public MainViewModel(DeviceSocketConnection deviceSocketConnection)
{
m_deviceSocketConnection = deviceSocketConnection;
deviceSocketConnection.OnMessageReceived += DeviceSocketConnection_OnMessageReceived;
deviceSocketConnection.OnSocketClosed += DeviceSocketConnection_OnSocketClosed;
deviceSocketConnection.RunReceiveLoop();
}
/// <summary>
/// Invoked when application execution is being suspended. Application state is saved
/// without knowing whether the application will be terminated or resumed with the contents
/// of memory still intact.
/// </summary>
/// <param name="sender">The source of the suspend request.</param>
/// <param name="e">Details about the suspend request.</param>
private async void OnSuspending(object sender, SuspendingEventArgs e)
{
var deferral = e.SuspendingOperation.GetDeferral();
await DeviceSocketConnection.CloseAnySocketAsync();
//TODO: Save application state and stop any background activity
deferral.Complete();
}
public async Task ConnectAsync(string mothershipName, Action onNameAssignedAction)
{
m_onNameAssignedAction = onNameAssignedAction;
m_deviceSocketConnection = await DeviceSocketConnection.CreateAsync(WebUrls.ClientSocketUrl(mothershipName));
m_deviceSocketConnection.OnMessageReceived += M_deviceSocketConnection_OnMessageReceived;
m_deviceSocketConnection.OnSocketClosed += M_deviceSocketConnection_OnSocketClosed;
m_deviceSocketConnection.RunReceiveLoop();
}
private void M_deviceSocketConnection_OnSocketClosed(object sender, EventArgs e)
{
m_deviceSocketConnection.OnSocketClosed -= M_deviceSocketConnection_OnSocketClosed;
m_deviceSocketConnection.OnMessageReceived -= M_deviceSocketConnection_OnMessageReceived;
m_deviceSocketConnection = null;
var dontWait = SimpleDispatcher.RunAsync(delegate
{
try
{
OnConnectionClosed?.Invoke("Socket closed");
}
catch { }
});
}
public static async Task <MainViewModel> CreateAsync(ConnectingToWebAppPage connectingPage)
{
connectingPage.WriteLog("Loading host config...");
CardViewModel.HOST_CONFIG_JSON = await FileIO.ReadTextAsync(await StorageFile.GetFileFromApplicationUriAsync(new Uri("ms-appx:///HostConfigs/HostConfig.json")));
DeviceSocketConnection deviceSocketConnection;
try
{
connectingPage.WriteLog("Connecting to socket...");
deviceSocketConnection = await DeviceSocketConnection.CreateAsync(WebUrls.MOTHERSHIP_SOCKET_URL);
}
catch (Exception ex)
{
throw new Exception("Failed to connect to the web server: " + WebUrls.MOTHERSHIP_SOCKET_URL + "\n\n" + ex.ToString());
}
connectingPage.WriteLog("Socket connected!");
var mainViewModel = new MainViewModel(deviceSocketConnection);
connectingPage.WriteLog("Getting cards folder...");
var cardsFolder = await Package.Current.InstalledLocation.GetFolderAsync("Cards");
connectingPage.WriteLog("Enumerating cards...");
foreach (var file in await cardsFolder.GetFilesAsync())
{
if (file.FileType.ToLower().Equals(".json"))
{
connectingPage.WriteLog("Loading card payload...");
mainViewModel.GalleryCards.Add(new CardViewModel()
{
Name = file.DisplayName,
CardJson = await FileIO.ReadTextAsync(file)
});
}
}
mainViewModel.QueuedAndCurrentCards.Add(mainViewModel.FindNewCardFromGallery());
mainViewModel.QueuedAndCurrentCards.Add(mainViewModel.FindNewCardFromGallery());
mainViewModel.CurrentCard = mainViewModel.QueuedAndCurrentCards.Last();
// Start the loop
connectingPage.WriteLog("Starting the card loop...");
mainViewModel.CycleLoop();
return(mainViewModel);
}
