public ChromecastService(IDeviceLocator deviceLocator, ISender sender)
{
DeviceLocator = deviceLocator;
Sender = sender;
sender.GetChannel <IMediaChannel>().StatusChanged += MediaChannelStatusChanged;
sender.GetChannel <IReceiverChannel>().StatusChanged += ReceiverChannelStatusChanged;
}
/// <summary>
/// Initializes a new instance of MainViewModel class
/// </summary>
/// <param name="deviceLocator">GoogleCast device locator</param>
/// <param name="sender">GoogleCast sender</param>
public MainViewModel(IDeviceLocator deviceLocator, ISender sender)
{
DeviceLocator = deviceLocator;
Sender = sender;
sender.GetChannel <IMediaChannel>().StatusChanged += MediaChannelStatusChanged;
sender.GetChannel <IReceiverChannel>().StatusChanged += ReceiverChannelStatusChanged;
PlayCommand = new RelayCommand(async() => await Try(PlayAsync), () => AreButtonsEnabled);
PauseCommand = new RelayCommand(async() => await Try(PauseAsync), () => AreButtonsEnabled);
StopCommand = new RelayCommand(async() => await Try(StopAsync), () => AreButtonsEnabled);
RefreshCommand = new RelayCommand(async() => await Try(RefreshAsync), () => IsLoaded);
if (!IsInDesignMode)
{
Task.Run(RefreshAsync);
}
}
public async Task PlayAsync()
{
try
{
await SendChannelCommandAsync <IMediaChannel>(!IsInitialized || IsStopped,
async c =>
{
if (insertingItems.Count > 0 && await ConnectAsync())
{
ISender sender = MediaSender;
IMediaChannel mediaChannel = sender.GetChannel <IMediaChannel>();
await sender.LaunchAsync(mediaChannel);
Queue <QueueItem> itemsQueue = new Queue <QueueItem>(insertingItems);
await mediaChannel.QueueLoadAsync(RepeatMode.RepeatOff, itemsQueue.DequeueChunk(20).ToArray());
await RefreshQueueAsync();
while (itemsQueue.Count > 0)
{
await mediaChannel.QueueInsertAsync(itemsQueue.DequeueChunk(20).ToArray());
}
insertingItems.Clear();
IsInitialized = true;
}
},
async c =>
{
if (insertingItems.Count > 0)
{
Queue <QueueItem> itemsQueue = new Queue <QueueItem>(insertingItems);
while (itemsQueue.Count > 0)
{
await MediaSender.GetChannel <IMediaChannel>().QueueInsertAsync(itemsQueue.DequeueChunk(20).ToArray());
}
insertingItems.Clear();
}
await c.PlayAsync();
});
}
catch
{ }
}
public async Task <bool> TryRefreshAsync()
{
try
{
await ConnectAsync();
ISender sender = MediaSender;
IMediaChannel mediaChannel = sender.GetChannel <IMediaChannel>();
await mediaChannel.GetStatusAsync();
await RefreshQueueAsync();
return(true);
}
catch { }
return(false);
}