glib.go RawHistoryFolder

1package logging
2
3import (
4	"context"
5	"sync"
6
7	"github.com/bnema/puregotk/v4/glib"
8	"github.com/rs/zerolog"
9)
10
11// glibLogger holds the logger for the GLib handler.
12// We need this because the GLib callback doesn't support passing Go pointers directly.
13var (
14	glibLogger     zerolog.Logger
15	glibLoggerOnce sync.Once
16)
17
18// InstallGLibLogHandler installs a custom GLib log handler that routes
19// GTK4/WebKitGTK6/GLib messages to the provided zerolog logger.
20// This must be called before GTK/WebKit initialization.
21// The handler captures messages from all GLib-based libraries (GTK, GDK, WebKit, etc.)
22// If enableDebug is true, GLib debug messages will also be captured (useful when log level is debug/trace).
23func InstallGLibLogHandler(ctx context.Context, logger zerolog.Logger, enableDebug bool) {
24	log := FromContext(ctx)
25
26	glibLoggerOnce.Do(func() {
27		glibLogger = logger
28
29		// Only enable GLib debug messages if requested (matches app log level)
30		if enableDebug {
31			glib.LogSetDebugEnabled(true)
32		}
33
34		// Install our custom handler for all log messages
35		handler := glib.LogFunc(glibLogHandler)
36		glib.LogSetDefaultHandler(&handler, 0)
37
38		log.Info().Bool("debug_enabled", enableDebug).Msg("GLib log handler installed")
39	})
40}
41
42// glibLogHandler is the callback invoked by GLib for all log messages.
43func glibLogHandler(domain string, level glib.LogLevelFlags, message string, _ uintptr) {
44	// Map GLib log levels to zerolog levels
45	var event *zerolog.Event
46
47	switch {
48	case level&glib.GLogLevelErrorValue != 0:
49		event = glibLogger.Error()
50	case level&glib.GLogLevelCriticalValue != 0:
51		event = glibLogger.Error()
52	case level&glib.GLogLevelWarningValue != 0:
53		event = glibLogger.Warn()
54	case level&glib.GLogLevelMessageValue != 0:
55		event = glibLogger.Info()
56	case level&glib.GLogLevelInfoValue != 0:
57		event = glibLogger.Info()
58	case level&glib.GLogLevelDebugValue != 0:
59		event = glibLogger.Debug()
60	default:
61		event = glibLogger.Debug()
62	}
63
64	// Add domain if present
65	if domain != "" {
66		event = event.Str("glib_domain", domain)
67	}
68
69	event.Msg(message)
70}