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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Google.Protobuf;
using Tango.BL.Entities;
using Tango.Integration.Operation;
using Tango.PMR;
using Tango.PMR.Common;
using Tango.Transport;
using Tango.Transport.Transporters;
using Tango.PMR.Integration;
using Tango.Transport.Discovery;
using Tango.Transport.Servers;
using Tango.Transport.Adapters;
namespace Tango.Integration.Services
{
public class ExternalBridgeService : BasicTransporter, IExternalBridgeService
{
private UdpDiscoveryService<ExternalBridgeUdpDiscoveryPacket> _discoverySevice;
private TcpServer _tcpServer;
public IMachineOperator MachineOperator { get; private set; }
public Machine Machine { get; private set; }
public bool IsStarted { get; private set; }
public ExternalBridgeService(IMachineOperator machineOperator, Machine machine)
{
Machine = machine;
MachineOperator = machineOperator;
_tcpServer = new TcpServer(1984);
_tcpServer.ClientConnected += _tcpServer_ClientConnected;
_discoverySevice = new UdpDiscoveryService<ExternalBridgeUdpDiscoveryPacket>(8888, new ExternalBridgeUdpDiscoveryPacket()
{
SerialNumber = Machine.SerialNumber,
});
}
private async void _tcpServer_ClientConnected(object sender, ClientConnectedEventArgs e)
{
Adapter = new TcpTransportAdapter(e.Socket);
await Connect();
}
public void Start()
{
if (!IsStarted)
{
_tcpServer.Start();
_discoverySevice.Start();
IsStarted = true;
}
}
public void Stop()
{
if (IsStarted)
{
_tcpServer.Stop();
_discoverySevice.Stop();
IsStarted = false;
}
}
protected async override void OnRequestReceived(MessageContainer container)
{
base.OnRequestReceived(container);
if (container.Type == MessageType.ExternalClientLoginRequest)
{
var request = MessageFactory.ParseTangoMessageFromContainer<ExternalClientLoginRequest>(container);
var response = new ExternalClientLoginResponse();
response.Authenticated = false;
if (request.Message.Password == "1234")
{
response.Authenticated = true;
response.SerialNumber = Machine.SerialNumber;
}
await SendResponse<ExternalClientLoginResponse>(response, container.Token);
}
else
{
MachineOperator.RequestTimeout = TimeSpan.FromSeconds(60);
if (!container.Continuous)
{
var response = await MachineOperator.SendRequest(container);
await SendResponse(response);
}
else
{
MachineOperator.SendContinuousRequest(container).Subscribe((response) =>
{
SendResponse(response);
},(ex) =>
{
if (ex is ResponseErrorException)
{
SendResponse((ex as ResponseErrorException).Container);
}
});
}
}
}
}
}
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