total reframe with classes

src/engine.h

@@ -0,0 +1,33 @@
+#ifndef ENGINE_H
+#define ENGINE_H
+
+#include <Arduino.h>
+#include "ball.h"
+#include "paddle.h"
+#include "config.h"
+
+enum EngineEvents : uint8_t {NONE, P1SCORE, P2SCORE, P1_COLLISION, P2_COLLISION, WALL_COLLISION};
+
+class Engine {
+
+  private:
+    Paddle& _p1;
+    Paddle& _p2;
+    Ball& _ball;
+    uint8_t _hits;
+    EngineEvents _event= NONE;
+
+    bool _check_pad_ball_collision(Paddle &p);
+    void _print_score();
+
+  public:
+    // inizialize Engine constructor, linking all args with private args
+    Engine(Paddle &p_one, Paddle &p_two, Ball &ball)
+        : _p1(p_one), _p2(p_two), _ball(ball) {}
+
+    void run(uint8_t &ball_delay);
+    EngineEvents get_event();
+    void reset();
+};
+
+#endif