#include <IRremote.h>
#include <TinyWireM.h>
#include <Tiny4kOLED.h>

// const int dataPin = 2;   /* DS */
// const int clockPin = 3;  /* SHCP */
// const int latchPin = 4;  /* STCP */

#define PIN_RECEIVER 3   // Signal Pin of IR receiver

IRrecv receiver(PIN_RECEIVER);

void splash() {
  oled.clear();
  oled.setCursor(15, 1);
  oled.print(F("ATtiny85+SSD1306"));

  oled.setCursor(42, 3);
  oled.print(F("IRremote"));
  
}

void button() {
  oled.clear();
  oled.setCursor(30, 3);
  oled.print(F("Press Button"));
}

void setup() {
  // pinMode(dataPin, OUTPUT);
  // pinMode(clockPin, OUTPUT);
  // pinMode(latchPin, OUTPUT);
  receiver.enableIRIn(); // Start the receiver

  oled.begin(128, 64, sizeof(tiny4koled_init_128x64br), tiny4koled_init_128x64br);

  // Two fonts are supplied with this library, FONT8X16 and FONT6X8
  oled.setFont(FONT6X8);

  oled.clear();
  oled.on();

  splash();

  delay(3000);

  oled.clear();
  
  button();

  delay(3000);
  

}

// int pattern = 0b10101010;
void loop() {

  if (receiver.decode()) {
    translateIR();
    receiver.resume();  // Receive the next value
  }

  // digitalWrite(latchPin, LOW);
  // shiftOut(dataPin, clockPin, LSBFIRST, pattern);
  // digitalWrite(latchPin, HIGH);
  // delay(500);
  // pattern = ~pattern; // Invert the pattern
  void oledPrint(char* text)
{
  oled.clear();
  oled.setCursor(0, 0);
  oled.print("button pressed:");
  oled.setCursor(0, 1);
  oled.print(text);
  oled.print(" code: ");
  oled.print(receiver.decodedIRData.command);
}

void translateIR()
{
  // Takes command based on IR code received
  switch (receiver.decodedIRData.command) {
    case 162:
      oledPrint("POWER");
      break;
    case 226:
      oledPrint("MENU");
      break;
    case 34:
      oledPrint("TEST");
      break;
    case 2:
      oledPrint("PLUS");
      break;
    case 194:
      oledPrint("BACK");
      break;
    case 224:
      oledPrint("PREV.");
      break;
    case 168:
      oledPrint("PLAY");
      break;
    case 144:
      oledPrint("NEXT");
      break;
    case 104:
      oledPrint("num: 0");
      break;
    case 152:
      oledPrint("MINUS");
      break;
    case 176:
      oledPrint("key: C");
      break;
    case 48:
      oledPrint("num: 1");
      break;
    case 24:
      oledPrint("num: 2");
      break;
    case 122:
      oledPrint("num: 3");
      break;
    case 16:
      oledPrint("num: 4");
      break;
    case 56:
      oledPrint("num: 5");
      break;
    case 90:
      oledPrint("num: 6");
      break;
    case 66:
      oledPrint("num: 7");
      break;
    case 74:
      oledPrint("num: 8");
      break;
    case 82:
      oledPrint("num: 9");
      break;
    default:
      oled.clear();
      oled.print(receiver.decodedIRData.command);
      oled.print(" other button");
  }
}