'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: Dashboard
 * (C) Copyright IBM Corp. 2018, 2019
 * US Government Users Restricted Rights - Use, duplication or disclosure restricted by GSA ADP Schedule Contract with IBM Corp.
 *
 */
define(['../../../DynamicFileLoader', './InlineFeatures', 'underscore'], function (DynamicFileLoader, inlineFeatures, _) {
	'use strict';

	/**
  * @deprecated Replaced by dashboard-core/js/features/FeatureLoader.js
  */

	var FeatureLoader = function () {
		function FeatureLoader(widgetApi, dashboardApi) {
			_classCallCheck(this, FeatureLoader);

			this.widgetApi = widgetApi;
			this.dashboardApi = dashboardApi;
			this.features = {};
			this.disabledFeatures = {};
		}

		/**
  *	Load the live widget features
  * @param Array(String) featureSet - list of feature to be loaded. If no featureSet is defined, then we load everything.
  *
  */


		FeatureLoader.prototype.loadFeatures = function loadFeatures(featureSet) {
			var _this = this;

			return this.dashboardApi.findGlassCollection('com.ibm.bi.dashboard.live-features').then(function (collectionItems) {
				var promises = [];

				if (collectionItems) {
					// Adde the inline features. Inline features are a quick and easy way to test features without having to add the perspective json
					collectionItems = collectionItems.concat(inlineFeatures);

					collectionItems.forEach(function (feature) {
						var identifier = feature.name || feature.id;
						if (!featureSet || featureSet.indexOf(identifier) !== -1) {
							promises.push(DynamicFileLoader.load([feature.class]).then(function (modules) {
								_this.features[identifier] = new modules[0](_this.widgetApi, _this.dashboardApi);
							}));
						}
					});
				}
				return Promise.all(promises);
			});
		};

		FeatureLoader.prototype.setFeatureEnabled = function setFeatureEnabled(name, isEnabled) {
			if (isEnabled) {
				delete this.disabledFeatures[name];
			} else {
				this.disabledFeatures[name] = true;
			}
		};

		FeatureLoader.prototype.unloadFeatures = function unloadFeatures() {
			var _this2 = this;

			_.each(_.keys(this.features), function (featureName) {
				if (_this2.features[featureName].destroy) {
					_this2.features[featureName].destroy();
				}
				delete _this2.features[featureName];
			});
			this.features = {};
		};

		FeatureLoader.prototype.setFeature = function setFeature(name, feature) {
			this.features[name] = feature;
		};

		FeatureLoader.prototype.getFeature = function getFeature(name) {
			var api;
			if (this.features[name] && this.isFeatureEnabled(name) && this.features[name].getAPI) {
				api = this.features[name].getAPI();
			}
			return api;
		};

		FeatureLoader.prototype.isFeatureEnabled = function isFeatureEnabled(name) {
			return !this.disabledFeatures[name] && (!this.features[name].isEnabled || this.features[name].isEnabled());
		};

		/**
   * @param tagToMatch - a tag that any feature must include in its getTags() api.
   * @returns any features that match the tag passed in as an array (empty array is returned if no features match).
   */


		FeatureLoader.prototype.getMatchingFeatures = function getMatchingFeatures(tagToMatch) {
			var _this3 = this;

			var matchingFeatures = [];
			_.each(_.keys(this.features), function (featureName) {
				var feature = _this3.features[featureName];
				if (feature && _this3.isFeatureEnabled(featureName) && feature.getFeatureTags && feature.getFeatureTags().indexOf(tagToMatch) >= 0) {
					var featureAPI = _this3.getFeature(featureName);
					if (featureAPI) {
						matchingFeatures.push(featureAPI);
					}
				}
			});

			return matchingFeatures;
		};

		/**
   * Enable or disable a feature that matches the supplied tag
   * @param tagToMatch - a tag that any feature must include in its getTags() api.
   * @param isEnabled
   */


		FeatureLoader.prototype.setMatchingFeaturesEnabled = function setMatchingFeaturesEnabled(tagToMatch, isEnabled) {
			var _this4 = this;

			_.each(_.keys(this.features), function (featureName) {
				var feature = _this4.features[featureName];
				if (feature && feature.getFeatureTags && feature.getFeatureTags().indexOf(tagToMatch) >= 0) {
					_this4.setFeatureEnabled(featureName, isEnabled);
				}
			});
		};

		FeatureLoader.prototype.getExtraRenderSequenceSteps = function getExtraRenderSequenceSteps() {
			var steps = [];
			for (var name in this.features) {
				if (this.isFeatureEnabled(name) && this.features[name].getExtraRenderSequenceSteps) {
					var extraSteps = this.features[name].getExtraRenderSequenceSteps();
					if (extraSteps) {
						steps.push.apply(steps, Array.isArray(extraSteps) ? extraSteps : [extraSteps]);
					}
				}
			}
			return steps;
		};

		/**
   * Return an array of render sequence step names that are associated with the supplied tag.
   * If enabledFeaturesOnly is set to true, only return the steps associated with enabled features.
   * @param tagToMatch - a tag hat any feature must include in its getTags() api.
   * @param enabledFeaturesOnly (default false) - if set, only steps for enabled features will be returned.
   * @returns an array of step ids for the renderSequence steps that are associated with the features that match the tag.
   */


		FeatureLoader.prototype.getMatchingFeatureStepIds = function getMatchingFeatureStepIds(tagToMatch) {
			var enabledFeaturesOnly = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;

			var stepIds = [];
			for (var name in this.features) {
				if (!enabledFeaturesOnly || this.isFeatureEnabled(name)) {
					var feature = this.features[name];
					if (feature && feature.getFeatureTags && feature.getExtraRenderSequenceSteps && feature.getFeatureTags().indexOf(tagToMatch) >= 0) {
						var extraSteps = this.features[name].getExtraRenderSequenceSteps();
						if (extraSteps) {
							extraSteps = Array.isArray(extraSteps) ? extraSteps : [extraSteps];
							stepIds.push.apply(stepIds, extraSteps.map(function (step) {
								return step.id;
							}));
						}
					}
				}
			}
			return stepIds;
		};

		return FeatureLoader;
	}();

	return FeatureLoader;
});
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