#include "DHTesp.h"
#include "WiFi.h"
#include "Wire.h"
#include "LiquidCrystal_I2C.h"

#define LED1  14
#define LED2  27
const int DHT_PIN = 13;
int led_state = LOW;
int pirPin = 5;
DHTesp dht;
LiquidCrystal_I2C LCD = LiquidCrystal_I2C(0x27, 16, 2);
void setup() {
  Serial.begin(115200);
  dht.setup(DHT_PIN, DHTesp::DHT22);
  pinMode(LED1, OUTPUT);
  pinMode(LED2, OUTPUT);
  pinMode(pirPin, INPUT_PULLUP);
  LCD.init();
  LCD.backlight();
  LCD.setCursor(0, 0);
}

void loop() {
  //===========bai 1==============//
  TempAndHumidity  data = dht.getTempAndHumidity();
  Serial.println("Nhiet do: " + String(data.temperature, 2) + "C");
  Serial.println("Do am: " + String(data.humidity, 1) + "%");
  Serial.println(".......");
  LCD.setCursor(0, 0);
  LCD.print("Nhiet do: " + String(data.temperature, 2) + "C");
  LCD.setCursor(0, 1);
  LCD.print("Do am : " + String(data.humidity, 1) + "%");

  //===========bai 2==============//
  if(data.temperature >= 20|| data.humidity >=20) {
    digitalWrite(LED1, HIGH);
  }
  else{
    digitalWrite(LED1, LOW);
  }

  //===========bai 3==============//
  if (digitalRead(pirPin) == HIGH) {
    digitalWrite(LED2, HIGH); 
  } else {
    digitalWrite(LED2, LOW);
  }

  delay(2000);
}