/// <summary>
/// 更新(接受, 读取, 发送)
/// </summary>
public void Update()
{
//异步接收客户端
if (accept)
{
try
{
acceptAsync = server.BeginAccept(null, null);
accept = false;
}
catch (Exception)
{
}
}
if (acceptAsync.IsCompleted)
{
try
{
Socket socket = server.EndAccept(acceptAsync);
Client client = new Client(true, socket);
clients.Add(client);
OnConnected?.Invoke(client);
}
catch (Exception)
{
}
finally
{
accept = true;
}
}
//异步接收消息
foreach (Client client in clients)
{
try
{
while (client.Socket.Available > 0)
{
NetworkUtils.UnpackTCPMessage(client.Socket,
out ushort cmd1, out ushort cmd2, out byte[] data);
uint key = NetworkUtils.EnumToKey(cmd1, cmd2);
if (callbackDict.ContainsKey(key))
{
//执行回调方法
callbackDict[key](client, data);
}
}
}
catch (Exception ex)
{
RemoveClient(client, ex.Message);
}
}
List <Client> deleteClients = new List <Client>();
//异步发送消息
while (messagesToBeSend.Count > 0)
{
ClientMessage message = messagesToBeSend.Dequeue();
Client client = message.Client;
if (!client.Connected)
{
deleteClients.Add(client);
}
else
{
try
{
client.Socket.Send(message.Data);
}
catch (Exception ex)
{
RemoveClient(client, ex.Message);
deleteClients.Add(client);
}
}
}
foreach (Client item in deleteClients)
{
clients.Remove(item);
}
}
/// <summary>
/// 发送
/// </summary>
/// <param name="ip">IP地址</param>
/// <param name="port">端口号</param>
/// <param name="cmd1">指令1</param>
/// <param name="cmd2">指令2</param>
/// <param name="data">数据</param>
public void Send(string ip, int port, ushort cmd1, ushort cmd2, byte[] data)
{
byte[] packData = NetworkUtils.PackUDPMessage(cmd1, cmd2, data);
messagesToBeSend.Enqueue(new UdpMessage(new IPEndPoint(IPAddress.Parse(ip), port), packData));
}
/// <summary>
/// 向客户端发送数据
/// </summary>
/// <param name="client">客户端</param>
/// <param name="cmd1">指令1</param>
/// <param name="cmd2">指令2</param>
/// <param name="data">数据</param>
public void Send(Client client, ushort cmd1, ushort cmd2, byte[] data)
{
byte[] packData = NetworkUtils.PackTCPMessage(cmd1, cmd2, data);
messagesToBeSend.Enqueue(new ClientMessage(client, packData));
}
/// <summary>
/// 向服务器发送数据
/// </summary>
/// <param name="cmd1">指令1</param>
/// <param name="cmd2">指令2</param>
/// <param name="data">数据</param>
public void Send(ushort cmd1, ushort cmd2, byte[] data)
{
byte[] packData = NetworkUtils.PackTCPMessage(cmd1, cmd2, data);
messagesToBeSend.Enqueue(packData);
}