tercul-backend/internal/repositories/bookmark_repository.go

package repositories

import (
	"context"
	"gorm.io/gorm"
	"tercul/internal/models"
)

// BookmarkRepository defines CRUD methods specific to Bookmark.
type BookmarkRepository interface {
	BaseRepository[models.Bookmark]
	ListByUserID(ctx context.Context, userID uint) ([]models.Bookmark, error)
	ListByWorkID(ctx context.Context, workID uint) ([]models.Bookmark, error)
}

type bookmarkRepository struct {
	BaseRepository[models.Bookmark]
	db *gorm.DB
}

// NewBookmarkRepository creates a new BookmarkRepository.
func NewBookmarkRepository(db *gorm.DB) BookmarkRepository {
	return &bookmarkRepository{
		BaseRepository: NewBaseRepositoryImpl[models.Bookmark](db),
		db:             db,
	}
}

// ListByUserID finds bookmarks by user ID
func (r *bookmarkRepository) ListByUserID(ctx context.Context, userID uint) ([]models.Bookmark, error) {
	var bookmarks []models.Bookmark
	if err := r.db.WithContext(ctx).Where("user_id = ?", userID).Find(&bookmarks).Error; err != nil {
		return nil, err
	}
	return bookmarks, nil
}

// ListByWorkID finds bookmarks by work ID
func (r *bookmarkRepository) ListByWorkID(ctx context.Context, workID uint) ([]models.Bookmark, error) {
	var bookmarks []models.Bookmark
	if err := r.db.WithContext(ctx).Where("work_id = ?", workID).Find(&bookmarks).Error; err != nil {
		return nil, err
	}
	return bookmarks, nil
}