/*
 *  Copyright 2015 Anyware Services
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  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.
 */

/**
 * Singleton class handling the list of active/inactive contexts
 */
Ext.define('Ametys.plugins.web.administration.CacheStatisticsBackContext', {
	singleton: true,
	
	/**
	 * @private
	 * @property _activeContexts the active cache statistics contexts
	 */
	_activeContexts: [],
	
	/**
	 * Activate the given cache contexts
	 * @param {String[]} contexts the cache contexts to activate
	 */
	activateContexts: function(contexts)
	{
		var me = this;
		Ext.Array.each(contexts, function(context){
			me._activeContexts.push(context);
		});
	},
	
	/**
	 * Deactivate the given cache context
	 * @param {String} context the cache context to deactivate
	 */
	deactivateContext: function(context)
	{
		Ext.Array.remove(this._activeContexts, context);
	},

	/**
	 * Get the currently active cache contexts
	 * @return the active cache contexts
	 */
	getActiveContexts: function()
	{
		return this._activeContexts;
	}
});