private static Task HandlePollNotificationAsync(ServerNotification notification)
{
var poll = notification.Data["customData"].ToObject<Poll>();
if (DonkyCore.Instance.GetService<IAppState>().IsOpen)
{
Device.BeginInvokeOnMainThread(async () =>
{
var selectedOption = await Application.Current.MainPage.DisplayActionSheet(poll.Title, null, null, poll.Options);
var result = new ContentNotification()
.ForUsers("pollresults")
.WithCustomContent("Vote", new
{
pollId = poll.Id,
option = selectedOption
});
await DonkyCore.Instance.NotificationController.SendContentNotificationsAsync(result);
});
}
else
{
// TODO: Persist poll for next time app is opened
}
return Task.FromResult(0);
}
public SendPageViewModel()
{
// This is a Xamarin Forms messaging pub/sub
MessagingCenter.Subscribe<RandomCustomMessageNotificationViewModel>(this, "RandomCustomMessageStructure", (vm) =>
{
Debug.WriteLine("Received RandomCustomMessageStructure values:");
Debug.WriteLine(" customId: " + vm.customId);
Debug.WriteLine(" from: " + vm.from);
Debug.WriteLine(" to: " + vm.to);
Debug.WriteLine(" message: " + vm.message);
this.ReceivedMessages.Insert(0, vm);
});
SendCommand = new Command<string>((key) =>
{
if (string.IsNullOrEmpty(Username)) return;
Task.Run(() =>
{
Debug.WriteLine("Send button pressed in Send Page");
var notification = new ContentNotification()
.ForUsers(Username.Trim())
.WithCustomContent("RandomCustomMessageStructure", new
{
customId = Guid.NewGuid().ToString(),
to = Username.Trim(),
from = "iosuser",
message = SendMessage.Trim()
});
try
{
DonkyCore.Instance.NotificationController.SendContentNotificationsAsync(notification)
.ExecuteSynchronously();
Debug.WriteLine("SendContentNotificationsAsync completed.");
}
catch (Exception ex)
{
}
Device.BeginInvokeOnMainThread(() =>
{
this.Username = string.Empty;
this.SendMessage = string.Empty;
});
Debug.WriteLine("Send handler completed.");
});
});
InitialiseAsync().ExecuteInBackground();
}
