#include <Wire.h>
#include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>
#include <IRremote.h>

#define SCREEN_WIDTH 128 // OLED display width, in pixels
#define SCREEN_HEIGHT 64 // OLED display height, in pixels

#define PIN_RECEIVER 6

IRrecv receiver(PIN_RECEIVER);

// Declaration for an SSD1306 display connected to I2C (SDA, SCL pins)
Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, -1);

void setup() {
  Serial.begin(115200);

  if(!display.begin(SSD1306_SWITCHCAPVCC, 0x3C)) { // Address 0x3D for 128x64
    Serial.println(F("SSD1306 allocation failed"));
    for(;;);
  }
  delay(2000);
  display.clearDisplay();
  receiver.enableIRIn(); // Start the receiver

}

void loop() {
  
  // Checks received an IR signal
  if (receiver.decode()) {
    translateIR();
    receiver.resume();  // Receive the next value
  }

  
}

void translateIR()
{
  // Takes command based on IR code received
  
  display.setTextSize(2);
  display.setTextColor(WHITE);
  display.setCursor(0, 0);

  switch (receiver.decodedIRData.command) {
    case 162:
      display.clearDisplay();
      display.println("POWER");
      display.display(); 
      break;
    case 226:
      display.clearDisplay();
      display.println("MENU");
      display.display();
      break;
    case 34:
      display.clearDisplay();
      display.println("TEST");
      display.display();
      break;
    case 2:
      display.clearDisplay();
      display.println("PLUS");
      display.display();
      break;
    case 194:
      display.clearDisplay();
      display.println("BACK");
      display.display();
      break;
    case 224:
      display.clearDisplay();
      display.println("PREV.");
      display.display();
      break;
    case 168:
      display.clearDisplay();
      display.println("PLAY");
      display.display();
      break;
    case 144:
      display.clearDisplay();
      display.println("NEXT");
      display.display();
      break;
    case 104:
      display.clearDisplay();
      display.println("num: 0");
      display.display();
      break;
    case 152:
      display.clearDisplay();
      display.println("MINUS");
      display.display();
      break;
    case 176:
      display.clearDisplay();
      display.println("key: C");
      display.display();
      break;
    case 48:
      display.clearDisplay();
      display.println("num: 1");
      display.display();
      break;
    case 24:
      display.clearDisplay();
      display.println("num: 2");
      display.display();
      break;
    case 122:
      display.clearDisplay();
      display.println("num: 3");
      display.display();
      break;
    case 16:
      display.clearDisplay();
      display.println("num: 4");
      display.display();
      break;
    case 56:
      display.clearDisplay();
      display.println("num: 5");
      display.display();
      break;
    case 90:
      display.clearDisplay();
      display.println("num: 6");
      display.display();
      break;
    case 66:
      display.clearDisplay();
      display.println("num: 7");
      display.display();
      break;
    case 74:
      display.clearDisplay();
      display.println("num: 8");
      display.display();
      break;
    case 82:
      display.clearDisplay();
      display.println("num: 9");
      display.display();
      break;
    default:
      display.clearDisplay();
      display.println("Please Press a button");
  }
}