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DouyinApi.Extensions/HostedService/Job2TimedService.cs

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+using DouyinApi.Common;
+using Microsoft.Extensions.Hosting;
+using System;
+using System.Threading;
+using System.Threading.Tasks;
+
+namespace DouyinApi.Extensions
+{
+    public class Job2TimedService : IHostedService, IDisposable
+    {
+        private Timer _timer;
+
+        // 这里可以注入
+        public Job2TimedService()
+        {
+        }
+
+        public Task StartAsync(CancellationToken cancellationToken)
+        {
+            Console.WriteLine("Job 2 is starting.");
+
+            _timer = new Timer(DoWork, null, TimeSpan.Zero,
+                TimeSpan.FromSeconds(60 * 60 * 2));//两个小时
+
+            return Task.CompletedTask;
+        }
+
+        private void DoWork(object state)
+        {
+            ConsoleHelper.WriteWarningLine($"Job 2： {DateTime.Now}");
+        }
+
+        public Task StopAsync(CancellationToken cancellationToken)
+        {
+            Console.WriteLine("Job 2 is stopping.");
+
+            _timer?.Change(Timeout.Infinite, 0);
+
+            return Task.CompletedTask;
+        }
+
+        public void Dispose()
+        {
+            _timer?.Dispose();
+        }
+    }
+}