/// <summary>
/// 启动
/// </summary>
public async void OpenAsync()
{
try
{
if (opcClient?.Connected == false)
{
await Task.Run(() =>
{
try
{
opcClient.Connent();
Log.Information("OPC已异步连接");
}
catch (Exception ex)
{
Log.Error(ex, "OPC通讯连接异常");
}
});
NetStatus = opcClient.Connected;
NetChangedAction?.Invoke(this, opcClient.Connected);
dicItems = Config.Items.ToDictionary(x => x.Misc?.ToString(), x => x);
if (dicItems.ContainsKey("Heartbeat"))
{
timer.Start();
}
}
}
catch (Exception e)
{
Log.Error(e, "opc启动异常");
}
}
public OpcController(OpcConfig config)
{
timer.Interval = 5 * 1000;
timer.Elapsed += Timer_Elapsed;
Config = config;
opcClient = new OpcDaClient(x =>
{
x.ProgId = config.ProgId;
x.Tags = config.Items.Select(xx => new OpcTagItem()
{
Id = xx.Id, ItemId = xx.ItemId, Misc = xx.Misc
}).ToArray();
x.DefaultGroupUpdateRate = 100;
})
{
Shutdown = (s, client) =>
{
if (NetStatus)
{
NetStatus = false;
NetChangedAction?.Invoke(this, false);
}
Log.Warning("OPC Shutdown,{s}", s);
},
DataChange = OpcDataChanged
};
}
public bool Open()
{
if (opcClient == null)
{
throw new Exception("OPC客户端程序没有初始化.");
}
try
{
dicItems = Config.Items.ToDictionary(x => x.Misc?.ToString(), x => x);
opcClient.Connent();
Log.Information("OPC已连接");
NetStatus = opcClient.Connected;
heartTime = DateTime.Now;
NetChangedAction?.BeginInvoke(this, true, null, null);
return(true);
}
catch (Exception ex)
{
Log.Error(ex, "OPC通讯连接异常");
return(false);
}
finally
{
if (dicItems.ContainsKey("Heartbeat"))
{
timer.Start();
}
}
}
/// <summary>
/// 创建通讯实例
/// </summary>
private void CreateHost()
{
CmdHostFactory factory = new CmdHostFactory();
host = factory.CreateTcpClientHost(
new TcpClientOptions(rfid.Host, rfid.RemotePort)
{
OnDisconnected = () => {
Log.Warning("rfid断开连接。");
NetStatus = false;
NetChangedAction?.Invoke(this, false);
},
OnTryConnecting = (i) => Log.Information("rfid正在重连。"),
OnConnected = () => {
Log.Information("rfid已连接。");
NetStatus = true;
NetChangedAction?.Invoke(this, true);
}
},
new CmdClientOptions(rfid.ProtocolType)
{
AutoOutputType = rfid.OutputType,
AutoOutput = rfid.OutputOptions,
OutputHandler = (b, t) => RfidOutPutHandler(b, t)
}
);
}
/// <summary>
/// 建立通讯
/// 调用同步方法连接时,会报MianForm已经Disposed的异常
/// </summary>
/// <returns></returns>
public bool Connect()
{
try
{
if (TightenToolClient == null)
{
AE2DeviceFactory fac = new AE2DeviceFactory();
TightenToolClient = fac.CreateTightenDevice(tdConfig);
TightenToolClient.NetChangedAction = TdNetChanged;
TightenToolClient.OnLastTightenData = ReadLastTightenData;
TightenToolClient.OnVehicleNumberAction = ReadVinNumber;
}
var start = DateTime.Now;
if (TightenToolClient.Connect())
{
NetStatus = true;
//Subscribe();
}
var cost = DateTime.Now - start;
int connectCostTime = cost.Seconds + 2;
Debug.WriteLine($"拧紧连接耗时{connectCostTime - 2}s");
Log.Information($"拧紧机{tdConfig.Host}通讯连接{(NetStatus ? "成功" : "失败")}。");
return(NetStatus);
}
catch (Exception ex)
{
Log.Error("拧紧通讯初始化失败", ex);
NetChangedAction?.Invoke(tdConfig.ToolId, false);
return(false);
}
}
/// <summary>
/// opc消息处理
/// </summary>
/// <param name="items"></param>
private void ProcessOpcData(IEnumerable <OpcTagItem> items)
{
foreach (var item in items)
{
if (item == null)
{
continue;
}
try
{
if (item.Value == null)
{
continue;
}
bool value = false;
switch (item.Misc)
{
case "Heartbeat":
value = Convert.ToBoolean(item.Value);
if (!value)
{
heartTime = DateTime.Now;
if (NetStatus == false)
{
NetStatus = true;
NetChangedAction?.Invoke(this, true);
}
}
break;
case "ReadShieldSystem":
IsPLCShield = Convert.ToBoolean(item.Value);
ShieldChangedAction?.Invoke(IsPLCShield);
break;
case "NoPass": //这里可以做信号校验
LineStatus = Convert.ToBoolean(item.Value);
LineStopChangedAction?.Invoke(LineStatus);
break;
default:
break;
}
}
catch (Exception ex)
{
Log.Error(ex, "读取opc节点[{Misc}]信息异常", item.Misc);
}
}
}
/// <summary>
/// 网络连接状态改变
/// </summary>
/// <param name="state"></param>
private void TdNetChanged(bool state)
{
Debug.WriteLine($"MyTightenContrller -> TdNetChanged -> state : {state}");
if (state)
{
//连接成功后注册事件
Log.Information($"拧紧机已连接，{tdConfig.NickName} ({tdConfig.Host}:{tdConfig.Port})");
}
try
{
//触发外界订阅的事件
NetChangedAction?.Invoke(tdConfig.ToolId, state);
}
catch (Exception ex)
{
Log.Error($"拧紧机{tdConfig.NickName} ({tdConfig.Host})在处理连接委托时异常。", ex);
}
}
/// <summary>
/// 心跳定时器
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void Timer_Elapsed(object sender, System.Timers.ElapsedEventArgs e)
{
try
{
if ((DateTime.Now - heartTime).TotalSeconds > 15)
{
NetStatus = false;
NetChangedAction?.Invoke(this, false);
heartTime = DateTime.Now;
}
if (opcClient != null && opcClient.Connected)
{
Heartbeat();
}
}
catch (Exception ex)
{
Log.Error(ex, "OPC心跳程序异常");
}
}
