#define rLedPin 6
#define gLedPin 5
#define bLedPin 3
#define irSensorPin 8
#define lightSensorPin A0

int ledR=0;
int ledG=0;
int ledB=0;

bool irReaded;
int LDRReaded;

int maxRVal=125;
int maxGVal=200;
int maxBVal=33;

int minRVal=39;
int minGVal=95;
int minBVal=11;

int breathStep=10;
int breathStepDelay=18;
bool breatheOnOff=0;
bool onOffState;
bool debugOn=0;

void setup() {
   pinMode(rLedPin,OUTPUT);
   pinMode(gLedPin,OUTPUT);
   pinMode(bLedPin,OUTPUT);
   pinMode(irSensorPin, INPUT);
   if(debugOn){
     Serial.begin(9600);
        Serial.println("Welcome to Taichi-Maker RGB led Night-Light");
   }
   if(minRVal>maxRVal , minGVal>maxGVal , minBVal>maxBVal){
    while(true){
      analogWrite(rLedPin,255);
      delay(500);
      analogWrite(rLedPin,0);
      delay(500);
      Serial.begin(9600);
      Serial.println("BadLED Settings!!!");
    }
   }
}

void loop() {
   LDRReaded = analogRead(lightSensorPin);
   irReaded = digitalRead(irSensorPin);

   if(LDRReaded >= 880 && irReaded == HIGH)
   {
   if(onOffState==0)fadeUp(maxRVal,maxGVal,maxBVal);
   onOffState=1;
   if(breatheOnOff==1)ledBreathe();
   }
   else
   {
    if(onOffState==1)fadeDown(0,0,0);
    onOffState=0;
   }
   if(debugOn)
{   
Serial.print("irSensorPin");Serial.println(irReaded);
Serial.print("lightSensorPin");Serial.println(LDRReaded);
delay(100);
}
}
void fadeUp(int rTopVal,int gTopVal,int bTopVal){
  while(ledR<rTopVal , ledG<gTopVal , ledB<bTopVal){
    if(ledR+breathStep<rTopVal){
      ledR+=breathStep;
      analogWrite(rLedPin,ledR);
    }else{
      ledR=rTopVal;
      analogWrite(rLedPin,ledR);
    }
    if(ledG+breathStep<gTopVal){
      ledG+=breathStep;
      analogWrite(gLedPin,ledG);
    }else{
      ledG=gTopVal;
      analogWrite(gLedPin,ledG);
    }
    if(ledB+breathStep<bTopVal){
      ledB+=breathStep;
      analogWrite(bLedPin,ledB);
    }else{
      ledB=bTopVal;
      analogWrite(bLedPin,ledB);
  }
  delay(breathStepDelay);
  if(debugOn){
    Serial.print("rVal=");Serial.println(ledR);
    Serial.print("gVal=");Serial.println(ledG);
    Serial.print("bVal=");Serial.println(ledB);
  }
}
}
void fadeDown(int rBottomVal,int gBottomVal,int bBottomVal){
  while(ledR<rBottomVal , ledG<gBottomVal , ledB<bBottomVal){
    if(ledR-breathStep>rBottomVal){
      ledR-=breathStep;
      analogWrite(rLedPin,ledR);
    }else{
      ledR=rBottomVal;
      analogWrite(rLedPin,ledR);
    }
    if(ledG-breathStep>gBottomVal){
      ledG-=breathStep;
      analogWrite(gLedPin,ledG);
    }else{
      ledG=gBottomVal;
      analogWrite(gLedPin,ledG);
    }
    if(ledB-breathStep>bBottomVal){
      ledB-=breathStep;
      analogWrite(bLedPin,ledB);
    }else{
      ledB=bBottomVal;
      analogWrite(bLedPin,ledB);
  }
  delay(breathStepDelay);
  if(debugOn){
    Serial.print("rVal=");Serial.println(ledR);
    Serial.print("gVal=");Serial.println(ledG);
    Serial.print("bVal=");Serial.println(ledB);
  }
}
}
void ledBreathe(){
  fadeDown(minRVal,minGVal,minBVal);
  fadeUp(maxRVal,maxGVal,maxBVal);
}