// LED Definer PIN
#define LeftLED_UP 12
#define LeftLED_DOWN 13
#define RightLED_UP 11
#define RightLED_DOWN 10
                    // IR Definer PIN
#define IRSensor_RIGHT 3
#define IRSensor_LEFT 4





void setup() {                        //SETUP FUNCTION
  Serial.begin(9600);

  RedLED_ROOM();    //LED
  BlueLED_ROOM();   //LED
  IRSensor_ROOM();  //IR
} 
void RedLED_ROOM() {                  //RED LED ROOM
  pinMode(LeftLED_UP, OUTPUT);
  pinMode(LeftLED_DOWN, OUTPUT);
} 
void BlueLED_ROOM() {                 //BLUE LED ROOM
  pinMode(RightLED_UP, OUTPUT);
  pinMode(RightLED_DOWN, OUTPUT);
}
void IRSensor_ROOM() {                //INFRARED SENSOR ROOM
  pinMode(IRSensor_RIGHT, INPUT);
  pinMode(IRSensor_LEFT, INPUT);
}



void loop() {                         //LOOP or MAIN FUNCTION

  //INTEGER DECLARER
  int valueof_IRSensor_RIGHT = digitalRead(IRSensor_RIGHT); 
  int valueof_IRSensor_LEFT = digitalRead(IRSensor_LEFT); 

  if (valueof_IRSensor_RIGHT == 0 && valueof_IRSensor_LEFT == 0) {      //IR R&L
    digitalWrite(RightLED_UP, HIGH);
    digitalWrite(RightLED_DOWN, HIGH);
    digitalWrite(LeftLED_UP, HIGH);
    digitalWrite(LeftLED_DOWN, HIGH);
    Serial.println("BOTH IR DETECTED!");
    delay(500);
  }
  else if (valueof_IRSensor_RIGHT == 1 && valueof_IRSensor_LEFT == 0) { //IR L
    digitalWrite(RightLED_UP, LOW);
    digitalWrite(RightLED_DOWN, LOW);
    digitalWrite(LeftLED_UP, HIGH);
    digitalWrite(LeftLED_DOWN, HIGH);
    Serial.println("JUST LEFT IR DETECTED!");
    delay(500);
  }
  else if (valueof_IRSensor_RIGHT == 0 && valueof_IRSensor_LEFT == 1) { //IR R
    digitalWrite(RightLED_UP, HIGH);
    digitalWrite(RightLED_DOWN, HIGH);
    digitalWrite(LeftLED_UP, LOW);
    digitalWrite(LeftLED_DOWN, LOW);
    Serial.println("JUST RIGHT IR DETECTED!");
    delay(500);
  }
  else if (valueof_IRSensor_RIGHT == 1 && valueof_IRSensor_LEFT == 1) { //IR 
    digitalWrite(RightLED_UP, LOW);
    digitalWrite(RightLED_DOWN, LOW);
    digitalWrite(LeftLED_UP, LOW);
    digitalWrite(LeftLED_DOWN, LOW);
    Serial.println("NONE OF IR DETECTED!");
    delay(500);
  }
  else {                                                                //CONSOLE GND for IR
    Serial.println("\n\nMESSAGE:    \nIR_SENSOR ERROR OR THERE'S A BUG IN IT!");
    delay(5000);
  }
}