#define LDRpin A0 
#define temp A2                    
int LDRValue = 0; 
int tempvalue = 0;                    
int LedPin = 13;
int rainAnalogPin = A1;
int redLED = 3;
int tempLED = 6;

void setup() {
  Serial.begin(115200);
  pinMode(rainAnalogPin, INPUT);
  pinMode(redLED, OUTPUT);
  pinMode(LedPin, OUTPUT);
  pinMode(tempLED, OUTPUT);
  digitalWrite(LedPin, LOW);
  digitalWrite(redLED, LOW);
  digitalWrite(tempLED, LOW);
}

void loop() {
  int sensorAnalogValue = analogRead(rainAnalogPin);
  Serial.print("Rain sensor analog value: ");
  Serial.println(sensorAnalogValue);
  
  
  if(sensorAnalogValue > 450) //High means rain detected; In some case vise versa
  {
    digitalWrite(redLED, HIGH);
  
    Serial.println("Rain Detected");
  }
  else {
    digitalWrite(redLED, LOW);
    Serial.println("No Rain Detected");
  }
  
  LDRValue = analogRead(LDRpin);    
  Serial.print("LDR Value:");    
  Serial.println(LDRValue);           

  if (LDRValue > 600)     
  {
    digitalWrite(LedPin, LOW); 
  }
  else
  {
    digitalWrite(LedPin, HIGH);
  }

  tempvalue = analogRead(temp);
  tempvalue = map(tempvalue, 953, 115, -24, 80);
  Serial.print("Temperature:");
  Serial.println(tempvalue);

  if(tempvalue > 40){
    Serial.println("WARNING! Warm Temperature Detected!");
    digitalWrite(tempLED, HIGH); 
  }else{
    Serial.println("Normal Temperature");
    digitalWrite(tempLED, LOW); 
  }

  digitalWrite(redLED, HIGH);
  digitalWrite(LedPin, HIGH);
  digitalWrite(tempLED, HIGH);
  delay(500);

  digitalWrite(redLED, LOW);
  digitalWrite(LedPin, LOW);
  digitalWrite(tempLED, LOW);
  delay(500);
}