feat(t242): delete unused freight orders

2026-07-29 16:10:45 +08:00
parent c80a5c26ed
commit e5f403ff7d
20 changed files with 915 additions and 27 deletions
@@ -617,6 +617,112 @@ func (store *Store) GetFreightOrder(
 	return domain.FreightOrderDetail{Order: order, Items: items}, nil
 }

+func (store *Store) DeleteFreightOrder(
+	ctx context.Context,
+	creatorSubject, orderID string,
+) ([]string, error) {
+	tx, err := store.db.BeginTx(ctx, nil)
+	if err != nil {
+		return nil, repositoryFailure(err)
+	}
+	defer tx.Rollback()
+
+	var storedOrderID string
+	err = tx.QueryRowContext(
+		ctx,
+		`SELECT id FROM freight_orders
+		WHERE creator_subject = ? AND id = ?`,
+		creatorSubject,
+		orderID,
+	).Scan(&storedOrderID)
+	if errors.Is(err, sql.ErrNoRows) {
+		return nil, nil
+	}
+	if err != nil {
+		return nil, repositoryFailure(err)
+	}
+
+	var inUse int
+	err = tx.QueryRowContext(
+		ctx,
+		`SELECT EXISTS (
+			SELECT 1
+			FROM freight_order_items AS item
+			JOIN procurement_requests AS request
+				ON request.freight_order_item_id = item.id
+			WHERE item.freight_order_id = ?
+		)`,
+		storedOrderID,
+	).Scan(&inUse)
+	if err != nil {
+		return nil, repositoryFailure(err)
+	}
+	if inUse != 0 {
+		return nil, usecase.ErrFreightOrderInUse
+	}
+
+	rows, err := tx.QueryContext(
+		ctx,
+		`SELECT image.storage_key
+		FROM freight_item_images AS image
+		JOIN freight_order_items AS item
+			ON item.id = image.freight_order_item_id
+		WHERE item.freight_order_id = ?
+			AND image.status = 'READY'
+			AND image.storage_key IS NOT NULL
+		ORDER BY image.storage_key`,
+		storedOrderID,
+	)
+	if err != nil {
+		return nil, repositoryFailure(err)
+	}
+	storageKeys := make([]string, 0)
+	for rows.Next() {
+		var storageKey string
+		if err := rows.Scan(&storageKey); err != nil {
+			rows.Close()
+			return nil, repositoryFailure(err)
+		}
+		storageKeys = append(storageKeys, storageKey)
+	}
+	if err := rows.Err(); err != nil {
+		rows.Close()
+		return nil, repositoryFailure(err)
+	}
+	if err := rows.Close(); err != nil {
+		return nil, repositoryFailure(err)
+	}
+
+	if _, err := tx.ExecContext(
+		ctx,
+		`DELETE FROM freight_order_items WHERE freight_order_id = ?`,
+		storedOrderID,
+	); err != nil {
+		return nil, repositoryFailure(err)
+	}
+	result, err := tx.ExecContext(
+		ctx,
+		`DELETE FROM freight_orders
+		WHERE creator_subject = ? AND id = ?`,
+		creatorSubject,
+		storedOrderID,
+	)
+	if err != nil {
+		return nil, repositoryFailure(err)
+	}
+	deleted, err := result.RowsAffected()
+	if err != nil {
+		return nil, repositoryFailure(err)
+	}
+	if deleted != 1 {
+		return nil, repositoryFailure(usecase.ErrRepositoryInvariant)
+	}
+	if err := tx.Commit(); err != nil {
+		return nil, repositoryFailure(err)
+	}
+	return storageKeys, nil
+}
+
 const freightSyncSelect = `SELECT
 	id, creator_subject, created_by_user_id, mode, order_number,
 	created_from, created_to, watermark_through, query_sha256, status,