368 lines
12 KiB
Go
368 lines
12 KiB
Go
package repository
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import (
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"errors"
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"time"
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"github.com/topfans/backend/pkg/models"
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"github.com/topfans/backend/services/galleryService/config"
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"gorm.io/gorm"
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"gorm.io/gorm/clause"
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)
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// GalleryRepository 展馆数据访问层接口
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type GalleryRepository interface {
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// 展位相关
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GetSlotsByUser(userID, starID int64) ([]*models.BoothSlot, error)
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GetSlotByID(slotID int64) (*models.BoothSlot, error)
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GetSlotCount(userID, starID int64) (int64, error)
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CreateInitialSlots(userID, starID, hostProfileID int64) error
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CreateSlot(slot *models.BoothSlot) error
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UnlockSlot(slotID int64) error
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// 展品相关
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GetExhibitionByAsset(assetID int64) (*models.Exhibition, error)
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GetExhibitionBySlot(slotID int64) (*models.Exhibition, error)
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GetExhibitionsByUser(userID, starID int64) ([]*models.Exhibition, error)
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CreateExhibition(exhibition *models.Exhibition) error
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DeleteExhibition(exhibitionID int64) error
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DeleteExhibitionByAsset(assetID int64) error
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GetExpiredExhibitions(beforeTime int64) ([]*models.Exhibition, error)
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// 资产注册表相关
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UpdateAssetRegistryDisplayStatus(assetID int64, displayStatus int32) error
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// ========== 我的作品相关 ==========
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// GetMyExhibitedAssets 获取我展出的作品列表（只返回展出中且未过期的，含收益）
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// userID: 用户ID
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// starID: 明星ID
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// page: 页码（从1开始）
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// pageSize: 每页数量
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// 返回: 作品列表、总数量
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GetMyExhibitedAssets(userID, starID int64, page, pageSize int) ([]*ExhibitedAssetInfo, int64, error)
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// ========== 灵感瀑布相关 ==========
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// CountValidExhibitions 统计有效展品数量
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// starID: 明星ID
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// materialType: 素材类型过滤（空字符串表示不过滤）
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CountValidExhibitions(starID int64, materialType string) (int64, error)
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// GetRandomExhibitions 获取随机展品列表
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// starID: 明星ID
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// materialType: 素材类型过滤（空字符串表示不过滤）
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// excludeIDs: 排除的展品ID列表（用于去重）
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// limit: 返回数量
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// offset: 偏移量（随机生成）
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GetRandomExhibitions(starID int64, materialType string, excludeIDs []int64, limit, offset int) ([]*InspirationFlowItem, error)
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}
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// InspirationFlowItem 灵感瀑布展品项
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type InspirationFlowItem struct {
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AssetID int64
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Name string
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CoverURL string
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LikeCount int32
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OwnerNickname string
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}
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// ExhibitedAssetInfo 我展出的作品信息
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type ExhibitedAssetInfo struct {
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AssetID int64
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Name string
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CoverURL string
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LikeCount int32
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ExhibitedAt int64
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ExpireAt int64
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Earnings int64
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}
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// galleryRepository Repository实现
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type galleryRepository struct {
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db *gorm.DB
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}
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// NewGalleryRepository 创建Repository实例
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func NewGalleryRepository(db *gorm.DB) GalleryRepository {
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return &galleryRepository{db: db}
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}
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// ==================== 展位相关 ====================
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// GetSlotsByUser 获取用户的所有展位
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func (r *galleryRepository) GetSlotsByUser(userID, starID int64) ([]*models.BoothSlot, error) {
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var slots []*models.BoothSlot
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err := r.db.Where("user_id = ? AND star_id = ?", userID, starID).
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Order("slot_index ASC").
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Find(&slots).Error
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return slots, err
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}
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// GetSlotByID 根据ID获取展位
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func (r *galleryRepository) GetSlotByID(slotID int64) (*models.BoothSlot, error) {
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var slot models.BoothSlot
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err := r.db.Where("slot_id = ?", slotID).First(&slot).Error
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if err != nil {
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if errors.Is(err, gorm.ErrRecordNotFound) {
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return nil, errors.New("展位不存在")
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}
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return nil, err
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}
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return &slot, nil
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}
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// GetSlotCount 获取用户的展位数量
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func (r *galleryRepository) GetSlotCount(userID, starID int64) (int64, error) {
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var count int64
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err := r.db.Model(&models.BoothSlot{}).
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Where("user_id = ? AND star_id = ?", userID, starID).
