package console

import (
	_ "embed"
	"fmt"
	"mtp20access/global"
	"net/http"
	"os"
	"os/exec"
	"path/filepath"
	"regexp"
	"runtime"
	"strings"

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

//go:embed upmtpgo.sh
var strShell string

var IsUpdateing = false

// MakeUpdateScript 生成脚本
func MakeUpdateScript(c *gin.Context) {
	global.M2A_LOG.Info("111111111")
	if IsUpdateing {
		c.String(http.StatusOK, "正在升级中...")
		return
	}
	global.M2A_LOG.Info("22222222")
	if runtime.GOOS == "windows" {
		c.String(http.StatusOK, "windows不支持, 仅支持linux下执行")
		return
	}
	// logger.GetLogger().Debug("*********************auto update*******************************")
	IsUpdateing = true
	defer func() {
		IsUpdateing = false
	}()

	global.M2A_LOG.Info("33333333")

	filename := c.DefaultQuery("filename", "")
	if createsh() {
		global.M2A_LOG.Info("7777777777")
		c.String(http.StatusOK, "正在执行升级, 升级会保留原有的config.yaml,且重启服务。注意：请勿刷新本页面。")
		global.M2A_LOG.Info("99999999999999")
		rx := regexp.MustCompile(`mtp20_access_*\.zip`) // mtp20_access_20221009092417.zip
		global.M2A_LOG.Info("0000000000000")
		names := rx.FindStringSubmatch(filename)
		global.M2A_LOG.Info("qqqqqqqqqqq")
		// 正则表达式检查文件名是否符合规范
		if len(names) > 0 && names[0] == filename {
			global.M2A_LOG.Info("wwwwwwwwwwwww")
			fmt.Println("filename:", filename)
			cmd := exec.Command("sh", "./update.sh", filename)
			fmt.Println("cmd param:", cmd.Args)
			cmd.Run()
		} else {
			global.M2A_LOG.Info("aaaaaaaaaaaaa")
			_ = exec.Command("sh", "./update.sh").Run()
			global.M2A_LOG.Info("bbbbbbbbbb")
		}
	} else {
		global.M2A_LOG.Info("88888888888888888")
		c.String(http.StatusBadRequest, "创建脚本失败, 可能是权限不足")
	}
}

// 生成update.sh文件
func createsh() bool {
	global.M2A_LOG.Info("4444444444")
	dir := ""
	if str, err := filepath.Abs(filepath.Dir(os.Args[0])); err == nil {
		dir = strings.Replace(str, "\\", "/", -1)
	} else {
		return false
	}
	global.M2A_LOG.Info("555555555555")
	// 创建文件
	if f, err := os.OpenFile(dir+"/update.sh", os.O_RDWR|os.O_TRUNC|os.O_CREATE, 0666); err == nil {
		f.Write([]byte(strShell))
		f.Close()
	} else {
		return false
	}
	global.M2A_LOG.Info("66666666666")
	return true
}