#define CLK 4
#define DT 3
#define SW 2
int counter = 0;
int currentStateCLK;
int lastStateCLK;
String currentDir = "";
unsigned long lastButtonPress = 0;

void setup() {
  // put your setup code here, to run once:
  Serial.begin(9600);  // Setup Serial Monitor
  pinMode(CLK, INPUT);   // Set encoder pins as inputs
  pinMode(DT, INPUT);
  pinMode(SW, INPUT_PULLUP);
  lastStateCLK = digitalRead(CLK);  // Read the initial state of CLK
}

void loop() {
  // put your main code here, to run repeatedly:
currentStateCLK = digitalRead(CLK);  // Read the current state of CLK
  if (currentStateCLK != lastStateCLK  && currentStateCLK == 1) {
    if (digitalRead(DT) != currentStateCLK) {
      counter --;
      currentDir = "CCW";
    } else {
      counter ++;
      currentDir = "CW";
    }
    Serial.print("Direction: ");
    Serial.print(currentDir);
    Serial.print(" | Counter: ");
    Serial.println(counter);
    int btnState = digitalRead(SW);
  if (btnState == LOW) {
    if (millis() - lastButtonPress > 50) {
      Serial.println("Button pressed!");
    }
    lastButtonPress = millis();
  }
  delay(1);
  }
  lastStateCLK = currentStateCLK;
}