package active2023mod

import (
	"errors"
	"fmt"
	"time"

	"91porn-server/common/db"
	"91porn-server/models"

	"go.mongodb.org/mongo-driver/bson"
	"go.mongodb.org/mongo-driver/mongo"
	"go.mongodb.org/mongo-driver/mongo/options"
)

var mdb *db.MongoDB

const active2023UserTable = models.Active2023User // 用户抽奖信息表

func active2023UserColl(t *db.MongoTool) *db.MongoTool {
	if t == nil {
		return mdb.Coll(active2023UserTable)
	}
	return t.Coll(active2023UserTable)
}

func Init() {
	mdb = db.Init(active2023UserTable)
	initIndex()
}

// ActInitIndex 索引设置
func initIndex() {
	initUserIndex()
	initLotteryIndex()
	initPrizeIndex()
	initFreeIndex()
}

func initUserIndex() {
	coll := active2023UserColl(nil)
	many := []mongo.IndexModel{ //batch set indexes   //value is the type 1 or -1
		{
			Keys:    bson.D{{Key: "uid", Value: 1}},
			Options: options.Index().SetUnique(true),
		},
	}
	if _, err := coll.CreateIndex(many); err != nil {
		panic(fmt.Sprintf("%s model set index err ==>[%+v]", active2023UserTable, err))
	}
}

func GetActive2023UserInfoByID(t *db.MongoTool, uid int64) (*UserActive2023, error) {
	var ua UserActive2023
	if err := active2023UserColl(t).FindOne(&ua, bson.M{"uid": uid}); err != nil {
		return nil, err
	}
	if ua.UID == 0 {
		now := time.Now()
		ua = UserActive2023{
			UID:       uid,
			CreatedAt: now,
			UpdatedAt: now,
		}
		if _, err := active2023UserColl(t).InsertOne(&ua); err != nil {
			return nil, err
		}
	}
	return &ua, nil
}

// 使用免费次数
func UseLotteryCountFree(t *db.MongoTool, uid int64, count int64) error {
	f := bson.M{"uid": uid, "lotteryRemain": bson.M{"$gte": count}}
	update := bson.M{"$inc": bson.M{"lotteryRemain": -int64(count), "lotteryFree": int64(count)}, "$set": bson.M{"updatedAt": time.Now()}}
	result, err := active2023UserColl(t).UpdateOne(f, update)
	if err != nil {
		return err
	}
	if result.ModifiedCount != 1 {
		return errors.New("免费抽奖次数不足")
	}
	return nil
}

// 付费抽奖
func UserLotteryCountPay(t *db.MongoTool, uid int64, count int64) error {
	now := time.Now()
	f := bson.M{"uid": uid}
	update := bson.M{"$inc": bson.M{"lotteryRecharge": int64(count)}, "$set": bson.M{"updatedAt": time.Now()}}
	result, err := active2023UserColl(t).UpdateOne(f, update)
	if err != nil {
		return err
	}
	if result.ModifiedCount != 1 {
		if _, err := active2023UserColl(t).InsertOne(&UserActive2023{
			UID:             uid,
			LotteryRecharge: int64(count),
			CreatedAt:       now,
			UpdatedAt:       now,
		}); err != nil {
			return err
		}
	}
	return nil
}