datepicker-hotfix-directive.js

'use strict';

angular.module('myApp')
/**
 * @ngdoc directive
 * @name myApp:datepickerHotfix
 * @restrict A
 * @scope false
 *
 * @description
 * ui.bootstrap : datepickerの暫定バグ対策
 * AngularJSが1.3以上の場合、ngModelの$viewValueがDateでなくStringで格納されるためちょいと操作します
 *
 * 以下がCloseされれば不要になるはず。
 * SEE: https://github.com/angular-ui/bootstrap/issues/3025
 *      https://github.com/angular-ui/bootstrap/pull/2943
 **/
.directive('datepickerHotfix', function() {
  var _directive = {
    restrict : 'A',
    require : 'ngModel',
    link : _link
  };

  function _link(scope, element, attrs, ngModelController) {
    ngModelController.$formatters.unshift(function(value) {
      return new Date(value);
    });
  }

  return _directive;
});