package main

import (
	"context"
	"errors"
	"log"
	"net/http"
	"os"
	"os/signal"
	"syscall"
	"time"

	"luxtools/internal/server"
)

func main() {
	srv, err := server.New()
	if err != nil {
		log.Fatalf("failed to configure server: %v", err)
	}

	httpServer := &http.Server{
		Addr:         srv.Address(),
		Handler:      srv.Router(),
		ReadTimeout:  15 * time.Second,
		WriteTimeout: 15 * time.Second,
		IdleTimeout:  60 * time.Second,
	}

	log.Printf("Luxtools web server running on http://127.0.0.1%s", srv.Address())

	go func() {
		if err := httpServer.ListenAndServe(); err != nil && !errors.Is(err, http.ErrServerClosed) {
			log.Fatalf("server error: %v", err)
		}
	}()

	ctx, stop := signal.NotifyContext(context.Background(), os.Interrupt, syscall.SIGTERM)
	defer stop()

	<-ctx.Done()
	shutdownCtx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
	defer cancel()

	if err := httpServer.Shutdown(shutdownCtx); err != nil {
		log.Printf("graceful shutdown failed: %v", err)
	} else {
		log.Println("server stopped")
	}
}