/// <summary>
/// Called when a page becomes the active page in a frame.
/// </summary>
/// <param name="e">An object that contains the event data.</param>
protected override void OnNavigatedTo(NavigationEventArgs e)
{
base.OnNavigatedTo(e);
if (e.NavigationMode == NavigationMode.New)
{
this.TargetTrack = App.SelectedItem as Track;
this.TargetTrack.Artist.AttemptNokiaLookup();
}
}
/// <summary>
/// Creates an Track from json.
/// </summary>
/// <param name="json">The json.</param>
/// <returns>An Track object</returns>
internal static Track FromJson(JToken json)
{
JToken chartData = json["chart_data"];
JToken images = json["images"];
JToken links = json["links"];
JToken metadata = json["metadata"];
JToken post = json["post"];
JToken site = json["site"];
if (chartData.Type != JTokenType.Null && links.Type != JTokenType.Null && metadata.Type != JTokenType.Null && post.Type != JTokenType.Null && site.Type != JTokenType.Null && images.Type != JTokenType.Null && metadata["artist"].Type != JTokenType.Null)
{
JToken artist = metadata["artist"];
Track track = new Track()
{
Name = metadata.Value<string>("title"),
Artist = Artist.FromJson(artist),
FeatureCount = chartData.Value<int>("feature_count"),
Post = Post.FromJson(post),
Site = Site.FromJson(site),
ShufflerLink = new Uri(links.Value<string>("player_url"))
};
if (images["240x240"].Type != JTokenType.Null)
{
track.Thumb240 = new Uri(images["240x240"].Value<string>("url"));
}
return track;
}
else
{
return null;
}
}