报警记录处理过程

ZR.Service/mes/andon/ScheduledBackgroundService.cs

@@ -0,0 +1,61 @@
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.Hosting;
+using Microsoft.Extensions.Logging;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading;
+using System.Threading.Tasks;
+
+namespace ZR.Service.mes.andon
+{
+    public class ScheduledBackgroundService:BackgroundService
+    {
+        private readonly ILogger<ScheduledBackgroundService> _logger;
+        private readonly IServiceScopeFactory _scopeFactory;
+        private readonly TimeSpan _interval = TimeSpan.FromMinutes(5);
+
+        public ScheduledBackgroundService(
+            ILogger<ScheduledBackgroundService> logger,
+            IServiceScopeFactory scopeFactory)
+        {
+            _logger = logger;
+            _scopeFactory = scopeFactory;
+        }
+
+        protected override async Task ExecuteAsync(CancellationToken stoppingToken)
+        {
+            _logger.LogInformation($"定时后台服务启动，执行间隔: {_interval.TotalMinutes}分钟");
+
+            // 延迟启动，等待应用完全初始化
+            await Task.Delay(TimeSpan.FromSeconds(10), stoppingToken);
+
+            while (!stoppingToken.IsCancellationRequested)
+            {
+                try
+                {
+                    _logger.LogInformation($"开始执行定时任务: {DateTime.Now:HH:mm:ss}");
+
+                    //// 使用 Scope 获取 Scoped 服务
+                    //using (var scope = _scopeFactory.CreateScope())
+                    //{
+                    //    var myService = scope.ServiceProvider.GetRequiredService<IMyBusinessService>();
+                    //    await myService.ProcessDataAsync();
+                    //}
+
+                    _logger.LogInformation($"定时任务完成");
+                }
+                catch (Exception ex)
+                {
+                    _logger.LogError(ex, "定时任务执行异常");
+                }
+
+                // 等待指定间隔
+                await Task.Delay(_interval, stoppingToken);
+            }
+
+            _logger.LogInformation("定时后台服务停止");
+        }
+    }
+}