/**
 * Example demonstrating multiple Firebase Realtime Database streams and set operations with ESP32, ESP8266, and Raspberry Pi Pico W.
 */

#include <Arduino.h>
#include <WiFi.h>
#include <HTTPClient.h>

HTTPClient http;

bool isInternetConnected() {
    // Ensure WiFi is connected
    if (WiFi.status() != WL_CONNECTED) {
        Serial.println("WiFi is not connected!");
        return false;
    }
    http.begin("http://clients3.google.com/generate_204"); // A lightweight connectivity check
    int httpCode = http.GET();
    http.end();

    if (httpCode == 204) { // HTTP 204 means success with no content
        Serial.println("Internet connection is active.");
        return true;
    } else {
        Serial.printf("Connectivity test failed, HTTP code: %d\n", httpCode);
        return false;
    }
}


void setup() {
    Serial.begin(115200);
    WiFi.begin("Wokwi-GUEST", "");
    // Connect to WiFi.

}

/**
 * Arduino loop function.
 */
void loop() {
    // Poll the database to handle internal tasks (required for streaming).
    delay(100);
     Serial.println(isInternetConnected());
}