var Promise = require("bluebird");

var CloudController = {
  getInfo: ()=> {
    console.log('get infomation');
    return new Promise((reslove, reject)=> {
      setTimeout(()=> {
        reslove({
          authorization_endpoint: ''
        });
      }, 0);
    });
  }
}

var UsersUAA = {
  login: (username, password)=> {
    console.log('login with ' + username);
    return new Promise((reslove, reject)=> {
      setTimeout(()=> {
        reslove('');
      }, 0);
    });
  },
  setEndPoint: ()=> { }
}

var Apps = {
  getApps: ()=> {
    console.log('get applications');
    return new Promise((reslove, reject)=> {
      setTimeout(()=> {
        reslove(['app1', 'app2', 'app3']);
      }, 0);
    });
  },
  setToken: ()=> {},
  getAppInfo: (app)=> {
    return new Promise((reslove, reject)=> {
      setTimeout(()=> {
        reslove('got app ' + app + ' infomation');
      }, 0);
    });
  }
};

var username = 'tiven',
    password = 'password';

async function getCloudApps(): Promise<void> {
  var result = await CloudController.getInfo();
  UsersUAA.setEndPoint(result.authorization_endpoint);
  result = await UsersUAA.login(username, password);
  Apps.setToken(result);
  var apps = await Apps.getApps();

  return Promise.map(apps, (app)=> {
      return Apps.getAppInfo(app);
    } , { concurrency: 5} );
}

getCloudApps().then((result)=> {
  console.log(result);
});