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54 lines
1.7 KiB
TypeScript
54 lines
1.7 KiB
TypeScript
/*
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* Copyright [2021] [wisemapping]
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*
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* Licensed under WiseMapping Public License, Version 1.0 (the "License").
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* It is basically the Apache License, Version 2.0 (the "License") plus the
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* "powered by wisemapping" text requirement on every single page;
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the license at
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*
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* http://www.wisemapping.org/license
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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import { $assert } from '@wisemapping/core-js';
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import Command from '../Command';
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import RelationshipModel from '../model/RelationshipModel';
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class AddRelationshipCommand extends Command {
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private _model: RelationshipModel;
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/**
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* @classdesc This command class handles do/undo of adding a relationship to a topic.
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*/
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constructor(model:RelationshipModel) {
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$assert(model, 'Relationship model can not be null');
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super();
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this._model = model;
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}
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/**
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* Overrides abstract parent method
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*/
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execute(commandContext) {
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const relationship = commandContext.addRelationship(this._model);
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relationship.setOnFocus(true);
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}
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/**
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* Overrides abstract parent method
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* @see {@link mindplot.Command.undoExecute}
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*/
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undoExecute(commandContext) {
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const rel = commandContext.findRelationships(this._model.getId());
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commandContext.deleteRelationship(rel[0]);
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}
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}
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export default AddRelationshipCommand;
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