千问写完触发器功能，错误未修复

DMS.WPF/Services/DataEventService.cs

@@ -5,6 +5,7 @@ using CommunityToolkit.Mvvm.Messaging;
 using DMS.Application.DTOs;
 using DMS.Application.DTOs.Events;
 using DMS.Application.Interfaces;
+using DMS.Application.Services.Triggers; // 添加触发器服务引用
 using DMS.Core.Enums;
 using DMS.Core.Models;
 using DMS.Message;
@@ -22,19 +23,23 @@ public class DataEventService : IDataEventService
     private readonly IDataStorageService _dataStorageService;
     private readonly IAppDataCenterService _appDataCenterService;
     private readonly IWPFDataService _wpfDataService;
+    private readonly ITriggerEvaluationService _triggerEvaluationService; // 新增依赖
 
     /// <summary>
     /// DataEventService类的构造函数。
     /// </summary>
-    public DataEventService(IMapper mapper,IDataStorageService dataStorageService, 
-        IAppDataCenterService appDataCenterService,IWPFDataService wpfDataService 
+    public DataEventService(IMapper mapper,
+        IDataStorageService dataStorageService, 
+        IAppDataCenterService appDataCenterService,
+        IWPFDataService wpfDataService,
+        ITriggerEvaluationService triggerEvaluationService // 新增参数
        )
     {
         _mapper = mapper;
         _dataStorageService = dataStorageService;
         _appDataCenterService = appDataCenterService;
         _wpfDataService = wpfDataService;
-      
+        _triggerEvaluationService = triggerEvaluationService; // 赋值
         
         // 监听变量值变更事件
         _appDataCenterService.VariableManagementService.OnVariableValueChanged += OnVariableValueChanged;
@@ -60,7 +65,7 @@ public class DataEventService : IDataEventService
     /// <summary>
     /// 处理变量值变更事件。
     /// </summary>
-    private void OnVariableValueChanged(object? sender, VariableValueChangedEventArgs e)
+    private async void OnVariableValueChanged(object? sender, VariableValueChangedEventArgs e) // 改为 async void 以便调用 await
     {
         // 在UI线程上更新变量值
         App.Current.Dispatcher.BeginInvoke(new Action(() =>
@@ -74,6 +79,27 @@ public class DataEventService : IDataEventService
                 variableToUpdate.UpdatedAt = e.UpdateTime;
             }
         }));
+
+        // 在后台线程上调用触发器评估服务
+        // 使用 Task.Run 将其放到线程池线程上执行，避免阻塞 UI 线程
+        // 注意：这里调用的是 Fire-and-forget，因为我们不等待结果。
+        // 如果将来需要处理执行结果或错误，可以考虑使用 async Task 并在适当的地方等待。
+        _ = Task.Run(async () =>
+        {
+            try
+            {
+                await _triggerEvaluationService.EvaluateTriggersAsync(e.VariableId, e.NewValue);
+            }
+            catch (Exception ex)
+            {
+                // Log the exception appropriately.
+                // Since this is fire-and-forget, we must handle exceptions internally.
+                // You might have a logging service injected or use a static logger.
+                // For now, let's assume a static logger or inline comment.
+                System.Diagnostics.Debug.WriteLine($"Error evaluating triggers for variable {e.VariableId}: {ex}");
+                // Consider integrating with your logging framework (e.g., NLog) here.
+            }
+        });
     }