package model

import (
	"github.com/codinl/go-logger"
)

//go:generate goqueryset -in collection.go
// gen:qs
type Collection struct {
	Model

	Uid        uint64 `json:"uid" gorm:"index"` // 用户id
	GameCardId uint64 `json:"game_card_id"`     // 游戏卡id
}

func (*Collection) TableName() string {
	return "collection"
}

func GameCardUserCollection(uid uint64, gameId uint64) bool {
	count, err := NewCollectionQuerySet(DB).UidEq(uid).GameCardIdEq(gameId).Count()
	if err != nil && err != RecordNotFound {
		logger.Error("err:", err)
		return false
	}
	return count == 1
}

func GetGameCardCollectionList(uid uint32, page, pageSize int) ([]GameCard, uint32, error) {
	var (
		totalPage   uint32
		collections []Collection
		gameCards   []GameCard = make([]GameCard, 0)
	)
	page -= 1
	if page < 0 {
		page = 0
		//return cards, 0, errors.New("page is err")
	}

	querySet := NewCollectionQuerySet(DB).UidEq(uint64(uid))
	count, err := querySet.Count()
	if err != nil {
		logger.Error("err:", err)
		return gameCards, 0, err
	}

	err = querySet.OrderDescByCreatedAt().Offset(page * pageSize).Limit(pageSize).All(&collections)
	if err != nil && err != RecordNotFound {
		logger.Error("err:", err)
		return gameCards, 0, err
	}
	gameIds := make([]uint32, 0, len(collections))
	for i, _ := range collections {
		gameIds = append(gameIds, uint32(collections[i].GameCardId))
	}
	if len(gameIds) > 0 {
		err := NewGameCardQuerySet(DB).IDIn(gameIds...).All(&gameCards)
		if err != nil {
			logger.Error("err:", err)
			return gameCards, 0, err
		}
	}

	totalPage = uint32(count/pageSize + 1)

	return gameCards, totalPage, nil
}