wisemapping-frontend/packages/mindplot/src/components/Command.ts

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/*
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* 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.
*/
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import { $defined } from '@wisemapping/core-js';
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import CommandContext from './CommandContext';
abstract class Command {
private _id: number;
static _uuid: number;
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private _discardDuplicated: string;
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constructor() {
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this._id = Command._nextUUID();
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this._discardDuplicated = undefined;
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}
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abstract execute(commandContext: CommandContext): void;
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abstract undoExecute(commandContext: CommandContext): void;
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getId(): number {
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return this._id;
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}
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static _nextUUID() {
if (!$defined(this._uuid)) {
this._uuid = 1;
}
this._uuid += 1;
return this._uuid;
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}
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get discardDuplicated(): string {
return this._discardDuplicated;
}
set discardDuplicated(value: string) {
this._discardDuplicated = value;
}
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}
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export default Command;