#include <IRremote.h>

const int RECV_PIN = 2;  // IR Receiver connected to D2
const int LED_PIN = 11;  // Built-in LED for feedback

IRrecv irrecv(RECV_PIN);  // Initialize the receiver
decode_results results;

void setup() {
  pinMode(LED_PIN, OUTPUT);  // Set LED pin as output
  Serial.begin(9600);        // Start serial communication
  irrecv.enableIRIn();       // Start the IR receiver
  Serial.println("Press remote buttons to simulate Eye Open and Eye Closed.");
}

void loop() {
  if (irrecv.decode()) {  // Check if an IR signal is received
    unsigned long receivedCode = irrecv.decodedIRData.decodedRawData;  // Get the raw data
    
    // Map specific HEX codes to actions
    if (receivedCode == 0x9768FF00) {  // HEX code for "Eye Open"
      Serial.println("Eye Open Detected");
      digitalWrite(LED_PIN, LOW);  // Turn off LED
    } 
    else if (receivedCode == 0xCF30FF00) {  // HEX code for "Eye Closed"
      Serial.println("Eye Closed Detected");
      digitalWrite(LED_PIN, HIGH);  // Turn on LED
    } 
    else {
      Serial.print("Unknown Command: ");
      Serial.println(receivedCode, HEX);  // Print unknown HEX code
    }

    irrecv.resume();  // Prepare for the next signal
  }
}