internal async Task SendPublicMessageAsync(PublicChatRoom chatRoom, string content)
{
if (_disposed)
{
throw new ObjectDisposedException(null);
}
if (!_publicRooms.Contains(chatRoom))
{
throw new NotSupportedException("Enter ChatRoom first.");
}
try
{
var message = new Message
{
Content = content,
Sender = _publicIdentity,
TimeStamp = DateTimeOffset.Now.ToUnixTimeSeconds()
};
var signedData = await CreateSignAndEncodeDataAsync(message);
var encrypted = CryptUtils.AesEncryptByteArray(signedData, chatRoom.PreSharedKey);
var chatRoomIdentifier = chatRoom.GetEncryptedIdentifier();
var packet = new PublicMessagePacket(encrypted, chatRoomIdentifier);
await _networkHandler.SendPacketAsync(packet);
}
catch (Exception) when(_disposed)
{
}
}
internal PublicChatRoom EnterPublicChatRoom(string name, byte[] preSharedKey)
{
if (name == null)
{
throw new ArgumentNullException(nameof(name));
}
if (preSharedKey == null)
{
throw new ArgumentNullException(nameof(preSharedKey));
}
var chatRoom = new PublicChatRoom(this, name, preSharedKey);
_publicRooms.Add(chatRoom);
return(chatRoom);
}
internal void LeavePublicChatRoom(PublicChatRoom chatRoom)
{
_publicRooms.Remove(chatRoom);
}
