ds.twitter.js

define(['amplify'],
  function (amplify) {
    var
      mentionsDecoder = function(
        data, 
        status, 
        xhr, 
        success,
        error) {

        if (status === "success") {
           success( data.results );
        } else if ( status === "fail" || status === "error" ) {
           error( data.message, data.status );
        } else {
           error( data.message , "fatal" );
        }
      },

      init = function() {
        amplify.request.define( "twitter-mentions", "ajax", {
          url: "http://search.twitter.com/search.json",
          dataType: "jsonp",
          dataMap: function( parameters ) {
            return {
               q: "@" + parameters.user
            };
          },
          decoder : mentionsDecoder
        });
      },
      getMentions = function(callbacks, nick) {
	    amplify.request(
	    {
               resourceId: "twitter-mentions",
	       data: { user: nick },
	       success: callbacks.success,
	       error: callbacks.error
	    });
      };

      init();

      return {
        getMentions : getMentions
      };
  });