End Broker

PlantBox.Broker/TcpManager.cs

@@ -0,0 +1,98 @@
+using PlantBox.Shared.Communication;
+using PlantBox.Shared.Communication.Commands;
+using System;
+using System.Collections.Generic;
+using System.Net;
+using System.Net.Sockets;
+using System.Text;
+
+namespace PlantBox.Broker
+{
+    abstract class TcpManager
+    {
+        public Broker Broker { get; }
+
+        protected abstract string LogPrefix { get; }
+        protected abstract int ListeningPort { get; }
+
+        private TcpListener _listener;
+
+        public TcpManager(Broker broker)
+        {
+            Log("Initializing...");
+
+            Broker = broker;
+            _listener = new TcpListener(IPAddress.Any, ListeningPort);
+        }
+
+        public void Start()
+        {
+            Log("Starting...");
+
+            _listener.Start();
+
+            Log("Started");
+
+            TcpLoop();
+        }
+
+        private void TcpLoop()
+        {
+            while (Broker.IsRunning)
+            {
+                Log("Waiting client...");
+
+                var client = _listener.AcceptTcpClient();
+
+                Log($"Found client: {client.Client.RemoteEndPoint}");
+
+                ClientLoop(client);
+            }
+        }
+
+        private void ClientLoop(TcpClient client)
+        {
+            var commandStream = new CommandStream(client.GetStream());
+
+            try
+            {
+                while (client.Connected)
+                {
+                    var packet = commandStream.Receive();
+                    Log($"Received command from {client.Client.RemoteEndPoint}");
+                    Log(packet.ToString());
+
+                    switch (packet.Command)
+                    {
+                        case Command.Captors:
+                            CaptorsCommand(commandStream, packet);
+                            break;
+                        case Command.Historic:
+                            HistoricCommand(commandStream, packet);
+                            break;
+                        case Command.Info:
+                            InfoCommand(commandStream, packet);
+                            break;
+                        case Command.Ping:
+                            PingCommand(commandStream, packet);
+                            break;
+                    }
+                }
+            }
+            catch (Exception ex)
+            {
+                Log($"Client disconnected: {ex.Message}");
+            }
+        }
+
+        protected void Log(string message)
+        {
+            Console.WriteLine($"[{LogPrefix}] {message}");
+        }
+
+        protected abstract void CaptorsCommand(CommandStream commandStream, CommandPacket packet);
+        protected abstract void HistoricCommand(CommandStream commandStream, CommandPacket packet);
+        protected abstract void InfoCommand(CommandStream commandStream, CommandPacket packet);
+        protected abstract void PingCommand(CommandStream commandStream, CommandPacket packet);
+    }
+}