/*
 * @Author: giaogiao giaogiao
 * @Date: 2023-08-28 10:24:38
 * @LastEditors: giaogiao giaogiao
 * @LastEditTime: 2023-09-01 16:40:52
 * @FilePath: \goweb\main.go
 * @Description: 这是默认设置,请设置`customMade`, 打开koroFileHeader查看配置 进行设置: https://github.com/OBKoro1/koro1FileHeader/wiki/%E9%85%8D%E7%BD%AE
 */
package main

import (
	"embed"
	"encoding/json"
	"fmt"
	"io/fs"
	"log"
	"net"
	"net/http"
	"os"

	"goweb/controller"
	"goweb/wol"

	"github.com/labstack/echo/v4"
	"github.com/labstack/echo/v4/middleware"
	"golang.org/x/net/websocket"
)

//go:embed app
var embededFiles embed.FS

func getFileSystem(useOS bool) http.FileSystem {
	if useOS {
		log.Print("using live mode")
		return http.FS(os.DirFS("app"))
	}

	log.Print("using embed mode")
	fsys, err := fs.Sub(embededFiles, "app")
	if err != nil {
		panic(err)
	}

	return http.FS(fsys)
}

func get_send_start(c echo.Context) error {
	mac := c.Param("mac")
	println("开始发送wol 地址为" + mac)
	a, err := net.Interfaces()
	if err != nil {
		return err
	}
	for i := range a {
		if int(a[i].Flags) > 50 {
			fmt.Printf("正在往 %s 接口发送\n", a[i].Name)
			wol.WakespecifyInterfac(mac, "255.255.255.255", "9", a[i].Name)
		}
	}

	return c.String(http.StatusOK, "已经发送请求MAC :"+mac)

}

func hello(c echo.Context) error {
	type Data struct {
		Mac string `json:"mac"`
	}
	type TooLTT struct {
		Method string `json:"method"`
		Data   Data   `json:"data"`
	}
	websocket.Handler(func(ws *websocket.Conn) {
		defer ws.Close()
		var wsValue TooLTT
		for {
			// Write

			// timeUnix := time.Now().Unix()
			// output, _ := json.Marshal(&wsValue)
			// err := websocket.Message.Send(ws, "Hello, Client!"+string(output)+" time is :"+strconv.FormatInt(timeUnix, 10))
			// if err != nil {
			// 	c.Logger().Error(err)
			// }

			// Read
			msg := ""
			err := websocket.Message.Receive(ws, &msg)
			if err != nil {
				c.Logger().Error(err)
				break
			}

			json.Unmarshal([]byte(msg), &wsValue)
			switch {
			case wsValue.Method == "start":
				controller.Send_start(wsValue.Data.Mac, &ws)
			case wsValue.Method == "getall":
				controller.Getall(&ws)
			default:
				fmt.Printf("error")
			}
			fmt.Printf("%s\n", msg)

		}
	}).ServeHTTP(c.Response(), c.Request())
	return nil
}
func main() {
	e := echo.New()
	useOS := len(os.Args) > 1 && os.Args[1] == "live"
	assetHandler := http.FileServer(getFileSystem(useOS))
	e.Use(middleware.CORSWithConfig(middleware.CORSConfig{AllowOrigins: []string{"*"}, AllowMethods: []string{echo.GET, echo.HEAD, echo.PUT, echo.PATCH, echo.POST, echo.DELETE}}))
	e.GET("/", echo.WrapHandler(assetHandler))
	e.GET("/static/*", echo.WrapHandler(http.StripPrefix("/static/", assetHandler)))

	e.Use(middleware.Logger())
	e.Use(middleware.Recover())
	e.GET("/ws", hello)
	e.GET("/mac/:mac", get_send_start)
	e.Logger.Fatal(e.Start(":1323"))
}