#include <Adafruit_Sensor.h>
#include <DHT.h>
#include <DHT_U.h>

#define RED_LED 25
#define GREEN_LED 33
#define BLUE_LED 32
#define DHTPIN 12
#define DHTTYPE DHT22

DHT dht(DHTPIN, DHTTYPE);

void setup() {
  Serial.begin(115200);
  dht.begin();
  
  pinMode(RED_LED, OUTPUT);
  pinMode(GREEN_LED, OUTPUT);
  pinMode(BLUE_LED, OUTPUT);
}

void loop() {
  float temperature = dht.readTemperature();
  float humidity = dht.readHumidity();

  Serial.print("Temp: "); Serial.print(temperature); Serial.print("°C ");
  Serial.print("Humidity: "); Serial.print(humidity); Serial.println("%");

  if (humidity >= 16 && humidity <= 40) {
    digitalWrite(BLUE_LED, HIGH);
  } else {
    digitalWrite(BLUE_LED, LOW);
  }

  if (humidity >= 0 && humidity <= 15) {
    digitalWrite(GREEN_LED, HIGH);
  } else {
    digitalWrite(GREEN_LED, LOW);
  }

  if (temperature >= 16 && temperature <= 40) {
    digitalWrite(RED_LED, HIGH);
  } else {
    digitalWrite(RED_LED, LOW);
  }

  delay(500);
}