'use strict';

/**
 * Licensed Materials - Property of IBM
 * IBM Cognos Products: Storytelling
 * (C) Copyright IBM Corp. 2019
 * US Government Users Restricted Rights - Use, duplication or disclosure restricted by GSA ADP Schedule Contract with IBM Corp.
 */
define(['baglass/core-client/js/core-client/ui/core/Class'], function (Class) {

	var WidgetHelper = Class.extend({

		init: function init(options) {
			this.dashboardApi = options.dashboardApi;
		},

		/**
   * @param {string} widgetId
   * @return WidgetAPI object
   */
		getWidget: function getWidget(widgetId) {
			var content = this.getContent(widgetId);
			return content ? content.getFeature('WidgetAPI.deprecated') : null;
		},

		/**
   * @param {string} contentId
   * @return ContentAPI object
   */
		getContent: function getContent(contentId) {
			var canvas = this.dashboardApi.getCanvas();
			return canvas ? canvas.getContent(contentId) : null;
		},

		/**
   * @param {string} contentId
   * @return {Number} event group id
   */
		getEventGroupId: function getEventGroupId(contentId) {
			var eventGroups = this.dashboardApi.getFeature('EventGroups');
			return eventGroups.getGroupId(contentId);
		},

		/**
   * Recursively walk the content and it's parent to find the page content
   * @param {ContentAPI} content
   * @returns {ContentAPI} page content. If a page can not be found, returns null
   */
		getPageContent: function getPageContent(content) {
			var pageContent = null;
			while (content) {
				if (content.getType() === 'page') {
					pageContent = content;
				}
				content = content.getContainer();
			}
			return pageContent;
		},


		/**
   * @param {string} contentId
   * @return DOM node
   */
		getContentNode: function getContentNode(contentId) {
			var content = this.getContent(contentId);
			return content ? content.getFeature('ContentViewDOM').getNode() : null;
		},

		/**
   * @param {string} contentId
   * @return DOM node
   */
		getContentState: function getContentState(contentId) {
			var content = this.getContent(contentId);
			return content ? content.getFeature('state.internal') : null;
		}
	});

	return WidgetHelper;
});
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