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Count(&count).Error
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return count, err
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}
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// CreateInitialSlots 创建初始展位（懒加载，支持并发安全）
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func (r *galleryRepository) CreateInitialSlots(userID, starID int64, hostProfileID int64) error {
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// 使用 PostgreSQL 的 ON CONFLICT 保证并发安全性
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return r.db.Transaction(func(tx *gorm.DB) error {
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now := time.Now().UnixMilli()
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initialSlotCount := config.GalleryRules.InitialSlotCount
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for i := 1; i <= initialSlotCount; i++ {
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vis := "public"
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if i > 3 {
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vis = "private"
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}
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slot := &models.BoothSlot{
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HostProfileID: hostProfileID,
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UserID: userID,
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StarID: starID,
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SlotIndex: i,
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Visibility: vis,
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IsEnabled: true,
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UnlockType: "free",
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UnlockValue: 0,
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CreatedAt: now,
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UpdatedAt: now,
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}
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// 使用 Clause 处理冲突，确保幂等性
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err := tx.Clauses(clause.OnConflict{
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Columns: []clause.Column{{Name: "host_profile_id"}, {Name: "slot_index"}},
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DoNothing: true,
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}).Create(slot).Error
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if err != nil {
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return err
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}
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}
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return nil
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})
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}
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// CreateSlot 创建新展位（用于解锁）
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func (r *galleryRepository) CreateSlot(slot *models.BoothSlot) error {
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now := time.Now().UnixMilli()
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slot.CreatedAt = now
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slot.UpdatedAt = now
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return r.db.Create(slot).Error
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}
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// UnlockSlot 解锁展位
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func (r *galleryRepository) UnlockSlot(slotID int64) error {
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now := time.Now().UnixMilli()
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return r.db.Model(&models.BoothSlot{}).
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Where("slot_id = ?", slotID).
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Updates(map[string]interface{}{
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"is_enabled": true,
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"updated_at": now,
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}).Error
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}
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// ==================== 展品相关 ====================
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// GetExhibitionByAsset 根据资产ID获取展品展示记录（不含已删除）
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func (r *galleryRepository) GetExhibitionByAsset(assetID int64) (*models.Exhibition, error) {
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var exhibition models.Exhibition
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err := r.db.Where("asset_id = ? AND deleted_at IS NULL", assetID).First(&exhibition).Error
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if err != nil {
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if errors.Is(err, gorm.ErrRecordNotFound) {
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return nil, nil // 未找到记录，返回 nil（不是错误）
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}
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return nil, err
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}
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return &exhibition, nil
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}
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// GetExhibitionBySlot 根据展位ID获取展品展示记录（不含已删除）
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func (r *galleryRepository) GetExhibitionBySlot(slotID int64) (*models.Exhibition, error) {
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var exhibition models.Exhibition
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err := r.db.Where("slot_id = ? AND deleted_at IS NULL", slotID).First(&exhibition).Error
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if err != nil {
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if errors.Is(err, gorm.ErrRecordNotFound) {
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return nil, nil // 未找到记录，返回 nil（不是错误）
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}
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return nil, err
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}
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return &exhibition, nil
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}
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// GetExhibitionsByUser 获取用户的所有展品展示记录（不含已删除）
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func (r *galleryRepository) GetExhibitionsByUser(userID, starID int64) ([]*models.Exhibition, error) {
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var exhibitions []*models.Exhibition
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err := r.db.Where("occupier_uid = ? AND occupier_star_id = ? AND deleted_at IS NULL", userID, starID).
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Find(&exhibitions).Error
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return exhibitions, err
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}
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// CreateExhibition 创建展品展示记录
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func (r *galleryRepository) CreateExhibition(exhibition *models.Exhibition) error {
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now := time.Now().UnixMilli()
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exhibition.CreatedAt = now
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exhibition.UpdatedAt = now
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return r.db.Create(exhibition).Error
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}
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// DeleteExhibition 软删除展品展示记录（根据ID）
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func (r *galleryRepository) DeleteExhibition(exhibitionID int64) error {
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now := time.Now().UnixMilli()
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return r.db.Model(&models.Exhibition{}).
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Where("id = ?", exhibitionID).
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Updates(map[string]interface{}{
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"deleted_at": now,
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"updated_at": now,
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}).Error
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}
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// DeleteExhibitionByAsset 软删除展品展示记录（根据资产ID）
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func (r *galleryRepository) DeleteExhibitionByAsset(assetID int64) error {
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now := time.Now().UnixMilli()
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return r.db.Model(&models.Exhibition{}).
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Where("asset_id = ?", assetID).
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Updates(map[string]interface{}{
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"deleted_at": now,
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"updated_at": now,
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}).Error
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}
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// GetExpiredExhibitions 获取过期的展品展示记录（不含已删除）
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func (r *galleryRepository) GetExpiredExhibitions(beforeTime int64) ([]*models.Exhibition, error) {
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var exhibitions []*models.Exhibition
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err := r.db.Where("expire_at <= ? AND deleted_at IS NULL", beforeTime).Find(&exhibitions).Error
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return exhibitions, err
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}
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// UpdateAssetRegistryDisplayStatus 更新资产注册表的展示状态
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func (r *galleryRepository) UpdateAssetRegistryDisplayStatus(assetID int64, displayStatus int32) error {
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return r.db.Model(&models.AssetRegistry{}).
