package purchase

// Repository 购买记录仓储接口
type Repository interface {
	// Save 保存购买记录
	Save(purchase *Purchase) error
	// FindByUserIdAndContent 根据用户ID和内容ID查找购买记录
	FindByUserIdAndContent(userId, contentId uint64, contentType ContentType) (*Purchase, error)
	// FindByUserId 查找用户的所有购买记录
	FindByUserId(userId uint64) ([]*Purchase, error)
	FindColumnById(uid uint64, ids ...uint64) ([]*Purchase, error)
	FindArticleById(uid uint64, ids ...uint64) ([]*Purchase, error)
	FindArticlesByUserId(userId uint64) ([]*Purchase, error)
	FindColumnsByUserId(userId uint64) ([]*Purchase, error)

	// FindByContent 查找内容的所有购买记录
	FindByContent(contentId uint64, contentType ContentType) ([]*Purchase, error)
}