(function () {
  'use strict';

  BaseListController.$inject = ['$location', '$scope', '$controller', '$q', 'debounce', 'query'];

  /**
   * @name BaseListController
   * @extends AbstractDirectiveController
   * @constructor
   */
  function BaseListController($location, $scope, $controller, $q, debounce, query) {

    angular.extend(this, $controller('AbstractDirectiveController', {$scope: $scope}));

    this.listReloatCounter = 0;

    this.options = {
      paginationInLocation: true,
      filterInLocation: true
    };

    this.getLocationOptionsFromData = function (data) {
      var empty = true, result = {};
      if (null == data) return result;
      if (this.options.filterInLocation && data.filter) {
        empty = false;
        result.filter = angular.copy(data.filter);
      }
      if (this.options.paginationInLocation && data.pagination) {
        empty = false;
        if (+data.pagination.currentPageIndex) {
          result.pagination = {page: +data.pagination.currentPageIndex || 0};
        }
      }
      result = empty || !result ? undefined : query.encode(result);
      return result || {};
    };

    this.getListOptionsFromLocation = function (options) {
      options = angular.extend({filter: true, pagination: true}, options);
      options.filter = options.filter && this.options.filterInLocation;
      options.pagination = options.pagination && this.options.paginationInLocation;
      var search, result = {};
      try {
        search = _.reduce($location.search(), function (search, value, key) {
          return (search ? search + '&' : '') + key + '=' + value;
        }, '');
        result = query.decode(search);
      } catch (e) {
        result = {};
        $location.search({});
      }
      options.filter || delete result.filter;
      options.pagination || delete result.pagination;
      return search ? result : undefined;
    };

    this.getListOptions = function (options) {
      options = angular.extend({filter: true, pagination: true}, options);
      var result = this.getListOptionsFromLocation(options);
      if (options.filter && $scope.filter) {
        result = result || {};
        result.filter = angular.copy($scope.filter);
      }
      if (options.pagination && $scope.data && $scope.data.pagination) {
        result = result || {};
        result.pagination = {page: $scope.data.pagination.currentPageIndex || 0};
      }
      return result;
    };

    /**
     * @param {Object} [options] Options for method BaseListController.getListOptions()
     * @return {promise}
     */
    this.list = function (options) {
      return this.bridgeAction('list', this.getListOptions(options)).then(
        angular.bind(this, this.onListDone),
        angular.bind(this, this.onListFail)
      );
    };

    this.listAction = function (action) {
      return this.bridgeAction.apply(this, arguments).then(
        angular.bind(this, this.onListActionDone),
        angular.bind(this, this.onListActionFail)
      );
    };

    this.onListDone = function (response) {
      if ($scope.filter && response.data && response.data.filter && !angular.equals($scope.filter, response.data.filter)) {
        if (++this.listReloatCounter < 5) {
          return this.list();
        }
      }
      this.listReloatCounter = 0;
      $scope.filterBusy = false;
      if (response && response.message) this.notify(response.message);
      $scope.data = response.data;
      $scope.filter = $scope.data && $scope.data.filter || {};
      this.listUpdateLocation(response.data);
      return response;
    };
    this.onListFail = function (response) {
      $scope.filterBusy = false;
      if (response && response.message) this.notify(response.message, 'warning');
      $scope.data = {};
      return $q.reject(response);
    };

    this.onListActionDone = function (response) {
      if (response && response.message) this.notify(response.message);
      this.list();
      return response;
    };
    this.onListActionFail = function (response) {
      if (response && response.message) this.notify(response.message, 'warning');
      this.list();
      return $q.reject(response);
    };

    this.listUpdateLocation = function (data) {
      var options;
      if ((options = this.getLocationOptionsFromData(data))) {
        $location.search(options);
      }
    };

    this.filterReset = function () {
      $scope.filter = {};
      return this.filterApply();
    };

    this.filterApply = function () {
      $scope.filterBusy = true;
      return this.list({pagination: false});
    };

    this.paginationChange = function () {
      this.list();
    };


    $scope.filterBusy = false;
    $scope.data = null;
    $scope.filter = null;
    $scope.filterData = null;

    $scope.filterReset = angular.bind(this, this.filterReset);
    $scope.filterApply = angular.bind(this, this.filterApply);
    $scope.filterApplyAuto = debounce($scope.filterApply, 750);
    $scope.paginationChange = angular.bind(this, this.paginationChange);
  }

  angular.module('app.service').controller('BaseListController', BaseListController);
})();