#include "DHTesp.h"
#include <LiquidCrystal_I2C.h>

DHTesp dhtSensor;
LiquidCrystal_I2C lcd(0x27,16,2);

uint8_t heart[8] = {
  0b00000,
  0b01010,
  0b11111,
  0b11111,
  0b11111,
  0b01110,
  0b00100,
  0b00000,
};

void setup() {
  Serial.begin(115200);

  dhtSensor.setup(15,DHTesp::DHT22);
 
 lcd.init();
 lcd.createChar(3, heart);
 lcd.backlight();

 lcd.setCursor(0,0);
 lcd.print("System Ready");
 delay (2000);
 lcd.clear();
}

void loop() {

  TempAndHumidity data = dhtSensor.getTempAndHumidity();

  if  (isnan(data.temperature) || isnan (data.humidity)){
    lcd.setCursor(0,0);
    lcd.print("Sensor Error");
    delay(2000);
    return;
  }

  lcd.setCursor(1,1);
  lcd.print("Temp: ");
  lcd.print(data.temperature, 1);
  lcd.print(" C");

  lcd.setCursor(1,1);
  lcd.print("Humidity: ");
  lcd.print (data.humidity, 1);
  lcd.print(" %");

  if (data.temperature > 35){
    lcd.setCursor(1,2);
    lcd.print("");
    lcd.setCursor(1,2);
    lcd.print("Very hot!");
  } else {
    lcd.setCursor(1,2);
    lcd.print("");
    lcd.setCursor(1,2);
    lcd.print("Normal! \x03 ");
  }

  delay(500);
}