package controller

import (
	"context"
	"fmt"
	"github.com/gin-gonic/gin"
	"github.com/go-playground/validator/v10"
	"hongze/hongze_yb_en_api/controller/resp"
	"hongze/hongze_yb_en_api/global"
	"hongze/hongze_yb_en_api/models/english_report_email"
	"hongze/hongze_yb_en_api/models/msg_code"
	"hongze/hongze_yb_en_api/models/session"
	"hongze/hongze_yb_en_api/services"
	"hongze/hongze_yb_en_api/utils"
	"time"
)

type AuthController struct {
}

func (a *AuthController) Login(c *gin.Context) {
	req := new(services.LoginReq)
	err := c.ShouldBind(&req)
	if err != nil {
		errs, ok := err.(validator.ValidationErrors)
		if !ok {
			resp.FailData("参数解析失败", "Err:"+err.Error(), c)
			return
		}
		resp.FailData("参数解析失败", errs.Translate(global.Trans), c)
		return
	}
	if req.Account == "" {
		resp.Fail("邮箱或手机号错误", c)
		return
	}

	userEmail := new(english_report_email.Email)
	emailItem := new(english_report_email.Email)
	if req.Type == 1 {
		userEmail, err = emailItem.GetByEmail(req.Account)
		if err != nil || userEmail.IsDeleted == 1 {
			if err == utils.ErrNoRow || userEmail.IsDeleted == 1 {
				resp.Unregistered("账号未注册", c)
				return
			}
			resp.FailData("获取客户邮箱信息失败 ", "Err:"+err.Error(), c)
			return
		}
	} else {
		userEmail, err := emailItem.GetByMobile(req.Account, req.CountryCode)
		if err != nil || userEmail.IsDeleted == 1 {
			if err == utils.ErrNoRow || userEmail.IsDeleted == 1 {
				resp.Unbound("手机号未绑定", c)
				return
			}
			resp.FailData("获取客户邮箱信息失败 ", "Err:"+err.Error(), c)
			return
		}
	}

	password := utils.MD5(req.Password + utils.KEY)
	sysUser, err := english_report_email.CheckUserPwd(req.Type, req.CountryCode, req.Account, password)
	if err != nil {
		resp.FailData("Login failed. Please check your entries and try again.", "Err:"+err.Error(), c)
		return
	}
	if sysUser == nil {
		resp.Fail("Login failed. Please check your entries and try again.", c)
		return
	}
	if sysUser.Enable == 0 {
		resp.Fail("Your account has been disabled, please contact stephanie@hzinsights.com", c)
		return
	}
	if sysUser.Status == 3 {
		resp.Expired("试用权限超期", c)
		return
	}
	account := utils.MD5(req.Account)
	token, err := utils.GenToken(account)
	sysSession := new(session.EnglishYbSession)
	sysSession.UserId = int(sysUser.Id)
	//现在要求永不过期
	sysSession.ExpireTime = time.Now().AddDate(99, 0, 0)
	sysSession.CreatedTime = time.Now()
	sysSession.LastUpdatedTime = time.Now()
	sysSession.AccessToken = token
	err = sysSession.AddSession()
	fmt.Println("id:", sysSession.SessionId)
	if err != nil {
		resp.FailData("新增session信息失败", "Err:"+err.Error(), c)
		return
	}

	respItem := session.LoginResp{
		Mobile:           sysUser.Mobile,
		Email:            sysUser.Email,
		CountryCode:      sysUser.CountryCode,
		Name:             sysUser.Name,
		EnglishYbSession: sysSession,
	}

	resp.OkData("登陆成功", respItem, c)

