }
1278 }
1279
1280 header := fmt.Sprintf("%-*s %-*s %8s %8s %s %-*s %s",
1281 provW, "provider",
1282 idW, "model id",
1283 "context", "max-out", "reasoning",
1284 srcW, "source",
1285 "name")
1286 fmt.Println(header)
1287
1288 for _, m := range models {
1289 reason := " "
1290 if m.Reasoning {
1291 reason = "✓"
1292 }
1293 source := m.Source
1294 if source == "" {
1295 source = "catalog"
1296 }
1297 if m.Speculative {
1298 source = "speculative"
1299 }
1300 fmt.Printf("%-*s %-*s %8d %8d %s %-*s %s\n",
1301 provW, m.Provider,
1302 idW, m.ID,
1303 m.ContextWindow, m.MaxOutput,
1304 reason,
1305 srcW, source,
1306 m.DisplayName)
1307 }
1308}