// Define the pins for the LEDs and the button
const int ledPin1 = D0;
const int ledPin2 = D7;
const int buttonPin = D1;

// Variables to store the state of the button and LEDs
int buttonState = HIGH; // current state of the button
int lastButtonState = HIGH; // previous state of the button
bool ledState1 = false; // current state of the first LED
bool ledState2 = false; // current state of the second LED

// Variable to store the last time the button was pressed
unsigned long lastDebounceTime = 0;
unsigned long debounceDelay = 50; // debounce time in milliseconds

void setup() {
  // Initialize the LED pins as outputs
  pinMode(ledPin1, OUTPUT);
  pinMode(ledPin2, OUTPUT);
  // Initialize the button pin as an input
  pinMode(buttonPin, INPUT_PULLUP);
  // Set the initial state of the LEDs
  digitalWrite(ledPin1, LOW);
  digitalWrite(ledPin2, LOW);
}

void loop() {
  // Read the state of the button
  int reading = digitalRead(buttonPin);

  // Check if the button state has changed
  if (reading != lastButtonState) {
    // Reset the debounce timer
    lastDebounceTime = millis();
  }

  // If enough time has passed, consider it a valid button press
  if (millis() - lastDebounceTime > debounceDelay) {
    // If the button state has changed, update the button state
    if (reading != buttonState) {
      buttonState = reading;
      // If the button is pressed, toggle the LEDs
      if (buttonState == LOW) {
        ledState1 = !ledState1;
        ledState2 = !ledState2;
        digitalWrite(ledPin1, ledState1 ? HIGH : LOW);
        digitalWrite(ledPin2, ledState2 ? HIGH : LOW);
      }
    }
  }

  // Save the current button state for comparison
  lastButtonState = reading;
}