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ThingsGateway/framework/plugin/ThingsGateway.Plugin.OPCUA/OPCUAClient/OPCUAClient.cs

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#region copyright
//------------------------------------------------------------------------------
// 此代码版权声明为全文件覆盖,如有原作者特别声明,会在下方手动补充
// 此代码版权除特别声明外的代码归作者本人Diego所有
// 源代码使用协议遵循本仓库的开源协议及附加协议
// Gitee源代码仓库https://gitee.com/diego2098/ThingsGateway
// Github源代码仓库https://github.com/kimdiego2098/ThingsGateway
// 使用文档https://diego2098.gitee.io/thingsgateway-docs/
// QQ群605534569
//------------------------------------------------------------------------------
#endregion
using Newtonsoft.Json.Linq;
using Opc.Ua;
using ThingsGateway.Foundation.Adapter.OPCUA;
using ThingsGateway.Foundation.Demo;
using ThingsGateway.Foundation.Extension.Generic;
namespace ThingsGateway.Plugin.OPCUA;
/// <summary>
/// OPCUA客户端
/// </summary>
public class OPCUAClient : CollectBase
{
internal ThingsGateway.Foundation.Adapter.OPCUA.OPCUAClient _plc = null;
private readonly OPCUAClientProperty _driverPropertys = new();
/// <inheritdoc/>
public override Type DriverDebugUIType => typeof(OPCUAClientDebugPage);
/// <inheritdoc/>
public override DriverPropertyBase DriverPropertys => _driverPropertys;
/// <inheritdoc/>
protected override IReadWrite _readWrite => null;
public override Type DriverUIType => null;
private CancellationToken _token;
protected override async Task ProtectedBeforStartAsync(CancellationToken cancellationToken)
{
_token = cancellationToken;
await _plc?.ConnectAsync(cancellationToken);
await base.ProtectedBeforStartAsync(cancellationToken);
}
/// <inheritdoc/>
public override Task AfterStopAsync()
{
_plc?.Disconnect();
return base.AfterStopAsync();
}
protected override string GetAddressDescription()
{
return "OPCUA ItemName";
}
public override bool IsConnected() => _plc?.Connected == true;
protected override List<DeviceVariableSourceRead> ProtectedLoadSourceRead(List<DeviceVariableRunTime> deviceVariables)
{
var dataLists = deviceVariables.ChunkBetter(_driverPropertys.GroupSize);
_plc.Variables = new();
_plc.Variables.AddRange(dataLists.Select(a => a.Select(a => a.Address).ToList()).ToList());
var dataResult = new List<DeviceVariableSourceRead>();
foreach (var variable in dataLists)
{
var sourVars = new DeviceVariableSourceRead()
{
IntervalTimeTick = new(_driverPropertys.UpdateRate),
Address = "",
DeviceVariableRunTimes = new(variable)
};
dataResult.Add(sourVars);
}
return dataResult;
}
/// <inheritdoc/>
public override async Task<OperResult<byte[]>> ReadSourceAsync(DeviceVariableSourceRead deviceVariableSourceRead, CancellationToken cancellationToken)
{
var result = await _plc.ReadJTokenValueAsync(deviceVariableSourceRead.DeviceVariableRunTimes.Select(a => a.Address).ToArray(), cancellationToken);
foreach (var data in result)
{
if (!cancellationToken.IsCancellationRequested)
{
var data1 = deviceVariableSourceRead.DeviceVariableRunTimes.Where(a => a.Address == data.Item1);
foreach (var item in data1)
{
object value;
if (data.Item3 is JValue jValue)
{
value = jValue.Value;
}
else
{
value = data.Item3;
}
var isGood = StatusCode.IsGood(data.Item2.StatusCode);
var time = data.Item2.SourceTimestamp;
if (value != null && isGood)
{
item.SetValue(value, time);
}
else
{
item.SetValue(null, time, data.Item2.StatusCode.ToString());
}
}
LogMessage.Trace($"{FoundationConst.LogMessageHeader} {ToString()} 状态变化:{Environment.NewLine}{data.Item1} : {data.Item3}");
}
}
if (result.Any(a => StatusCode.IsBad(a.Item2.StatusCode)))
{
return new OperResult<byte[]>($"读取失败");
}
else
{
return OperResult.CreateSuccessResult<byte[]>(null);
}
}
/// <inheritdoc/>
