'use strict';

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

/*
 *+------------------------------------------------------------------------+
 *| Licensed Materials - Property of IBM
 *| IBM Cognos Products: BI Dashboard
 *| (C) Copyright IBM Corp. 2018
 *|
 *| US Government Users Restricted Rights - Use, duplication or disclosure
 *| restricted by GSA ADP Schedule Contract with IBM Corp.
 *+------------------------------------------------------------------------+
 */

define(['underscore', '../../../lib/@waca/core-client/js/core-client/ui/core/Class', '../../../lib/@waca/upgrades/UpgradeBase', '../../../lib/@waca/dashboard-common/dist/core/Model', '../../../app/nls/StringResources', './ContainerPageIdUpgradeHelper'], function (_, Class, UpgradeBase, Model, StringResources, ContainerPageIdUpgradeHelper) {
	var SinglePageDashboardsUpgradeHelper = function () {
		function SinglePageDashboardsUpgradeHelper() {
			_classCallCheck(this, SinglePageDashboardsUpgradeHelper);
		}

		/**
   * Perform upgrade
   *
   * @param {object} spec - spec to perform upgrade on
   *
   * @return {Promise} Promise to be resolved when upgrade performed
   */
		SinglePageDashboardsUpgradeHelper.prototype.upgrade = function upgrade(spec) {
			this._containerPageIdUpgrader = new ContainerPageIdUpgradeHelper();
			if (!spec) {
				return Promise.resolve(spec);
			}

			if (!this._isSinglePageDashboard(spec)) {
				return Promise.resolve(spec);
			}

			this.upgradeSinglePageDashboard(spec);

			return Promise.resolve(spec);
		};

		/**
   * Check whether the spec is a single page dashboard
   *
   * @param {object} spec - dashboard spec
   *
   * @return {boolean}
   */


		SinglePageDashboardsUpgradeHelper.prototype._isSinglePageDashboard = function _isSinglePageDashboard(spec) {
			if (!spec || !spec.layout) {
				return false;
			}

			var type = spec.layout.type;
			if (type === 'absolute' || type === 'container') {
				var template = spec.layout.templateName;
				var isInfographic = template.lastIndexOf('Infographics', 0) === 0;

				return !isInfographic; //If we don't have an infographic, then we have a single page dashboard.
			}

			return false;
		};

		/**
   * Upgrade a single page dashboard spec to a tabbed dashboard with a single tab that is hidden
   *
   * @param {object} spec - dashboard spec
   */


		SinglePageDashboardsUpgradeHelper.prototype.upgradeSinglePageDashboard = function upgradeSinglePageDashboard(spec) {
			var tabLayout = {
				id: new Model().id,
				type: 'tab',
				items: [{
					title: StringResources.get('defaultTabTitle', {
						index: 1
					})
				}],
				style: {
					height: '100%'
				},
				hideTab: true
			};

			//Move the page properties into the new first tab.
			var layout = spec.layout;
			var firstTab = tabLayout.items[0];
			firstTab.id = layout.id;
			firstTab.type = layout.type;
			firstTab.items = layout.items;
			firstTab.templateName = layout.templateName;
			delete layout.templateName;
			if (layout.style) {
				firstTab.style = layout.style;
			}

			if (layout.css && layout.css.indexOf('gridCapable') !== -1) {
				//Clean up an unneeded css class which will cause problems if present on the tab layout.
				var newCss = layout.css.replace('gridCapable', '');
				if (newCss) {
					layout.css = newCss;
				} else {
					delete layout.css;
				}
			}

			//Merge in the new tab layout into the spec.
			_.extend(layout, tabLayout);

			if (this._isRelativeSinglePage(spec)) {
				var currentId = spec.layout.items[0].items[0].id;
				var newId = spec.layout.items[0].id;
				this._upgradeContainerPageIds(spec, currentId, newId);
			}
		};

		/**
   * check if the single page is a relative: check if the only item is of type container 
   * @param {Object} spec 
   * @return true if the single page is a relative one
   */


		SinglePageDashboardsUpgradeHelper.prototype._isRelativeSinglePage = function _isRelativeSinglePage(spec) {
			return spec.layout.items[0].type === 'container';
		};

		SinglePageDashboardsUpgradeHelper.prototype._upgradeContainerPageIds = function _upgradeContainerPageIds(spec, currentId, newId) {
			var containerPageIdMap = {};
			containerPageIdMap[currentId] = newId;
			this._containerPageIdUpgrader.upgrade(spec, containerPageIdMap);
		};

		return SinglePageDashboardsUpgradeHelper;
	}();

	return SinglePageDashboardsUpgradeHelper;
});
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