Daniel@0: "use strict";
Daniel@0: 
Daniel@0: App.module("DataModule", function(DataModule, App, Backbone, Marionette, $, _, Logger) {
Daniel@0:     DataModule.addInitializer(function(){
Daniel@0:         //var logger = Logger.get("DataModule.DynamicDefinition");
Daniel@0: 
Daniel@0:         DataModule.DynamicDefinitionProvider = Marionette.Object.extend({
Daniel@0:             
Daniel@0:             options: {
Daniel@0:                 DynamicDefinition:                  undefined,
Daniel@0:                 apiMethod:                          undefined,
Daniel@0:                 customAttributesWhenNotApplicable: undefined,
Daniel@0:                 customAttributesWhileBeingUpdated: undefined,
Daniel@0:                 customAttributesWhenIsFaulty:      undefined,
Daniel@0:             },
Daniel@0:             
Daniel@0:             // These methods are defined in children prototypes
Daniel@0:             definitionIsFaulty: function(definition) {},
Daniel@0:             definitionIsBeingUpdated: function(definition) {},
Daniel@0:             configParametersToRequestParameters: function(config) {},
Daniel@0:             apiResponseToDynamicDefinitionAttributes: function(data, query) {},
Daniel@0: 
Daniel@0:             initialize: function() {
Daniel@0:                 //this.options = options;
Daniel@0:                 this._dynamicDefinitionsByEntityConfigClientId = {};
Daniel@0:                 this._requestHashesByParameterHash = {};
Daniel@0:                 this._requestParametersByRequestHash = {};
Daniel@0:                 this._cachedAttributesByRequestHash = {};
Daniel@0:             },
Daniel@0:             
Daniel@0:             get: function(entityConfig) {
Daniel@0:                 var clientId = entityConfig.getClientId();
Daniel@0:                 var definition = this._dynamicDefinitionsByEntityConfigClientId[clientId];
Daniel@0:                 
Daniel@0:                 if (!definition) {
Daniel@0:                     definition = new this.options.DynamicDefinition({}, {
Daniel@0:                         entityConfig: entityConfig,
Daniel@0:                         provider: this,
Daniel@0:                     });
Daniel@0:                     this._dynamicDefinitionsByEntityConfigClientId[clientId] = definition;
Daniel@0:                 }
Daniel@0:                 
Daniel@0:                 return definition;
Daniel@0:             },
Daniel@0:             
Daniel@0:             retire: function (entityConfigClientId) {
Daniel@0:                 var definitionToRetire = this._dynamicDefinitionsByEntityConfigClientId[entityConfigClientId];
Daniel@0:                 definitionToRetire.destroy();
Daniel@0:                 delete this._dynamicDefinitionsByEntityConfigClientId[entityConfigClientId];
Daniel@0:             },
Daniel@0:             
Daniel@0:             updateResponseForRequestHash: function(requestHash) {
Daniel@0:                 var requestParameters = this._requestParametersByRequestHash[requestHash];
Daniel@0:                 
Daniel@0:                 if (requestParameters === null) {
Daniel@0:                     this._cachedAttributesByRequestHash[requestHash] = _.clone(this.options.customAttributesWhenNotApplicable);
Daniel@0:                     this.trigger("change:" + requestHash);
Daniel@0:                     return;
Daniel@0:                 }
Daniel@0:                 
Daniel@0:                 this._cachedAttributesByRequestHash[requestHash] = _.clone(this.options.customAttributesWhileBeingUpdated);
Daniel@0:                 this.trigger("change:" + requestHash);
Daniel@0:                 
Daniel@0:                 var provider = this;
Daniel@0:                 App.DataModule.CliopatriaAPI.request(this.options.apiMethod, requestParameters, function(data, query){
Daniel@0:                     var attributes = provider.apiResponseToAttributes(data, query);
Daniel@0:                     provider._cachedAttributesByRequestHash[requestHash] = attributes;
Daniel@0:                     provider.trigger("change:" + requestHash);
Daniel@0:                 });
Daniel@0:             }
Daniel@0:         });
Daniel@0:     });
Daniel@0:     
Daniel@0: }, Logger);