add places operations

internal/repos/scenarios_repo/repo.go

@@ -204,3 +204,53 @@ func (s *ScenariosRepo) DeleteScenarioByID(
 	}
 	return nil
 }
+
+func (s *ScenariosRepo) GetStoryByScenarioID(
+	ctx context.Context,
+	id int,
+) (string, error) {
+	story := ""
+	row := s.pool.QueryRow(
+		ctx,
+		`SELECT 
+			scenario
+		FROM scenarios
+		WHERE scenarios.id = $1`,
+		id,
+	)
+	err := row.Scan(
+		&story,
+	)
+	if err != nil {
+		if errors.Is(err, pgx.ErrNoRows) {
+			return "", ErrScenarioNotFound
+		}
+		return "", err
+	}
+
+	return story, nil
+}
+
+func (s *ScenariosRepo) UpdateStoryByScenarioID(
+	ctx context.Context,
+	id int,
+	story string,
+) error {
+	tag, err := s.pool.Exec(
+		ctx,
+		`UPDATE scenarios
+		SET 
+			scenario = $1,
+			updated_at = NOW()
+		WHERE id = $2`,
+		story,
+		id,
+	)
+	if err != nil {
+		return err
+	}
+	if tag.RowsAffected() == 0 {
+		return ErrScenarioNotFound
+	}
+	return nil
+}