My function

myfunction.js

$scope.getProblematics = function(callback) {

  var url = $scope.makeAPI('/problematics');

  $http.get(url, {
      headers: {
          "Content-Type": "application/json",
          "Accept": "application/json",
          "auth_token": $.cookie('auth_token')
      }
  })
  .success(function(data, status, headers, config) {
      switch (status) {
          case 200:
              $scope.options.problematics = data;
              break;
      }
      if (callback) $timeout(function() { callback() });
  })
  .error(function(data, status, headers, config) {
      switch (data.status) {
          case 401:
              $.cookie('auth_token', null, { path: '/' });
              $scope.redirect('/interface/auth/login/index.html');
              break;
      }
      if (callback) $timeout(function() { callback() });
  });

}