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

LiquidCrystal_I2C lcd(0x27, 16, 2);

int LDR_Val = 0;     
int sensor = 25;      
int led = 32;      
const int DHT_PIN = 15;
DHTesp dhtSensor;
void setup() {
    lcd.init();               // initialize the lcd
    lcd.backlight(); 
    Serial.begin(115200);     
    pinMode(led, OUTPUT);  
    dhtSensor.setup(DHT_PIN, DHTesp::DHT22);  
}
void loop() {
  TempAndHumidity  data = dhtSensor.getTempAndHumidity();
  Serial.println("Temp: " + String(data.temperature, 2) + "°C");
  Serial.println("Humidity: " + String(data.humidity, 1) + "%");
  lcd.setCursor(0, 0);
  lcd.print("Nhiet do : " + String(data.temperature,1) + "C");
  lcd.setCursor(0,1);
  lcd.print("Do am: " + String(data.humidity,1) + "%"); 
  delay(1000);

    LDR_Val = analogRead(sensor);   
    Serial.print("LDR Output Value: ");
    Serial.println(LDR_Val);   
    if(LDR_Val > 100) {       
        lcd.clear();
        lcd.setCursor(0, 0); // start to print at the first row
        lcd.print("gia  tri cd anh sang: ");
        lcd.print(LDR_Val);
        lcd.setCursor(0, 1);
        lcd.print(" tat den ");
        lcd.setCursor(0, 0);
        lcd.print(" troi sáng ");
        lcd.setCursor(0, 1);
        digitalWrite(led,LOW); 
        delay(1000);
    }
    else {
        lcd.clear();
        lcd.setCursor(0, 0); // start to print at the first row
        lcd.print("LDR: ");
        lcd.print(LDR_Val);
        lcd.setCursor(0, 1);
        lcd.println("sang den ");
         lcd.println(" troi tối ");
        digitalWrite(led,HIGH);  
    }
    delay(1000);
}