public override async Task<Dictionary<string, OperResult>> WriteValuesAsync(Dictionary<DeviceVariableRunTime, JToken> writeInfoLists, CancellationToken cancellationToken)
{
var result = await _plc.WriteNodeAsync(writeInfoLists.ToDictionary(a => a.Key.Address, a => a.Value), cancellationToken);
return result.ToDictionary(a =>
{
return writeInfoLists.Keys.FirstOrDefault(b => b.Address == a.Key)?.Name;
}
, a =>
{
if (a.Value.Item1)
return new OperResult(a.Value.Item2);
else
return OperResult.CreateSuccessResult();
});
}
protected override async Task ProtectedExecuteAsync(CancellationToken cancellationToken)
{
if (_driverPropertys.ActiveSubscribe)
{
//获取设备连接状态
if (IsConnected())
{
//更新设备活动时间
CurrentDevice.SetDeviceStatus(DateTimeExtensions.CurrentDateTime, 0);
}
else
{
//if (!IsUploadBase)
CurrentDevice.SetDeviceStatus(DateTimeExtensions.CurrentDateTime, 999);
}
}
else
{
await base.ProtectedExecuteAsync(cancellationToken);
}
}
/// <inheritdoc/>
protected override void Dispose(bool disposing)
{
if (_plc != null)
{
_plc.DataChangedHandler -= DataChangedHandler;
_plc.OpcStatusChange -= _plc_OpcStatusChange;
_plc.Disconnect();
_plc.SafeDispose();
}
base.Dispose(disposing);
}
/// <inheritdoc/>
protected override void Init(ISenderClient client = null)
{
OPCUANode opcNode = new()
{
OPCUrl = _driverPropertys.OPCURL,
UpdateRate = _driverPropertys.UpdateRate,
DeadBand = _driverPropertys.DeadBand,
GroupSize = _driverPropertys.GroupSize,
KeepAliveInterval = _driverPropertys.KeepAliveInterval,
IsUseSecurity = _driverPropertys.IsUseSecurity,
ActiveSubscribe = _driverPropertys.ActiveSubscribe,
UserName = _driverPropertys.UserName,
Password = _driverPropertys.Password,
CheckDomain = _driverPropertys.CheckDomain,
LoadType = _driverPropertys.LoadType,
};
if (_plc == null)
{
_plc = new();
_plc.OpcStatusChange += _plc_OpcStatusChange;
_plc.DataChangedHandler += DataChangedHandler;
}
_plc.OPCNode = opcNode;
base.Init();
}
private void _plc_OpcStatusChange(object sender, OpcUaStatusEventArgs e)
{
Log_Out((LogLevel)e.LogLevel, null, e.Text, null);
}
private volatile bool success = true;
private void DataChangedHandler((VariableNode variableNode, DataValue dataValue, JToken jToken) data)
{
try
{
if (!CurrentDevice.KeepRun)
return;
if (_token.IsCancellationRequested)
return;
LogMessage.Trace($"{FoundationConst.LogMessageHeader}{ToString()} 状态变化: {Environment.NewLine} {data.variableNode.NodeId} : {data.jToken?.ToString()}");
if (!CurrentDevice.KeepRun)
{
return;
}
//尝试固定点位的数据类型
var type = TypeInfo.GetSystemType(TypeInfo.GetBuiltInType(data.variableNode.DataType, _plc.Session.SystemContext.TypeTable), data.variableNode.ValueRank);
var itemReads = CurrentDevice.DeviceVariableRunTimes.Where(it => it.Address == data.variableNode.NodeId).ToList();
object value;
if (data.jToken is JValue jValue)
{
value = jValue.Value;
}
else
{
value = data.jToken;
}
var isGood = StatusCode.IsGood(data.dataValue.StatusCode);
DateTime time = default;
if (_driverPropertys.SourceTimestampEnable)
{
time = data.dataValue.SourceTimestamp.ToLocalTime();
}
foreach (var item in itemReads)
{
if (!CurrentDevice.KeepRun)
return;
if (_token.IsCancellationRequested)
return;
if (item.DataTypeEnum == DataTypeEnum.Object)
if (type.Namespace.StartsWith("System"))
{
var enumValues = Enum.GetValues<DataTypeEnum>();
var stringList = enumValues.Select(e => e.ToString()).ToList();
if (stringList.Contains(type.Name))
try { item.DataTypeEnum = Enum.Parse<DataTypeEnum>(type.Name); } catch { }
}
if (value != null && isGood)
{
item.SetValue(value, time);
}
else
{
item.SetValue(null, time, data.dataValue.StatusCode.ToString());
}
}
success = true;
}
catch (Exception ex)
{
if (success)
LogMessage?.LogWarning(ex);
success = false;
}
}
}