Daniel@0: "use strict";
Daniel@0: 
Daniel@0: App.module("RepresentationModule", function(RepresentationModule, App, Backbone, Marionette, $, _, Logger) {
Daniel@0: 
Daniel@0:     RepresentationModule.addInitializer(function(options){
Daniel@0: 
Daniel@0:         RepresentationModule.registerMaster({
Daniel@0:             id: "entity.collection.pair",
Daniel@0:             inherit: "entity._pair",
Daniel@0: 
Daniel@0: 
Daniel@0:             // =================================================================
Daniel@0:             // config grid header
Daniel@0: 
Daniel@0:             _generateHeaderLabel1: function(entityHeaderView) {
Daniel@0:                 return _.str.sprintf("collection comparison (%s)", this.getConfigParameterValueOrDefaultValue(entityHeaderView.options.config, "comparisonMode"));
Daniel@0:             },
Daniel@0: 
Daniel@0: 
Daniel@0:             _generateHeaderLabel2: function(viewHeader) {
Daniel@0:                 var configOnTheLeft = viewHeader.dynamicDerivedConfigData.attributes.collectionConfigOnTheLeft;
Daniel@0:                 var configOnTheRight = viewHeader.dynamicDerivedConfigData.attributes.collectionConfigOnTheRight;
Daniel@0: 
Daniel@0:                 var labelParts = [];
Daniel@0: 
Daniel@0:                 if (configOnTheLeft) {
Daniel@0:                     labelParts.push(this._generateCollectionConfigTitle(configOnTheLeft));
Daniel@0:                 } else {
Daniel@0:                     labelParts.push("×");
Daniel@0:                 }
Daniel@0: 
Daniel@0:                 labelParts.push("   ↔   ");
Daniel@0: 
Daniel@0:                 if (configOnTheRight) {
Daniel@0:                     labelParts.push(this._generateCollectionConfigTitle(configOnTheRight));
Daniel@0:                 } else {
Daniel@0:                     labelParts.push("×");
Daniel@0:                 }
Daniel@0: 
Daniel@0:                 return labelParts.join("");
Daniel@0:             },
Daniel@0: 
Daniel@0: 
Daniel@0:             // =================================================================
Daniel@0:             // dynamic derived config data
Daniel@0: 
Daniel@0:             __optionsOfDynamicDerivedConfigData: {
Daniel@0:                 attributesToExcludeFromHash: ["collectionConfigOnTheLeft", "collectionConfigOnTheRight"],
Daniel@0:                 customHashSuffixGenerator: function (attributes) {
Daniel@0:                     return (attributes.collectionConfigOnTheLeft  ? attributes.collectionConfigOnTheLeft. getClientId() : "x")
Daniel@0:                          + (attributes.collectionConfigOnTheRight ? attributes.collectionConfigOnTheRight.getClientId() : "x");
Daniel@0: //                    return (attributes.collectionConfigOnTheLeft  ? attributes.collectionConfigOnTheLeft. getHashForParameters() : "x")
Daniel@0: //                         + (attributes.collectionConfigOnTheRight ? attributes.collectionConfigOnTheRight.getHashForParameters() : "x");
Daniel@0:                 }
Daniel@0:             },
Daniel@0: 
Daniel@0: 
Daniel@0:             __updateMethodOfDynamicDerivedConfigData: function (force) {
Daniel@0:                 this._doUpdate(force);
Daniel@0:                 if (this.attributes.collectionConfigOnTheLeft && this.attributes.dynamicDefinitionForCollectionOnTheLeft) {
Daniel@0:                     return;
Daniel@0:                 }
Daniel@0:                 if (this.attributes.collectionConfigOnTheRight && this.attributes.dynamicDefinitionForCollectionOnTheRight) {
Daniel@0:                     return;
Daniel@0:                 }
Daniel@0:                 var _this = this;
Daniel@0:                 var interval = setInterval(function() {
Daniel@0:                     _this._doUpdate(force);
