// https://wokwi.com/projects/363256151401922561
// based on https://wokwi.com/projects/363250216927001601
// https://forum.arduino.cc/t/stepper-limit-switch-confusion/1120713


# include <ezButton.h>

ezButton button(7);  // create ezButton object that attach to pin 7;

unsigned buttonDebounceInterval = 2000;  // large delay for detecting differences

// stick-built responsive debounce infrastructure
static unsigned long buttonStateChangeTime = -buttonDebounceInterval; // negative to induce rollover
static uint8_t buttonState = HIGH;

void setup() {
  Serial.begin(9600);
  button.setDebounceTime(buttonDebounceInterval);
  pinMode(12,OUTPUT);
  pinMode(3,OUTPUT);
}

void loop() {
  button.loop(); // MUST call the loop() function first

  // Responsive debounce change detection
  uint8_t buttonTransient = digitalRead(7);
  if (buttonTransient != buttonState && millis() - buttonStateChangeTime >= buttonDebounceInterval) {
    buttonStateChangeTime = millis();
    buttonState = buttonTransient;
    Serial.print("Responsive button changed to ");
    if (buttonState == HIGH) { // rising edge
      Serial.println("UP");
      digitalWrite(3,LOW);

    } else { // falling edge
      Serial.println("DOWN");
      digitalWrite(3,HIGH);
    }
  }

  if (button.isPressed()){
    Serial.println("The ezButton is pressed");
    digitalWrite(12,HIGH);
  }

  if (button.isReleased()){
    Serial.println("The ezButton is released");
    digitalWrite(12,LOW);
  }
  static unsigned long last;
  if (millis() - last > 777) {
    last = millis();

    Serial.print("the ezButton is ");
    if (button.getState())
      Serial.println("UP");
    else
      Serial.println("DOWN");
  }
}