#include <Wire.h>
#include <LiquidCrystal_I2C.h>
#include <IRremote.h>

LiquidCrystal_I2C lcd(0x27, 16, 2);  
#define PIN_RECEIVER 4 

IRrecv receiver(PIN_RECEIVER);
int led1 = 5;  
int led2 = 6;  
int led3 = 7; 

void setup() {
  receiver.enableIRIn();  
  lcd.init();             
  lcd.backlight();        
  lcd.setCursor(0, 0);
  lcd.print("Press um botao");
  pinMode(led1, OUTPUT);  
  pinMode(led2, OUTPUT);
  pinMode(led3, OUTPUT);
}

void loop() {
  if (receiver.decode()) {
    translateIR();  
    receiver.resume();  
  }
}


void lcdPrint(char* text){
  lcd.clear();
  lcd.setCursor(0, 0);
  lcd.print("bot. pressionado:");
  lcd.setCursor(0, 1);
  lcd.print(text);
  lcd.print("codigo:  ");
  lcd.print(receiver.decodedIRData.command);
}


void translateIR() {
  switch(receiver.decodedIRData.command) {
    case 162:  
      lcdPrint("PLAY ");

      digitalWrite(led1, HIGH);
      delay(2000);
      digitalWrite(led1, LOW);

      digitalWrite(led2, HIGH);
      delay(2000);
      digitalWrite(led2, LOW);

      digitalWrite(led3, HIGH);
      delay(2000);
      digitalWrite(led3, LOW);
      break;

    case 226:  
      digitalWrite(led1, LOW);
      digitalWrite(led2, LOW);
      digitalWrite(led3, LOW);
      break;

    default:
      lcd.clear();
      lcd.print(receiver.decodedIRData.command);
      lcd.print(" Outro botao");
  }
}