#include <LiquidCrystal.h>
#include <DHT.h>
#include <RGBLed.h>

#define DHTPIN 2
#define DHTTYPE DHT22  // DHT 22  (AM2302), AM2321

//pin configuration
RGBLed led(3, 4, 5, RGBLed::COMMON_CATHODE);  //setup RGB led pin and type
DHT dht(DHTPIN, DHTTYPE);
LiquidCrystal lcd(12, 11, 10, 9, 8, 7);

//Setup
void setup() {
  lcd.begin(16, 2);
  Serial.begin(115200);
  lcd.setCursor(0, 0);  // set the cursor to column 0, line1
  lcd.print("DHT sensor");
  lcd.clear();
  dht.begin();
  Serial.println(F("Start reading sensor"));
  lcd.print("Start reading sensor");
  delay(1000);
  lcd.clear();
}

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

  // Check if any reads failed and exit early (to try again).
  if (isnan(temperature) || isnan(humidity)) {
    Serial.println(F("Failed to read from DHT sensor!"));
    lcd.setCursor(0, 0);  // set the cursor to column 0, line1
    lcd.print("Failed to read from DHT sensor!");
    delay(1000);
    lcd.clear();
    return;
  }

  if ((temperature < 33.0) && (temperature >= 28.0)) {
    // Writing the LED colour pins HIGH or LOW to set colours
    led.setColor(RGBLed::RED);
    delay(100);
  }
  if ((temperature < 28.0) && (temperature >= 23.0)) {
    led.setColor(RGBLed::GREEN);
    delay(100);
  }
  if ((temperature < 18.0) && (temperature >= 13.0)) {
    led.setColor(RGBLed::BLUE);
    delay(100);
  }
  if (temperature <= 13.0) {
    led.setColor(RGBLed::MAGENTA);
    delay(100);
  }


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

  lcd.setCursor(0, 0);
  lcd.print("Humidity:");
  lcd.print(humidity);
  lcd.print("%");
  lcd.setCursor(0, 1);
  lcd.print("Temp:");
  lcd.print(temperature);
  lcd.print("DegC");

  // Wait a few seconds between measurements.


  delay(2000);
}