/// <summary>
/// Begins the handshake process of connecting to a TankWars server.
/// if any errors occur during the connection process, the view will display an informative error message
/// and the user can try again.
/// </summary>
public void ConnectToServer(string hostName, string playerName)
{
if (PlayerNameIsValid(playerName))
{
this.playerName = playerName;
int portNumber = 11000; // networking protocol requires port number to always be 11000
Networking.ConnectToServer(OnFirstConnect, hostName, portNumber);
}
else
{
ShowErrorMessageEvent?.Invoke("name must be 16 characters or less. please enter a new name.", "invalid name");
}
}
private void OnFirstConnect(SocketState socketState)
{
serverSocketState = socketState;
if (socketState.ErrorOccured)
{
ShowErrorMessageEvent?.Invoke(serverSocketState.ErrorMessage + " please restart the game client.", "networking error");
return;
}
else
{
serverSocketState = socketState;
serverSocketState.OnNetworkAction = ReceiveStartupMessage;
SendPlayerName();
// this line starts the async operation that will eventually call ReceiveStartupMessage
Networking.GetData(serverSocketState);
}
}
private void ReceiveServerUpdate(SocketState socketState)
{
serverSocketState = socketState;
if (serverSocketState.ErrorOccured)
{
ShowErrorMessageEvent?.Invoke(serverSocketState.ErrorMessage + " please restart the game client.", "networking error");
return;
}
else
{
Networking.GetData(serverSocketState);
List <string> socketData = ExtractSocketData(serverSocketState);
UpdateWorld(theWorld, socketData);
}
SendTankControlCommand(tankControlCommand);
RedrawFrameEvent?.Invoke();
}
