private async void ParticipantRemoveExecute(TLChatParticipantBase participant)
{
if (participant == null || participant.User == null)
{
return;
}
var confirm = await TLMessageDialog.ShowAsync(string.Format("Do you want to remove {0} from the group {1}?", participant.User.FullName, _item.DisplayName), "Remove", "OK", "Cancel");
if (confirm == ContentDialogResult.Primary)
{
var response = await ProtoService.DeleteChatUserAsync(_item.Id, participant.User.ToInputUser());
if (response.IsSucceeded)
{
if (response.Result is TLUpdates updates)
{
var newMessage = updates.Updates.OfType <TLUpdateNewMessage>().FirstOrDefault();
if (newMessage != null)
{
Aggregator.Publish(newMessage);
}
}
}
}
}
private async void DeleteExecute()
{
var item = _item;
if (item == null)
{
return;
}
var confirm = await TLMessageDialog.ShowAsync(Strings.Android.AreYouSureDeleteAndExit, Strings.Android.AppName, Strings.Android.OK, Strings.Android.Cancel);
if (confirm == ContentDialogResult.Primary)
{
if (item.IsLeft || item.HasMigratedTo)
{
goto Skip;
}
var delete = await ProtoService.DeleteChatUserAsync(item.Id, new TLInputUserSelf());
if (delete.IsSucceeded)
{
}
else
{
await new TLMessageDialog(delete.Error.ErrorMessage ?? "Error message", delete.Error.ErrorCode.ToString()).ShowQueuedAsync();
return;
}
Skip:
var peer = item.ToInputPeer();
var offset = 0;
do
{
var response = await ProtoService.DeleteHistoryAsync(false, peer, 0);
if (response.IsSucceeded)
{
offset = response.Result.Offset;
}
else
{
await new TLMessageDialog(response.Error.ErrorMessage ?? "Error message", response.Error.ErrorCode.ToString()).ShowQueuedAsync();
return;
}
}while (offset > 0);
var dialog = CacheService.GetDialog(item.ToPeer());
if (dialog != null)
{
CacheService.DeleteDialog(dialog);
Aggregator.Publish(new DialogRemovedEventArgs(dialog));
}
NavigationService.RemovePeerFromStack(item.ToPeer());
}
}
