package wxrouter

import (
	"errors"
	"strings"
	"time"
	"xiawan/wx/clientsdk"
	"xiawan/wx/clientsdk/baseinfo"
	"xiawan/wx/clientsdk/baseutils"
	"xiawan/wx/db"
	"xiawan/wx/protobuf/wechat"
	"xiawan/wx/srv/wxcore"
	"xiawan/wx/srv/wxface"

	"github.com/gogo/protobuf/proto"
)

// WXCheckQrcodeRouter 检测二维码状态响应路由
type WXCheckQrcodeRouter struct {
	wxcore.WXBaseRouter
}

// Handle 处理conn业务的方法
func (cqr *WXCheckQrcodeRouter) Handle(wxResp wxface.IWXResponse) error {
	defer wxcore.TryE("WXCheckQrcodeRouter Handle")
	currentWXConn := wxResp.GetWXConncet()
	currentAccount := currentWXConn.GetWXAccount()
	currentInvoker := currentWXConn.GetWXReqInvoker()
	currentCache := currentWXConn.GetWXCache()
	currentUserInfo := currentAccount.GetUserInfo()

	// 解析检测二维码响应
	var checkResp wechat.CheckLoginQRCodeResponse
	err := clientsdk.ParseResponseData(currentUserInfo, wxResp.GetPackHeader(), &checkResp)
	if err != nil {
		// 请求出问题了，判断是否掉线，并重连
		currentWXConn.Stop()
		return err
	}

	// 解密出现问题，说明协议出现了问题
	qrcodeInfo := currentCache.GetQrcodeInfo()
	retBytes, err := baseutils.AesDecryptByteKey(checkResp.LoginQrcodeNotifyPkg.NotifyData.Buffer, qrcodeInfo.QrCodeKey)

	if err != nil {
		// 请求出问题了，应该关闭链接
		currentWXConn.Stop()
		return err
	}

	lgQrNotify := &wechat.LoginQRCodeNotify{}
	err = proto.Unmarshal(retBytes, lgQrNotify)
	if err != nil {
		// 请求出问题了，应该关闭链接
		currentWXConn.Stop()
		return err
	}

	errMsg := ""
	if lgQrNotify.GetState() == 2 {
		// 每秒查一次数据库太频繁了，这里改为仅在扫码成功后查一次
		bind, _ := db.IsLicenseBind(currentUserInfo.UUID)
		if bind != nil && len(lgQrNotify.GetWxid()) > 0 && lgQrNotify.GetWxid() != bind.WxId {
			errMsg = "该授权码(KEY)已绑定其他微信号, 请换一个KEY"
		}

	}

	// 添加扫码状态缓存
	db.AddCheckStatusCache(currentUserInfo.UUID, &baseinfo.CheckLoginQrCodeResult{
		LoginQRCodeNotify: lgQrNotify,
		Msg:               errMsg,
	})

	if len(errMsg) != 0 {
		// 当前 License 已绑定其他微信号, 需要更换 License
		currentWXConn.Stop()
		return errors.New(errMsg)
	}

	str := byteArrayToString(retBytes)
	ticketValue := extractTicketValue(str)
	// fmt.Println(ticketValue, 111111111111)

	if ticketValue != "" {
		// 赋值ticketValue
		currentUserInfo.Ticket = ticketValue
		currentUserInfo.LoginDataInfo.Ticket = ticketValue
		db.AddCheckStatusCache(currentUserInfo.UUID, &baseinfo.CheckLoginQrCodeResult{
			LoginQRCodeNotify: lgQrNotify,
			Msg:               "请提交验证码后登录",
			Ret:               int32(0),
		})
	}

	if lgQrNotify.GetState() == 2 {
		// 扫码成功发送登录包
		err := currentInvoker.SendManualAuthRequest(lgQrNotify.GetWxnewpass(), lgQrNotify.GetWxid())
		if err != nil {
			// 在停止连接前，确保扫码状态被正确持久化保存
			db.AddCheckStatusCache(currentUserInfo.UUID, &baseinfo.CheckLoginQrCodeResult{
				LoginQRCodeNotify: lgQrNotify,
				Msg:               "登录包发送失败：" + err.Error(),
				Ret:               int32(300),
			})
			// 确保状态被保存后再停止连接
			time.Sleep(time.Millisecond * 200)
			currentWXConn.Stop()
			return err
		}
		go func() {
			// 3 秒后发送指令
			time.Sleep(3 * time.Second)
			currentCache.SetScanFinish(true)

			// 扫码完成后再次更新状态缓存，确保登录成功的状态被持久化
			db.AddCheckStatusCache(currentUserInfo.UUID, &baseinfo.CheckLoginQrCodeResult{
				LoginQRCodeNotify: lgQrNotify,
				Msg:               "登录成功",
				Ret:               int32(0),
			})
		}()
	} else if lgQrNotify.GetState() == 4 {
		// 在停止连接前，确保状态被正确保存
		db.AddCheckStatusCache(currentUserInfo.UUID, &baseinfo.CheckLoginQrCodeResult{
			LoginQRCodeNotify: lgQrNotify,
			Msg:               "二维码失效",
			Ret:               int32(301),
		})
		// 确保状态被保存后再停止连接
		time.Sleep(time.Millisecond * 200)
		currentWXConn.Stop()
		return errors.New("WXCheckQrcodeRouter err: 二维码失效")
	} else {
		currentUserInfo.HeadURL = lgQrNotify.GetHeadImgUrl()
		err := currentWXConn.GetWXReqInvoker().SendCheckLoginQrcodeRequest(qrcodeInfo.QrCodeUUID, qrcodeInfo.QrCodeKey)
		if err != nil {
			currentWXConn.Stop()
			return err
		}
		time.Sleep(time.Second)
	}

	return nil
}

func byteArrayToString(data []byte) string {
	return string(data)
}

func extractTicketValue(str string) string {
	index := strings.Index(str, "ticket=")
	if index == -1 {
		return ""
	}
	return str[index+len("ticket="):]
}