packages/runtime-host/src/protocol/session-status.ts

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

import { isSessionStatus, type SessionStatus } from '@maka/core/session';
import { invalidProtocolFrame } from './errors.js';

/**
 * Accept status values written by legacy Runtime Hosts without expanding the
 * current wire status shape. This is decode-only compatibility: all outgoing
 * values remain current SessionStatus values.
 */
export function decodeSessionStatus(value: unknown): SessionStatus {
  const normalized = value === 'review' || value === 'done' ? 'active' : value;
  if (!isSessionStatus(normalized)) throw invalidProtocolFrame('Invalid Session status');
  return normalized;
}