搭建消息告警模块以及跨网推送服务，支持企微，飞书，钉钉通知

IOT_API/Services/TemperatureBoxSimulator.cs

@@ -1,5 +1,7 @@
+using Model.Dto.Inspection;
 using Model.Entity.Inspection;
 using ORM;
+using Service.Interface;
 
 namespace WebAPI.Services
 {
@@ -22,9 +24,11 @@ namespace WebAPI.Services
         }
 
         private readonly Dictionary<string, BoxState> _states = new();
+        private readonly IServiceScopeFactory _scopeFactory;
 
-        public TemperatureBoxSimulator()
+        public TemperatureBoxSimulator(IServiceScopeFactory scopeFactory)
         {
+            _scopeFactory = scopeFactory;
             for (int i = 1; i <= DeviceCount; i++)
             {
                 _states[$"BOX-{i:D3}"] = new BoxState();
@@ -39,6 +43,7 @@ namespace WebAPI.Services
                 {
                     var now = DateTime.Now;
                     var batch = new List<TemperatureBoxDataEntity>(DeviceCount);
+                    var alarmDevices = new List<(string Code, double Temp)>();
 
                     foreach (var kv in _states)
                     {
@@ -48,6 +53,10 @@ namespace WebAPI.Services
                         s.Humidity = Math.Clamp(s.Humidity + (Rnd.NextDouble() - 0.5) * 3, 20, 90);
 
                         bool alarm = s.Temperature >= AlarmTemp;
+                        if (alarm)
+                        {
+                            alarmDevices.Add((kv.Key, Math.Round(s.Temperature, 1)));
+                        }
                         batch.Add(new TemperatureBoxDataEntity
                         {
                             DeviceCode = kv.Key,
@@ -62,6 +71,30 @@ namespace WebAPI.Services
 
                     // 批量插入
                     await SqlSugarContext.DbContext.Insertable(batch).ExecuteCommandAsync();
+
+                    // 报警设备上报告警中心（告警中心内部有 5 分钟合并窗口，不会每秒重复建告警）
+                    if (alarmDevices.Count > 0)
+                    {
+                        // 单例 HostedService 不能直接注入 Scoped 服务，按批次创建作用域解析
+                        using var scope = _scopeFactory.CreateScope();
+                        var alertCenter = scope.ServiceProvider.GetRequiredService<IAlertCenterService>();
+                        foreach (var (code, temp) in alarmDevices)
+                        {
+                            await alertCenter.RaiseAsync(new AlertRaiseDto
+                            {
+                                Source = AlertSourceEnum.Collection,
+                                DeviceCode = code,
+                                DeviceName = $"温度箱 {code}",
+                                DeviceType = "TemperatureBox",
+                                Metric = "Temperature",
+                                AlertType = AlertTypeEnum.ThresholdExceed,
+                                AlertLevel = AlertLevelEnum.Urgent,
+                                CurrentValue = temp,
+                                ThresholdValue = AlarmTemp,
+                                Content = $"温度箱 {code} 温度超限：当前 {temp}℃ ≥ 报警阈值 {AlarmTemp}℃"
+                            });
+                        }
+                    }
                 }
                 catch (Exception ex)
                 {