'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 Cloud (C) Copyright IBM Corp. 2018, 2020
 * US Government Users Restricted Rights - Use, duplication or disclosure restricted by GSA ADP Schedule Contract with IBM Corp.
 */
define(['../../lib/@waca/core-client/js/core-client/utils/ClassFactory', './LifeCycleManager', '../../lib/@waca/dashboard-common/dist/utils/dnd/DnDManager', '../../lib/@waca/baglass/js/baglass/services/ServiceRegistry', './DashboardStringService', '../../features/FeatureLoader', './InlineFeatures', './DeprecatedInlineFeatures'], function (ClassFactory, LifeCycleManager, DnDManager, ServiceRegistry, DashboardStringService, FeatureLoader, inlineFeatures, deprecatedInlineFeatures) {

	/**
 *	Helper class used to create the core dashboard services and services registry
 */
	var ServicesHelper = function () {
		function ServicesHelper(options) {
			_classCallCheck(this, ServicesHelper);

			this.glassContext = options.glassContext;
			this.eventRouter = options.eventRouter;
			this.appSettings = options.appSettings;
			this.logger = options.logger;
			this.dashboardAPI = options.dashboardAPI;
			this.inlineFeatures = options.inlineFeatures || inlineFeatures;
			this.internalDashboardAPI = options.internalDashboardAPI;
		}

		ServicesHelper.prototype.createServices = function createServices() {
			var _this = this;

			var response = {};

			response.lifeCycleManager = new LifeCycleManager();
			response.dnDManager = new DnDManager();
			response.stringService = new DashboardStringService();

			var lifeCycleFeature = {
				registerHandler: response.lifeCycleManager.registerLifeCycleHandler.bind(response.lifeCycleManager),
				invokeHandlers: response.lifeCycleManager.invokeLifeCycleHandlers.bind(response.lifeCycleManager)
			};

			this.featureLoader = new FeatureLoader({
				lifeCycleManager: lifeCycleFeature,
				featureNamePrefix: 'Dashboard'
			});

			// Temporary -- needed by the live widget priview in order to create a content API
			// TODO - cleanup the live widget preview to be created without needing this.
			this.featureLoader.registerFeature('DashboardFeatureLoader.internal', {
				getAPI: function getAPI() {
					return _this.featureLoader;
				}
			}, null, true);

			// Some feature require the dashboard api (or the internal API)..
			// let us added so it can be requested through dependencies
			this.featureLoader.registerFeature('API', {
				getAPI: function getAPI() {
					return _this.dashboardAPI;
				}
			}, null, true);

			this.featureLoader.registerFeature('internal', {
				getAPI: function getAPI() {
					return _this.internalDashboardAPI;
				}
			}, null, true);

			// Make the logger availale as a native feature so it could be required as a dependency
			this.featureLoader.registerFeature('Logger', {
				getAPI: function getAPI() {
					return _this.logger;
				}
			}, null, true);

			this.featureLoader.registerFeature('FeatureRegistry.internal', {
				getAPI: function getAPI() {
					return _this.featureLoader.getAPI();
				}
			}, null, true);

			this.featureLoader.registerFeature('LifeCycle', {
				getAPI: function getAPI() {
					return lifeCycleFeature;
				}
			}, null, true);

			// Core dashboard services - can be called using getSvcSync
			this.services = new ServiceRegistry({
				services: {
					'Notification': {
						showError: this.glassContext.appController.showErrorMessage.bind(this.glassContext.appController)
					},
					'Logger': this.logger,
					'.LifeCycleManager': response.lifeCycleManager,
					'.DndManager': response.dnDManager,
					'.StringResources': response.stringService
				}
			});

			// TODO - remove this services and cleanup the code that calls it
			this.services.biGlass = {
				glassContext: this.glassContext
			};

			response.serviceRegistry = this.services;
			response.featureLoader = this.featureLoader;

			return response;
		};

		ServicesHelper.prototype._registerServiceCollection = function _registerServiceCollection(dashboardApi, collection, isFeature) {
			var promises = [];
			if (collection) {
				collection.forEach(function (serviceExtension) {
					if (!serviceExtension.name || !serviceExtension.class) {
						return;
					}
					promises.push(ClassFactory.loadModule(serviceExtension.class).then(function (ServiceExtension) {
						var _this2 = this;

						var options = serviceExtension.options || {};

						options.services = this.services;
						options.eventRouter = this.eventRouter;
						options.glassContext = this.glassContext;
						options.dashboardApi = dashboardApi;

						var extension = new ServiceExtension(options);

						var whenInitialized = void 0;

						if (isFeature && extension.initialize && typeof extension.initialize === 'function') {
							whenInitialized = extension.initialize();
						} else {
							whenInitialized = Promise.resolve();
						}

						return whenInitialized.then(function () {
							var extensionAPI = null;
							if (isFeature && extension.getAPI && typeof extension.getAPI === 'function') {
								extensionAPI = extension.getAPI();
							}

