//go:build !windows

package winsvc

import (
	"context"
	"log/slog"
	"os"
	"os/signal"
	"syscall"
	"time"
)

func RegisterShutdownHandler(ctx context.Context, shutdownFunc func(context.Context) error) {
	sigCh := make(chan os.Signal, 1)
	signal.Notify(sigCh, syscall.SIGTERM, syscall.SIGINT)
	<-sigCh
	slog.Info("shutdown signal received")
	shutdownCtx, cancel := context.WithTimeout(ctx, 30*time.Second)
	defer cancel()
	if err := shutdownFunc(shutdownCtx); err != nil {
		slog.Error("shutdown error", "err", err)
		os.Exit(1)
	}
	os.Exit(0)
}