#include <LCD_I2C.h>
LCD_I2C lcd(0x27, 16, 2);

#include "DHT.h"

#define DHTTYPE DHT22
#define DHTPIN 23
DHT dht (23, DHT22);

#include <Blynk.h>

#define BLYNK_PRINT Serial

#define BLYNK_TEMPLATE_ID "TMPL6mNb8FkCj"
#define BLYNK_TEMPLATE_NAME "DHT"
#define BLYNK_AUTH_TOKEN "hS1xpRH4d5umGG1PAD6Sfcy2MiJEP91h"

#include <WiFi.h>
#include <WiFiClient.h>
#include <BlynkSimpleEsp32.h>

char auth[] = BLYNK_AUTH_TOKEN;
char ssid[] = "Wokwi-GUEST";
char pass[] = "";

#define buz 19

bool en;
BLYNK_WRITE(V4){
  en = param.asInt();
}

bool led;
BLYNK_WRITE(V5){
  led = param.asInt();
}

int sp;
BLYNK_WRITE(V3){
  sp = param.asInt();
}

void setup() {
Serial.begin(9600);
Blynk.begin(auth, ssid, pass);
lcd.begin();
lcd.backlight();
dht.begin();
pinMode(buz, OUTPUT);
}

void loop() {
 float h = dht.readHumidity();
 float t = dht.readTemperature();

lcd.setCursor(0,0);
lcd.print("t:");
lcd.print(t);
lcd.setCursor(9,0);
lcd.print("h:");
lcd.print(h);
lcd.print(" ");
lcd.setCursor(0,1);
lcd.print("s:");
lcd.print(sp);
lcd.setCursor(5,1);
lcd.print("e:");
lcd.print(en);
lcd.setCursor(11,1);
lcd.print("b:");
lcd.print(" ");

if(en==0){
  lcd.setCursor(12,1);
  lcd.print("OFF");
  digitalWrite(buz,LOW);
  Blynk.virtualWrite(led,LOW);
}

if(en==1){
  lcd.setCursor(7,1);
  lcd.print("ON ");
  if(t>=sp){
    lcd.setCursor(13,1);
    lcd.print("ON ");
    digitalWrite(buz,HIGH);
    Blynk.virtualWrite(led,HIGH);
  }
  if(t<sp){
    lcd.setCursor(13,1);
    lcd.print("OFF");
    digitalWrite(buz,LOW);
    Blynk.virtualWrite(led,LOW);
  }
}


Blynk.run();
Blynk.virtualWrite(V0,h);
Blynk.virtualWrite(V1,t);
delay(2000);
}