							_this2.services.register(serviceExtension.name, extensionAPI || extension);
							_this2._registerServiceHooks(extension);
						});
					}.bind(this)).catch(function (err) {
						//continue working even if an extension failed to load
						this.logger.error(err);
						// recover
						// TODO: maybe we don't need to recover.
						// Please check
					}.bind(this)));
				}.bind(this));
			}

			return Promise.all(promises);
		};

		/**
   * Create runtime services: Register services/features to be used
   * @public
   * @param {Object} options Create runtime services options
   * @param {Object} options.dashboardApi Dashboard API
   * @param {Object} options.collections Collections used to inject features
   * @param {Array} options.collections.templates Array of template collection items for injecting template feature
   * @function ServicesHelper#createRuntimeServices
   */


		ServicesHelper.prototype.createRuntimeServices = function createRuntimeServices(options) {
			var _this3 = this;

			var dashboardApi = options.dashboardApi;

			return dashboardApi.findGlassCollection('com.ibm.bi.dashboard.features').then(function (collectionItems) {
				var items = collectionItems || [];
				items = items.concat(_this3.inlineFeatures);
				items.push({
					name: 'InternalProperties',
					class: 'dashboard-core/js/features/dashboard/dashboardProperties/DashboardInternalProperties',
					options: {
						templateCollection: options.collections ? options.collections.templates : []
					},
					dependencies: ['Properties']
				});
				items.push({
					name: 'ContentTypeRegistry',
					class: 'dashboard-core/js/features/dashboard/contentTypeRegistry/api/impl/ContentTypeRegistry',
					options: options.collections ? options.collections.contentTypes : [],
					dependencies: []
				});
				items.push({
					name: 'DashboardContentProvider',
					class: 'dashboard-core/js/features/dashboard/contentProvider/api/impl/DashboardContentProvider',
					dependencies: ['ContentFactory']
				});
				return _this3.featureLoader.loadFeaturesFromArray(items, dashboardApi.getFeature('internal').getBoardModel().getContentModel().features);
			}).then(function () {
				return _this3._getServiceExtensions().then(function (servicesCollection) {
					return _this3._getFeatureExtensions().then(function (featuresCollection) {
						var promises = [];
						promises.push(_this3._registerServiceCollection(dashboardApi, servicesCollection, false));
						// TODO - removed once all features under "core-features" are moved to the correct "features" collection
						promises.push(_this3._registerServiceCollection(dashboardApi, featuresCollection, true));
						return Promise.all(promises);
					});
				});
			});
		};

		/**
   * Deprecated service collection. The new core-features collecion must e userd for new features.
   */


		ServicesHelper.prototype._getServiceExtensions = function _getServiceExtensions() {
			var promise = Promise.resolve();
			if (this.appSettings.options && this.appSettings.options.collections.serviceExtension) {
				var collectionId = this.appSettings.options.collections.serviceExtension.id;
				promise = Promise.all([this.glassContext.appController.findCollection(collectionId)]).then(function (extensions) {
					return extensions[0];
				});
			}
			return promise;
		};

		ServicesHelper.prototype._getFeatureExtensions = function _getFeatureExtensions() {

			var promise = Promise.resolve(deprecatedInlineFeatures);
			if (this.appSettings.options && this.appSettings.options.collections.featureExtension) {
				var collectionId = this.appSettings.options.collections.featureExtension.id;
				promise = Promise.all([this.glassContext.appController.findCollection(collectionId)]).then(function (extensions) {
					var collection = extensions[0] || [];
					return deprecatedInlineFeatures.concat(collection);
				});
			}
			return promise;
		};

		ServicesHelper.prototype._registerServiceHooks = function _registerServiceHooks(serviceExtension) {
			if (typeof serviceExtension.getLifeCycleHandlers === 'function') {
				var lifeCycleManager = this.services.getSvcSync('.LifeCycleManager');
				var handlers = serviceExtension.getLifeCycleHandlers();
				if (!Array.isArray(handlers)) {
					throw new Error('serviceExtension getLifeCycleHandlers method is expected to return an array');
				}
				handlers.forEach(function (handler) {
					if (!handler.name || !handler.action) {
						throw new Error('serviceExtension handlers are expected to have a name and action property');
					}
					lifeCycleManager.registerLifeCycleHandler(handler.name, handler.action, handler.priority);
				});
			}
		};

		return ServicesHelper;
	}();

	return ServicesHelper;
});
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