(function () {
  'use strict';

  /**
   * @typedef {Object} AttributeViewData
   * @property {String}           dataType      "numeric"|"text"|"datetime"
   * @property {?String}          uofmPre
   * @property {?String}          uofmPost
   *
   * @property {?Number|String}   numericValue
   * @property {?Number|String}   decimalRound
   *
   * @property {?String}          textValue
   *
   * @property {?Date|String}     datetimeValue
   * @property {?String}          datetimeOutputFormatJs
   *
   * @property {String}           parsedValue
   */

  var name = 'adAttributeView';
  angular.module('app.directive')
    .directive('adAttributeView', ['$parse', '$filter', 'attribute', function ($parse, $filter, attribute) {
      return {
        templateUrl: 'directive/' + name + '/' + name + '.html',
        replace: true,
        scope: {},
        link: function (scope, element, attr) {
          var expr = $parse(attr[name]);
          /** @type {AttributeViewData} */
          var data = scope.data = expr(scope.$parent);
          scope.parseValue = function () {
            if ('parsedValue' in data) {
              return data.parsedValue;
            }
            data.parsedValue = attribute.toText(data);
            return data.parsedValue;
          };
        }
      };
    }]);
})();