/*******************************************************************************
 * Copyright (c) 2015 itemis AG (http://www.itemis.eu) and others.
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License 2.0 which is available at
 * http://www.eclipse.org/legal/epl-2.0.
 *
 * SPDX-License-Identifier: EPL-2.0
 *******************************************************************************/

define(['xtext/services/XtextService', 'jquery'], function(XtextService, jQuery) {
	
	/**
	 * Service class for marking occurrences.
	 */
	function OccurrencesService(serviceUrl, resourceId, updateService) {
		this.initialize(serviceUrl, 'occurrences', resourceId, updateService);
	};

	OccurrencesService.prototype = new XtextService();

	OccurrencesService.prototype._initServerData = function(serverData, editorContext, params) {
		if (params.offset)
			serverData.caretOffset = params.offset;
		else
			serverData.caretOffset = editorContext.getCaretOffset();
	};
	
	OccurrencesService.prototype._getSuccessCallback = function(editorContext, params, deferred) {
		return function(result) {
			if (result.conflict || !params.sendFullText && result.stateId !== undefined
					&& result.stateId != editorContext.getServerState().stateId) 
				deferred.reject();
			else 
				deferred.resolve(result);
		}
	}

	return OccurrencesService;
});