public LoginStepViewModel(IDialogService dialogService, IUserCredentials userCredentials)
{
_dialogService = dialogService;
_userCredentials = userCredentials;
UserName = _userCredentials.GetName();
}
public async Task RemoveTokenAsync(string token)
{
TcpClient client = null;
ServiceCommunication.SendNetworkMessage(ref client,
JsonConvert.SerializeObject(new NetworkMessage(MessageType.Delete)
{
Token = token, Username = _userCredentials.GetName()
}));
_logger.Trace($"RemoveTokenAsync: {token}");
RemoveTokenImage(token);
await Task.Yield();
}
public async Task InitializeAsync()
{
_serviceStarted = await Task.Factory.StartNew(() => _tokenService.Ping());
if (!_serviceStarted)
{
_synchronizationService.RunInMainThread(() => RaisePropertyChanged(nameof(AllowAdd)));
_dialogService.ShowErrorDialog("Service not available");
return;
}
var tokens = await _tokenService.GetTokensAsync(_userCredentials.GetName());
if (Items.Any())
{
_synchronizationService.RunInMainThread(() => Items.Clear());
}
foreach (var token in tokens)
{
var tokenKey = token.Key;
var imageData = _tokenService.GetTokenImage(tokenKey);
var ringItemViewModel =
new RingItemViewModel {
Name = token.Value, Token = tokenKey, Image = imageData.ImageBytes
};
ringItemViewModel.SetDefaultName(ringItemViewModel.Name);
_synchronizationService.RunInMainThread(() => Items.Add(ringItemViewModel));
}
_synchronizationService.RunInMainThread(() =>
{
RaisePropertyChanged(nameof(AllowAdd));
AddCommand.RaiseCanExecuteChanged();
});
}