Sample API module

api_module.js

apiModule = {
    get: function(url, callback, errorCallback) {
      return $.ajax({
        url: url,
        success: function(response) {          
          
          if(isNewServerToken(response.server_token)){
            reloadPage();
          }
          else{
            return callback(response);
          }
        },
        error: function(jqXHR, textStatus, errorThrown) {
          return errorCallback();
        }
      });
    }
  };