(function () {

    "use strict";

    angular.module("EnrApp")
           .filter("candidateFilter", ["primaryService", function (primaryService) {
               return function (array, countyName, officeName) {
                   try{
                       var returnValue = [];
                       var regionsArray = [];
                       var officeArray = array.slice();
                       var racesJson = [];
                       var isPrimary = primaryService.getIsPrimary();
                       var selectedPrimaryParty = primaryService.getSelectedParty();

                       for (var i = 0; i < officeArray.length; i++) {
                           if (officeArray[i].OfficeCategory.OFFICE_CATEGORY_NAME == officeName) {
                               var regionArr = officeArray[i].OfficeCategory.Regions.Region;
                               if (regionArr != undefined) {
                                   if (regionArr.length == undefined)
                                       regionArr = [regionArr];
                                   regionsArray = regionArr;
                                   for (var i = 0; i < regionsArray.length; i++) {
                                       if (regionsArray[i].MAP_JURISDICTION_NAME == countyName) {
                                           var region = regionsArray[i];
                                           var racesJson = region.Races.Race;
                                           if (racesJson.length == undefined) {
                                               racesJson = [region.Races.Race];
                                           }

                                           for (var i = 0; i < racesJson.length; i++) {
                                               var candidateJson = racesJson[i].Candidates.Candidate;
                                               if (candidateJson.length == undefined) {
                                                   candidateJson = [candidateJson];
                                               }

                                               var totalVotes = 0;
                                               for (var j = 0; j < candidateJson.length; j++) {
                                                   // In primary mode we only include votes if the candidate party matches the selected party.
                                                   var includeVotes = !isPrimary || candidateJson[j].PARTY_ABBREV === selectedPrimaryParty;
                                                   if (includeVotes)
                                                       totalVotes += candidateJson[j].TOTAL_VOTES;
                                               }

                                               for (var k = 0; k < candidateJson.length; k++) {
                                                   var candidate = candidateJson[k];
                                                   if (!isPrimary || candidateJson[k].PARTY_ABBREV === selectedPrimaryParty) {
                                                       returnValue.push({
                                                           name: candidate.NAME_ON_BALLOT,
                                                           partyLetter: candidate.PARTY_ABBREV,
                                                           partyColor: candidate.DISPLAY_COLOR,
                                                           votes: candidate.TOTAL_VOTES,
                                                           percentage: totalVotes !== 0 ? candidate.TOTAL_VOTES / totalVotes : 0
                                                       });
                                                   }
                                               }

                                               break;
                                           }

                                           break;
                                       }
                                   }

                                   break;
                               }
                           }
                       }
                       
                       return returnValue.slice();
                   }
                   catch (ex) {
                       console.log(ex);
                   }
               };
           }]);
}());