public void ShowResponse(Packet.Packet packet)
{
if (packet == null)
{
return;
}
Console.WriteLine("Response type: " + packet.Type);
switch (packet.Type)
{
case PacketType.ConnectResponse:
var connectResponse = (ConnectResponse)packet;
Console.WriteLine("Connect response type: " + connectResponse.ConnectResponseType);
Console.WriteLine("Reason: " + connectResponse.Reason);
break;
case PacketType.PingRequest:
var pingRequest = (PingRequest)packet;
Console.WriteLine("Ping request: " + pingRequest.Random);
break;
case PacketType.PingResponse:
var pingResponse = (PingResponse)packet;
Console.WriteLine("Ping response: " + pingResponse.Verify);
break;
}
}
/// <summary>
/// Parses the payload data in a request packet
/// </summary>
/// <param name="data">The request payload data</param>
/// <returns>The response packet, or null if no response</returns>
public Packet.Packet ParsePacket(byte[] data, IPEndPoint sender)
{
// first byte is packet type
var packetType = (PacketType)data[0];
Packet.Packet packet = null;
switch (packetType)
{
case PacketType.ConnectRequest:
Console.WriteLine("Packet received: " + packetType);
packet = new ConnectRequest(data, sender);
break;
case PacketType.PingResponse:
Console.WriteLine("Packet received: " + packetType);
packet = new PingResponse(data, sender);
break;
}
if (packet == null)
{
return(null);
}
return(packet.Response);
}
/// <summary>
/// Sends a packet to the server
/// </summary>
/// <param name="packet">The packet to send, usually the InputState</param>
public void SendPacket(Packet.Packet packet)
{
var packetBytes = packet.Serialize();
//UdpClient.Send(packetBytes, packetBytes.Length);
UdpClient.BeginSend(packetBytes, packetBytes.Length, SentData, UdpClient);
}
/// <summary>
/// Only handles response packets atm?
/// </summary>
/// <param name="responseBytes">The server packet sent as a response from a previous request</param>
/// <returns>The parsed packet object</returns>
public Packet.Packet GetPacket(byte[] responseBytes)
{
var packetType = (PacketType)responseBytes[0];
Packet.Packet packet = null;
switch (packetType)
{
case PacketType.ConnectResponse:
packet = new ConnectResponse(responseBytes);
break;
case PacketType.PingRequest:
packet = new PingRequest(responseBytes);
break;
case PacketType.GameState:
packet = new Packet.GameState(responseBytes);
break;
case PacketType.GameStateDiff:
packet = new GameStateDiff(responseBytes);
break;
}
ShowResponse(responseBytes);
return(packet);
}
/// <summary>
/// Parses the data sent from the server into a packet
/// </summary>
/// <param name="data">The request payload data</param>
/// <returns>The response packet, or null if no response</returns>
public Packet.Packet ParsePacket(byte[] data, IPEndPoint sender)
{
// first byte is packet type
var packetType = (PacketType)data[0];
Packet.Packet packet = null;
//Console.WriteLine("Packet received: " + packetType);
switch (packetType)
{
case PacketType.GameStateDiff:
var gameStateDiff = new GameStateDiff(data);
ProcessUpdate(gameStateDiff);
break;
}
if (packet == null)
{
return(null);
}
return(packet.Response);
}
/// <summary>
/// Serializes a packet and sends it over the wire to a client
/// </summary>
/// <param name="packet">The packet to convert to serialized bytes</param>
/// <param name="sender">The remote client to send the data to</param>
public void SendData(Packet.Packet packet, IPEndPoint sender)
{
var responseBytes = packet.Serialize();
UdpServer.BeginSend(responseBytes, responseBytes.Length, sender, SentCallback, UdpServer);
}