private async Task LoadFavoriteChannels()
{
StorageFile file = null;
try { file = await ApplicationData.Current.LocalFolder.GetFileAsync("favorites.txt"); }
catch { }
if (file != null)
{
using (var reader = new StreamReader(await file.OpenStreamForReadAsync()))
{
var favorites = await reader.ReadToEndAsync();
var array = favorites.Split(';');
foreach (var channel in AllChannels)
{
if (array.Contains(channel.Key))
{
FavoriteChannels.Add(channel);
}
}
}
}
}
void sc_GetChannelsCompleted(object sender, GetChannelsCompletedEventArgs b)
{
if (b.Error == null)
{
if (b.Result != null)
{
foreach (Channel chn in b.Result)
{
TextBlock tb = new TextBlock();
tb.Tag = chn.id;
tb.Text = chn.name;
Border bo = new Border();
bo.Child = tb;
bo.HorizontalAlignment = HorizontalAlignment.Stretch;
bo.VerticalAlignment = VerticalAlignment.Stretch;
bo.Width = 150;
bo.Margin = new Thickness(0);
if (FavoriteChannels.Contains(chn.id))
{
bo.Background = new SolidColorBrush(Colors.Green);
}
channels.Items.Add(bo);
}
}
}
}
public override void UpdateFavoriteRepo(string key, int channelId)
{
GetFavoriteFromRepo(key);
if (FavoriteChannels.Contains(channelId))
{
FavoriteChannels.Remove(channelId);
}
else
{
FavoriteChannels.Add(channelId);
}
Source[key] = FavoriteChannels;
}
public override void UpdateFavoriteRepo(string key, int channelId)
{
GetFavoriteFromRepo(key);
if (FavoriteChannels.Contains(channelId))
{
FavoriteChannels.Remove(channelId);
}
else
{
FavoriteChannels.Add(channelId);
}
lock (Astro.Assignment.Web.Statics.StaticObjects.CacheLockKey)
{
ClearFavoriteFromRepo(key);
Source.Add(key, FavoriteChannels, DateTimeOffset.MaxValue);
}
}
public async Task LoadAllChannels(bool forceDownload = false)
{
AllChannels.Clear();
FavoriteChannels.Clear();
StorageFile file = null;
try { file = await ApplicationData.Current.LocalFolder.GetFileAsync("channels.json"); }
catch { }
string data = null;
if (file == null || forceDownload)
{
data = await ChannelsHelper.DownloadJson(ChannelsHelper.CHANNELS_URL);
if (data != null)
{
file = await ApplicationData.Current.LocalFolder.CreateFileAsync("channels.json", CreationCollisionOption.ReplaceExisting);
var writer = new StreamWriter(await file.OpenStreamForWriteAsync());
await writer.WriteAsync(data);
writer.Dispose();
}
}
else
{
var reader = new StreamReader(await file.OpenStreamForReadAsync());
data = await reader.ReadToEndAsync();
reader.Dispose();
}
if (data == null)
{
return;
}
var channels = JsonConvert.DeserializeObject(data) as JContainer;
foreach (var asset in ChannelsHelper.ChannelsAssets)
{
var item = new ChannelItem();
item.Key = asset.Key;
item.Image = asset.Value[0];
item.Color1 = asset.Value[1];
item.Color2 = asset.Value[2];
var channel = channels.FirstOrDefault((element) => element["key"].Value <string>() == asset.Key);
if (channel != null)
{
item.ID = channel.Value <int>("id");
item.Name = channel.Value <string>("name");
item.Description = channel.Value <string>("description");
}
LoadChannelStreams(item);
LoadTrackHistory(item);
AllChannels.Add(item);
}
if (AllChannels.Count > 2)
{
AllChannels[0].Next = AllChannels[1];
AllChannels[AllChannels.Count - 1].Prev = AllChannels[AllChannels.Count - 2];
}
for (int i = 1; i < AllChannels.Count - 1; i++)
{
AllChannels[i].Prev = AllChannels[i - 1];
AllChannels[i].Next = AllChannels[i + 1];
}
await LoadFavoriteChannels();
}
public virtual bool IsFavoriteChannel(int channelId)
{
return(FavoriteChannels.Contains(channelId));
}
