private void HandleFriendRequest(FriendRequest request)
{
try
{
var targetAccount = connectedAccounts.Find(x => x.Username == request.TargetUsername && x.PublicId == request.TargetPublicId);
if (targetAccount != null)
{
request.TargetId = targetAccount.Id;
var receiverNwStream = targetAccount.tcpClient.GetStream();
JsonSerializerProvider.SerializeBinary(receiverNwStream, request);
Console.WriteLine("Friend Request from {0}#{1} to {2}#{3} | public key: {4}", request.SenderUsername, request.SenderPublicId,
request.TargetUsername, request.TargetPublicId, System.Text.Encoding.UTF8.GetString(request.senderPublicKey));
}
}
catch (Exception e)
{
Console.WriteLine("Exception: " + e.Message);
}
}
private void InterpretIncomingMessage(NetworkStream nwStream)
{
object received = JsonSerializerProvider.DeserializeBinary(nwStream);
if (received is Message message)
{
Console.OutputEncoding = System.Text.Encoding.UTF8;
Console.WriteLine("Message from {0} to {1}, {2}: {3}", message.SenderUniqueId, message.ReceiverUniqueId, message.Timestamp,
System.Text.Encoding.UTF8.GetString(message.EncryptedMessage));
try
{
var receiver = connectedAccounts.FirstOrDefault(x => x.Id == message.ReceiverUniqueId);
if (receiver != null)
{
var receiverNwStream = receiver.tcpClient.GetStream();
// Writes serialized binary data into the stream
JsonSerializerProvider.SerializeBinary(receiverNwStream, message);
}
}
catch (Exception e)
{
Console.WriteLine("Exception: " + e.Message);
}
}
else if (received is FriendRequest request)
{
HandleFriendRequest(request);
}
else if (received is FriendResponse response)
{
HandleFriendResponse(response);
}
else
{
Console.WriteLine("Received: " + received);
}
}