private void Tcp_MessageReceivedEvent(TcpClient client, string content)
{
try {
BaseTcpProtocol baseProtocol = JsonConvert.DeserializeObject <BaseTcpProtocol>(content);
TcpClientInfo clientInfo = new TcpClientInfo(client);
switch (baseProtocol.Type)
{
case TcpProtocolType.HeartBeat:
systemClient.HeartBeat(clientInfo);
newDineInformClients.HeartBeat(clientInfo);
printerClients.HeartBeat(clientInfo);
break;
case TcpProtocolType.SystemConnect:
systemClient.ClientConnected(clientInfo, waitingForVerificationClients);
break;
case TcpProtocolType.SystemCommand:
systemClient.SystemCommand(clientInfo, JsonConvert.DeserializeObject <SystemCommandProtocol>(content),
newDineInformClients);
break;
case TcpProtocolType.NewDineInformClientConnect:
newDineInformClients.ClientConnected(clientInfo,
JsonConvert.DeserializeObject <NewDineInformClientConnectProtocol>(content),
waitingForVerificationClients);
break;
case TcpProtocolType.NewDineInform:
newDineInformClients.NewDineInform(clientInfo, JsonConvert.DeserializeObject <NewDineInformProtocol>(content));
break;
case TcpProtocolType.PrintDineClientConnect:
printerClients.ClientConnected(clientInfo,
JsonConvert.DeserializeObject <PrintDineClientConnectProtocol>(content),
waitingForVerificationClients);
break;
case TcpProtocolType.RequestPrintDine:
printerClients.RequestPrintDine(clientInfo,
JsonConvert.DeserializeObject <RequestPrintDineProtocol>(content),
newDineInformClients.GetSender(clientInfo));
break;
case TcpProtocolType.RequestPrintShifts:
printerClients.RequestPrintShifts(clientInfo,
JsonConvert.DeserializeObject <RequestPrintShiftsProtocol>(content),
newDineInformClients.GetSender(clientInfo));
break;
}
}
catch (Exception e) {
log($"{client.Client.RemoteEndPoint} Receive Error: {e.Message}, Data: {content}", Log.LogLevel.Error);
client.Close();
}
}
/// <summary>
/// TcpClient构造函数
/// </summary>
/// <param name="ip">ip地址</param>
/// <param name="port">端口</param>
/// <param name="connectSender">连接完成发送的身份信息</param>
public TcpClient(IPAddress ip, int port, BaseTcpProtocol connectSender)
{
this.ip = ip;
this.port = port;
this.connectSender = connectSender;
tcp = new TcpManager();
tcp.MessageReceivedEvent += (client, content) => {
try {
BaseTcpProtocol p = JsonConvert.DeserializeObject <BaseTcpProtocol>(content);
object obj = null;
switch (p.Type)
{
case TcpProtocolType.HeartBeat:
// 如果接收到心跳包, 则发送心跳包
heartAlive = 0;
var _ = tcp.Send(client, JsonConvert.SerializeObject(new HeartBeatProtocol()), null);
return;
case TcpProtocolType.NewDineInform:
obj = JsonConvert.DeserializeObject <NewDineInformProtocol>(content);
break;
case TcpProtocolType.PrintDine:
obj = JsonConvert.DeserializeObject <PrintDineProtocol>(content);
break;
case TcpProtocolType.PrintShifts:
obj = JsonConvert.DeserializeObject <PrintShiftsProtocol>(content);
break;
case TcpProtocolType.TcpServerStatusInform:
obj = JsonConvert.DeserializeObject <TcpServerStatusInformProtocol>(content);
break;
}
CallBackWhenMessageReceived?.Invoke(p.Type, obj);
}
catch (Exception e) {
exceptionOccured(e);
}
};
tcp.ErrorEvent += async(s, e) => {
client = null;
exceptionOccured(e);
// 重新连接
await Task.Delay(ReconnectInterval * 1000);
Start();
};
Timer timer = new Timer(10 * 1000);
timer.Elapsed += Timer_Elapsed;
timer.Start();
}
/// <summary>
/// 发送tcp协议
/// </summary>
/// <param name="p">协议</param>
public void Send(BaseTcpProtocol p, Action callBack = null)
{
if (client == null)
{
waitedQueue.Enqueue(p);
return;
}
var _ = tcp.Send(client, JsonConvert.SerializeObject(p), () => {
callBack?.Invoke();
});
}
public void ClientConnected(TcpClientInfo clientInfo, PrintDineClientConnectProtocol protocol,
WaitingForVerificationClients waitingForVerificationClients)
{
lock (this) {
log($"{clientInfo.OriginalRemotePoint} (Printer): HotelId: {protocol.HotelId} Request Connection", Log.LogLevel.Info);
if (!Clients.ContainsKey(protocol.HotelId))
{
log($"{clientInfo.OriginalRemotePoint} Printer HotelId {protocol.HotelId} Not Matched", Log.LogLevel.Warning);
clientInfo.Close();
return;
}
KeyValuePair <int, TcpClientInfo> pair = Clients.FirstOrDefault(p => p.Key == protocol.HotelId);
if (pair.Value != null)
{
log($"Printer HotelId {pair.Key} Repeated", Log.LogLevel.Warning);
pair.Value.ReadyToReplaceClient = clientInfo;
pair.Value.Close();
}
else
{
Clients[pair.Key] = clientInfo;
}
log($"{clientInfo.OriginalRemotePoint} (Printer of Hotel {protocol.HotelId}) Connected", Log.LogLevel.Success);
// 打印存储在打印等待队列中的所有请求
while (WaitedQueue[pair.Key].Count > 0)
{
BaseTcpProtocol printProtocol = WaitedQueue[pair.Key].Dequeue();
if (printProtocol.Type == TcpProtocolType.PrintDine)
{
sendPrintDineProtocol(pair.Key, (PrintDineProtocol)printProtocol);
}
else if (printProtocol.Type == TcpProtocolType.PrintShifts)
{
sendPrintShiftsProtocol(pair.Key, (PrintShiftsProtocol)printProtocol);
}
log($"Send Waited Dine of Hotel {pair.Key}", Log.LogLevel.Success);
}
waitingForVerificationClients.ClientConnected(clientInfo);
}
}