private async void Client_Connected(object sender, EventArgs e)
{
try
{
//multi-threaded check
if (InvokeRequired)
{
//invoke form
BeginInvoke((MethodInvoker) delegate
{
Client_Connected(sender, e);
});
}
else
{
//check if the client actually did connect
if (Service.ConnectedChromecast != null)
{
//setup GUI
btnCast.Text = @"Launching";
//try and launch Plex on the Chromecast device
Controller = await Service.ChromeCastClient.LaunchPlex();
//give it some time to launch Plex (4 seconds)
await Task.Delay(4000);
//if it's still null, wait it out until it isn't anymore.
while (Controller == null)
{
await Task.Delay(500);
}
//setup GUI
btnCast.Text = @"Queueing";
//try and load the media
//controller and the content.
var content = PlexMediaData.DataFromContent(StreamingContent);
//recast
var data = (CustomData)content.CustomData;
//debugging
//UIMessages.Info(JsonConvert.SerializeObject(data, Formatting.Indented));
//try and create a new playQueue
var queue = PlayQueueHandler.NewQueue(StreamingContent, ObjectProvider.Svr);
//did the connection request not succeed or was the queue ID empty
if (!queue.QueueSuccess || string.IsNullOrWhiteSpace(queue.QueueId))
{
//alert the user to the problem
UIMessages.Warning(
$"Couldn't create a new playQueue with media:\n\n" +
$"Title: {StreamingContent.StreamInformation.ContentTitle}\n" +
$"URI: {StreamingContent.ApiUri}");
//stop the application
await StopApplication();
//exit function
return;
}
//apply new playQueue URI to the container
data.containerKey = queue.QueueUri;
//UIMessages.Info(data.containerKey);
//load the Plex play queue for playback operation
await Controller.LoadMedia(content.Url, content.ContentType, null,
content.StreamType,
0D,
data);
//set UI
btnCast.Enabled = true;
btnCast.Text = @"Stop";
btnDiscover.Enabled = false;
btnPlayPause.Enabled = true;
btnPlayPause.Text = @"Play";
//set global flags
ConnectState = true;
PlayState = false;
}
else
{
//alert the user; client is null which means it failed.
UIMessages.Warning(@"Failed to connect; null connection providers.");
//set UI
btnCast.Enabled = true;
btnCast.Text = @"Cast";
}
}
}
catch (Exception ex)
{
//log the error
LoggingHelpers.RecordException(ex.Message, @"CastConnectedError");
//alert the user
UIMessages.Error($"Error occurred whilst handling post-connection event:\n\n{ex}");
//stop application
await StopApplication();
}
}
private async void BtnCast_Click(object sender, EventArgs e)
{
try
{
if (!ConnectState)
{
if (lstDevices.SelectedItem != null && Devices.Count > 0)
{
//Index check. Makes sure that the index does exist within the array before
//trying to access it.
if (Devices.Count >= lstDevices.SelectedIndex + 1)
{
//set UI
btnCast.Enabled = false;
btnCast.Text = @"Connecting";
//match list index to an actual stored chromecast
var i = lstDevices.SelectedIndex;
var chromecast = Devices[i];
//attempt the connection
await Service.ConnectToChromecast(chromecast);
//give it some time to connect (5 seconds)
await Task.Delay(5000);
//check if the client actually did connect
if (Service.ConnectedChromecast != null && Service.ChromeCastClient != null)
{
btnCast.Text = @"Launching";
//set the client to the current service client
Client = Service.ChromeCastClient;
//try and launch Plex on the Chromecast device
Controller = await Client.LaunchPlex();
//give it some time to launch Plex (4 seconds)
await Task.Delay(4000);
//if it's still null, wait it out until it isn't anymore.
while (Controller == null)
{
await Task.Delay(500);
}
//set UI
btnCast.Text = @"Queueing";
//try and load the media
//controller and the content.
var content = PlexMediaData.DataFromContent(StreamingContent);
var data = (CustomData)content.CustomData;
//try and create a new playQueue
var queue = PlayQueueHandler.NewQueue(StreamingContent, ObjectProvider.Svr);
if (!queue.QueueSuccess || string.IsNullOrEmpty(queue.QueueId))
{
UIMessages.Warning(
$"Couldn't create a new playQueue with media:\n\nTitle: {StreamingContent.StreamInformation.ContentTitle}\nURI: {StreamingContent.ApiUri}");
//stop the application
await StopApplication();
//exit function
return;
}
//apply new playQueue URI to the container
data.containerKey = queue.QueueUri;
//UIMessages.Info(JsonConvert.SerializeObject(data, Formatting.Indented));
await Controller.LoadMedia(content.Url, content.ContentType, null, content.StreamType,
0D,
content.CustomData);
//set UI
btnCast.Enabled = true;
btnCast.Text = @"Stop";
btnDiscover.Enabled = false;
btnPlayPause.Enabled = true;
btnPlayPause.Text = @"Play";
//set global flags
ConnectState = true;
PlayState = false;
}
else
{
//alert the user; client is null which means it failed.
UIMessages.Warning(@"Failed to connect; null connection providers.");
//set UI
btnCast.Enabled = true;
btnCast.Text = @"Cast";
}
}
else
{
UIMessages.Error(
@"Indexing error: the selected index does not align with the current device list.", @"Validation Error");
}
}
else
{
UIMessages.Warning(
@"Please select a device from the list. To populate the device list, please press 'Discover'.");
}
}
else
{
await StopApplication();
}
}
catch (Exception ex)
{
UIMessages.Error($"An error occurred whilst initiating or terminating a connection:\n\n{ex}");
LoggingHelpers.RecordException(ex.Message, @"CastInitError");
//stop the application
await StopApplication();
}
}