#include <WiFi.h>
#include<WiFiClient.h>
#include<FirebaseESP32.h>
const char* ssid = "Wokwi-GUEST";
const char* password = "";
const char* url = "https://assignment-c9eaa-default-rtdb.firebaseio.com";
const char* key = "cD5ngwmaRPm2CcElpsrocWLpoThmUuZULb6bthka";
const int relay = 4;
FirebaseData fbdo;

void setup()
{
    Firebase.begin(url,key);
    Serial.begin(115200);
    delay(10);
    pinMode(relay,OUTPUT);
    Serial.print("Connecting to ");
    Serial.println(ssid);
    WiFi.begin(ssid, password);

    while (WiFi.status() != WL_CONNECTED) {
        delay(500);
        Serial.print(".");
    }

    Serial.println("");
    Serial.println("WiFi connected");
    Serial.println("IP address: ");
    Serial.println(WiFi.localIP());
    Firebase.reconnectWiFi(true);
    //Firebase.setInt("value",0);
}
void loop()
{ int temp = 0;
    temp=Firebase.getInt(fbdo,"/value");
    //fireStatus=Firebase.getInt("value");
    //if(Firebase.getInt(fbdo,"/value")==1)
    if(temp==1)
    {
        digitalWrite(relay,HIGH);
    }
    else 
    {
        digitalWrite(relay,LOW);
    }
    //else
    //{
       // Serial.println("command error! please send 0/1");
    //}
}