}

func (a *AuthController) Register(c *gin.Context) {
	req := new(services.RegisterReq)
	err := c.ShouldBind(&req)
	if err != nil {
		errs, ok := err.(validator.ValidationErrors)
		if !ok {
			resp.FailData("参数解析失败", "Err:"+err.Error(), c)
			return
		}
		resp.FailData("参数解析失败", errs.Translate(global.Trans), c)
		return
	}

	code := global.Redis.Get(context.TODO(), req.Email).Val()
	fmt.Println("code:", code)
	if code == "" || code != req.SmsCode {
		resp.Fail("Verification code error.", c)
		return
	}

	emailItem, err := english_report_email.CheckUser(req.Email)
	if err != nil && err != utils.ErrNoRow {
		resp.FailData("检测用户重复错误, Err:", err.Error(), c)
		return
	}
	userId := 0
	password := utils.MD5(req.Password + utils.KEY)
	if emailItem.Id > 0 {
		if emailItem.Status == 1 && emailItem.Password == "" {
			//已经是正式用户，更新密码即可
			emailItem.Password = password
			emailItem.ModifyTime = time.Now()
			emailItem.RegisterTime = time.Now()
			err = emailItem.Update([]string{"Password", "ModifyTime", "RegisterTime"})
			if err != nil {
				resp.FailMsg("修改密码失败", "修改密码失败，Err:"+err.Error(), c)
				return
			}
			userId = int(emailItem.Id)
		} else if emailItem.Status == 1 && emailItem.Password != "" {
			resp.Registered("邮箱已注册.", c)
			return
		} else if emailItem.Status == 2 {
			resp.Registered("邮箱已注册.", c)
			return
		} else if emailItem.Status == 3 {
			resp.Expired("试用权限超期", c)
			return
		}
	} else {
		//状态为临时
		user := english_report_email.Email{
			Name:         req.Name,
			CompanyName:  req.CompanyName,
			Email:        req.Email,
			Password:     password,
			Enable:       1,
			Status:       2,
			RegisterTime: time.Now(),
		}
		user.Set()

		err = user.Add()
		if err != nil {
			resp.FailData("新增用户信息失败"+"Err:"+err.Error(), "Err:"+err.Error(), c)
			return
		}
		userId = int(user.Id)
	}
	sysSession := new(session.EnglishYbSession)
	if userId > 0 {
		account := utils.MD5(req.Email)
		token, err := utils.GenToken(account)
		sysSession.UserId = userId
		//现在要求永不过期
		sysSession.ExpireTime = time.Now().AddDate(99, 0, 0)
		sysSession.CreatedTime = time.Now()
		sysSession.LastUpdatedTime = time.Now()
		sysSession.AccessToken = token
		err = sysSession.AddSession()
		fmt.Println("id:", sysSession.SessionId)
		if err != nil {
			resp.FailData("新增session信息失败", "Err:"+err.Error(), c)
			return
		}
	}
	respItem := session.LoginResp{
		Email:            req.Email,
		Name:             req.Name,
		EnglishYbSession: sysSession,
	}

	resp.OkData("注册成功", respItem, c)
}

// @Title 修改密码
// @Description 修改密码
// @Param	request	body models.ModifyPwdReq true "type json string"
// @Success 200 {object} models.LoginResp
// @router /modifyPwd [post]
func (a *AuthController) ModifyPwd(c *gin.Context) {
	req := new(services.ModifyPwdReq)
	err := c.ShouldBind(&req)
	if err != nil {
		errs, ok := err.(validator.ValidationErrors)
		if !ok {
			resp.FailData("参数解析失败", "Err:"+err.Error(), c)
			return
		}
		resp.FailData("参数解析失败", errs.Translate(global.Trans), c)
		return
	}
	userinfo := services.GetInfoByClaims(c)

	if req.NewPwd == "" {
		resp.Fail("Please enter a new password", c)
		return
	}

	if req.OldPwd == "" {
		resp.Fail("Please enter the original password", c)
		return
	}

	if req.OldPwd != userinfo.Password {
		resp.Fail("The old password is wrong, please re-enter.", c)
		return
	}

	password := utils.MD5(req.NewPwd + utils.KEY)
	emailitem := english_report_email.Email{
		Id:       userinfo.Id,
		Password: password,
	}
	emailitem.ModifyTime = time.Now()

	err = emailitem.Update([]string{"Password"})
	if err != nil {
		resp.FailMsg("修改密码失败", "修改密码失败，Err:"+err.Error(), c)
		return
	}