Daniel@0:                     if (_this.attributes.collectionConfigOnTheLeft && !_this.attributes.dynamicDefinitionForCollectionOnTheLeft) {
Daniel@0:                         return;
Daniel@0:                     }
Daniel@0:                     if (_this.attributes.collectionConfigOnTheRight && !_this.attributes.dynamicDefinitionForCollectionOnTheRight) {
Daniel@0:                         return;
Daniel@0:                     }
Daniel@0:                     clearInterval(interval);
Daniel@0:                 }, 50);
Daniel@0:             },
Daniel@0: 
Daniel@0:             __doUpdateMethodOfDynamicDerivedConfigData: function (force) {
Daniel@0:                 var entityConfig = this.options.entityConfig;
Daniel@0:                 var configGrid = this.options.configGrid;
Daniel@0: 
Daniel@0:                 // do nothing with orphans (configs just before they are deleted)
Daniel@0:                 if (!entityConfig.getDimension()) {
Daniel@0:                     return;
Daniel@0:                 }
Daniel@0: 
Daniel@0:                 // find the nearest collections on the left and on the right
Daniel@0:                 var newCollectionConfigOnTheLeft = entityConfig;
Daniel@0:                 var newCollectionConfigOnTheRight = entityConfig;
Daniel@0: 
Daniel@0:                 do {
Daniel@0:                     newCollectionConfigOnTheLeft = configGrid.getPrevEntityNeighbour(newCollectionConfigOnTheLeft);
Daniel@0:                 } while (newCollectionConfigOnTheLeft && newCollectionConfigOnTheLeft.getParameterValue("kind") == "pair");
Daniel@0: 
Daniel@0:                 do {
Daniel@0:                     newCollectionConfigOnTheRight = configGrid.getNextEntityNeighbour(newCollectionConfigOnTheRight);
Daniel@0:                 } while (newCollectionConfigOnTheRight && newCollectionConfigOnTheRight.getParameterValue("kind") == "pair");
Daniel@0: 
Daniel@0:                 var newDynamicDerivedConfigDataOnTheLeft  = App.dynamicDerivedConfigDataProvider.get(newCollectionConfigOnTheLeft);
Daniel@0:                 var newDynamicDerivedConfigDataOnTheRight = App.dynamicDerivedConfigDataProvider.get(newCollectionConfigOnTheRight);
Daniel@0: 
Daniel@0:                 var newDynamicDefinitionForCollectionOnTheLeft  = newDynamicDerivedConfigDataOnTheLeft  ? newDynamicDerivedConfigDataOnTheLeft .attributes.dynamicDefinitionForCollection : null;
Daniel@0:                 var newDynamicDefinitionForCollectionOnTheRight = newDynamicDerivedConfigDataOnTheRight ? newDynamicDerivedConfigDataOnTheRight.attributes.dynamicDefinitionForCollection : null;
Daniel@0: 
Daniel@0:                 var attributesToSet = {};
Daniel@0: 
Daniel@0:                 var arrayOfShortcuts = [
Daniel@0:                         [newCollectionConfigOnTheLeft,                "collectionConfigOnTheLeft",     "change:parameters", this.triggerChange],
Daniel@0:                         [newCollectionConfigOnTheRight,               "collectionConfigOnTheRight",    "change:parameters", this.triggerChange],
Daniel@0:                         [newDynamicDefinitionForCollectionOnTheLeft,  "dynamicDefinitionForCollectionOnTheLeft",  "change", this.triggerChange],
Daniel@0:                         [newDynamicDefinitionForCollectionOnTheRight, "dynamicDefinitionForCollectionOnTheRight", "change", this.triggerChange],
Daniel@0:                     ];
Daniel@0: 
Daniel@0:                 for (var i = arrayOfShortcuts.length - 1; i >= 0; --i) {
Daniel@0:                     var shortcuts = arrayOfShortcuts[i];
Daniel@0:                     var oldAttributeValue = this.attributes[shortcuts[1]];
Daniel@0:                     var newAttributeValue = shortcuts[0];
Daniel@0:                     if (newAttributeValue != oldAttributeValue) {
