package web

import (
	"context"
	"log/slog"
	"net/http"
	"os"
	"proxy-server/server/web/auth"
	"proxy-server/server/web/router"

	"github.com/gin-gonic/gin"
)

var server *http.Server

func Start(ctx context.Context, errCh chan error) {
	address := ":" + os.Getenv("PORT")
	engine := gin.Default()
	server = &http.Server{Addr: address, Handler: engine}

	// 监听关闭信号
	go func() {
		<-ctx.Done()
		slog.Info("web 服务被动关闭")
		err := server.Shutdown(ctx)
		if err != nil {
			slog.Error("web 服务关闭失败", err)
			return
		}
	}()

	// 配置中间件和路由
	auth.Apply(engine, nil)
	router.Apply(engine)

	// 启动服务
	err := server.ListenAndServe()
	if err != nil {
		errCh <- err
		return
	}

	slog.Debug("web 服务主动结束")
	errCh <- nil
}