package crons

import (
	"context"
	"designs/config"
	"designs/global"
	"designs/service"
	"encoding/json"
	"fmt"
	"github.com/pkg/errors"
	"net/http"
	"net/url"
	"strconv"
	"time"
)

func SetEcpm() {

	//读取所有游戏
	gidKey := config.Get("app.gid") + "*"
	keys, _ := global.App.Redis.Keys(context.Background(), gidKey).Result()
	for _, gid := range keys {

		err := Ecpm(gid)
		if err != nil {
			global.App.Log.Error("Set "+gid+" Ecpm error：", err)
		} else {
			global.App.Log.Info("Set " + gid + " Ecpm success")
		}

	}

	////先只统计linkup的
	//err := Ecpm("linkup")
	//if err != nil {
	//	global.App.Log.Error("Ecpm error", err)
	//}
	//global.App.Log.Info("ser Ecpm success")
}

func GetAccessToken(gid string, ttAppid string, ttSecret string) (string, error) {
	tokenKey := gid + "||" + "ttToken"
	AccessToken := global.App.Redis.Get(context.Background(), tokenKey).Val()
	if AccessToken == "" {
		reportDat := map[string]string{
			"appid":      ttAppid,
			"secret":     ttSecret,
			"grant_type": "client_credential",
		}
		//请求接口获取token
		content, err := service.CurlPost("https://minigame.zijieapi.com/mgplatform/api/apps/v2/token", reportDat, nil)
		if err != nil {
			return "", err
		}
		var resp struct {
			Data struct {
				AccessToken string `json:"access_token"`
				ExpiresIn   int    `json:"expires_in"`
				ExpiresAt   int    `json:"expiresAt"`
			} `json:"data"`
			ErrTips string `json:"err_tips"`
			ErrNo   int    `json:"err_no"`
		}
		str2oErr := json.Unmarshal([]byte(content), &resp)
		if str2oErr != nil {
			return "", err
		}

		if resp.ErrNo != 0 {
			return "", errors.New(resp.ErrTips)
		}

		AccessToken = resp.Data.AccessToken
		global.App.Redis.Set(context.Background(), tokenKey, AccessToken, time.Second*30)
	}
	return AccessToken, nil
}

type UserJoinSeeAds struct {
	ID        int       `json:"id" gorm:"not null;"`
	Pf        string    `json:"pf" gorm:"not null;"`
	Gid       string    `json:"gid" gorm:"not null;"`
	UserId    int       `json:"userId" gorm:"not null;column:userId;"`
	OpenId    string    `json:"openId" gorm:"not null;column:openId;"`
	Date      string    `json:"date" gorm:"not null;"`
	CreatedAt time.Time `json:"createdAt" gorm:"column:createdAt;"`
	StartTime time.Time `json:"startTime" gorm:"column:startTime;"`
	AdsId     string    `json:"adsId" gorm:"not null;column:adsId;"`
	AdsType   string    `json:"adsType" gorm:"not null;column:adsType;"`
	AdsScene  string    `json:"adsScene" gorm:"not null;column:adsScene;"`
	AdsState  int       `json:"adsState" gorm:"not null;column:adsState;"`
}

func Ecpm(gid string) error {
	res, _ := global.App.Redis.HGetAll(context.Background(), gid).Result()
	if len(res["ttAppid"]) == 0 || len(res["ttSecret"]) == 0 {
		return errors.New("ttAppid/ttSecret is empty")
	}
	//获取和存储accessToken
	accessToken, err := GetAccessToken(gid, res["ttAppid"], res["ttSecret"])
	if err != nil {
		return err
	}
	//请求获取结果
	dateHour := time.Now().AddDate(0, 0, 0).Format("2006-01-02")
	ecpmRes, err := GetEcpm(res["ttAppid"], accessToken, dateHour)
	if err != nil {
		return err
	}

