feat: add logic for repository

backend/internal/repositories/comments_repository.go

@@ -21,15 +21,55 @@ func NewCommentsRepository(db *sql.DB) CommentRepository {
 	}
 }
 
-func (c *commentsRepository) CreateComment(ctx context.Context, comment *storage.Comment) error {
+func (c *commentsRepository) CreateComment(
+	ctx context.Context,
+	comment *storage.CommentCreate,
+) error {
+	_, err := c.db.Exec(
+		"INSERT INTO comments(content, post_id) VALUES(?, ?, ?)",
+		comment.Content,
+		comment.PostID,
+		comment.UserID,
+	)
+	if err != nil {
+		c.logger.Error("error insert: " + err.Error())
+		return err
+	}
 	return nil
 }
 
 func (c *commentsRepository) GetAllComments(ctx context.Context) ([]storage.Comment, error) {
-	return nil, nil
+	var result []storage.Comment
+	rows, err := c.db.Query("SELECT id, content, post_id, user_id, created_at FROM comments")
+	if err != nil {
+		c.logger.Error("error scan " + err.Error())
+		return nil, err
+	}
+	for rows.Next() {
+		var id int
+		var content string
+		var postID int
+		var userID int
+		var createdAt string
+		err := rows.Scan(&id, &content, &postID, &userID, &createdAt)
+		if err != nil {
+			c.logger.Error("error scan: " + err.Error())
+		}
+		result = append(result, storage.Comment{
+			ID:        id,
+			Content:   content,
+			PostID:    postID,
+			UserID:    userID,
+			CreatedAt: createdAt,
+		})
+	}
+	return result, nil
 }
 
-func (c *commentsRepository) GetCommentsOfPost(ctx context.Context, id int) ([]storage.Comment, error) {
+func (c *commentsRepository) GetCommentsOfPost(
+	ctx context.Context,
+	id int,
+) ([]storage.Comment, error) {
 	return nil, nil
 }
 
@@ -37,6 +77,10 @@ func (c *commentsRepository) DeleteComment(ctx context.Context, id int) error {
 	return nil
 }
 
-func (c *commentsRepository) UpdateComment(ctx context.Context, id int, comment *storage.Comment) error {
+func (c *commentsRepository) UpdateComment(
+	ctx context.Context,
+	id int,
+	comment *storage.Comment,
+) error {
 	return nil
 }

backend/internal/repositories/interface.go

@@ -24,7 +24,7 @@ type AuthRepository interface {
 }
 
 type CommentRepository interface {
-	CreateComment(ctx context.Context, comment *storage.Comment) error
+	CreateComment(ctx context.Context, comment *storage.CommentCreate) error
 	GetAllComments(ctx context.Context) ([]storage.Comment, error)
 	GetCommentsOfPost(ctx context.Context, id int) ([]storage.Comment, error)
 	DeleteComment(ctx context.Context, id int) error