/*
 * 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:flutter/material.dart';

import '../../../models/group.dart';
import '../../../models/node.dart';
import '../../../models/unit.dart';
import '../controllers/content_tree.dart';
import 'group.dart';
import 'unit.dart';

class NodeWidget extends StatelessWidget {
  final NodeModel node;
  final ContentTreeController contentTreeController;

  const NodeWidget({
    required this.node,
    required this.contentTreeController,
  });

  @override
  Widget build(BuildContext context) {
    final node = this.node;

    if (node is GroupModel) {
      return GroupWidget(
        group: node,
        contentTreeController: contentTreeController,
        key: Key(node.id),
      );
    }

    if (node is UnitModel) {
      return UnitWidget(
        unit: node,
        contentTreeController: contentTreeController,
        key: Key(node.id),
      );
    }

    throw Exception('A node with an unknown type');
  }
}
