browser_launcher.go RawHistoryFolder

1package desktop
2
3import (
4	"context"
5	"errors"
6	"fmt"
7	"os/exec"
8
9	"github.com/bnema/dumber/internal/application/port"
10)
11
12// ErrBrowserLaunchUnconfirmed reports that a running browser instance may have
13// received the request, but the caller could not confirm that in time.
14var ErrBrowserLaunchUnconfirmed = errors.New("browser launch could not be confirmed")
15
16// BrowserLauncher opens standalone-omnibox URLs in a relay-first dumber browser instance.
17type BrowserLauncher struct {
18	relay                 port.BrowserLaunchRelay
19	resolveExecutablePath func() (string, error)
20	startDetachedProcess  func(*exec.Cmd) error
21}
22
23// NewBrowserLauncher creates a browser launcher that prefers relay handoff.
24func NewBrowserLauncher(relay port.BrowserLaunchRelay) *BrowserLauncher {
25	return &BrowserLauncher{
26		relay:                 relay,
27		resolveExecutablePath: getExecutablePath,
28		startDetachedProcess:  startDetachedProcess,
29	}
30}
31
32// LaunchFreshWindowURL forwards the URL to a running instance when possible,
33// always requesting a new browser window. This keeps standalone omnibox
34// navigation independent from external-link workspace placement settings.
35func (l *BrowserLauncher) LaunchFreshWindowURL(ctx context.Context, url string) error {
36	if l == nil {
37		return errors.New("browser launcher is unavailable")
38	}
39
40	if l.relay != nil {
41		delivered, err := l.relay.DeliverOpenFreshWindow(ctx, url)
42		if err != nil {
43			if delivered && errors.Is(err, ErrBrowserLaunchRelayUnconfirmed) {
44				return ErrBrowserLaunchUnconfirmed
45			}
46			return fmt.Errorf("forward dumber browser URL: %w", err)
47		}
48		if delivered {
49			return nil
50		}
51	}
52
53	if err := launchBrowserFreshWindowURL(url, l.resolveExecutablePath, l.startDetachedProcess); err != nil {
54		return fmt.Errorf("launch dumber browse: %w", err)
55	}
56	return nil
57}