	resp.Ok("修改成功", c)
}

// GetSmsCode 获取短信验证码接口
// @Tags 用户模块
// @Summary  获取短信验证码
// @Description 获取短信验证码接口
// @Security ApiKeyAuth
// @securityDefinitions.basic BasicAuth
// @Param Mobile	query string true "手机号"
// @Param AreaNum	query string true "手机国际区号（中国大陆：86）"
// @Accept  json
// @Product json
// @Success 200 {string} string 获取验证码成功
// @Failure 400 {string} string 手机号不能为空,请输入手机号
// @Router /smsCode [get]
func (a *AuthController) GetSmsCode(c *gin.Context) {
	mobile := c.DefaultQuery("Mobile", "")
	areaNum := c.DefaultQuery("AreaNum", "")
	err, errMsg := services.SendSmsCode(mobile, areaNum)
	if err != nil {
		if errMsg != "" {
			errMsg = "获取验证码失败"
		}
		resp.Fail("mobile phone number format is wrong.", c)
		return
	}

	resp.Ok("获取验证码成功", c)
}

// GetEmailCode 获取邮箱验证码接口
// @Tags 用户模块
// @Summary  获取邮箱验证码
// @Description 获取邮箱验证码
// @Security ApiKeyAuth
// @securityDefinitions.basic BasicAuth
// @Param email	query string true "电子邮箱账号"
// @Accept  json
// @Product json
// @Success 200 {string} string 获取验证码成功
// @Failure 400 {string} string 请输入邮箱地址
// @Router /emailCode [get]
func (a *AuthController) GetEmailCode(c *gin.Context) {
	email := c.DefaultQuery("Email", "")
	if email == "" {
		resp.Fail("请输入邮箱地址", c)
		return
	}
	if !utils.ValidateEmailFormatat(email) {
		resp.Fail("邮箱格式错误，请重新输入", c)
		return
	}

	name := c.DefaultQuery("Name", "")
	if name == "" {
		emailItem := new(english_report_email.Email)
		userEmail, err := emailItem.GetByEmail(email)
		if err != nil && err != utils.ErrNoRow {
			resp.FailData("获取客户邮箱信息失败 ", "Err:"+err.Error(), c)
			return
		}
		if userEmail != nil {
			name = userEmail.Name
		}
	}

	err, errMsg := services.SendEmailCode(name, email)
	if err != nil {
		if errMsg != "" {
			errMsg = "获取验证码失败"
		}
		resp.Fail(errMsg, c)
		return
	}

	resp.Ok("获取验证码成功", c)
}

func (a *AuthController) BindMobile(c *gin.Context) {
	req := new(services.BindMobileReq)
	err := c.ShouldBind(&req)
	if err != nil {
		errs, ok := err.(validator.ValidationErrors)
		if !ok {
			resp.FailData("参数解析失败", "Err:"+err.Error(), c)
			return
		}
		resp.FailData("参数解析失败", errs.Translate(global.Trans), c)
		return
	}
	userinfo := services.GetInfoByClaims(c)

	if req.Mobile == "" {
		resp.Fail("手机号不能为空", c)
		return
	}

	if req.SmsCode == "" {
		resp.Fail("验证码不能为空", c)
		return
	}

	if req.CountryCode == "" {
		resp.Fail("区号不能为空", c)
		return
	}

	emailItem := new(english_report_email.Email)
	userEmail, err := emailItem.GetByMobile(req.Mobile, req.CountryCode)
	if err != nil && err != utils.ErrNoRow {
		resp.FailData("获取客户邮箱信息失败 ", "Err:"+err.Error(), c)
		return
	}

	if userEmail.Id != 0 {
		resp.Bound("手机号已绑定 ", c)
		return
	}

	_, err = msg_code.GetMsgCode(req.Mobile, req.SmsCode)
	if err != nil {
		resp.Fail("Verification code error."+err.Error(), c)
		return
	}


	user := english_report_email.Email{
		Id:          userinfo.Id,
		Mobile:      req.Mobile,
		CountryCode: req.CountryCode,
	}
	user.ModifyTime = time.Now()

	err = user.Update([]string{"Mobile", "CountryCode", "ModifyTime"})
	if err != nil {
		resp.FailMsg("绑定手机号失败", "修改手机号失败，Err:"+err.Error(), c)
		return
	}

