#include <EasyVR.h>
#include <SoftwareSerial.h>

// Create software serial on pins 12 (RX), 13 (TX)
SoftwareSerial easyvrSerial(12, 13);
EasyVR easyvr(easyvrSerial);

// RGB LED pins
const byte red = 11;
const byte green = 10;
const byte blue = 9;

void setup() {
  Serial.begin(9600);            // Serial Monitor
  easyvrSerial.begin(9600);      // EasyVR Module

  pinMode(red, OUTPUT);
  pinMode(green, OUTPUT);
  pinMode(blue, OUTPUT);

  Serial.println("Initializing EasyVR...");
  if (!easyvr.detect()) {
    Serial.println("EasyVR not detected!");
    while (1); // Halt
  }

  Serial.println("EasyVR detected. Ready.");
}

void loop() {
  int commandIndex = -1;

  // Start listening in Command Group 0
  Serial.println("Listening for command...");
  easyvr.recognizeCommand(0);

  while (!easyvr.hasFinished());  // Wait for response

  if (easyvr.getCommand() >= 0) {
    commandIndex = easyvr.getCommand(); // Get command index

    Serial.print("Command recognized: Index ");
    Serial.println(commandIndex);

    if (commandIndex == 0) {
      // Turn ON all LEDs
      digitalWrite(red, HIGH);
      digitalWrite(green, HIGH);
      digitalWrite(blue, HIGH);
      Serial.println("Lights ON");
    }
    else if (commandIndex == 1) {
      // Turn OFF all LEDs
      digitalWrite(red, LOW);
      digitalWrite(green, LOW);
      digitalWrite(blue, LOW);
      Serial.println("Lights OFF");
    }
    else {
      Serial.println("Unknown Command Index");
    }
  }
  else if (easyvr.isTimeout()) {
    Serial.println("Timeout: No command detected.");
  }
  else {
    Serial.println("Error or unrecognized command.");
  }

  delay(1000);
}