package guser

import (
	"fmt"
	"server/common"
	"server/db"
	"server/modules/backend/models"
	utils "server/modules/backend/util"
	"server/modules/backend/values"
	"server/modules/customer/app"
	"time"

	"github.com/gin-gonic/gin"
	"github.com/liangdas/mqant/log"
)

// 流失玩家数据
func LostUserData(c *gin.Context) {
	a := app.NewApp(c)
	defer func() {
		a.Response()
	}()
	req := new(values.LostUserDataReq)
	if !a.S(req) {
		return
	}
	resp := values.LostUserDataResp{}

	su, eu := utils.GetQueryUnix(req.Start, req.End)

	switch req.Sort {
	case 1:
		resp.Count, resp.List = getAllLostUser(su, eu, req.Page, req.Num, req.Channel)
	case 2:
		resp.Count, resp.List = getPayLostUser(su, eu, req.Page, req.Num, req.Channel)
	case 3:
		resp.Count, resp.List = getActiveLostUser(su, eu, req.Page, req.Num, req.Channel)
	case 4:
		resp.Count, resp.List = getNewLostUser(su, eu, req.Page, req.Num, req.Channel)
	default:
		resp.Count, resp.List = getAllLostUser(su, eu, req.Page, req.Num, req.Channel)
	}

	a.Data = resp
}

// 获取所有流失用户
func getAllLostUser(su, eu int64, page, num int, channel *int) (int64, []values.LostUserData) {
	var oneDay = 24 * 60 * 60
	now := time.Now().Unix()

	queryUser := " SELECT u.id, u.nick, u.bind_cash, u.cash, u.birth FROM users u  LEFT JOIN (SELECT a.* FROM login_record a INNER JOIN ( SELECT uid, MAX( created_at ) created_at FROM login_record WHERE UNIX_TIMESTAMP(date) >= %d GROUP BY uid ) b ON a.uid = b.uid AND a.created_at = b.created_at WHERE a.uid = b.uid AND a.created_at = b.created_at AND UNIX_TIMESTAMP(a.date) >= %d) r ON u.id = r.uid WHERE "
	queryCount := " SELECT COUNT(DISTINCT(u.id)) FROM users u  LEFT JOIN (SELECT a.* FROM login_record a INNER JOIN ( SELECT uid, MAX( created_at ) created_at FROM login_record WHERE UNIX_TIMESTAMP(date) >= %d GROUP BY uid ) b ON a.uid = b.uid AND a.created_at = b.created_at WHERE a.uid = b.uid AND a.created_at = b.created_at AND UNIX_TIMESTAMP(a.date) >= %d) r ON u.id = r.uid WHERE "

	str := fmt.Sprintf(" u.birth >= %d AND u.birth < %d ", su, eu)

	if channel != nil {
		str += fmt.Sprintf(" AND u.channel_id = %d AND r.channel_id = %d", *channel, *channel)
	}

	// 七天未登录的用户  UNIX_TIMESTAMP('20210816')
	str += fmt.Sprintf(" AND  (%d - UNIX_TIMESTAMP(r.date) > %d ) ", now, 7*oneDay)

	var count int64
	err := db.Mysql().QueryBySql(fmt.Sprintf(queryCount+str, su, su), &count)
	if err != nil {
		log.Error(err.Error())
		return 0, nil
	}

	str += " GROUP BY u.id "

	str += fmt.Sprintf(" LIMIT %d, %d ", (page-1)*num, num)

	var users []common.PlayerDBInfo
	err = db.Mysql().QueryBySql(fmt.Sprintf(queryUser+str, su, su), &users)
	if err != nil {
		log.Error(err.Error())
		return 0, nil
	}

	return count, getLostUserInfo(users)
}

// 获取付费流失用户
func getPayLostUser(su, eu int64, page, num int, channel *int) (int64, []values.LostUserData) {
	var oneDay = 24 * 60 * 60
	now := time.Now().Unix()

