完成添加OPC变量
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@@ -23,6 +23,8 @@ public partial class OpcUaImportDialogViewModel : ObservableObject
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[ObservableProperty]
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private ObservableCollection<VariableData> _selectedNodeVariables;
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public List<VariableData> SelectedVariables { get; set; }=new List<VariableData>();
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[ObservableProperty]
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private bool _selectAllVariables;
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@@ -55,7 +57,7 @@ public partial class OpcUaImportDialogViewModel : ObservableObject
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};
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ApplicationConfiguration config = await application.LoadApplicationConfiguration(false);
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// var config = new ApplicationConfiguration()
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// {
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// ApplicationName = application.ApplicationName,
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@@ -127,33 +129,60 @@ public partial class OpcUaImportDialogViewModel : ObservableObject
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null);
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*/
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// 1. 创建应用程序配置
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var application = new ApplicationInstance
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{
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ApplicationName = "OpcUADemoClient",
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ApplicationType = ApplicationType.Client,
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ConfigSectionName = "Opc.Ua.Client"
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};
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{
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ApplicationName = "OpcUADemoClient",
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ApplicationType = ApplicationType.Client,
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ConfigSectionName = "Opc.Ua.Client"
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};
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var config = new ApplicationConfiguration()
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{
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ApplicationName = application.ApplicationName,
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ApplicationUri = $"urn:{System.Net.Dns.GetHostName()}:OpcUADemoClient",
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ApplicationType = application.ApplicationType,
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SecurityConfiguration = new SecurityConfiguration
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{
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ApplicationCertificate = new CertificateIdentifier { StoreType = "Directory", StorePath = "%CommonApplicationData%/OPC Foundation/CertificateStores/MachineDefault", SubjectName = application.ApplicationName },
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TrustedIssuerCertificates = new CertificateTrustList { StoreType = "Directory", StorePath = "%CommonApplicationData%/OPC Foundation/CertificateStores/UA Certificate Authorities" },
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TrustedPeerCertificates = new CertificateTrustList { StoreType = "Directory", StorePath = "%CommonApplicationData%/OPC Foundation/CertificateStores/UA Applications" },
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RejectedCertificateStore = new CertificateTrustList { StoreType = "Directory", StorePath = "%CommonApplicationData%/OPC Foundation/CertificateStores/RejectedCertificates" },
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AutoAcceptUntrustedCertificates = true // 自动接受不受信任的证书 (仅用于测试)
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},
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TransportQuotas = new TransportQuotas { OperationTimeout = 15000 },
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ClientConfiguration = new ClientConfiguration { DefaultSessionTimeout = 60000 },
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TraceConfiguration = new TraceConfiguration { OutputFilePath = "./Logs/OpcUaClient.log", DeleteOnLoad = true, TraceMasks = Utils.TraceMasks.Error | Utils.TraceMasks.Security }
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};
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{
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ApplicationName = application.ApplicationName,
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ApplicationUri = $"urn:{System.Net.Dns.GetHostName()}:OpcUADemoClient",
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ApplicationType = application.ApplicationType,
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SecurityConfiguration = new SecurityConfiguration
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{
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ApplicationCertificate = new CertificateIdentifier
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{
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StoreType = "Directory",
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StorePath
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= "%CommonApplicationData%/OPC Foundation/CertificateStores/MachineDefault",
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SubjectName = application.ApplicationName
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},
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TrustedIssuerCertificates
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= new CertificateTrustList
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{
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StoreType = "Directory",
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StorePath
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= "%CommonApplicationData%/OPC Foundation/CertificateStores/UA Certificate Authorities"
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},
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TrustedPeerCertificates
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= new CertificateTrustList
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{
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StoreType = "Directory",
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StorePath
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= "%CommonApplicationData%/OPC Foundation/CertificateStores/UA Applications"
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},
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RejectedCertificateStore
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= new CertificateTrustList
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{
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StoreType = "Directory",
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StorePath
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= "%CommonApplicationData%/OPC Foundation/CertificateStores/RejectedCertificates"
