#include <IRremote.h>
#include<LiquidCrystal_I2C.h>;
#include <Servo.h>
LiquidCrystal_I2C lcd(0x27,16,2);

#define PIN_RECEIVER 3   // Signal Pin of IR receiver
Servo servoLR;
Servo servoUD;

IRrecv receiver(PIN_RECEIVER);

//LiquidCrystal_I2C(A4 , A5);

void setup()
{
 // IRremote.init();
  lcd.init();  // run the LCD secreen
  lcd.backlight(); // light the secreen
  lcd.begin(16, 2);
  lcd.print("<press a button>");
  receiver.enableIRIn(); // Start the receiver
  servoLR.attach(5);
  servoUD.attach(11);
  servoLR.write(90); // degree
  servoUD.write(0); // degree

  
}

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

void lcdPrint(char* text)
{
  lcd.clear();
  lcd.setCursor(0, 0);
  lcd.print("button pressed:");
  lcd.setCursor(0, 1);
  lcd.print(text);
  lcd.print(" code: ");
  lcd.print(receiver.decodedIRData.command);
}

void translateIR()
{
  // Takes command based on IR code received
  switch (receiver.decodedIRData.command) {
    case 162:
      lcdPrint("POWER");
      break;
    case 226:
      lcdPrint("MENU");
      break;
    case 34:
      lcdPrint("TEST");
      break;
    case 2:
      lcdPrint("UP");
      moveServoUp();
      break;
    case 194:
      lcdPrint("BACK");
      break;
    case 224:
      lcdPrint("LEFT");
      moveServoLeft();
      break;
    case 168:
      lcdPrint("PLAY");
      break;
    case 144:
      lcdPrint("RIGHT");
       moveServoRight();
     /* int pos = 0;  
      int dtwait=15; 
      for(pos = 0; pos < 180; pos += 1) { 
      servoLR.write(pos); 
      delay(dtwait);} 
      */
      break;
    case 104:
      lcdPrint("num: 0");
      break;
    case 152:
      lcdPrint("DOWN");
      moveServoDown();
      break;
    case 176:
      lcdPrint("key: C");
      break;
    case 48:
      lcdPrint("num: 1");
      break;
    case 24:
      lcdPrint("num: 2");
      break;
    case 122:
      lcdPrint("num: 3");
      break;
    case 16:
      lcdPrint("num: 4");
      break;
    case 56:
      lcdPrint("num: 5");
      break;
    case 90:
      lcdPrint("num: 6");
      break;
    case 66:
      lcdPrint("num: 7");
      break;
    case 74:
      lcdPrint("num: 8");
      break;
    case 82:
      lcdPrint("num: 9");
      break;
    default:
      lcd.clear();
      lcd.print(receiver.decodedIRData.command);
      lcd.print(" other button");
   }
}  
    void moveServoRight()
    {
      
      int newAngle = servoLR.read() + 10;
      if (newAngle > 180) newAngle = 180; 
      servoLR.write(newAngle);
    }
    void moveServoLeft()
    {
    
      int newAngle = servoLR.read() - 10; 
      if (newAngle < 0) newAngle = 0; 
      servoLR.write(newAngle);
    }
    void moveServoUp()
  {
    int newAngle = servoUD.read() + 10;
    if (newAngle > 180) 
    newAngle = 180; 
    servoUD.write(newAngle);
    }

    void moveServoDown()
    {
    int newAngle = servoUD.read() - 10; 
    if (newAngle < 0) 
    newAngle = 0; 
    servoUD.write(newAngle);
    }