#include "FirebaseESP32.h"
#include "DHT.h"
#include <string.h>
#include <WiFi.h>
#include <WiFiClient.h>

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

#define FIREBASE_HOST "https://esp32-dht22-c129b-default-rtdb.firebaseio.com/"
#define FIREBASE_AUTH "RAToRJNskQlO4O4uuyj2YYiZVm8hLosq6gcZJZXD"
FirebaseData fbdo; // tao bien de quan ly firebase


const int BUZZER = 14;
const int LED = 13;
const int DHTPIN = 15;
const int DHTTYPE = DHT22;
DHT dht(DHTPIN,DHTTYPE);

WiFiClient  client;
unsigned long dataMillis = 0;

void setup() {
  Serial.begin(115200);
  pinMode(LED,OUTPUT);
  digitalWrite(LED, LOW);
  pinMode(BUZZER,OUTPUT);
  digitalWrite(BUZZER, LOW);
  dht.begin();
  Serial.print("Connecting to SSID:");
  WiFi.begin(ssid,pass);
  while (WiFi.status() != WL_CONNECTED) {
    delay(500);
    Serial.print(".");
  }
  Serial.println("");
  Serial.print("WiFi connected");
  Serial.print(", IP address: ");
  Serial.println(WiFi.localIP());
  Firebase.begin(FIREBASE_HOST,FIREBASE_AUTH);
}
void loop() {
  float doam = dht.readHumidity();
  float doC = dht.readTemperature();
  Serial.println("Do am: " + String(doam) + "%");
  Serial.println("NNhiet do: " + String(doC) + " C");
  Firebase.setInt(fbdo, "/DuLieu/Do am", doam);
  Firebase.setInt(fbdo, "/DuLieu/Nhiet do", doC);
  delay(100);

  if (doC > 40 && doam > 60) {
     digitalWrite(LED, HIGH);
    delay(500);  // Bật LED trong 0.5 giây
    digitalWrite(LED, LOW);
    delay(500);  // Tắt LED trong 0.5 giây
    digitalWrite(BUZZER, HIGH);
    delay(500);  // Tắt và bật lại buzzer sau 0.5 giây
    digitalWrite(BUZZER, LOW);
    delay(500);  // Chờ 0.5 giây trước khi lặp lại quá trình
  } else {
    digitalWrite(LED, LOW);
    digitalWrite(BUZZER, LOW);
    delay(1000);  // Chờ 1 giây trước khi lặp lại quá trình
  }
}