int LED1 = 8;
int LED2 = 9;
int button = 10;

boolean LED1State = false;
boolean LED2State = false;

boolean buttonActive = false;
boolean longPressActive = false;

unsigned long buttonTimer = 0;
unsigned long longPressTime = 1000;

void setup() {
  Serial.begin(115200);

  pinMode(LED1, OUTPUT);
  pinMode(LED2, OUTPUT);
  pinMode(button, INPUT);

}

void loop() {
  if (digitalRead(button) == HIGH) {

    if (buttonActive == false) {

      buttonActive = true;
      buttonTimer = millis();

    }

    if ((millis() - buttonTimer > longPressTime) && (longPressActive == false)) {

      longPressActive = true;
      LED1State = !LED1State;
      digitalWrite(LED1, LED1State);
      Serial.println(LED1State);
    }

  } else {

    if (buttonActive == true) {

      if (longPressActive == true) {

        longPressActive = false;

      } else {

        LED2State = !LED2State;
        digitalWrite(LED2, LED2State);
        Serial.println(LED2State);

      }

      buttonActive = false;

    }

  }

}