private async void acceptRequestButton_Click(object sender, RoutedEventArgs e)
{
FriendRequest selectedRequest = null;
FriendsListEntry newFriend = null;
int i = 0;
// Find the request which has it's buttons showing, this must be the one that has been pressed
foreach (FriendRequest friendRequest in AppServices.friendsData.friendRequests)
{
if (friendRequest.showRequestButtons == Windows.UI.Xaml.Visibility.Visible)
{
selectedRequest = friendRequest;
break;
}
i++;
}
// If a request exists then we accept it
if (selectedRequest != null)
{
this.StartAsyncOperations("Accepting request...");
AppServices.operationComplete = false;
AppServices.buddyService.AcceptFriendRequest(AppServices.localUsernameEncrypted, selectedRequest.encryptedUsername, new AcceptRequestCallback());
await Task.Run(() =>
{
while (AppServices.operationComplete == false)
{
;
}
});
// If the accept was successful we now remove them from the request list and add them to the friends list
if (AppServices.operationSuccessful)
{
AppServices.friendsData.friendsList.Add(new FriendsListEntry {
username = selectedRequest.username, isOnline = false
});
newFriend = AppServices.friendsData.friendsList.ElementAt(AppServices.friendsData.friendsList.Count);
AppServices.friendsData.friendRequests.RemoveAt(i);
// Update the friends list XAML in case this was the last request
this.DisplayFriendRequestsList();
// Now check if the new friend is online
this.StartAsyncOperations("Checking if new friend is online...");
AppServices.operationComplete = false;
AppServices.isFriendOnline = false;
AppServices.sessionService.GetSession(selectedRequest.encryptedUsername, false, new GetFriendSessionCallback(selectedRequest.encryptedUsername));
await Task.Run(() =>
{
while (AppServices.operationComplete == false)
{
;
}
});
// An error occured and the friend may or may not be online. This is needed because the App42 callback will call the onException callback
// even if no error occured but the friend is offline. We just use isFriendOnline to either mark an error occuring if the operation
// wasn't successful. Or the friend's online status if the operation was successful
if (AppServices.operationSuccessful == false && AppServices.isFriendOnline == true)
{
this.EndAsyncOperationsError();
return;
}
// The friend is online
if (AppServices.operationSuccessful && AppServices.isFriendOnline)
{
newFriend.isOnline = true;
AppServices.appWarpLastSentToUsername = newFriend.username;
AppServices.warpClient.sendPrivateUpdate(newFriend.username, MessageBuilder.buildAcceptedFriendRequestBytes(AppServices.defaultEncryptionKey));
//bool sendSuccessful = await AppServices.SendDataToUser(selectedRequest.username, MessageBuilder.buildAcceptedFriendRequestBytes());
//if (sendSuccessful == false)
//{
// this.EndAsyncOperationsError();
// return;
//}
}
// The friend is offline
this.EndAsyncOperationsSuccess();
return;
}
else
{
this.EndAsyncOperationsError();
return;
}
}
}