/*
 * Licensed Materials - Property of IBM
 *
 * IBM Cognos Products: Modeling UI
 *
 * Copyright IBM Corp. 2017, 2019
 *
 * US Government Users Restricted Rights - Use, duplication or disclosure restricted by GSA ADP Schedule Contract with IBM Corp.
 */

define(['bi/glass/core/Class', 'underscore'], function (BaseClass, _) {
	var ModuleCreatelHandler = BaseClass.extend({
		init: function() {
			ModuleCreatelHandler.inherited('init', this, arguments);
		},

		doAction: function(context) {
			return this._passSecurityCheck(context)
				? Promise.resolve(this.onSelectItem(context))
				: Promise.reject();
		},

		onSelectItem: function(context) {
			if (!context.target.activeObject) {
				require(['ca-modeller/create'], function(Create) {
					Create.default(context.glassContext);
				});

				return;
			}

			var application = context.glassContext;

			if (application.currentAppView.perspective === 'ca-modeller') {
				// launch the glass open dialog
				application.getCurrentContentView().openModel();

				return;
			}

			application.closeAppView('ca-modeller').then( function() {
				require(['ca-modeller/create'], function(Create) {
					// create a new module containing the selection
					Create.createEntryModule(context).then(function(response) {
						// open that new module
						application.openAppView('ca-modeller', {
							content: {
								tid: response.data.id,
								id: response.data.id,
								sessionModule: response.module
							}
						});
					});
				});
			});
		},

		_hasCapabilities: function(context, selection) {
			var userCapabilities = context.glassContext.services.userProfile.capabilities;
			return userCapabilities.indexOf('canUseWebBasedModeling') >= 0;
		},

		_passSecurityCheck: function(context) {
			var aPerm = ['read'];
			var selection =
				context &&
				context.target &&
				context.target.activeObject &&
				context.target.activeObject.aSelectedContext;

			return (
				selection &&
				selection.length &&
				_.intersection(selection[0].permissions, aPerm).length === aPerm.length &&
				this._hasCapabilities(context, selection)
			)
		},

		/**
		 * Method returns all supported asset types for creating a data module
		 * @param {enableFeatureFlaggedAssets} boolean to toggle inclusion of featureFlagged asset types
		 * @return array of supported asset types
		 */
		_getSupportedTypes: function(enableFeatureFlaggedAssets) {
			var assetTypes = ['module', 'uploadedFile', 'package', 'dataSet2'];

			if (enableFeatureFlaggedAssets) {
				// Flagged features to to enable
				var flaggedFeatures = [];

				flaggedFeatures.forEach(function(feature){ assetTypes.splice(assetTypes.length, 0, feature)});
			}

			return assetTypes;
		},

		/**
		 * Method invoked when rendering glass Menu, ContextMenu and GlassPlugin classes to determine if the item should be displayed
		 * @param {context} which contains the following:
		 * <ul>
		 * <li>glassContext</li>
		 * <li>target: object containing info on the target: plugin and itemId</li>
		 * <li>activeObject: object for which the menu is displayed, used for the context menu</li>
		 * </ul>
		 * @return true or false
		 */
		isItemVisible: function(context) {
			var assetTypes = this._getSupportedTypes(true);

			return (
				!context.target.activeObject ||
				(	context.target.activeObject.aSelectedContext.length > 0 &&
					context.target.activeObject.aSelectedContext.every(
						function(ev) { return ev.disabled !== true && assetTypes.some(
							function(sv) { return sv === ev.type }
						) }
					) &&
					this._passSecurityCheck(context)
				)
			);
		}
	});

	return ModuleCreatelHandler;
});