'use strict';

/*
 *+------------------------------------------------------------------------+
 *| Licensed Materials - Property of IBM
 *| IBM Cognos Products: dashboard-core
 *| (C) Copyright IBM Corp. 2019, 2020
 *|
 *| US Government Users Restricted Rights - Use, duplication or disclosure
 *| restricted by GSA ADP Schedule Contract with IBM Corp.
 *+------------------------------------------------------------------------+
 */
define(['underscore', '../../../app/nls/StringResources', '../../../app/util/ErrorUtils', '../../../lib/@waca/core-client/js/core-client/utils/UniqueId', '../../../lib/@waca/core-client/js/core-client/ui/core/Class'], function (_, stringResources, Utils, UniqueId, BaseClass) {

	var ActionHandler = BaseClass.extend({

		/**
   * Public API to indicate if the Action should be shown
   */
		isItemVisible: function isItemVisible(options) {
			return this.canExecute(options);
		},

		/**
   * Public API to indicate if the Action can be executed
   */
		canExecute: function canExecute(options) {
			var selection = options.target && options.target.activeObject && options.target.activeObject.aSelectedContext;
			var isSelectionAllowed = selection.length === 1 && this._isSelectionValid(options, true);
			return Utils.hasCapability(options.glassContext, 'canAuthorDashboard') && isSelectionAllowed;
		},

		/**
   * Public API to perform the action
   */
		doAction: function doAction(context) {
			return this._openDashboardView(context);
		},

		/**
   * Handle the create from template action
   */
		onSelectItem: function onSelectItem(context) {
			return this._openDashboardView(context);
		},

		_openDashboardView: function _openDashboardView(context) {
			var _this = this;

			var selection = context.target && context.target.activeObject && context.target.activeObject.aSelectedContext;
			var id = selection.length && selection[0].id;
			return this._getTemplateSpec(context, id).then(function (spec) {
				// replace the template's name with the default new dashboard name
				spec = JSON.parse(spec);
				Object.assign(spec, { name: stringResources.get('defaultName') });
				return _this._getTargetPerspective().then(function (perspective) {
					return context.glassContext.appController.openAppView(perspective, {
						content: {
							id: UniqueId.get('dashboard_'),
							boardSpec: spec,
							isAuthoringMode: true
						}
					}).then(function (view) {
						return view.onViewRendered();
					}).then(function (view) {
						view.currentContentView.getDashboardApi().getFeature('DashboardState').setDirty(true);
						view.currentContentView.openDatasetpane(false);
					});
				});
			});
		},

		_getTemplateSpec: function _getTemplateSpec(context, id) {
			return context.glassContext.getSvc('.Content').then(function (contentSvc) {
				var url = contentSvc.getBaseObjectsURL() + '/' + id;
				var options = {
					dataType: 'json',
					type: 'GET',
					data: {
						fields: 'specification'
					}
				};
				return contentSvc.get(url, options).then(function (response) {
					return Promise.resolve(response && response.data && response.data.length && response.data[0].specification);
				});
			});
		},

		_getTargetPerspective: function _getTargetPerspective() {
			return Promise.resolve('dashboard');
		},

		_hasValidTags: function _hasValidTags(item) {
			var tags = item.tags || [];
			return tags.indexOf('dashboard_template') !== -1;
		},

		_isSelectionValid: function _isSelectionValid(options, defaultValue) {
			var selection = options.target && options.target.activeObject && options.target.activeObject.aSelectedContext;
			if (selection) {
				for (var _iterator = selection, _isArray = Array.isArray(_iterator), _i = 0, _iterator = _isArray ? _iterator : _iterator[Symbol.iterator]();;) {
					var _ref;

					if (_isArray) {
						if (_i >= _iterator.length) break;
						_ref = _iterator[_i++];
					} else {
						_i = _iterator.next();
						if (_i.done) break;
						_ref = _i.value;
					}

					var item = _ref;

					if (!this._hasValidTags(item)) {
						return false;
					}

					var isDashboardTemplatesEnabled = !options.glassContext.getCoreSvc('.FeatureChecker').checkValue('dashboard', 'dashboardTemplates', 'disabled');
					if (!isDashboardTemplatesEnabled) {
						return false;
					}

					if (item.type !== 'exploration') {
						return false;
					}

					var aPerm = ['read', 'execute'];
					if (_.intersection(item.permissions, aPerm).length < aPerm.length) {
						return false;
					}

					if (item.disabled && item.disabled.toString().toLowerCase() === 'true') {
						return false;
					}
				}
				return true;
			}
			return defaultValue || false;
		}

	});
	return ActionHandler;
});
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