61 строка
1.6 KiB
JavaScript
61 строка
1.6 KiB
JavaScript
// Copyright (c) 2015 Mattermost, Inc. All Rights Reserved.
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// See License.txt for license information.
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import AppDispatcher from '../dispatcher/app_dispatcher.jsx';
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import Constants from '../utils/constants.jsx';
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import EventEmitter from 'events';
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const ActionTypes = Constants.ActionTypes;
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const CHANGE_EVENT = 'changed';
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class FileStore extends EventEmitter {
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constructor() {
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super();
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this.addChangeListener = this.addChangeListener.bind(this);
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this.removeChangeListener = this.removeChangeListener.bind(this);
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this.emitChange = this.emitChange.bind(this);
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this.handleEventPayload = this.handleEventPayload.bind(this);
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this.dispatchToken = AppDispatcher.register(this.handleEventPayload);
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this.fileInfo = new Map();
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}
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addChangeListener(callback) {
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this.on(CHANGE_EVENT, callback);
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}
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removeChangeListener(callback) {
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this.removeListener(CHANGE_EVENT, callback);
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}
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emitChange(filename) {
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this.emit(CHANGE_EVENT, filename);
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}
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hasInfo(filename) {
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return this.fileInfo.has(filename);
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}
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getInfo(filename) {
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return this.fileInfo.get(filename);
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}
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setInfo(filename, info) {
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this.fileInfo.set(filename, info);
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}
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handleEventPayload(payload) {
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const action = payload.action;
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switch (action.type) {
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case ActionTypes.RECIEVED_FILE_INFO:
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this.setInfo(action.filename, action.info);
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this.emitChange(action.filename);
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break;
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}
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}
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}
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export default new FileStore();
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