1 feat: 重构数据加载完成事件的处理机制

2
    3 - 从IDataLoaderService接口中移除OnLoadDataCompleted事件
    4 - 在IEventService接口中新增OnLoadDataCompleted事件和RaiseLoadDataCompleted方法
    5 - 在EventService实现类中实现数据加载完成事件的触发功能
    6 - 修改DataLoaderService不再直接触发事件，而是通过IEventService来触发
    7 - 更新MQTT、OPC UA和S7后台服务以订阅事件服务中的数据加载完成事件
    8 - 修改数据加载完成事件的监听方式，统一使用事件服务进行管理
    9
   10 此重构改进了事件处理的架构设计，使事件管理更加集中和一致。

DMS.Infrastructure/Services/Mqtt/MqttBackgroundService.cs

@@ -16,6 +16,7 @@ namespace DMS.Infrastructure.Services.Mqtt
     {
         private readonly ILogger<MqttBackgroundService> _logger;
         private readonly IMqttServiceManager _mqttServiceManager;
+        private readonly IEventService _eventService;
         private readonly IAppDataStorageService _appDataStorageService;
         private readonly IAppDataCenterService _appDataCenterService;
         private readonly ConcurrentDictionary<int, MqttServer> _mqttServers;
@@ -24,16 +25,18 @@ namespace DMS.Infrastructure.Services.Mqtt
         public MqttBackgroundService(
             ILogger<MqttBackgroundService> logger,
             IMqttServiceManager mqttServiceManager,
+            IEventService eventService,
             IAppDataStorageService appDataStorageService,
             IAppDataCenterService appDataCenterService)
         {
             _logger = logger ?? throw new ArgumentNullException(nameof(logger));
             _mqttServiceManager = mqttServiceManager ?? throw new ArgumentNullException(nameof(mqttServiceManager));
+            _eventService = eventService;
             _appDataStorageService = appDataStorageService;
             _appDataCenterService = appDataCenterService ?? throw new ArgumentNullException(nameof(appDataCenterService));
             _mqttServers = new ConcurrentDictionary<int, MqttServer>();
 
-            _appDataCenterService.DataLoaderService.OnLoadDataCompleted += OnLoadDataCompleted;
+            _eventService.OnLoadDataCompleted += OnLoadDataCompleted;
         }
 
         private void OnLoadDataCompleted(object? sender, DataLoadCompletedEventArgs e)
@@ -250,7 +253,7 @@ namespace DMS.Infrastructure.Services.Mqtt
         {
             _logger.LogInformation("正在释放MQTT后台服务资源...");
             
-            _appDataCenterService.DataLoaderService.OnLoadDataCompleted -= OnLoadDataCompleted;
+            _eventService.OnLoadDataCompleted -= OnLoadDataCompleted;
             _reloadSemaphore?.Dispose();
             
             base.Dispose();

DMS.Infrastructure/Services/OpcUa/OptimizedOpcUaBackgroundService.cs

@@ -23,6 +23,7 @@ namespace DMS.Infrastructure.Services.OpcUa
         public OptimizedOpcUaBackgroundService(
             IAppDataCenterService appDataCenterService,
             IAppDataStorageService appDataStorageService,
+            IEventService eventService,
             IOpcUaServiceManager opcUaServiceManager,
             ILogger<OptimizedOpcUaBackgroundService> logger)
         {
@@ -30,8 +31,8 @@ namespace DMS.Infrastructure.Services.OpcUa
             _appDataStorageService = appDataStorageService;
             _opcUaServiceManager = opcUaServiceManager ?? throw new ArgumentNullException(nameof(opcUaServiceManager));
             _logger = logger ?? throw new ArgumentNullException(nameof(logger));
-
-            _appDataCenterService.DataLoaderService.OnLoadDataCompleted += OnLoadDataCompleted;
+            _eventService = eventService;
+            _eventService.OnLoadDataCompleted += OnLoadDataCompleted;
         }
 
 
@@ -146,7 +147,7 @@ namespace DMS.Infrastructure.Services.OpcUa
         {
             _logger.LogInformation("正在释放OPC UA后台服务资源...");
             
-            _appDataCenterService.DataLoaderService.OnLoadDataCompleted -= OnLoadDataCompleted;
+            _eventService.OnLoadDataCompleted -= OnLoadDataCompleted;
             _reloadSemaphore?.Dispose();
             
             base.Dispose();

DMS.Infrastructure/Services/S7/OptimizedS7BackgroundService.cs

@@ -51,7 +51,7 @@ public class OptimizedS7BackgroundService : BackgroundService
         _s7ServiceManager = s7ServiceManager;
         _logger = logger;
 
-        _appDataCenterService.DataLoaderService.OnLoadDataCompleted += OnLoadDataCompleted;
+        _eventService.OnLoadDataCompleted += OnLoadDataCompleted;
         
     }