/**
 * Controller for log
 *
 * @module app/serverHealth
 * @exports logController
 * @name logController
 */

window.angular && (function(angular) {
  'use strict';
  angular
    .module('app.serverHealth')
    .config(function(paginationTemplateProvider) {
      paginationTemplateProvider.setString(require('../../common/directives/dirPagination.tpl.html'));
    })
    .controller('logController', [
      '$scope',
      '$window',
      'APIUtils',
      'dataService',
      'Constants',
      '$routeParams',
      '$filter',
      function($scope, $window, APIUtils, dataService, Constants, $routeParams, $filter) {
        $scope.dataService = dataService;
        $scope.logs = [];
        $scope.tmz = 'EDT';
        $scope.itemsPerPage = Constants.PAGINATION.LOG_ITEMS_PER_PAGE;
        $scope.loading = false;
        var expandedSelectedIdOnce = false;

        var sensorType = $routeParams.type;
        var eventId = $routeParams.id;

        // priority buttons
        $scope.selectedSeverity = {
          all: true,
          low: false,
          medium: false,
          high: false
        };

        if (sensorType == 'high') {
          $scope.selectedSeverity.all = false;
          $scope.selectedSeverity.high = true;
        }

        $scope.selectedStatus = {
          all: true,
          resolved: false
        };

        $scope.customSearch = '';
        $scope.searchItems = [];
        $scope.selectedEvents = [];


        if (eventId) {
          $scope.customSearch = '#' + eventId;
          $scope.searchItems.push('#' + eventId);
        }

        $scope.loadLogs = function() {
          $scope.loading = true;
          APIUtils.getLogs().then(function(result) {
            if (eventId && expandedSelectedIdOnce == false) {
              var log = result.data.filter(function(item) {
                return item.Id == eventId;
              });

              if (log.length) {
                log[0].meta = true;
              }
              expandedSelectedIdOnce = true;
            }
            dataService.updateServerHealth(result.data);
            $scope.logs = result.data;
            $scope.originalData = result.original;
            $scope.loading = false;
          });
        };
        $scope.jsonData = function(data) {
          return JSON.stringify(data);
        };

        $scope.filterBySeverity = function(log) {
          if ($scope.selectedSeverity.all) return true;

          return ((log.severity_flags.low && $scope.selectedSeverity.low) ||
            (log.severity_flags.medium && $scope.selectedSeverity.medium) ||
            (log.severity_flags.high && $scope.selectedSeverity.high)
          );
        };

        $scope.filterByStatus = function(log) {
          if ($scope.selectedStatus.all) return true;
          return ((log.Resolved && $scope.selectedStatus.resolved) ||
            (!log.Resolved && !$scope.selectedStatus.resolved)
          );
        };

        $scope.filterByDate = function(log) {
          var endDate;
          if ($scope.end_date && typeof $scope.end_date.getTime === 'function') {
            endDate = new Date($scope.end_date.getTime());
            endDate.setTime(endDate.getTime() + 86399000);
          }

          if ($scope.start_date && endDate) {
            var date = new Date($filter('date')(log.Timestamp, 'MM/dd/yyyy  HH:mm:ss', $scope.tmz));
            return (date >= $scope.start_date &&
              date <= endDate);
          }
          else {
            return true;
          }
        };

        $scope.filterBySearchTerms = function(log) {
          if (!$scope.searchItems.length) return true;

          for (var i = 0, length = $scope.searchItems.length; i < length; i++) {
            if (log.search_text.indexOf($scope.searchItems[i].toLowerCase()) == -1) return false;
          }
          return true;
        };

        $scope.addSearchItem = function(searchTerms) {
          var terms = searchTerms.split(' ');
          terms.forEach(function(searchTerm) {
            if ($scope.searchItems.indexOf(searchTerm) == -1) {
              $scope.searchItems.push(searchTerm);
            }
          });
        };

        $scope.clearSearchItem = function(searchTerm) {
          $scope.searchItems = [];
        };

        $scope.removeSearchItem = function(searchTerm) {
          var termIndex = $scope.searchItems.indexOf(searchTerm);

          if (termIndex > -1) {
            $scope.searchItems.splice(termIndex, 1);
          }
        };

        $scope.$watch('all', function() {
          $scope.logs.forEach(function(item) {
            item.selected = $scope.all;
          });
        });

        function updateExportData() {
          $scope.export_name = ($scope.selectedEvents.length == 1) ? $scope.selectedEvents[0].Id + '.json' : 'export.json';
          var data = {};
          $scope.selectedEvents.forEach(function(item) {
            data[item.data.key] = item.data.value;
          });
          $scope.export_data = JSON.stringify(data);
        }


        $scope.accept = function() {
          APIUtils.deleteLogs($scope.selectedEvents).then(function() {
            $scope.confirm = false;
            $scope.loadLogs();
          });
        };

        $scope.resolve = function() {
          var events = $scope.selectedEvents.filter(function(item) {
            return item.Resolved != 1;
          });

          if (!events.length) return;

          APIUtils.resolveLogs(events).then(function() {
            events.forEach(function(item) {
              item.Resolved = 1;
            });
          });
        };

        $scope.$watch('logs', function() {
          $scope.selectedEvents = $scope.logs.filter(function(item) {
            return item.selected;
          });
          updateExportData();
        }, true);

        $scope.loadLogs();
      }
    ]);

})(angular);