Added TPS

src/es/mesacarlos/webconsole/websocket/command/TpsCommand.java

@@ -0,0 +1,47 @@
+package es.mesacarlos.webconsole.websocket.command;
+
+//------------------------------
+//
+// This class was developed by Rafael K.
+// On 1/8/2022 at 10:22 PM
+// In the project WebConsole
+//
+//------------------------------
+
+import es.mesacarlos.webconsole.util.Internationalization;
+import es.mesacarlos.webconsole.websocket.WSServer;
+import es.mesacarlos.webconsole.websocket.response.Tps;
+import org.java_websocket.WebSocket;
+
+import java.lang.reflect.Field;
+import java.lang.reflect.InvocationTargetException;
+import java.lang.reflect.Method;
+
+public class TpsCommand implements WSCommand {
+
+    @Override
+    public void execute(WSServer wsServer, WebSocket conn, String params) {
+        try {
+            double tps = getTps()[0];
+            wsServer.sendToClient(conn, new Tps(Internationalization.getPhrase("tps-message", tps), tps));
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+    }
+
+    /**
+     * @return Current server Tps
+     */
+    public double[] getTps() throws ClassNotFoundException, NoSuchMethodException, InvocationTargetException, IllegalAccessException, NoSuchFieldException {
+        Class<?> minecraftServerClass = Class.forName("net.minecraft.server.MinecraftServer");
+        Method getServerMethod = minecraftServerClass.getDeclaredMethod("getServer");
+        Object serverInstance = getServerMethod.invoke(null);
+        Field recentTpsField = serverInstance.getClass().getField("recentTps");
+        double[] recentTps = (double[]) recentTpsField.get(serverInstance);
+        for (int i = 0; i < recentTps.length; i++) {
+            recentTps[i] = Math.round(recentTps[i]);
+        }
+        return recentTps;
+    }
+
+}