LastFmCtrl

function LastFmCtrl($scope, $http, $timeout) {
    $scope.tracks = [];
    !function tick() {
        $http({method: 'GET', url: 'http://ws.audioscrobbler.com/2.0/?method=user.getrecenttracks&user=nickelpro&api_key=ffd9e00b1647c0824ce7cb0a0aa44ce1&format=json'}).
        success(function(data, status, headers, config) {
            $scope.tracks = [];
            for(var i=0;i<data.recenttracks.track.length;i++) {
                var track = data.recenttracks.track[i];
                if (typeof track.date != 'undefined') {
                    track.time = moment.unix(track.date.uts).fromNow();
                } else {
                    track.time = 'Now Playing';
                }
                track.artist_url = track.url.substring(0, track.url.lastIndexOf('/')-2);
            }
            $scope.tracks = data.recenttracks.track;
            $timeout(tick, 5000);
        }).
        error(function(data, status, headers, config) {
            $timeout(tick, 5000);
        });
    }();
};