	//ecpm没数据的话，就不需要往后走
	if ecpmRes.Data.Total == 0 {
		global.App.Log.Info(fmt.Sprintf("%s 没有需要写入的ecpm数据", gid))
		return nil
	}
	//查询出当日的所有数据
	gid = gid[4:]
	var userSeeAds []UserJoinSeeAds

	err = global.App.DB.Table("user_see_ads").
		LeftJoin("user", "user.userId = user_see_ads.userId and user.gid = user_see_ads.gid").
		Where("user_see_ads.createdAt", ">=", dateHour).
		Select("user_see_ads.*", "user.openId").
		Where("user_see_ads.gid", gid).
		Where("user_see_ads.pf", "tt").
		Order("user_see_ads.createdAt asc").
		Scan(&userSeeAds).Error
	if err != nil {
		return err
	}
	//按照openId 分组
	userSeeAdsMap := make(map[string][]UserJoinSeeAds)
	for _, userSeeAd := range userSeeAds {
		userSeeAdsMap[userSeeAd.OpenId] = append(userSeeAdsMap[userSeeAd.OpenId], userSeeAd)
	}
	ecpmMap := make(map[string][]EcpmItem)
	for _, record := range ecpmRes.Data.Records {
		ecpmMap[record.OpenId] = append(ecpmMap[record.OpenId], record)
	}
	for k, item := range ecpmMap {
		//跳过数据对不上的
		if len(userSeeAdsMap[k]) == 0 {
			continue
		}

		pf := userSeeAdsMap[k][0].Pf
		openId := userSeeAdsMap[k][0].OpenId
		userId := userSeeAdsMap[k][0].UserId
		for key, v := range item {
			ecpmData := struct {
				Id int `json:"id" gorm:"not null;"`
			}{}

			global.App.DB.Table("ecpm_data").Where("ecmpId", v.Id).Select("id").First(&ecpmData)
			if ecpmData.Id == 0 {
				err = global.App.DB.Table("ecpm_data").Create(map[string]interface{}{
					"gid":       gid,
					"pf":        pf,
					"openId":    openId,
					"cost":      v.Cost,
					"userId":    userId,
					"ecmpId":    v.Id,
					"createdAt": v.EventTime,
				}).Error
				if err != nil {
					return err
				}
			}
			//关联到看广告表中
			if key < len(userSeeAdsMap[k]) {
				err = global.App.DB.Table("user_see_ads").Where("id", userSeeAdsMap[k][key].ID).Update("cost", v.Cost).Error
				if err != nil {
					global.App.Log.Error("id:"+strconv.Itoa(userSeeAdsMap[k][key].ID)+"user_see_ads update cost err:", err.Error())
					return err
				}
			}
		}
	}

	return nil
}

type EcpmItem struct {
	Aid       string `json:"aid"`
	Cost      int    `json:"cost"`
	Did       string `json:"did"`
	EventName string `json:"event_name"`
	EventTime string `json:"event_time"`
	OpenId    string `json:"open_id"`
	Id        int    `json:"id"`
}

type Result struct {
	ErrMsg string `json:"err_msg"`
	ErrNo  int    `json:"err_no"`
	LogId  string `json:"log_id"`
	Data   struct {
		Total   int        `json:"total"`
		Records []EcpmItem `json:"records"`
	} `json:"data"`
}

// GetEcpm 获取用户的ecpm值,用于巨量引擎下小游戏的关键行为转化指标
func GetEcpm(appId string, accessToken string, dateHour string) (*Result, error) {

	pageNo := 0
	pageSize := 100
	var resData Result
	header := http.Header{
		"Content-type": []string{"application/json"},
	}

	for {
		pageNo++
		params := url.Values{
			"access_token": {accessToken},
			"mp_id":        {appId},
			"date_hour":    {dateHour},
			"page_no":      {strconv.Itoa(pageNo)},
			"page_size":    {strconv.Itoa(pageSize)},
		}

		res, err := service.CurlGet("https://minigame.zijieapi.com/mgplatform/api/apps/data/get_ecpm", params, header)
		if err != nil {
			return nil, err
		}

		var resp Result
		err = json.Unmarshal([]byte(res), &resp)
		if err != nil {
			return nil, err
		}

		resData.Data.Records = append(resData.Data.Records, resp.Data.Records...)
		resData.Data.Total = resp.Data.Total
		//当获取到所有数据的时候，停止获取数据
		if pageNo*pageSize >= resp.Data.Total {
			break
		}
	}

	return &resData, nil
}