Daniel@0:                         attributesToSet[shortcuts[1]] = newAttributeValue;
Daniel@0:                         if (oldAttributeValue) {
Daniel@0:                             this.stopListening(oldAttributeValue, shortcuts[2]);
Daniel@0:                         }
Daniel@0:                         if (newAttributeValue) {
Daniel@0:                             this.listenTo(newAttributeValue, shortcuts[2], shortcuts[3]);
Daniel@0:                         }
Daniel@0:                     }
Daniel@0:                 }
Daniel@0:                 this.set(attributesToSet);
Daniel@0:             },
Daniel@0: 
Daniel@0: 
Daniel@0:             __triggerChangeMethodOfDynamicDerivedConfigData: function() {
Daniel@0:                 this.dropCachedHash();
Daniel@0:                 this.trigger("change");
Daniel@0:             },
Daniel@0: 
Daniel@0: 
Daniel@0:             generateDynamicDerivedConfigData: function(entityConfig, configGrid) {
Daniel@0:                 var optionsOfThisDynamicDerivedConfigData = _.clone(this.__optionsOfDynamicDerivedConfigData);
Daniel@0:                 optionsOfThisDynamicDerivedConfigData.entityConfig = entityConfig;
Daniel@0:                 optionsOfThisDynamicDerivedConfigData.configGrid = configGrid;
Daniel@0: 
Daniel@0:                 var dynamicDerivedConfigData = new RepresentationModule.DynamicDerivedConfigData({
Daniel@0:                     collectionConfigOnTheLeft: null,
Daniel@0:                     collectionConfigOnTheRight: null,
Daniel@0:                     dynamicDefinitionForCollectionOnTheLeft: null,
Daniel@0:                     dynamicDefinitionForCollectionOnTheRight: null
Daniel@0:                 }, optionsOfThisDynamicDerivedConfigData);
Daniel@0: 
Daniel@0:                 dynamicDerivedConfigData.update = this.__updateMethodOfDynamicDerivedConfigData;
Daniel@0:                 dynamicDerivedConfigData._doUpdate = this.__doUpdateMethodOfDynamicDerivedConfigData;
Daniel@0:                 dynamicDerivedConfigData.triggerChange = this.__triggerChangeMethodOfDynamicDerivedConfigData;
Daniel@0: 
Daniel@0:                 dynamicDerivedConfigData.listenTo(configGrid, "change_layout", dynamicDerivedConfigData.update);
Daniel@0:                 dynamicDerivedConfigData.update();
Daniel@0: 
Daniel@0:                 return dynamicDerivedConfigData;
Daniel@0:             },
Daniel@0: 
Daniel@0: 
Daniel@0:             // =================================================================
Daniel@0:             // dynamic derived vis instance data
Daniel@0: 
Daniel@0: 
Daniel@0:             // -----------------------------------------------------------------
Daniel@0:             // dynamic derived vis instance data - base
Daniel@0: 
Daniel@0:             __optionsOfDynamicDerivedVisInstanceDataForBase: {
Daniel@0:                 attributesToExcludeFromHash: ["apiResponseOnTheLeft", "apiResponseOnTheRight"],
Daniel@0:                 customHashSuffixGenerator: function (attributes) {
Daniel@0:                     if (attributes.apiResponseOnTheLeft) {
Daniel@0:                         return JSON.stringify(attributes.apiResponseOnTheLeft.errors);
Daniel@0:                     } else {
Daniel@0:                         return typeof attributes.apiResponseOnTheLeft;
Daniel@0:                     }
Daniel@0:                     if (attributes.apiResponseOnTheRight) {
Daniel@0:                         return JSON.stringify(attributes.apiResponseOnTheRight.errors);
Daniel@0:                     } else {
Daniel@0:                         return typeof attributes.apiResponseOnTheRight;
Daniel@0:                     }
Daniel@0:                 }
Daniel@0:             },
Daniel@0: 
Daniel@0: 
Daniel@0:             __upateMethodOfDynamicDerivedVisInstanceDataForBase: function(force) {
