//lights sounds aurostart wokwi ligyts sounds no toggle

int leds[] = {3, 4, 5, 6, 7, 8, 9, 10, 11, 12}; // array to store the LED pins
int numLeds = 10; // number of LEDs in the array
unsigned long lastTime = 0; // variable to store the last time the LEDs were updated
unsigned long interval = 200; // interval for updating the LEDs (in milliseconds)
int sound = 13;

void setup() {
  // initialize the LED pins as outputs
  for (int i = 0; i < numLeds; i++) {
    pinMode(leds[i], OUTPUT);
  }

  // set the switch pin as input without internal pull-up resistor
  pinMode(sound, OUTPUT);
  randomSeed(analogRead(A7));
  digitalWrite(2, HIGH);
}

void loop() {
 
    // check if it's time to update the LEDs
    if (millis() - lastTime >= interval) {
      // randomize the sequence of the LED pins
      for (int i = 0; i < numLeds; i++) {
        int j = random(i, numLeds);
        if (i != j) {
          int temp = leds[i];
          leds[i] = leds[j];
          leds[j] = temp;
        }
      

      // turn on the LEDs in the randomized sequence
      for (int i = 0; i < numLeds; i++) {
        digitalWrite(leds[i], HIGH);
        delay(random(2000, 4001)); // Random delay between 2 to 4 seconds
      }

      // wait 
      delay(10000);
      digitalWrite(sound, HIGH);
      delay(10000);
      digitalWrite(sound, LOW);
      delay(5000);

      // turn off the LEDs in a random sequence
      for (int i = 0; i < numLeds; i++) {
        int j = random(i, numLeds);
        int temp = leds[i];
        leds[i] = leds[j];
        leds[j] = temp;
        digitalWrite(leds[i], LOW);
        delay(random(1000, 3001)); // Random delay between 2 to 4 seconds
      }

      // reset the last update time
      lastTime = millis();
      delay(10000);
    }
  } else {
    // turn off all the LEDs if the switch is not pressed
    for (int i = 0; i < numLeds; i++) {
      digitalWrite(leds[i], LOW);
    }
  }
}