learning/tour-of-beam/frontend/lib/router/page_factory.dart

/*
 * 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 'package:app_state/app_state.dart';

import '../pages/tour/page.dart';
import '../pages/welcome/page.dart';

class PageFactory {
  static AbstractPage? createPage(
    String factoryKey,
    Map<String, dynamic> state,
  ) {
    switch (factoryKey) {
      case TourPage.classFactoryKey:
        return TourPage.fromStateMap(state);

      case WelcomePage.classFactoryKey:
        return WelcomePage.fromStateMap(state);
    }

    return null;
  }
}