tercul-backend/internal/data/sql/comment_repository.go

package sql

import (
	"context"
	"tercul/internal/domain"
	"tercul/internal/domain/comment"

	"gorm.io/gorm"
)

type commentRepository struct {
	domain.BaseRepository[domain.Comment]
	db *gorm.DB
}

// NewCommentRepository creates a new CommentRepository.
func NewCommentRepository(db *gorm.DB) comment.CommentRepository {
	return &commentRepository{
		BaseRepository: NewBaseRepositoryImpl[domain.Comment](db),
		db:             db,
	}
}

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

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

// ListByTranslationID finds comments by translation ID
func (r *commentRepository) ListByTranslationID(ctx context.Context, translationID uint) ([]domain.Comment, error) {
	var comments []domain.Comment
	if err := r.db.WithContext(ctx).Where("translation_id = ?", translationID).Find(&comments).Error; err != nil {
		return nil, err
	}
	return comments, nil
}

// ListByParentID finds comments by parent ID
func (r *commentRepository) ListByParentID(ctx context.Context, parentID uint) ([]domain.Comment, error) {
	var comments []domain.Comment
	if err := r.db.WithContext(ctx).Where("parent_id = ?", parentID).Find(&comments).Error; err != nil {
		return nil, err
	}
	return comments, nil
}