Daniel@0:                 var visInstanceView = this.options.visInstanceView;
Daniel@0:                 var _this = this;
Daniel@0:                 _.each(["Right", "Left"], function(side) {
Daniel@0:                     var dynamicDefinitionForCollection = visInstanceView.dynamicDerivedConfigDataForEntity.attributes["dynamicDefinitionForCollectionOnThe" + side];
Daniel@0:                     if (!dynamicDefinitionForCollection) { // entity kind has changed (e.g. a grid was reset)
Daniel@0:                         return;
Daniel@0:                     }
Daniel@0: 
Daniel@0:                     var collectionId = dynamicDefinitionForCollection.attributes.id;
Daniel@0:                     var requestParams = _.clone(visInstanceView.dynamicDerivedConfigDataForView.attributes.basePerspectiveRequestParams);
Daniel@0: 
Daniel@0:                     if (!requestParams || !collectionId) {
Daniel@0:                         var attrs = {};
Daniel@0:                         attrs["apiRequestURIOnThe" + side] = undefined;
Daniel@0:                         attrs["apiRequestParamsHashOnThe" + side] = undefined;
Daniel@0:                         attrs["apiResponseOnThe" + side] = undefined;
Daniel@0:                         _this.set(attrs);
Daniel@0:                         return;
Daniel@0:                     }
Daniel@0:                     requestParams.cid = collectionId;
Daniel@0: 
Daniel@0:                     var apiRequestParamsHash = JSON.stringify(requestParams);
Daniel@0: 
Daniel@0:                     if (!force && apiRequestParamsHash == _this.attributes["apiRequestParamsHashOnThe" + side]) {
Daniel@0:                         return;
Daniel@0:                     }
Daniel@0: 
Daniel@0:                     var apiRequestURI = App.DataModule.CliopatriaAPI.request("getCollectionPerspective", requestParams, function(data){
Daniel@0:                         if (JSON.stringify(requestParams) != _this.attributes["apiRequestParamsHashOnThe" + side]) {
Daniel@0:                             return;
Daniel@0:                         }
Daniel@0:                         var attrs = {};
Daniel@0:                         attrs["apiRequestParamsHashOnThe" + side] = undefined;
Daniel@0:                         attrs["apiResponseOnThe" + side] = data;
Daniel@0:                         _this.set(attrs);
Daniel@0:                     });
Daniel@0: 
Daniel@0:                     var attrs = {};
Daniel@0:                     attrs["apiRequestURIOnThe" + side] = apiRequestURI;
Daniel@0:                     attrs["apiRequestParamsHashOnThe" + side] = apiRequestParamsHash;
Daniel@0:                     attrs["apiResponseOnThe" + side] = null;
Daniel@0:                     _this.set(attrs);
Daniel@0:                 });
Daniel@0:             },
Daniel@0: 
Daniel@0: 
Daniel@0:             generateDynamicDerivedVisInstanceDataForBase: function(visInstanceView) {
Daniel@0:                 // An empty object if comparison is not supported
Daniel@0:                 var viewMaster = visInstanceView._cachedViewMaster;
Daniel@0:                 if (!viewMaster.options.visInstanceSupportedComparisonModes.length) {
Daniel@0:                     return new RepresentationModule.DynamicDerivedVisInstanceData({});
Daniel@0:                 }
Daniel@0: 
Daniel@0:                 var optionsForThisDynamicDerivedVisInstanceDataForBase = _.clone(this.__optionsOfDynamicDerivedVisInstanceDataForBase);
Daniel@0:                 optionsForThisDynamicDerivedVisInstanceDataForBase.visInstanceView = visInstanceView;
Daniel@0: 
Daniel@0:                 var dynamicDerivedVisInstanceDataForBase = new RepresentationModule.DynamicDerivedVisInstanceData({
Daniel@0:                     apiRequestURIOnTheLeft:         undefined,
