/*
  MSJ Researchers World
  Date - 18th NOV 2024
  Mentor - Mr. Siranjeevi M
  Contact - 7373771991
*/

#include <IRremote.h>

int RED_PIN = 3;   // Pin connected to the red component of RGB LED
int GREEN_PIN = 5; // Pin connected to the green component
int BLUE_PIN = 6;  // Pin connected to the blue component
int receiver_pin = 11;  // IR receiver pin changed to 11
int btn_value = 0;
IRrecv receiver(receiver_pin);

void setup() {
  // Initialize Serial communication
  Serial.begin(9600);

  // Initialize the IR receiver
  receiver.enableIRIn();

  // Set RGB LED pins as output
  pinMode(RED_PIN, OUTPUT);
  pinMode(GREEN_PIN, OUTPUT);
  pinMode(BLUE_PIN, OUTPUT);
}

void loop() {
  // Check if an IR code is received
  if (receiver.decode()) {
    translateIR();
    receiver.resume(); // Ready to receive the next signal
  }
}

void translateIR() {
  btn_value = receiver.decodedIRData.command;
  Serial.println(btn_value);  // Print the IR code to Serial Monitor

  // Control the RGB LED based on the received IR command
  switch (btn_value) {
    case 162:  // Power button (turns off the LED)
      Serial.println("Power");
      setColor(0, 0, 0);  // Turn off the LED (set all colors to 0)
      break;

    case 226:  // Menu button (Show instructions)
      Serial.println("Menu");
      Serial.println("Press TEST to blink the LED");
      Serial.println("Press POWER to turn the LED OFF");
      Serial.println("Press 1 to turn LED red");
      Serial.println("Press 2 to turn LED green");
      Serial.println("Press 3 to turn LED blue");
      break;

    case 34:  // Test button (blink LED)
      Serial.println("Test");
      blinkLED();
      break;

    case 48:  // Button 1 (turn LED red)
      Serial.println("1 - Red");
      setColor(255, 0, 0);  // Set LED to red
      break;

    case 24:  // Button 2 (turn LED green)
      Serial.println("2 - Green");
      setColor(0, 255, 0);  // Set LED to green
      break;

    case 122:  // Button 3 (turn LED blue)
      Serial.println("3 - Blue");
      setColor(0, 0, 255);  // Set LED to blue
      break;

    case 16:  // Button 4 (turn LED yellow - red + green)
      Serial.println("4 - Yellow");
      setColor(255, 255, 0);  // Set LED to yellow
      break;

    case 56:  // Button 5 (turn LED purple - red + blue)
      Serial.println("5 - Purple");
      setColor(255, 0, 255);  // Set LED to purple
      break;

    case 90:  // Button 6 (turn LED cyan - green + blue)
      Serial.println("6 - Cyan");
      setColor(0, 255, 255);  // Set LED to cyan
      break;

    case 66:  // Button 7 (turn LED white - red + green + blue)
      Serial.println("7 - White");
      setColor(255, 255, 255);  // Set LED to white
      break;

    default:
      Serial.println("Unknown button pressed");
      break;
  }
}

// Function to set the RGB color of the LED
void setColor(int red, int green, int blue) {
  analogWrite(RED_PIN, red);   // Set the red component (0-255)
  analogWrite(GREEN_PIN, green); // Set the green component (0-255)
  analogWrite(BLUE_PIN, blue);  // Set the blue component (0-255)
}

// Function to blink the LED
void blinkLED() {
  setColor(255, 0, 0);  // Red LED on
  delay(300);
  setColor(0, 255, 0);  // Green LED on
  delay(300);
  setColor(0, 0, 255);  // Blue LED on
  delay(300);
  setColor(0, 0, 0);    // Turn off the LED
  delay(300);
}