#include "DHT.h"

#define DHTPIN 12 
#define DHTTYPE DHT22
DHT dht(DHTPIN, DHTTYPE);

void setup() {
  Serial.begin(9600);
  pinMode(2, OUTPUT);
  pinMode(3, OUTPUT);
  pinMode(4, OUTPUT);
  pinMode(5, OUTPUT);
  pinMode(6, OUTPUT);
  pinMode(7, OUTPUT);
  pinMode(8, OUTPUT);
  pinMode(9, OUTPUT);
  Serial.println(F("DHTxx test!"));
  dht.begin();
}

void loop() {
  delay(2000);
  float h = dht.readHumidity();
  float t = dht.readTemperature();
  float f = dht.readTemperature(true);
  if (isnan(h) || isnan(t) || isnan(f)) {
    Serial.println(F("Failed to read from DHT sensor!"));
    return;
  }

  float hif = dht.computeHeatIndex(f, h);
  float hic = dht.computeHeatIndex(t, h, false);

  Serial.print(F("Humidity: "));
  Serial.print(h);
  Serial.print(F("%  Temperature: "));
  Serial.print(t);
  Serial.println(F("°C "));

  if(t > 50){
    digitalWrite(2, HIGH);
  }else{
    digitalWrite(2, LOW);
  }
  if(t < 0){
    digitalWrite(3, HIGH);
  }else{
    digitalWrite(3, LOW);
  }
  if(t < 50 && t > 0){
    digitalWrite(4, HIGH);
  }else{
    digitalWrite(4, LOW);
  }
  if(t < 50 && t > 0){
    digitalWrite(4, HIGH);
  }else{
    digitalWrite(4, LOW);
  }
  
  if(h > 0 && h < 20){
    digitalWrite(5, HIGH);
  }else{
    digitalWrite(5, LOW);
  }
  if(h > 20 && h < 40){
    digitalWrite(6, HIGH);
  }else{
    digitalWrite(6, LOW);
  }
  if(h > 40 && h < 60){
    digitalWrite(7, HIGH);
  }else{
    digitalWrite(7, LOW);
  }
  if(h > 60 && h < 80){
    digitalWrite(8, HIGH);
  }else{
    digitalWrite(8, LOW);
  }
  if(h > 80){
    digitalWrite(9, HIGH);
  }else{
    digitalWrite(9, LOW);
  }
}