/********************************************************************************
 * Copyright (C) 2018 TypeFox and others.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v. 2.0 which is available at
 * http://www.eclipse.org/legal/epl-2.0.
 *
 * This Source Code may also be made available under the following Secondary
 * Licenses when the conditions for such availability set forth in the Eclipse
 * Public License v. 2.0 are satisfied: GNU General Public License, version 2
 * with the GNU Classpath Exception which is available at
 * https://www.gnu.org/software/classpath/license.html.
 *
 * SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
 ********************************************************************************/

import { CompositeTreeNode, TreeNode } from '../tree';
import { SelectableTreeNode } from '../tree-selection';
import { ExpandableTreeNode } from '../tree-expansion';

export namespace MockTreeModel {

  export interface Node {
    readonly id: string;
    readonly children?: Node[];
  }

  export namespace Node {
    export function toTreeNode(root: Node, parent?: CompositeTreeNode): TreeNode {
      const {id} = root;
      const name = id;
      const selected = false;
      const focus = false;
      const expanded = true;
      const node: CompositeTreeNode & SelectableTreeNode = {
        id,
        name,
        selected,
        focus,
        parent: parent,
        children: []
      };
      const children = (root.children || []).map(child => Node.toTreeNode(child, node));
      if (children.length === 0) {
        return node;
      } else {
        node.children = children;
        // eslint-disable-next-line @typescript-eslint/no-explicit-any
        (node as any).expanded = expanded;
        return node as CompositeTreeNode & SelectableTreeNode & ExpandableTreeNode;
      }
    }
  }

  export const HIERARCHICAL_MOCK_ROOT = () => Node.toTreeNode({
    'id': '1',
    'children': [
      {
        'id': '1.1',
        'children': [
          {
            'id': '1.1.1'
          },
          {
            'id': '1.1.2'
          }
        ]
      },
      {
        'id': '1.2',
        'children': [
          {
            'id': '1.2.1',
            'children': [
              {
                'id': '1.2.1.1'
              },
              {
                'id': '1.2.1.2'
              }
            ]
          },
          {
            'id': '1.2.2'
          },
          {
            'id': '1.2.3'
          }
        ]
      },
      {
        'id': '1.3'
      }
    ]
  });

  export const FLAT_MOCK_ROOT = () => Node.toTreeNode({
    'id': 'ROOT',
    'children': [
      {
        'id': '1'
      },
      {
        'id': '2'
      },
      {
        'id': '3'
      },
      {
        'id': '4'
      },
      {
        'id': '5'
      },
      {
        'id': '6'
      },
      {
        'id': '7'
      },
      {
        'id': '8'
      },
      {
        'id': '9'
      },
      {
        'id': '10'
      },
      {
        'id': '11'
      }
    ]
  });

}