const int ledPin_I = 6;
const int ledPin_II = 5;
const int ldrPin = A0;
int ldrStatus;

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  pinMode(ledPin_I, OUTPUT);
  pinMode(ledPin_II, OUTPUT);
  pinMode(ldrPin, INPUT);
}


void singleLight();
void doubleLight();
void darkRoom();


void loop() {
  // put your main code here, to run repeatedly:
  ldrStatus = analogRead(ldrPin);

  if(ldrStatus <= 200){
    doubleLight();
  }else if((ldrStatus >= 200)&&(ldrStatus<=700)){
    singleLight();
  }else{
    darkRoom();
  }
  delay(1000);
}


void singleLight(){
    digitalWrite(ledPin_I, LOW);
    digitalWrite(ledPin_II, HIGH);
    Serial.print(ldrStatus);
    Serial.println(": Single Light ON: ");
}

void doubleLight(){
    digitalWrite(ledPin_I, HIGH);
    digitalWrite(ledPin_II, HIGH);
    Serial.print(ldrStatus);
    Serial.println(": Double Light ON: ");
}

void darkRoom(){
   Serial.print(ldrStatus);
   Serial.println(": Light OFF ");
   digitalWrite(ledPin_I, LOW);
   digitalWrite(ledPin_II, LOW);
}