잡 기반 구현

WarhoundConsole/Job.cs

@@ -0,0 +1,61 @@
+namespace WarhoundConsole
+{
+    public abstract class Job
+    {
+        private readonly TimeSpan interval;
+
+        private Task task;
+        private DateTime lastExecutedTime;
+
+        public Job(TimeSpan interval)
+        {
+            if (interval <= TimeSpan.Zero)
+            {
+                throw new ArgumentOutOfRangeException(nameof(interval));
+            }
+
+            this.interval = interval;
+            this.task = Task.CompletedTask;
+            this.lastExecutedTime = DateTime.MinValue;
+        }
+
+        public bool TryExecute()
+        {
+            try
+            {
+                var now = DateTime.Now;
+                if (now - this.lastExecutedTime < this.interval)
+                {
+                    return false;
+                }
+
+                if (!this.task.IsCompleted)
+                {
+                    // 이 경우 로그를 출력하도록 하고, 타이밍을 조절해야한다.
+                    //Console.WriteLine($"Job skipped at {DateTime.Now}");
+                    return false;
+                }
+
+                this.lastExecutedTime = now;
+
+                this.task = Task.Run(async () =>
+                {
+                    await this.Execute();
+                });
+            }
+            catch (Exception e)
+            {
+                Console.WriteLine(e);
+            }
+
+            return true;
+        }
+
+        protected abstract Task Execute();
+
+        public void Wait()
+        {
+            this.task?.Wait();
+        }
+    }
+}