Daniel@0:                     apiRequestParamsHashOnTheLeft:  undefined,
Daniel@0:                     apiResponseOnTheLeft:           undefined,
Daniel@0:                     apiRequestURIOnTheRight:        undefined,
Daniel@0:                     apiRequestParamsHashOnTheRight: undefined,
Daniel@0:                     apiResponseOnTheRight:          undefined
Daniel@0:                 }, optionsForThisDynamicDerivedVisInstanceDataForBase);
Daniel@0: 
Daniel@0:                 dynamicDerivedVisInstanceDataForBase.update = this.__upateMethodOfDynamicDerivedVisInstanceDataForBase;
Daniel@0: 
Daniel@0:                 dynamicDerivedVisInstanceDataForBase.listenTo(visInstanceView.dynamicDerivedConfigDataForEntity, "change",  dynamicDerivedVisInstanceDataForBase.update);
Daniel@0:                 dynamicDerivedVisInstanceDataForBase.listenTo(visInstanceView.dynamicDerivedConfigDataForView, "change:basePerspectiveRequestParams", dynamicDerivedVisInstanceDataForBase.update);
Daniel@0: 
Daniel@0:                 dynamicDerivedVisInstanceDataForBase.update();
Daniel@0: 
Daniel@0:                 return dynamicDerivedVisInstanceDataForBase;
Daniel@0:             },
Daniel@0: 
Daniel@0: 
Daniel@0:             verifyAllDataForVisInstanceBase: function(visInstanceView) {
Daniel@0:                 this._verifyThatViewIsNotEmptyOrUnknown(visInstanceView);
Daniel@0: 
Daniel@0: //                if (visInstanceView.options.entityConfig.getParameterValue("kind")
Daniel@0: //                    && visInstanceView.options.viewConfig.getParameterValue("kind") == "key-relative-chord-seq") {
Daniel@0: //                    throw new RepresentationModule.Error({type: "drawing", derivedDataToUpdate: "base"});
Daniel@0: //                   }
Daniel@0: 
Daniel@0:                 var viewMaster = visInstanceView._cachedViewMaster;
Daniel@0:                 if (!viewMaster.options.canHaveBase) {
Daniel@0:                     return;
Daniel@0:                 }
Daniel@0:                 var supportedComparisonModes = viewMaster.options.visInstanceSupportedComparisonModes;
Daniel@0:                 if (!supportedComparisonModes.length) {
Daniel@0:                     throw new RepresentationModule.Error({type: "comparison_not-supported"});
Daniel@0:                 }
Daniel@0:                 if (!_.contains(supportedComparisonModes, viewMaster._getVisInstanceViewComparisonMode(visInstanceView))) {
Daniel@0:                     throw new RepresentationModule.Error({type: "comparison_wrong-type", supportedTypes: supportedComparisonModes});
Daniel@0:                 }
Daniel@0: 
Daniel@0:                 var attributesOfDerivedConfigDataForEntityOnTheLeft  = visInstanceView.dynamicDerivedConfigDataForEntity.attributes;
Daniel@0:                 var attributesOfDerivedConfigDataForEntityOnTheRight = visInstanceView.dynamicDerivedConfigDataForEntity.attributes;
Daniel@0:                 var dynamicDefinitionForCollectionOnTheLeft  = attributesOfDerivedConfigDataForEntityOnTheLeft .dynamicDefinitionForCollectionOnTheLeft;
Daniel@0:                 var dynamicDefinitionForCollectionOnTheRight = attributesOfDerivedConfigDataForEntityOnTheRight.dynamicDefinitionForCollectionOnTheRight;
Daniel@0:                 var attributesOfCollectionOnTheLeft  = dynamicDefinitionForCollectionOnTheLeft  ? dynamicDefinitionForCollectionOnTheLeft.attributes  : {};
Daniel@0:                 var attributesOfCollectionOnTheRight = dynamicDefinitionForCollectionOnTheRight ? dynamicDefinitionForCollectionOnTheRight.attributes : {};
Daniel@0: 
Daniel@0:                 if (attributesOfCollectionOnTheLeft.id === null || attributesOfCollectionOnTheRight.id === null) {
