(function () {

    "use strict";

    angular.module("enrDetailsPaneModule")
           .directive("detailsReferendumsList", [function () {
               return {
                   templateUrl: "Scripts/EnrAngular/EnrDetailsPane/detailsReferendumsList.html",
                   scope: { },
                   controller: "detailsReferendumsListController",
                   restrict: "E"
               };
           }])

           .controller("detailsReferendumsListController", ["$scope","$filter", "detailsViewModeManager", "enrModeManager", "mapSelectedRegion", "detailsData", "participationCalculator", "regionsJsonParser", function ($scope,$filter, detailsViewModeManager, enrModeManager, mapSelectedRegion, detailsData, participationCalculator, regionsJsonParser) {

               // Visibility Handling
               var determineVisibility = function () {
                   var isVisible = enrModeManager.isReferendumsMode() && mapSelectedRegion.isAnyRegionSelected() && participationCalculator.isReferendumsRegionParticipatingFromDetailedJson(detailsData.getData());

                   return isVisible ? "" : "hidden";
               };
               $scope.componentVisible = determineVisibility();
               $scope.$on(detailsViewModeManager.modeChangeEventName, function () {
                   $scope.componentVisible = determineVisibility();
               });
               $scope.$on(enrModeManager.modeChangeEventName, function () {
                   $scope.componentVisible = determineVisibility();
               });
               $scope.$on(mapSelectedRegion.regionChangeEventName, function () {
                   $scope.componentVisible = determineVisibility();
               });
               $scope.$on(detailsData.dataChangedEventName, function () {
                   $scope.componentVisible = determineVisibility();
               });

               function sortReferendums(data) {
                   return $filter('orderBy')(data, 'order');
               }

               function getOrdrerNumber(referendum) {
                   var order = 99;
                   //if (referendum.REFERENDUM_TYPE_NAME == "Ratification Of State Constitutional Amendment")
                   //    order = 0;
                   //else if (referendum.REFERENDUM_TYPE_NAME == "Local Public Question")
                   //    order = 1;
                   //else if (referendum.REFERENDUM_TYPE_NAME == "Court Of Appeals Judge Retention")
                   //    order = 2;

                   return order;
               }

               // Data Population
               $scope.$on(detailsData.dataChangedEventName, function () {
                   if (determineVisibility() === "") {
                       
                       // Get the flat list of referendums from the Json
                       var flatReferendumData = regionsJsonParser.getReferendumsDetailJsonAsArray(detailsData.getData());

                       // Create a 2D array of the referendums, organized by referendum type.
                       var formattedReferendumData = [];
                       for (var i = 0; i < flatReferendumData.length; i++) {
                           var sortOrder = getOrdrerNumber(flatReferendumData[i]);

                           // Start a new category if necessary
                           var isNewReferendumCategory = formattedReferendumData.length === 0 || flatReferendumData[i].REFERENDUM_TYPE_NAME !== formattedReferendumData[formattedReferendumData.length - 1].referendumCategoryName;
                           if (isNewReferendumCategory) {
                               formattedReferendumData.push({
                                   referendumCategoryName: flatReferendumData[i].REFERENDUM_TYPE_NAME,
                                   referendums: [],
                                   order: sortOrder
                               });
                           }                          

                           formattedReferendumData[formattedReferendumData.length - 1].referendums.push(flatReferendumData[i]);
                       }

                       // Bind Data
                       $scope.referendumData = sortReferendums(formattedReferendumData);
                   }
               });
           }]);
    
}());