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Where("asset_id = ?", assetID).
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Update("display_status", displayStatus).Error
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}
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// ========== 我的作品相关实现 ==========
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// GetMyExhibitedAssets 获取我展出的作品列表（只返回展出中且未过期的，含收益）
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func (r *galleryRepository) GetMyExhibitedAssets(userID, starID int64, page, pageSize int) ([]*ExhibitedAssetInfo, int64, error) {
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var items []*ExhibitedAssetInfo
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var total int64
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now := time.Now().UnixMilli()
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// 计数查询
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err := r.db.Model(&models.Exhibition{}).
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Where("occupier_uid = ? AND occupier_star_id = ? AND deleted_at IS NULL AND expire_at > ?", userID, starID, now).
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Count(&total).Error
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if err != nil {
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return nil, 0, err
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}
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// 数据查询
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offset := (page - 1) * pageSize
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err = r.db.Model(&models.Exhibition{}).
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Raw(`
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SELECT exhibitions.asset_id, a.name, a.cover_url, a.like_count,
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exhibitions.start_time as exhibited_at, exhibitions.expire_at,
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COALESCE(CAST(SUM(err.crystal_amount) / 10 AS bigint), 0) as earnings
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FROM exhibitions
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JOIN assets a ON a.id = exhibitions.asset_id
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LEFT JOIN exhibition_revenue_records err ON err.asset_id = a.id AND err.status = 'claimable'
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WHERE exhibitions.occupier_uid = ? AND exhibitions.occupier_star_id = ?
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AND exhibitions.deleted_at IS NULL AND exhibitions.expire_at > ?
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GROUP BY exhibitions.asset_id, a.name, a.cover_url, a.like_count, exhibitions.start_time, exhibitions.expire_at
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ORDER BY exhibitions.start_time DESC
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LIMIT ? OFFSET ?
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`, userID, starID, now, pageSize, offset).Scan(&items).Error
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if err != nil {
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return nil, 0, err
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}
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return items, total, nil
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}
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// ========== 灵感瀑布相关实现 ==========
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// CountValidExhibitions 统计有效展品数量
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func (r *galleryRepository) CountValidExhibitions(starID int64, materialType string) (int64, error) {
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var count int64
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now := time.Now().UnixMilli()
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query := r.db.Model(&models.Exhibition{}).
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Where("occupier_star_id = ? AND expire_at > ? AND deleted_at IS NULL", starID, now)
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if materialType != "" && materialType != "all" {
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query = query.Joins("JOIN assets a ON a.id = exhibitions.asset_id").
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Where("a.material_type = ?", materialType)
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}
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err := query.Count(&count).Error
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return count, err
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}
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// GetRandomExhibitions 获取随机展品列表
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func (r *galleryRepository) GetRandomExhibitions(starID int64, materialType string, excludeIDs []int64, limit, offset int) ([]*InspirationFlowItem, error) {
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var items []*InspirationFlowItem
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now := time.Now().UnixMilli()
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// 构建基础查询
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baseQuery := r.db.Model(&models.Exhibition{}).
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Where("exhibitions.occupier_star_id = ? AND exhibitions.expire_at > ? AND exhibitions.deleted_at IS NULL", starID, now)
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if materialType != "" && materialType != "all" {
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baseQuery = baseQuery.Joins("JOIN assets a ON a.id = exhibitions.asset_id").
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Where("a.material_type = ?", materialType)
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}
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// 排除已展示的ID
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if len(excludeIDs) > 0 {
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baseQuery = baseQuery.Where("exhibitions.id NOT IN ?", excludeIDs)
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}
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// 执行随机排序查询
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err := baseQuery.
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Select(`exhibitions.asset_id, a.name, a.cover_url, a.like_count, fp.nickname as owner_nickname`).
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Joins("JOIN assets a ON a.id = exhibitions.asset_id").
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Joins("JOIN fan_profiles fp ON exhibitions.occupier_uid = fp.user_id AND exhibitions.occupier_star_id = fp.star_id").
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Where("a.status = 1 AND a.is_active = true").
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Order("RANDOM()").
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Limit(limit).
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Offset(offset).
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Scan(&items).Error
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if err != nil {
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return nil, err
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}
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return items, nil
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}
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// ==================== 辅助函数 ====================
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// generateHostProfileID 生成 host_profile_id
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// 注意：这里使用简单的生成逻辑，实际应该与 fan_profiles 表的逻辑一致
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func generateHostProfileID(userID, starID int64) int64 {
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// 使用简单的组合方式：userID * 1000000 + starID
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// 实际项目中应该使用与 User Service 一致的逻辑
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return userID*1000000 + starID
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}
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