Daniel@0:                     throw new RepresentationModule.Error({type: "data-preparing_entity-derived"});
Daniel@0:                 }
Daniel@0:                 if (attributesOfCollectionOnTheLeft.id === false || attributesOfCollectionOnTheRight.id === false) {
Daniel@0:                     var apiErrorsOnTheLeft  = attributesOfCollectionOnTheLeft .errors || [];
Daniel@0:                     var apiErrorsOnTheRight = attributesOfCollectionOnTheRight.errors || [];
Daniel@0:                     apiErrors = apiErrorsOnTheLeft.concat(apiErrorsOnTheRight);
Daniel@0:                     throw new RepresentationModule.Error({type: "api-error_entity-derived", apiErrors: apiErrors, coverTapAction: this.__coverTapActionThatUpdatesDynamicDerivedData, derivedDataToUpdate: "entity"});
Daniel@0:                 }
Daniel@0:                 if ((attributesOfCollectionOnTheLeft .id === "" || (attributesOfCollectionOnTheLeft .hasOwnProperty("id") && attributesOfCollectionOnTheLeft .id === undefined))
Daniel@0:                  || (attributesOfCollectionOnTheRight.id === "" || (attributesOfCollectionOnTheRight.hasOwnProperty("id") && attributesOfCollectionOnTheRight.id === undefined))) {
Daniel@0:                     throw new RepresentationModule.Error({type: "collection_no-recordings"});
Daniel@0:                 }
Daniel@0:                 if (attributesOfCollectionOnTheLeft.id === undefined || attributesOfCollectionOnTheRight.id === undefined) {
Daniel@0:                     throw new RepresentationModule.Error({type: "pair_incomplete"});
Daniel@0:                 }
Daniel@0: 
Daniel@0:                 var attribytesOfDerivedVisInstanceDataForBase = visInstanceView.dynamicDerivedVisInstanceDataForBase.attributes;
Daniel@0:                 if (!attribytesOfDerivedVisInstanceDataForBase.apiResponseOnTheLeft || !attribytesOfDerivedVisInstanceDataForBase.apiResponseOnTheRight) {
Daniel@0:                     throw new RepresentationModule.Error({type: "data-preparing_base"});
Daniel@0:                 }
Daniel@0:                 if (attribytesOfDerivedVisInstanceDataForBase.apiResponseOnTheLeft.errors || attribytesOfDerivedVisInstanceDataForBase.apiResponseOnTheRight.errors) {
Daniel@0:                     var apiErrorsOnTheLeft  = attribytesOfDerivedVisInstanceDataForBase.apiResponseOnTheLeft .errors || [];
Daniel@0:                     var apiErrorsOnTheRight = attribytesOfDerivedVisInstanceDataForBase.apiResponseOnTheRight.errors || [];
Daniel@0:                     var apiErrors = apiErrorsOnTheLeft.concat(apiErrorsOnTheRight);
Daniel@0: 
Daniel@0:                     if (apiErrors[0]) {
Daniel@0:                         var error0 = apiErrors[0];
Daniel@0:                         if (((error0.code == 11 || error0.code == 12) && !apiErrors[1]) || (apiErrors[1] && (apiErrors[1].code == 11 || apiErrors[1].code == 12))) {
Daniel@0:                             throw new RepresentationModule.Error({type: "api-message_progress_base", apiErrors: apiErrors, coverTapAction: this.__coverTapActionThatUpdatesDynamicDerivedData, derivedDataToUpdate: "base"});
Daniel@0: 
Daniel@0:                         // FIXME errors like this should probably go to Master.view.xxx
Daniel@0:                         } else if ((error0.code == 20 && !apiErrors[1]) || (apiErrors[1] && (apiErrors[1].code == 20))) {
Daniel@0:                             return;
Daniel@0:                         }
Daniel@0: 
Daniel@0:                     }
Daniel@0: 
Daniel@0:                     throw new RepresentationModule.Error({type: "api-error_base", apiErrors: apiErrors, coverTapAction: this.__coverTapActionThatUpdatesDynamicDerivedData, derivedDataToUpdate: "base"});
Daniel@0:                 }
Daniel@0:             },
Daniel@0:         });
Daniel@0:     });
Daniel@0: }, Logger);