package controllers

import (
	"encoding/json"
	"hongze/hongze_cygx/models"
	"hongze/hongze_cygx/utils"
	"strconv"
	"github.com/medivhzhan/weapp/v2"
	"time"
)

type WechatController struct {
	BaseAuthController
}

type WechatCommonController struct {
	BaseCommonController
}

// @Title 微信登录接口
// @Description 微信登录接口
// @Param   Code   query   string  true       "微信唯一编码code"
// @Success 200 {object} models.WxLoginResp
// @router /login [get]
func (this *WechatCommonController) WechatLogin() {
	br := new(models.BaseResponse).Init()
	defer func() {
		this.Data["json"] = br
		this.ServeJSON()
	}()
	var req models.WxLoginReq
	err := json.Unmarshal(this.Ctx.Input.RequestBody, &req)
	if err != nil {
		br.Msg = "参数解析异常！"
		br.ErrMsg = "参数解析失败，Err:" + err.Error()
		return
	}
	if req.Code == "" {
		br.Msg = "参数错误"
		br.ErrMsg = "Code 为空"
		return
	}
	wxInfo, err := weapp.Login(utils.WxAppId, utils.WxAppSecret, req.Code)
	if err != nil {
		br.Msg = "获取用户信息失败"
		br.ErrMsg = "获取用户信息失败,Err:" + err.Error()
		return
	}
	if err = wxInfo.GetResponseError(); err != nil {
		br.Msg = "获取用户信息失败"
		br.ErrMsg = "获取用户信息失败,code:" + strconv.Itoa(wxInfo.ErrCode) + ",msg:" + wxInfo.ErrMSG
		return
	}
	firstLogin := 1
	userId := 0
	wxUser, err := models.GetWxUserItemByUnionid(wxInfo.UnionID)
	if err != nil && err.Error() != utils.ErrNoRow() {
		br.Msg = "获取用户信息失败"
		br.ErrMsg = "根据openid获取用户信息失败，Eerr:" + err.Error()
		return
	}
	if wxUser == nil || (err != nil && err.Error() == utils.ErrNoRow()) {
		user := new(models.WxUser)
		user.OpenId = wxInfo.OpenID
		user.CompanyId = 1
		user.CreatedTime = time.Now()
		user.UnionId = wxInfo.UnionID
		user.Unionid = wxInfo.UnionID
		user.FirstLogin = 1
		user.Enabled = 1
		user.RegisterPlatform = 1
		user.RegisterTime = time.Now()
		user.SessionKey = wxInfo.SessionKey
		newId, err := models.AddWxUser(user)
		if err != nil {
			br.Msg = "登录失败"
			br.ErrMsg = "登录失败，新增联系人失败，Eerr:" + err.Error()
			return
		}
		userId = int(newId)
	} else {
		firstLogin = wxUser.FirstLogin
		userId = wxUser.UserId
		models.ModifyWxUserSessionKey(wxInfo.SessionKey, userId)
	}

	var token string
	tokenItem, err := models.GetTokenByUid(userId)
	if err != nil && err.Error() != utils.ErrNoRow() {
		br.Msg = "登录失败"
		br.ErrMsg = "登录失败，获取token失败:" + err.Error()
		return
	}

	if tokenItem == nil || (err != nil && err.Error() == utils.ErrNoRow()) {
		timeUnix := time.Now().Unix()
		timeUnixStr := strconv.FormatInt(timeUnix, 10)
		token = utils.MD5(strconv.Itoa(userId)) + utils.MD5(timeUnixStr)
		//新增session
		{
			session := new(models.CygxSession)
			session.OpenId = wxInfo.OpenID
			session.UnionId = wxInfo.UnionID
			session.UserId = userId
			session.CreatedTime = time.Now()
			session.LastUpdatedTime = time.Now()
			session.ExpireTime = time.Now().AddDate(0, 3, 0)
			session.AccessToken = token
			err = models.AddSession(session)
			if err != nil {
				br.Msg = "登录失败"
				br.ErrMsg = "登录失败，新增用户session信息失败:" + err.Error()
				return
			}
		}
	} else {
		token = tokenItem.AccessToken
	}
	{
		newItem, _ := models.GetWxUserItemByUserId(userId)
		if newItem.Mobile == "" && newItem.Email == "" {
			firstLogin = 1
		}
	}

	//新增登录日志
	{
		loginLog := new(models.WxUserLog)
		loginLog.UserId = userId
		loginLog.OpenId = wxInfo.OpenID
		loginLog.UnionId = wxInfo.UnionID
		loginLog.CreateTime = time.Now()
		loginLog.Handle = "wechat_login_cygx"
		loginLog.Remark = token
		go models.AddWxUserLog(loginLog)
	}

