const int LED_PIN[] = {2, 3, 4, 5, 6, 7, 8, 9, 10};
const int BGG_PIN = 11;
const int BG_PIN = 12;
const int BD_PIN = 13;
const int BDD_PIN = A0;

volatile bool direction = true;  // true: left to right, false: right to left
volatile unsigned int speed = 200;  // Delay between LED transitions
volatile bool updateSpeed = false;

void setup() {
  Serial.begin(9600); // Initialisation de la communication série pour le débogage
  for (int i = 0; i < 9; i++) {
    pinMode(LED_PIN[i], OUTPUT);
    digitalWrite(LED_PIN[i], LOW);
  }

  pinMode(BGG_PIN, INPUT_PULLUP);
  pinMode(BG_PIN, INPUT_PULLUP);
  pinMode(BD_PIN, INPUT_PULLUP);
  pinMode(BDD_PIN, INPUT_PULLUP);

  attachInterrupt(digitalPinToInterrupt(BGG_PIN), slowDown, FALLING);
  attachInterrupt(digitalPinToInterrupt(BG_PIN), moveLeft, FALLING);
  attachInterrupt(digitalPinToInterrupt(BD_PIN), moveRight, FALLING);
  attachInterrupt(digitalPinToInterrupt(BDD_PIN), speedUp, FALLING);
}

void loop() {
  if (direction) {
    for (int i = 0; i < 9; i++) {
      digitalWrite(LED_PIN[i], HIGH);
      delay(speed);
      digitalWrite(LED_PIN[i], LOW);
    }
  } else {
    for (int i = 8; i >= 0; i--) {
      digitalWrite(LED_PIN[i], HIGH);
      delay(speed);
      digitalWrite(LED_PIN[i], LOW);
    }
  }
}

void moveLeft() {
  Serial.println("Direction: Gauche"); // Débogage
  direction = false;
}

void moveRight() {
  Serial.println("Direction: Droite"); // Débogage
  direction = true;
}

void speedUp() {
  if (speed > 50) {  // Minimum speed limit
    speed -= 50;
    Serial.print("Speed Up: "); // Débogage
    Serial.println(speed); // Débogage
  }
}

void slowDown() {
  if (speed < 1000) {  // Maximum speed limit
    speed += 50;
    Serial.print("Slow Down: "); // Débogage
    Serial.println(speed); // Débogage
  }
}


/*
const int LED_PIN[] = {2, 3, 4, 5, 6, 7, 8, 9, 10};
const int BGG_PIN = 11;
const int BDD_PIN = 12;

volatile unsigned int speed = 200;  // Delay between LED transitions
volatile bool updateSpeed = false;
volatile bool speedUpPressed = false;
volatile bool slowDownPressed = false;

void setup() {
  for (int i = 0; i < 9; i++) {
    pinMode(LED_PIN[i], OUTPUT);
    digitalWrite(LED_PIN[i], LOW);
  }

  pinMode(BGG_PIN, INPUT_PULLUP);
  pinMode(BDD_PIN, INPUT_PULLUP);

  attachInterrupt(digitalPinToInterrupt(BGG_PIN), slowDown, FALLING);
  attachInterrupt(digitalPinToInterrupt(BDD_PIN), speedUp, FALLING);
  attachInterrupt(digitalPinToInterrupt(BGG_PIN), releaseSlowDown, RISING);
  attachInterrupt(digitalPinToInterrupt(BDD_PIN), releaseSpeedUp, RISING);
}

void loop() {
  for (int i = 0; i < 9; i++) {
    digitalWrite(LED_PIN[i], HIGH);
    delay(speed);
    digitalWrite(LED_PIN[i], LOW);
  }

  for (int i = 8; i >= 0; i--) {
    digitalWrite(LED_PIN[i], HIGH);
    delay(speed);
    digitalWrite(LED_PIN[i], LOW);
  }
}

void speedUp() {
  if (!speedUpPressed) {
    if (speed > 50) {  // Minimum speed limit
      speed -= 50;
    }
    speedUpPressed = true;
  }
}

void slowDown() {
  if (!slowDownPressed) {
    if (speed < 1000) {  // Maximum speed limit
      speed += 50;
    }
    slowDownPressed = true;
  }
}

void releaseSpeedUp() {
  speedUpPressed = false;
}

void releaseSlowDown() {
  slowDownPressed = false;
}

const int LED_PIN[] = {2, 3, 4, 5, 6, 7, 8, 9, 10};
const int BGG_PIN = 11;
const int BDD_PIN = 12;
const int BG_PIN = 13;
const int BD_PIN = A0;

volatile unsigned int speed = 200;  // Delay between LED transitions
volatile bool updateSpeed = false;
volatile bool direction = true;  // true: left to right, false: right to left
volatile bool speedUpPressed = false;
volatile bool slowDownPressed = false;

void setup() {
  for (int i = 0; i < 9; i++) {
    pinMode(LED_PIN[i], OUTPUT);
    digitalWrite(LED_PIN[i], LOW);
  }

  pinMode(BGG_PIN, INPUT_PULLUP);
  pinMode(BDD_PIN, INPUT_PULLUP);
  pinMode(BG_PIN, INPUT_PULLUP);
  pinMode(BD_PIN, INPUT_PULLUP);

  attachInterrupt(digitalPinToInterrupt(BGG_PIN), slowDown, FALLING);
  attachInterrupt(digitalPinToInterrupt(BDD_PIN), speedUp, FALLING);
  attachInterrupt(digitalPinToInterrupt(BGG_PIN), releaseSlowDown, RISING);
  attachInterrupt(digitalPinToInterrupt(BDD_PIN), releaseSpeedUp, RISING);
  attachInterrupt(digitalPinToInterrupt(BG_PIN), moveLeft, CHANGE);
  attachInterrupt(digitalPinToInterrupt(BD_PIN), moveRight, CHANGE);
}

void loop() {
  if (direction) {
    for (int i = 0; i < 9; i++) {
      digitalWrite(LED_PIN[i], HIGH);
      delay(speed);
      digitalWrite(LED_PIN[i], LOW);
    }
  } else {
    for (int i = 8; i >= 0; i--) {
      digitalWrite(LED_PIN[i], HIGH);
      delay(speed);
      digitalWrite(LED_PIN[i], LOW);
    }
  }
}

void speedUp() {
  if (!speedUpPressed) {
    if (speed > 50) {  // Minimum speed limit
      speed -= 50;
    }
    speedUpPressed = true;
  }
}

void slowDown() {
  if (!slowDownPressed) {
    if (speed < 1000) {  // Maximum speed limit
      speed += 50;
    }
    slowDownPressed = true;
  }
}

void releaseSpeedUp() {
  speedUpPressed = false;
}

void releaseSlowDown() {
  slowDownPressed = false;
}

void moveLeft() {
  direction = false;  // Change direction to right to left
}

void moveRight() {
  direction = true;  // Change direction to left to right
}
*/