package controller

import (
	"fmt"
	"github.com/gin-gonic/gin"
	"hepa-calc-api/api/dao"
	"hepa-calc-api/api/dto"
	"hepa-calc-api/api/model"
	"hepa-calc-api/api/requests"
	"hepa-calc-api/api/responses"
	"hepa-calc-api/api/service"
	"hepa-calc-api/extend/weChat"
	"hepa-calc-api/global"
	"hepa-calc-api/utils"
	"time"
)

type Login struct{}

// LoginPhone 手机号登录
func (r *Login) LoginPhone(c *gin.Context) {
	loginRequest := requests.LoginRequest{}
	req := loginRequest.LoginPhone
	if err := c.ShouldBind(&req); err != nil {
		responses.FailWithMessage(err.Error(), c)
		return
	}

	// 参数验证
	if err := global.Validate.Struct(req); err != nil {
		responses.FailWithMessage(utils.Translate(err), c)
		return
	}

	// 检测用户信息
	userDao := dao.UserDao{}
	maps := make(map[string]interface{})
	maps["mobile"] = req.Mobile
	user, _ := userDao.GetUser(maps)
	// 新用户处理方式
	if user == nil {
		// 开始事务
		tx := global.Db.Begin()
		defer func() {
			if r := recover(); r != nil {
				fmt.Println(r)
				tx.Rollback()
			}
		}()

		avatar := "www.baidu.com"

		// 新增用户
		user = &model.User{
			UserName:         "",
			Mobile:           req.Mobile,
			RegisterSource:   req.Source,
			OpenId:           "",
			UnionId:          "",
			Age:              nil,
			Sex:              0,
			Avatar:           avatar,
			IsMember:         0,
			MemberExpireDate: nil,
			LoginAt:          model.LocalTime(time.Now()),
			LoginIp:          req.LoginIp,
		}
		user, err := userDao.AddUser(tx, user)
		if err != nil {
			tx.Rollback()
			responses.FailWithMessage(err.Error(), c)
			return
		}

		fmt.Println(user)

		// 获取app用户信息
		//var result *string
		//if result == nil {
		//	// 新增app用户信息
		//}

		tx.Commit()
	}

	// 下发token
	token := &utils.Token{
		UserId: fmt.Sprintf("%d", user.UserId),
	}

	// 生成jwt
	jwt, err := token.NewJWT()
	if err != nil || jwt == "" {
		responses.FailWithMessage("登陆失败", c)
		return
	}

	// 处理返回值
	g := dto.LoginMobileDto(user)

	// 加载token
	g.LoadToken(jwt)

	responses.OkWithData(g, c)
}

// LoginWx 微信授权登录
func (r *Login) LoginWx(c *gin.Context) {
	loginRequest := requests.LoginRequest{}
	req := loginRequest.LoginWx
	if err := c.ShouldBind(&req); err != nil {
		responses.FailWithMessage(err.Error(), c)
		return
	}

	// 参数验证
	if err := global.Validate.Struct(req); err != nil {
		responses.FailWithMessage(utils.Translate(err), c)
		return
	}

	// 获取微信网页授权access_token
	webAccessToken, err := weChat.GetWebAccessToken(req.Code)
	if err != nil {
		responses.FailWithMessage(err.Error(), c)
		return
	}

	// 网页授权拉取用户信息
	userInfo, err := weChat.GetUserInfo(webAccessToken.AccessToken, webAccessToken.OpenId)
	if err != nil {
		responses.FailWithMessage(err.Error(), c)
		return
	}
	fmt.Println(userInfo)

	// 检测用户信息
	userDao := dao.UserDao{}
	maps := make(map[string]interface{})
	maps["open_id"] = webAccessToken.OpenId
	user, _ := userDao.GetUser(maps)
	// 新用户处理方式
	if user == nil {
		// 开始事务
		tx := global.Db.Begin()
		defer func() {
			if r := recover(); r != nil {
				fmt.Println(r)
				tx.Rollback()
			}
		}()

		// 处理用户头像
		userService := service.UserService{}
		avatar, err := userService.HandleUserAvatar(userInfo.HeadImgUrl)
		if err != nil {
			tx.Rollback()
			responses.FailWithMessage(err.Error(), c)
			return
		}

		// 新增用户
		user = &model.User{
			UserName:         userInfo.Nickname,
			Mobile:           "",
			RegisterSource:   req.Source,
			OpenId:           userInfo.OpenId,
			UnionId:          userInfo.UnionId,
			Age:              nil,
			Sex:              userInfo.Sex,
			Avatar:           avatar,
			IsMember:         0,
			MemberExpireDate: nil,
			LoginAt:          model.LocalTime(time.Now()),
			LoginIp:          req.LoginIp,
		}
		user, err = userDao.AddUser(tx, user)
		if err != nil {
			tx.Rollback()
			responses.FailWithMessage(err.Error(), c)
			return
		}

		// 获取app用户信息
		//var result *string
		//if result == nil {
		//	// 新增app用户信息
		//}

		tx.Commit()
	}

	// 下发token
	token := &utils.Token{
		UserId: fmt.Sprintf("%d", user.UserId),
	}

	// 生成jwt
	jwt, err := token.NewJWT()
	if err != nil || jwt == "" {
		responses.FailWithMessage("登陆失败", c)
		return
	}

	// 处理返回值
	g := dto.LoginWxDto(user)

	// 加载token
	g.LoadToken(jwt)

	responses.OkWithData(g, c)
}