	{
		codeLog := new(models.WxUserCode)
		codeLog.WxCode = req.Code
		codeLog.UserId = userId
		codeLog.Code = 0
		codeLog.FirstLogin = firstLogin
		codeLog.Authorization = token
		codeLog.UserPermission = 1
		codeLog.CreateTime = time.Now()
		models.AddWxUserCode(codeLog)
	}

	resp := new(models.WxLoginResp)
	resp.UserId = userId
	resp.FirstLogin = firstLogin
	resp.Authorization = token
	br.Ret = 200
	br.Success = true
	br.Msg = "登录成功"
	br.Data = resp
}

// @Title 小程序获取用户信息
// @Description 小程序获取用户信息接口(需要登录)
// @Param	request	body models.WxGetUserInfoReq true "type json string"
// @Success 200 {object} models.WxGetUserInfoResp
// @router /getUserInfo [post]
func (this *WechatController) GetUserInfo() {
	br := new(models.BaseResponse).Init()
	defer func() {
		this.Data["json"] = br
		this.ServeJSON()
	}()
	var req models.WxGetUserInfoReq
	err := json.Unmarshal(this.Ctx.Input.RequestBody, &req)
	if err != nil {
		br.Msg = "参数解析异常！"
		br.ErrMsg = "参数解析失败，Err:" + err.Error()
		return
	}
	if req.RawData == "" || req.EncryptedData == "" || req.Signature == "" || req.Iv == "" {
		br.Msg = "参数错误"
		return
	}
	user := this.User
	if user == nil {
		br.Msg = "请登陆"
		br.Ret = 408
		return
	}
	sessionKey := user.SessionKey
	userInfo, err := weapp.DecryptUserInfo(sessionKey, req.RawData, req.EncryptedData, req.Signature, req.Iv)
	if err != nil {
		br.Msg = "解析用户信息失败"
		br.ErrMsg = "解析用户信息失败，DecryptUserInfo Err:" + err.Error()
		return
	}
	userId := 0
	//修改用户微信信息
	oldUser, err := models.GetWxUserItemByUnionid(userInfo.UnionID)
	if err != nil && err.Error() != utils.ErrNoRow() {
		br.Msg = "获取用户信息失败"
		br.ErrMsg = "获取用户信息失败 Err:" + err.Error()
		return
	}
	if oldUser == nil || (err != nil && err.Error() == utils.ErrNoRow()) {
		err = models.ModifyWxUserInfo(userInfo.UnionID, userInfo.Nickname, userInfo.Province, userInfo.City, userInfo.Country, userInfo.Avatar, userInfo.Gender, user.UserId)
		if err != nil && err.Error() != utils.ErrNoRow() {
			br.Msg = "获取用户信息失败"
			br.ErrMsg = "修改用户信息失败 Err:" + err.Error()
			return
		}
		userId = user.UserId
	} else {
		if user.UserId == oldUser.UserId {
			err = models.ModifyWxUserInfo(userInfo.UnionID, userInfo.Nickname, userInfo.Province, userInfo.City, userInfo.Country, userInfo.Avatar, userInfo.Gender, user.UserId)
			if err != nil && err.Error() != utils.ErrNoRow() {
				br.Msg = "获取用户信息失败"
				br.ErrMsg = "修改用户信息失败 Err:" + err.Error()
				return
			}
			userId = user.UserId
		} else {
			userId = oldUser.UserId
			err = models.ModifyWxUserInfo(userInfo.UnionID, userInfo.Nickname, userInfo.Province, userInfo.City, userInfo.Country, userInfo.Avatar, userInfo.Gender, oldUser.UserId)
			if err != nil && err.Error() != utils.ErrNoRow() {
				br.Msg = "获取用户信息失败"
				br.ErrMsg = "修改用户信息失败 Err:" + err.Error()
				return
			}
			err = models.DeleteWxUserByUserId(user.UserId)
			if err != nil {
				br.Msg = "删除用户信息失败"
				br.ErrMsg = "删除用户信息失败 Err:" + err.Error()
				return
			}
		}
	}

	var token string
	tokenItem, err := models.GetTokenByUid(userId)
	if err != nil && err.Error() != utils.ErrNoRow() {
		br.Msg = "登录失败"
		br.ErrMsg = "登录失败，获取token失败:" + err.Error()
		return
	}

