refactoring: removed external dependencies from server, removed webhooks from server

Ragon.Server.WebSocketServer/Sources/Executor/Executor.cs

@@ -0,0 +1,76 @@
+/*
+ * Copyright 2023 Eduard Kargin <kargin.eduard@gmail.com>
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+using System.Threading.Channels;
+
+namespace Ragon.Server.IO;
+
+public class Executor : TaskScheduler, IExecutor
+{
+  private readonly ChannelReader<Task> _reader;
+  private readonly ChannelWriter<Task> _writer;
+  private readonly Queue<Task> _pendingTasks;
+  private readonly TaskFactory _taskFactory;
+
+  public Task Run(Action action, TaskCreationOptions task = TaskCreationOptions.None)
+  {
+    return _taskFactory.StartNew(action, task);
+  }
+
+  public Executor()
+  {
+    var channel = Channel.CreateUnbounded<Task>(new UnboundedChannelOptions()
+    {
+      SingleReader = true, 
+      SingleWriter = true,
+    });
+    
+    _reader = channel.Reader;
+    _writer = channel.Writer;
+
+    _taskFactory = new TaskFactory(this);
+    _pendingTasks = new Queue<Task>();
+  }
+
+  protected override IEnumerable<Task>? GetScheduledTasks()
+  {
+    throw new NotSupportedException();
+  }
+
+  protected override void QueueTask(Task task)
+  {
+    _writer.TryWrite(task);
+  }
+
+  protected override bool TryExecuteTaskInline(Task task, bool taskWasPreviouslyQueued)
+  {
+    return false;
+  }
+
+  public void Update()
+  {
+    while (_reader.TryRead(out var task))
+    {
+      TryExecuteTask(task);
+
+      if (task.Status == TaskStatus.Running)
+        _pendingTasks.Enqueue(task);
+    }
+
+    while (_pendingTasks.TryDequeue(out var task))
+      _writer.TryWrite(task);
+  }
+}