a515e1505a
All checks were successful
check / check (push) Successful in 1m11s
Update go.mod module directive, all Go import paths, and JSON schema $id URIs to use the new sneak.berlin/go/neoirc module path.
79 lines
1.6 KiB
Go
79 lines
1.6 KiB
Go
// Package logger provides structured logging for the application.
|
|
package logger
|
|
|
|
import (
|
|
"log/slog"
|
|
"os"
|
|
|
|
"go.uber.org/fx"
|
|
"sneak.berlin/go/neoirc/internal/globals"
|
|
)
|
|
|
|
// Params defines the dependencies for creating a Logger.
|
|
type Params struct {
|
|
fx.In
|
|
|
|
Globals *globals.Globals
|
|
}
|
|
|
|
// Logger wraps slog with application-specific configuration.
|
|
type Logger struct {
|
|
log *slog.Logger
|
|
level *slog.LevelVar
|
|
params Params
|
|
}
|
|
|
|
// New creates a new Logger with appropriate handler
|
|
// based on terminal detection.
|
|
func New(
|
|
_ fx.Lifecycle, params Params,
|
|
) (*Logger, error) {
|
|
logger := new(Logger)
|
|
logger.level = new(slog.LevelVar)
|
|
logger.level.Set(slog.LevelInfo)
|
|
|
|
tty := false
|
|
|
|
if fileInfo, _ := os.Stdout.Stat(); (fileInfo.Mode() & os.ModeCharDevice) != 0 {
|
|
tty = true
|
|
}
|
|
|
|
opts := &slog.HandlerOptions{ //nolint:exhaustruct // ReplaceAttr optional
|
|
Level: logger.level,
|
|
AddSource: true,
|
|
}
|
|
|
|
var handler slog.Handler
|
|
if tty {
|
|
handler = slog.NewTextHandler(os.Stdout, opts)
|
|
} else {
|
|
handler = slog.NewJSONHandler(os.Stdout, opts)
|
|
}
|
|
|
|
logger.log = slog.New(handler)
|
|
logger.params = params
|
|
|
|
return logger, nil
|
|
}
|
|
|
|
// EnableDebugLogging switches the log level to debug.
|
|
func (logger *Logger) EnableDebugLogging() {
|
|
logger.level.Set(slog.LevelDebug)
|
|
logger.log.Debug(
|
|
"debug logging enabled", "debug", true,
|
|
)
|
|
}
|
|
|
|
// Get returns the underlying slog.Logger.
|
|
func (logger *Logger) Get() *slog.Logger {
|
|
return logger.log
|
|
}
|
|
|
|
// Identify logs the application name and version at startup.
|
|
func (logger *Logger) Identify() {
|
|
logger.log.Info("starting",
|
|
"appname", logger.params.Globals.Appname,
|
|
"version", logger.params.Globals.Version,
|
|
)
|
|
}
|