	queryUser := " SELECT u.id, u.nick, u.bind_cash, u.cash, u.birth FROM users u  LEFT JOIN (SELECT a.* FROM login_record a INNER JOIN ( SELECT uid, MAX( created_at ) created_at FROM login_record WHERE UNIX_TIMESTAMP(date) >= %d GROUP BY uid ) b ON a.uid = b.uid AND a.created_at = b.created_at WHERE a.uid = b.uid AND a.created_at = b.created_at AND UNIX_TIMESTAMP(a.date) >= %d) r ON u.id = r.uid LEFT JOIN (SELECT * FROM recharge_order WHERE `event` = %d AND `status` = %d AND callback_time > %d) re ON u.id = re.uid WHERE  u.id = re.uid AND "
	queryCount := " SELECT COUNT(DISTINCT(u.id)) FROM users u  LEFT JOIN (SELECT a.* FROM login_record a INNER JOIN ( SELECT uid, MAX( created_at ) created_at FROM login_record WHERE UNIX_TIMESTAMP(date) >= %d GROUP BY uid ) b ON a.uid = b.uid AND a.created_at = b.created_at WHERE a.uid = b.uid AND a.created_at = b.created_at AND UNIX_TIMESTAMP(a.date) >= %d) r ON u.id = r.uid LEFT JOIN (SELECT * FROM recharge_order WHERE `event` = %d AND `status` = %d AND callback_time > %d) re ON u.id = re.uid WHERE  u.id = re.uid AND "

	str := fmt.Sprintf(" u.birth >= %d AND u.birth < %d ", su, eu)

	if channel != nil {
		str += fmt.Sprintf(" AND u.channel_id = %d AND r.channel_id = %d", *channel, *channel)
	}

	// 三天未登录的用户  UNIX_TIMESTAMP('20210816')
	str += fmt.Sprintf(" AND  (%d - UNIX_TIMESTAMP(r.date) > %d ) ", now, 7*oneDay)

	var count int64
	err := db.Mysql().QueryBySql(fmt.Sprintf(queryCount+str, su, su, common.CurrencyEventReCharge, common.StatusROrderPay, su), &count)
	if err != nil {
		log.Error(err.Error())
		return 0, nil
	}

	str += " GROUP BY u.id "

	str += fmt.Sprintf(" LIMIT %d, %d ", (page-1)*num, num)

	var users []common.PlayerDBInfo
	err = db.Mysql().QueryBySql(fmt.Sprintf(queryUser+str, su, su, common.CurrencyEventReCharge, common.StatusROrderPay, su), &users)
	if err != nil {
		log.Error(err.Error())
		return 0, nil
	}

	return count, getLostUserInfo(users)
}

// 获取活跃流失用户
func getActiveLostUser(su, eu int64, page, num int, channel *int) (int64, []values.LostUserData) {
	var oneDay = 24 * 60 * 60
	now := time.Now().Unix()

	queryUser := fmt.Sprintf(" SELECT u.id, u.nick, u.bind_cash, u.cash, u.birth FROM users u LEFT JOIN ( SELECT uid, MAX(date) date, MAX( created_at ) created_at FROM login_record WHERE UNIX_TIMESTAMP(date) >= %d GROUP BY uid ) b ON u.id = b.uid WHERE u.id = b.uid AND ", su) +
		" FROM_UNIXTIME(u.birth,'%Y%m%d') != b.date AND "
	queryCount := fmt.Sprintf(" SELECT COUNT(DISTINCT(u.id)) FROM users u LEFT JOIN ( SELECT uid, MAX(date) date, MAX( created_at ) created_at FROM login_record WHERE UNIX_TIMESTAMP(date) >= %d GROUP BY uid ) b ON u.id = b.uid WHERE u.id = b.uid AND ", su) +
		" FROM_UNIXTIME(u.birth,'%Y%m%d') != b.date AND "

	str := fmt.Sprintf(" u.birth >= %d AND u.birth < %d ", su, eu)

	if channel != nil {
		str += fmt.Sprintf(" AND u.channel_id = %d AND b.channel_id = %d", *channel, *channel)
	}

