// # Recline Backends
//
// Backends are connectors to backend data sources and stores
//
// This is just the base module containing various convenience methods.
this.recline = this.recline || {};
this.recline.Backend = this.recline.Backend || {};

(function($, my) {
  // ## Backbone.sync
  //
  // Override Backbone.sync to hand off to sync function in relevant backend
  Backbone.sync = function(method, model, options) {
    return model.backend.sync(method, model, options);
  }

  // ## wrapInTimeout
  // 
  // Crude way to catch backend errors
  // Many of backends use JSONP and so will not get error messages and this is
  // a crude way to catch those errors.
  my.wrapInTimeout = function(ourFunction) {
    var dfd = $.Deferred();
    var timeout = 5000;
    var timer = setTimeout(function() {
      dfd.reject({
        message: 'Request Error: Backend did not respond after ' + (timeout / 1000) + ' seconds'
      });
    }, timeout);
    ourFunction.done(function(arguments) {
        clearTimeout(timer);
        dfd.resolve(arguments);
      })
      .fail(function(arguments) {
        clearTimeout(timer);
        dfd.reject(arguments);
      })
      ;
    return dfd.promise();
  }
}(jQuery, this.recline.Backend));