wisemapping-frontend/packages/mindplot/src/components/commands/AddRelationshipCommand.ts
2022-07-13 01:45:36 +00:00

48 lines
1.6 KiB
TypeScript

/*
* Copyright [2021] [wisemapping]
*
* Licensed under WiseMapping Public License, Version 1.0 (the "License").
* It is basically the Apache License, Version 2.0 (the "License") plus the
* "powered by wisemapping" text requirement on every single page;
* you may not use this file except in compliance with the License.
* You may obtain a copy of the license at
*
* http://www.wisemapping.org/license
*
* 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 { $assert } from '@wisemapping/core-js';
import Command from '../Command';
import CommandContext from '../CommandContext';
import RelationshipModel from '../model/RelationshipModel';
class AddRelationshipCommand extends Command {
private _model: RelationshipModel;
/**
* @classdesc This command class handles do/undo of adding a relationship to a topic.
*/
constructor(model: RelationshipModel) {
$assert(model, 'Relationship model can not be null');
super();
this._model = model;
}
execute(commandContext: CommandContext) {
const relationship = commandContext.addRelationship(this._model);
relationship.setOnFocus(true);
}
undoExecute(commandContext: CommandContext) {
const rel = commandContext.findRelationships([this._model.getId()]);
commandContext.deleteRelationship(rel[0]);
}
}
export default AddRelationshipCommand;