package logging

import (
	"log/slog"
	"os"
	"strings"
)

// New returns a slog.Logger at the given level (DEBUG|INFO|WARN|ERROR).
// Pass config.Config.LogLevel as the argument. Defaults to INFO on unrecognised input.
func New(level string) *slog.Logger {
	var l slog.Level
	switch strings.ToUpper(level) {
	case "DEBUG":
		l = slog.LevelDebug
	case "WARN", "WARNING":
		l = slog.LevelWarn
	case "ERROR":
		l = slog.LevelError
	default:
		l = slog.LevelInfo
	}
	return slog.New(slog.NewTextHandler(os.Stderr, &slog.HandlerOptions{Level: l}))
}