	// 七天未登录的用户  UNIX_TIMESTAMP('20210816')
	str += fmt.Sprintf(" AND  (%d - UNIX_TIMESTAMP(b.date) > %d ) ", now, 7*oneDay)

	var count int64
	err := db.Mysql().QueryBySql(queryCount+str, &count)
	if err != nil {
		log.Error(err.Error())
		return 0, nil
	}

	str += " GROUP BY u.id "

	str += fmt.Sprintf(" LIMIT %d, %d ", (page-1)*num, num)

	var users []common.PlayerDBInfo
	err = db.Mysql().QueryBySql(queryUser+str, &users)
	if err != nil {
		log.Error(err.Error())
		return 0, nil
	}

	return count, getLostUserInfo(users)
}

// 获取新用户流失
func getNewLostUser(su, eu int64, page, num int, channel *int) (int64, []values.LostUserData) {

	queryUser := fmt.Sprintf(" SELECT u.id, u.nick, u.bind_cash, u.cash, u.birth FROM users u LEFT JOIN ( SELECT uid, MAX( created_at ) created_at, MAX(date) date FROM login_record WHERE UNIX_TIMESTAMP(date) >= %d GROUP BY uid ) b ON u.id = b.uid WHERE u.id = b.uid ", su) +
		"AND FROM_UNIXTIME(u.birth,'%Y%m%d') = b.date AND"
	queryCount := fmt.Sprintf(" SELECT COUNT(DISTINCT(u.id)) FROM users u LEFT JOIN ( SELECT uid, MAX( created_at )created_at, MAX(date) date FROM login_record WHERE UNIX_TIMESTAMP(date) >= %d GROUP BY uid ) b ON u.id = b.uid WHERE u.id = b.uid ", su) +
		"AND FROM_UNIXTIME(u.birth,'%Y%m%d') = b.date AND"

	str := fmt.Sprintf(" u.birth >= %d AND u.birth < %d ", su, eu)
	if channel != nil {
		str += fmt.Sprintf(" AND u.channel_id = %d ", *channel)
		str += fmt.Sprintf(" AND u.channel_id = %d ", *channel)
	}

	// 7天未登录的用户  UNIX_TIMESTAMP('20210816')
	str += fmt.Sprintf(" AND (%d - UNIX_TIMESTAMP(b.date) > %d ) ", time.Now().Unix(), 7*24*60*60)

	var count int64
	err := db.Mysql().QueryBySql(queryCount+str, &count)
	if err != nil {
		log.Error(err.Error())
		return 0, nil
	}

	str += fmt.Sprintf(" LIMIT %d, %d ", (page-1)*num, num)

	var users []common.PlayerDBInfo
	err = db.Mysql().QueryBySql(queryUser+str, &users)
	if err != nil {
		log.Error(err.Error())
		return 0, nil
	}

	return count, getLostUserInfo(users)
}

func getLostUserInfo(users []common.PlayerDBInfo) []values.LostUserData {
	var res []values.LostUserData
	for i := 0; i < len(users); i++ {
		var data values.LostUserData

		// 用户昵称
		data.Nick = users[i].Nick
		// 用户uid
		data.Uid = users[i].Id
		// 用户生日
		data.Birth = users[i].Birth

		var record common.LoginRecord
		err := db.Mysql().C().Model(&common.LoginRecord{}).Where(" uid = ?", users[i].Id).Last(&record).Error
		if err != nil {
			log.Error(err.Error())
		}
		// 最后登录时间
		data.LastLogin = record.Time
		// 玩家游戏局数
		data.GameCount = models.GetGameCountByBalance(nil, nil, &users[i].Id, nil, nil, nil)
		// 玩家剩余账户金额
		data.Amount = users[i].BindCash + users[i].Cash
		// 玩家账户可提现金额
		data.Cash = users[i].Cash
		// 玩家总提现金额
		data.WithDrawAmount = getPlayerAmountBySql(users[i].Id, int(common.CurrencyEventWithDraw), common.StatusROrderFinish)
		// 玩家总充值金额
		data.RechargeAmount = getPlayerAmountBySql(users[i].Id, int(common.CurrencyEventReCharge), common.StatusROrderPay)

		res = append(res, data)
	}
	return res
}

// 获取玩家充值金额
func getPlayerAmountBySql(uid, event, status int) int64 {
	var amount int64
	amountTotal := "SELECT IFNULL(SUM(amount),0) as Amount FROM recharge_order WHERE uid = %d AND event = %v AND status = %v "
	err := db.Mysql().QueryBySql(fmt.Sprintf(amountTotal, uid, event, status), &amount)
	if err != nil {
		log.Error(err.Error())
	}
	return amount
}