	if tokenItem == nil || (err != nil && err.Error() == utils.ErrNoRow()) {
		timeUnix := time.Now().Unix()
		timeUnixStr := strconv.FormatInt(timeUnix, 10)
		token = utils.MD5(strconv.Itoa(userId)) + utils.MD5(timeUnixStr)
		//新增session
		{
			session := new(models.CygxSession)
			session.OpenId = userInfo.OpenID
			session.UnionId = userInfo.UnionID
			session.UserId = userId
			session.CreatedTime = time.Now()
			session.LastUpdatedTime = time.Now()
			session.ExpireTime = time.Now().AddDate(0, 3, 0)
			session.AccessToken = token
			err = models.AddSession(session)
			if err != nil {
				br.Msg = "登录失败"
				br.ErrMsg = "登录失败，新增用户session信息失败:" + err.Error()
				return
			}
		}
	} else {
		token = tokenItem.AccessToken
	}
	resp := new(models.WxGetUserInfoResp)
	//resp.NickName = userInfo.Nickname
	//resp.Gender = userInfo.Gender
	//resp.Province = userInfo.Province
	//resp.Language = userInfo.Language
	//resp.Country = userInfo.Country
	//resp.City = userInfo.City
	//resp.AvatarUrl = userInfo.Avatar
	//resp.Appid = userInfo.Watermark.AppID
	//resp.Timestamp = userInfo.Watermark.Timestamp
	resp.Authorization = token
	br.Msg = "获取成功！"
	br.Ret = 200
	br.Success = true
}

// @Title 小程序获取用户绑定手机号
// @Description 小程序获取用户绑定手机号接口(需要登录)
// @Param	request	body models.WxGetPhoneNumberReq true "type json string"
// @Success 200 {object} models.WxGetPhoneNumberResp
// @router /getPhoneNumber [post]
func (this *WechatController) GetPhoneNumber() {
	br := new(models.BaseResponse).Init()
	defer func() {
		this.Data["json"] = br
		this.ServeJSON()
	}()
	var req models.WxGetPhoneNumberReq
	err := json.Unmarshal(this.Ctx.Input.RequestBody, &req)
	if err != nil {
		br.Msg = "参数解析异常！"
		br.ErrMsg = "参数解析失败，Err:" + err.Error()
		return
	}
	if req.EncryptedData == "" || req.Iv == "" {
		br.Msg = "参数错误"
		return
	}
	user := this.User
	if user == nil {
		br.Msg = "请登陆"
		br.Ret = 408
		return
	}
	sessionKey := user.SessionKey
	wxMobile, err := weapp.DecryptMobile(sessionKey, req.EncryptedData, req.Iv)
	if err != nil {
		br.Msg = "解析用户手机号信息失败"
		br.ErrMsg = "解析用户手机号信息失败，Err:" + err.Error()
		return
	}
	err = models.ModifyUsersMobile(user.UserId, wxMobile.PurePhoneNumber)
	if err != nil {
		br.Msg = "获取失败"
		br.ErrMsg = "获取失败,Err:" + err.Error()
		return
	}
	resp := new(models.WxGetPhoneNumberResp)
	resp.Authorization = this.Token
	resp.PhoneNumber = wxMobile.PhoneNumber
	resp.PurePhoneNumber = wxMobile.PurePhoneNumber
	resp.CountryCode = wxMobile.CountryCode
	br.Msg = "获取成功！"
	br.Ret = 200
	br.Success = true
	br.Data = resp
}


// @Title 绑定手机号或邮箱
// @Description 绑定手机号或邮箱
// @Param	request	body models.WxGetPhoneNumberReq true "type json string"
// @Success 200 {object} models.WxGetPhoneNumberResp
// @router /bind [post]
func (this *WechatController) Bind() {
	br := new(models.BaseResponse).Init()
	defer func() {
		this.Data["json"] = br
		this.ServeJSON()
	}()
	var req models.WxGetPhoneNumberReq
	err := json.Unmarshal(this.Ctx.Input.RequestBody, &req)
	if err != nil {
		br.Msg = "参数解析异常！"
		br.ErrMsg = "参数解析失败，Err:" + err.Error()
		return
	}
	if req.EncryptedData == "" || req.Iv == "" {
		br.Msg = "参数错误"
		return
	}
	user := this.User
	if user == nil {
		br.Msg = "请登陆"
		br.Ret = 408
		return
	}
	sessionKey := user.SessionKey
	wxMobile, err := weapp.DecryptMobile(sessionKey, req.EncryptedData, req.Iv)
	if err != nil {
		br.Msg = "解析用户手机号信息失败"
		br.ErrMsg = "解析用户手机号信息失败，Err:" + err.Error()
		return
	}
	err = models.ModifyUsersMobile(user.UserId, wxMobile.PurePhoneNumber)
	if err != nil {
		br.Msg = "获取失败"
		br.ErrMsg = "获取失败,Err:" + err.Error()
		return
	}
	resp := new(models.WxGetPhoneNumberResp)
	resp.Authorization = this.Token
	resp.PhoneNumber = wxMobile.PhoneNumber
	resp.PurePhoneNumber = wxMobile.PurePhoneNumber
	resp.CountryCode = wxMobile.CountryCode
	br.Msg = "获取成功！"
	br.Ret = 200
	br.Success = true
	br.Data = resp
}