public void FetchMediaList()
{
var e = new MediaListEventArgs();
var filename = "Videos.json";
if (!File.Exists(filename))
{
var userInfo = NSDictionary.FromObjectAndKey(new NSString("Videos.json file not found."), NSError.LocalizedDescriptionKey);
e.Categories = null;
e.Error = new NSError(new NSString(""), -1, userInfo);
FetchMediaListFailed?.Invoke(this, e);
return;
}
using (StreamReader reader = File.OpenText(filename)) {
var jsonString = reader.ReadToEnd();
var categories = JsonConvert.DeserializeObject <List <Category> > (jsonString);
e.Categories = categories;
MediaListFetched?.Invoke(this, e);
}
}
void MediaListModel_FetchMediaListFailed(object sender, MediaListEventArgs e)
{
ShowMessage("Could not download videos", e.Error.LocalizedDescription);
}
void MediaListModel_MediaListFetched(object sender, MediaListEventArgs e)
{
categories = e.Categories;
TableView.ReloadData();
}
