#include <LiquidCrystal_I2C.h>
#include "DHTesp.h"
#define trigPin 12
#define echoPin 14
LiquidCrystal_I2C LCD = LiquidCrystal_I2C(0x27,16,4);
const int DHT_PIH = 15;
DHTesp dhtSensor;
void setup() {
  LCD.init();
  LCD.backlight();
  LCD.setCursor(0,0);
  LCD.print("ITLPTC");
  LCD.setCursor(0,1);
  LCD.print("IOT CLASSROOM");
  
  dhtSensor.setup(DHT_PIH, DHTesp::DHT22);

  pinMode(trigPin, OUTPUT);
  pinMode(echoPin, INPUT);
  delay(3000);
}

void loop() {
  long duration, distance;
  digitalWrite(trigPin, LOW);
  delayMicroseconds(2);
  digitalWrite(trigPin, HIGH);
  delayMicroseconds(10);
  digitalWrite(trigPin, LOW);
  duration = pulseIn(echoPin, HIGH);
  distance = duration / 58.2;
  TempAndHumidity data = dhtSensor.getTempAndHumidity();
  
  
  
  LCD.clear();
  LCD.print("Temp:"+String(data.temperature,2)+" C");
  LCD.setCursor(0,1);
  LCD.print("Humidity:"+String(data.humidity,1)+"%");
  LCD.setCursor(0,2);
  LCD.print("Distance:");
  LCD.println(distance);
  LCD.print(".cm");
  LCD.setCursor(0,3);
  LCD.println("Mr.Chanakorn");
  LCD.setCursor(0,4);
  delay(2000);
}