int center = 512;

int pins[] = {11, 10, 9, 6, 5, 3};
int size = 6;
int activePin = 0;
int bright = 0;


void setup() {
  pinMode(11, OUTPUT);
  pinMode(10, OUTPUT);
  pinMode(9, OUTPUT);
  pinMode(6, OUTPUT);
  pinMode(5, OUTPUT);
  pinMode(3, OUTPUT);

  pinMode(2, INPUT_PULLUP);  // Click
  pinMode(A0, INPUT); // Vertical
  pinMode(A1, INPUT); // Horizontal

}

void Reset(){
  static unsigned long timer;
  if ((timer + 50) > millis()) return 0; 
  if(digitalRead(2) == LOW){
    Serial.println(digitalRead(2));
    activePin = 0;
    bright = 250;    
  }
  timer = millis();  
}

void Move(){
  static unsigned long timer;
  if ((timer + 100) > millis()) return 0; 
  if(analogRead(A1) < center && activePin < 6){
    activePin++;
  }
  else if(analogRead(A1) > center && activePin > 0){
    activePin--;
  }
  timer = millis();
}

void Brightness(){
  static unsigned long timer;
  if ((timer + 100) > millis()) return 0; 
  if(analogRead(A0) > center && bright < 250){
    bright += 10;
  }
  else if(analogRead(A0) < center && bright > 0){
    bright -= 10;
  }
  timer = millis();    
}

void loop() {

  for(int i = 0; i < size; i++){
    if(i == activePin){
      analogWrite(pins[i], bright);
    }
    else{
      analogWrite(pins[i], 0);
    }
  }

  Reset();
  Move();
  Brightness();




}