package main

import (
	"context"
	"fmt"
	"github.com/labstack/echo/v4"
	"github.com/labstack/echo/v4/middleware"
	"mylomen_server/apps"
	"mylomen_server/common/constant"
	"mylomen_server/common/utils"
	"mylomen_server/static"
	"mylomen_server/static/css"
	"mylomen_server/static/js"
	"net/http"
	"os"
	"os/signal"
	"syscall"
	"time"
)

func main() {
	e := echo.New()
	// Echo instance
	e.HideBanner = true
	e.HidePort = true
	e.Validator = utils.NewValidator()
	e.Use(middleware.Recover())

	// Middleware
	e.Use(func(next echo.HandlerFunc) echo.HandlerFunc {
		return func(c echo.Context) error {
			w := c.Response()
			r := c.Request()
			w.Header().Add("Access-Control-Allow-Origin", "*")
			w.Header().Add("Access-Control-Allow-Credentials", "true")
			w.Header().Add("Access-Control-Allow-Headers", "*")
			w.Header().Add("Access-Control-Allow-Methods", "POST, GET, OPTIONS, PUT, DELETE")
			if r.Method == "OPTIONS" {
				http.Error(w, "No Content", http.StatusNoContent)
				return nil
			}
			return next(c)
		}
	})

	//健康检测
	e.GET("/health", func(c echo.Context) error { return c.JSON(http.StatusOK, "ok") })
	e.GET("/name", func(c echo.Context) error { return c.JSON(http.StatusOK, "mylomen-server") })
	e.GET("/v1/subscribeEmail", func(c echo.Context) error { return c.JSON(http.StatusOK, "ok") })
	e.GET("/v1/unsubscribeEmail", func(c echo.Context) error { return c.JSON(http.StatusOK, "ok") })
	e.GET("/v1/subscribeTopic", func(c echo.Context) error { return c.JSON(http.StatusOK, "ok") })
	e.GET("/v1/unsubscribeTopic", func(c echo.Context) error { return c.JSON(http.StatusOK, "ok") })
	e.GET("/WW_verify_aMVgO6pcg3RRrMvk.txt", func(c echo.Context) error {
		//c.Response().Header().Set("Content-Type", "image/gif")
		return c.String(http.StatusOK, "aMVgO6pcg3RRrMvk")
	})

	//登录界面
	e.GET("/", static.Login)
	e.GET("/favicon.ico", static.Favicon)
	e.GET("/chat", static.Chat)
	e.GET("/note.html", static.Note)
	e.GET("/chat1", static.Chat1)
	e.GET("/chat2", static.Chat2)
	e.GET("/chat3", static.Chat3)

	//user
	apps.InitUserGroup(e.Group("/v1/user/"))

	//static
	static.InitStaticGroup(e.Group("/v1/static/"))
	css.InitCssGroup(e.Group("/css"))
	js.InitJsGroup(e.Group("/js"))

	//ai
	apps.InitAiGroup(e.Group("/v1/ai/", func(next echo.HandlerFunc) echo.HandlerFunc {
		return func(c echo.Context) error {
			c.Set(constant.BizId, constant.BizIdAI)
			return next(c)
		}
	} /*filter.UserAuth,*/ /*filter.UseLimit*/))

	// Start server
	go func() {
		if err := e.Start(":8080"); err != nil && err != http.ErrServerClosed {
			fmt.Println("shutting down the server")
			panic(err)
		}
	}()

	// Wait for interrupt signal to gracefully shutdown the server with a timeout of 10 seconds.
	// Use a buffered channel to avoid missing signals as recommended for signal.Notify
	quit := make(chan os.Signal, 1)
	signal.Notify(quit, syscall.SIGINT, syscall.SIGTERM)
	<-quit
	ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
	defer cancel()
	if err := e.Shutdown(ctx); err != nil {
		fmt.Println(err.Error())
	}
}