package service

import (
	"errors"
	"fmt"
	"log"
	"sfbase/global"
	"sfbase/redis"
	"sfbase/utils"
	"sfis/db"
	"sfis/lock"
	"sfis/model"
	utils2 "sfis/utils"
	"strconv"
	"strings"
	"sync"
	"time"

	"github.com/gin-gonic/gin"
	"go.uber.org/zap"
	"gorm.io/gorm"
)

func CreateUserProduct(appId string, productArr []map[string]interface{}) (status int, haveProductId string, errArr []error) {
	//取出用户锁
	lock.MainLock.Lock()
	userLock := lock.UserLockMap[appId]
	lock.MainLock.Unlock()
	userLock.Lock()
	defer userLock.Unlock()
	var errs error
	haveProductId = "" //已经购买过的产品id
	//var errArr = make([]error, 0)
	for _, val := range productArr {
		productId := utils.IntAll(val["productId"])
		costModel := utils.IntAll(val["costModel"])
		userProduct := &model.UserProductModel{}
		userProduct.AppID = appId
		userProduct.CostModel = costModel
		userProduct.LeftNum = 0
		userProduct.InterfaceStatus = utils.IntAll(val["interfaceStatus"])
		userProduct.CallTimesLimitDay = utils.IntAll(val["callTimesLimitDay"])
		userProduct.DataNumLimitOneTimes = utils.IntAll(val["dataNumOneTimes"])
		userProduct.Discount = utils.IntAll(val["discount"])
		userProduct.ProductID = productId
		//查询产品是否购买过
		userProductInfo := model.UserProduct{}
		err := db.GetSFISDB().Where("product_id = ? and app_id = ?", productId, appId).Find(&userProductInfo).Error
		if err != nil {
			errArr = append(errArr, err)
			global.Logger.Error("CreateUserProduct查询user_product表出错：", zap.Any("err:", err))
			return 0, haveProductId, errArr
		}
		//用户第一次购买产品
		if userProductInfo.ID == 0 {
			err := db.GetSFISDB().Create(userProduct).Error
			if err != nil {
				errArr = append(errArr, errs)
				global.Logger.Info("用户购买产品失败：", zap.Any("appId:", appId), zap.Any("productId:", productId))
				continue
			}
		} else {
			haveProductId += "[" + strconv.Itoa(productId) + "]"
			global.Logger.Info("用户已购买过该产品", zap.Any("appId:", appId), zap.Any("productId:", productId))
			continue
		}
	}
	return 1, haveProductId, errArr
}

func UserProductList(appId string, c *gin.Context) (results []map[string]interface{}, err error) {
	err = db.GetSFISDB().Table("user_product").Select("user_product.app_id,user_product.discount,user_product.product_id,user_product.create_at,user_product.start_at,user_product.end_at,user_product.left_num,user_product.cost_model,user_product.interface_status,user_product.call_times_limit_day,user_product.data_num_limit_one_times,product.name").Joins("left join product on product.id = user_product.product_id").Where("app_id = ? ", appId).Scan(&results).Error
	if err != nil {
		log.Printf("appID:[%s] find into user_product error:[%v]", appId, err)
	}
	for _, v := range results {
		appId := utils.ObjToString(v["app_id"])
		productId := utils.IntAll(v["product_id"])
		limittodaykey := fmt.Sprintf("limittoday_%d_%d_%s", time.Now().Day(), productId, appId)
		limittoday := redis.GetInt("limit", limittodaykey)
		v["limittoday"] = limittoday
	}
	return results, err
}

//创建用户
func CreateUser(user model.User) (model.User, error) {
	var tempUser []model.User
	// 判断用户名是否重复
	db.GetSFISDB().Where("name = ?", user.Name).Find(&tempUser)
	if len(tempUser) > 0 {
		global.Logger.Error("userCreate Error", zap.Any("user", user), zap.Any("error", "用户名已存在"))
		return user, errors.New("用户名已存在")
	}
	// 判断手机号是否重复
	var tempUser_ []model.User
	db.GetSFISDB().Where("phone = ?", user.Phone).Find(&tempUser_)
	if len(tempUser_) > 0 {
		global.Logger.Error("userCreate Error", zap.Any("user", user), zap.Any("error", "手机号已存在"))
		return user, errors.New("手机号已存在")
	}
	errs := db.GetSFISDB().Transaction(func(tx *gorm.DB) error {
		// 新增用户
		err := tx.Create(&user).Error
		if err != nil {
			global.Logger.Error("userCreate Error", zap.Any("user", user), zap.Any("error", err))
			tx.Rollback()
			return err
		}
		// 初始化用户账户
		userAccount := model.UserAccount{AppID: user.AppID, Money: 0}
		err = tx.Create(&userAccount).Error
		if err != nil {
			global.Logger.Error("userAccountInit Error", zap.Any("user", user), zap.Any("userAccount", userAccount), zap.Any("error", err))
			tx.Rollback()
			return err
		}
		return nil
	})
	if errs != nil {
		global.Logger.Error("userCreate Error", zap.Any("user", user), zap.Any("error", errs))
		return user, errors.New("创建失败")
	} else {
		global.Logger.Info("userCreate Success", zap.Any("user", user))
		// 生全局内存锁
		lock.MainLock.Lock()
		utils2.UserCaches.Map.Store(user.AppID, &user)
		lock.UserLockMap[user.AppID] = &sync.Mutex{}
		lock.MainLock.Unlock()
		return user, nil
	}

}

// 查询用户
func ListUser(condMap map[string]interface{}, page int, limit int) ([]map[string]interface{}, int64, error) {
	// 拼查询sql
	var key []string
	var param []interface{}
	for k, v := range condMap {
		if v == "" {
			continue
		}
		var kStr string
		kStr = fmt.Sprintf("%s like ?", k)
		v = "%" + v.(string) + "%"
		key = append(key, kStr)
		param = append(param, v)
	}
	whereSql := strings.Join(key, " and ")
	var totalCount int64
	var userInfo []map[string]interface{}
	err := db.GetSFISDB().Table("user").Where(whereSql, param...).Where("delete_at is null").Count(&totalCount).Error
	if err != nil {
		return nil, 0, errors.New("查询失败")
	}
	if totalCount == 0 {
		return userInfo, 0, nil
	}
	if whereSql != "" {
		whereSql = " and " + whereSql
	}
	sql := "select user.app_id,user.name,user.phone,user.secret_key,user.ip_white_list,user.create_at,money from user LEFT JOIN  user_account on user.app_id=user_account.app_id where user.delete_at is Null " + whereSql
	if limit != 0 && page > 0 {
		sql += fmt.Sprintf(" limit %d ,%d", (page-1)*limit, limit)
	}
	result := db.GetSFISDB().Raw(sql, param...).Scan(&userInfo)

	if result.Error != nil {
		return nil, 0, errors.New("查询失败")
	}
	return userInfo, totalCount, nil
}