angular-http-client.js

var AngularHttpClient = function($http){
  var httpClient = new HttpClient();
  httpClient.get = function (url) {
    return new Promise(function (resolve, reject) {
      $http.jsonp(url +'?callback=JSON_CALLBACK')
        .success(function(data){
          resolve({body: data});
        })
        .error(function(data){
          reject({body: data});
        });
    });
  }
  return httpClient;
}