	resp.Ok("绑定成功", c)
}

func (a *AuthController) ForgetPwd(c *gin.Context) {
	req := new(services.ForgetPwdReq)
	err := c.ShouldBind(&req)
	if err != nil {
		errs, ok := err.(validator.ValidationErrors)
		if !ok {
			resp.FailData("参数解析失败", "Err:"+err.Error(), c)
			return
		}
		resp.FailData("参数解析失败", errs.Translate(global.Trans), c)
		return
	}

	if req.Account == "" {
		resp.Fail("账号不能为空", c)
		return
	}

	if req.SmsCode == "" {
		resp.Fail("验证码不能为空", c)
		return
	}

	if req.Password == "" {
		resp.Fail("Please enter a new password", c)
		return
	}

	userEmail := new(english_report_email.Email)
	emailItem := new(english_report_email.Email)
	if req.Type == 1 {
		userEmail, err = emailItem.GetByEmail(req.Account)
		if err != nil || userEmail.IsDeleted == 1 {
			if err == utils.ErrNoRow || userEmail.IsDeleted == 1 || userEmail.Password == "" {
				resp.Unregistered("账号未注册", c)
				return
			}
			resp.FailData("获取客户邮箱信息失败 ", "Err:"+err.Error(), c)
			return
		}
	} else {
		userEmail, err = emailItem.GetByMobile(req.Account, req.CountryCode)
		if err != nil || userEmail.IsDeleted == 1 {
			if err == utils.ErrNoRow || userEmail.IsDeleted == 1 || userEmail.Password == "" {
				resp.Unbound("手机号未绑定", c)
				return
			}
			resp.FailData("获取客户邮箱信息失败 ", "Err:"+err.Error(), c)
			return
		}
	}

	if req.Type == 2 {
		_, err = msg_code.GetMsgCode(req.Account, req.SmsCode)
		if err != nil {
			resp.Fail("Verification code error."+err.Error(), c)
			return

		}
	} else {
		code := global.Redis.Get(context.TODO(), req.Account).Val()
		if code == "" || code != req.SmsCode {
			resp.Fail("Verification code error.", c)
			return
		}
	}

	cols := []string{"ModifyTime","Password"}
	password := utils.MD5(req.Password + utils.KEY)
	emailitem := english_report_email.Email{
		Id:       userEmail.Id,
		Password: password,
	}
	//if emailitem.RegisterTime.IsZero() {
	//	emailitem.RegisterTime = time.Now()
	//	cols = append(cols, "RegisterTime")
	//}
	emailitem.ModifyTime = time.Now()

	err = emailitem.Update(cols)
	if err != nil {
		resp.FailMsg("修改密码失败", "修改密码失败，Err:"+err.Error(), c)
		return
	}

	resp.Ok("修改成功", c)
}

func (a *AuthController) ModifyMobile(c *gin.Context) {
	req := new(services.ModifyMobile)
	err := c.ShouldBind(&req)
	if err != nil {
		errs, ok := err.(validator.ValidationErrors)
		if !ok {
			resp.FailData("参数解析失败", "Err:"+err.Error(), c)
			return
		}
		resp.FailData("参数解析失败", errs.Translate(global.Trans), c)
		return
	}
	userinfo := services.GetInfoByClaims(c)

	if req.NewMobile == "" {
		resp.Fail("Please enter a new phone number", c)
		return
	}

	if req.OldMobile == "" {
		resp.Fail("Please enter the original phone number", c)
		return
	}

	if req.OldMobile != userinfo.Mobile {
		resp.Fail("The old phone number is wrong, please re-enter.", c)
		return
	}

	if req.SmsCode == "" {
		resp.Fail("验证码不能为空", c)
		return
	}

	if req.CountryCode == "" {
		resp.Fail("区号不能为空", c)
		return
	}

	emailitem := english_report_email.Email{
		Id:          userinfo.Id,
		Mobile:      req.NewMobile,
		CountryCode: req.CountryCode,
	}
	emailitem.ModifyTime = time.Now()

	err = emailitem.Update([]string{"Mobile", "CountryCode", "ModifyTime"})
	if err != nil {
		resp.FailMsg("修改手机号失败", "修改手机号失败，Err:"+err.Error(), c)
		return
	}

	resp.Ok("修改成功", c)
}