package main

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

	"streambox/config"
	"streambox/internal/router"
	"streambox/pkg/logger"
)

func main() {
	cfg, err := config.Load()
	if err != nil {
		log.Fatalf("load config failed: %v", err)
	}
	if err := logger.Init(cfg.Log.Level, cfg.Log.Encoding); err != nil {
		log.Fatalf("init logger failed: %v", err)
	}
	defer logger.Sync()

	r := router.New(cfg)

	addr := fmt.Sprintf(":%d", cfg.Server.Port)
	srv := &http.Server{
		Addr:    addr,
		Handler: r,
	}
	// 可选超时
	if d, err := time.ParseDuration(cfg.Server.ReadTimeout); err == nil {
		srv.ReadTimeout = d
	}
	if d, err := time.ParseDuration(cfg.Server.WriteTimeout); err == nil {
		srv.WriteTimeout = d
	}

	go func() {
		logger.Sugar.Infow("server starting", "addr", addr, "mode", cfg.Server.Mode)
		if err := srv.ListenAndServe(); err != nil && err != http.ErrServerClosed {
			log.Fatalf("listen failed: %v", err)
		}
	}()

	quit := make(chan os.Signal, 1)
	signal.Notify(quit, syscall.SIGINT, syscall.SIGTERM)
	<-quit
	logger.Sugar.Info("shutting down server...")

	ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
	defer cancel()
	if err := srv.Shutdown(ctx); err != nil {
		logger.Sugar.Errorf("server shutdown failed: %v", err)
	}
	logger.Sugar.Info("server exited")
}