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();
+        }
+    }
+}

WarhoundConsole/Program.cs

@@ -1,9 +1,11 @@
 
+using System.Diagnostics;
+
 namespace WarhoundConsole
 {
     public class Program
     {
-        public static void Main(string[] args)
+        public static int Main(string[] args)
         {
             try
             {
@@ -12,12 +14,53 @@ namespace WarhoundConsole
             catch (Exception e)
             {
                 Console.WriteLine(e);
+                return -1;
             }
+
+            return 0;
         }
 
         private static void MainInternal(string[] args)
         {
+            Singleton.I.Initialize(new());
 
+            var jobs = new List<Job>();
+
+            var sw = Stopwatch.StartNew();
+            while (!Singleton.I.ExitRequested)
+            {
+                try
+                {
+                    sw.Restart();
+                    foreach (var job in jobs)
+                    {
+                        _ = job.TryExecute();
+                    }
+                    sw.Stop();
+
+                    const int targetFrameTimeMs = 10;
+                    if (sw.Elapsed.Milliseconds < targetFrameTimeMs)
+                    {
+                        Thread.Sleep(targetFrameTimeMs - sw.Elapsed.Milliseconds);
+                    }
+                }
+                catch (Exception e)
+                {
+                    Console.WriteLine(e);
+                }
+            }
+
+            foreach (var job in jobs)
+            {
+                job.Wait();
+            }
+
+            Shutdown();
+        }
+
+        private static void Shutdown()
+        {
+            // DO SOMETHING
         }
     }
 }

WarhoundConsole/Singleton.cs

@@ -0,0 +1,57 @@
+namespace WarhoundConsole
+{
+    public sealed class Singleton
+    {
+        public sealed class InitializeParams
+        {
+            // FILL SOMETHING
+        }
+
+        public static Singleton I => i ??= new();
+        private static Singleton? i = null;
+
+        private bool isInitialized;
+
+        public bool ExitRequested { get; private set; }
+
+        private Singleton()
+        {
+            this.isInitialized = false;
+            this.ExitRequested = false;
+        }
+
+        public bool Initialize(InitializeParams initializeParams)
+        {
+            try
+            {
+                if (this.isInitialized)
+                {
+                    throw new InvalidOperationException("이미 초기화된 싱글톤");
+                }
+
+                if (initializeParams == null)
+                {
+                    throw new ArgumentNullException(nameof(initializeParams));
+                }
+
+                this.InitializeInternal(initializeParams);
+            }
+            finally
+            {
+                this.isInitialized = true;
+            }
+
+            return true;
+        }
+
+        private void InitializeInternal(InitializeParams initializeParams)
+        {
+            // DO SOMETHING
+        }
+
+        public void Exit()
+        {
+            this.ExitRequested = true;
+        }
+    }
+}