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},
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AutoAcceptUntrustedCertificates = true // 自动接受不受信任的证书 (仅用于测试)
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},
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TransportQuotas = new TransportQuotas { OperationTimeout = 15000 },
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ClientConfiguration = new ClientConfiguration { DefaultSessionTimeout = 60000 },
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TraceConfiguration = new TraceConfiguration
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{
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OutputFilePath = "./Logs/OpcUaClient.log", DeleteOnLoad = true,
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TraceMasks = Utils.TraceMasks.Error | Utils.TraceMasks.Security
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}
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};
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application.ApplicationConfiguration = config;
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// 验证并检查证书
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@@ -162,7 +191,7 @@ public partial class OpcUaImportDialogViewModel : ObservableObject
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// 2. 查找并选择端点 (将 useSecurity 设置为 false 以进行诊断)
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var selectedEndpoint = CoreClientUtils.SelectEndpoint(EndpointUrl, false);
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_session = await Session.Create(
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config,
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new ConfiguredEndpoint(null, selectedEndpoint, EndpointConfiguration.Create(config)),
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@@ -183,6 +212,7 @@ public partial class OpcUaImportDialogViewModel : ObservableObject
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NotificationHelper.ShowError($"连接 OPC UA 服务器失败: {EndpointUrl} - {ex.Message}", ex);
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}
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}
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/// <summary>
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/// 处理来自服务器的数据变化通知
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/// </summary>
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@@ -190,7 +220,8 @@ public partial class OpcUaImportDialogViewModel : ObservableObject
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{
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foreach (var value in item.DequeueValues())
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{
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Console.WriteLine($"[通知] {item.DisplayName}: {value.Value} | 时间戳: {value.SourceTimestamp.ToLocalTime()} | 状态: {value.StatusCode}");
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Console.WriteLine(
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$"[通知] {item.DisplayName}: {value.Value} | 时间戳: {value.SourceTimestamp.ToLocalTime()} | 状态: {value.StatusCode}");
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}
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}
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@@ -309,13 +340,42 @@ public partial class OpcUaImportDialogViewModel : ObservableObject
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// 如果是变量，添加到右侧列表
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if (nodeType == NodeType.Variable)
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{
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// Read the DataType attribute
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ReadValueId readValueId = new ReadValueId
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{
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NodeId = opcUaNode.NodeId,
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AttributeId = Attributes.DataType,
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// You might need to specify IndexRange and DataEncoding if dealing with arrays or specific encodings
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};
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DataValueCollection results;
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DiagnosticInfoCollection diagnosticInfos;
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_session.Read(
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null, // RequestHeader
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0, // MaxAge
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TimestampsToReturn.Source,
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new ReadValueIdCollection { readValueId },
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out results,
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out diagnosticInfos
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);
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string dataType = string.Empty;
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if (results != null && results.Count > 0 && results[0].Value != null)
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{
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// Convert the NodeId of the DataType to a readable string
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NodeId dataTypeNodeId = (NodeId)results[0].Value;
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dataType = _session.NodeCache.GetDisplayText(dataTypeNodeId);
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}
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SelectedNodeVariables.Add(new VariableData
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{
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Name = opcUaNode.DisplayName,
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NodeId = opcUaNode.NodeId.ToString(),
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OpcUaNodeId = opcUaNode.NodeId.ToString(),
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ProtocolType = ProtocolType.OpcUA,
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IsActive = true // 默认选中
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IsActive = true, // Default selected
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DataType = dataType // Assign the read DataType
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});
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}
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}
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@@ -335,6 +395,6 @@ public partial class OpcUaImportDialogViewModel : ObservableObject
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public ObservableCollection<VariableData> GetSelectedVariables()
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{
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return new ObservableCollection<VariableData>(SelectedNodeVariables.Where(v => v.IsActive));
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return new ObservableCollection<VariableData>(SelectedVariables);
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}
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}
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}
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