package com.example;

// import the necessary classes
import java.io.IOException;
import java.net.InetSocketAddress;
import java.net.Proxy;
import java.util.ArrayList;
import java.util.List;
import java.util.Random;

import okhttp3.*;

public class Main {
        // define a proxy pool
       private static final List<ProxyInfo> proxyList = new ArrayList<>();

    static {
        proxyList.add(new ProxyInfo("140.238.247.9", 8100));
        proxyList.add(new ProxyInfo("213.188.211.61", 3128));
        proxyList.add(new ProxyInfo("67.43.227.229", 20195));
    }

    // create static proxyInfo class
    static class ProxyInfo {
        String host;
        int port;

        ProxyInfo(String host, int port) {
            this.host = host;
            this.port = port;
        }
    }

    String run(String url) throws IOException {
        // randomly select a proxy from the list
        Random random = new Random();
        int index = random.nextInt(proxyList.size());
        ProxyInfo proxyInfo = proxyList.get(index);

        // create a proxy object with the selected proxy details
        Proxy proxy = new Proxy(Proxy.Type.HTTP, new InetSocketAddress(proxyInfo.host, proxyInfo.port));

        // create a OkHttpClient builder instance and configure it to use the proxy
        OkHttpClient client = new OkHttpClient.Builder()
            .proxy(proxy)
            .build();

        // create a request with the provided URL
        Request request = new Request.Builder()
            .url(url)
            .build();
        // execute the request and obtain the response
        try (Response response = client.newCall(request).execute()) {
            // return the response body as a string
            return response.body().string();
        }
    }

    public static void main(String[] args) throws IOException {
        // create an instance of the Main class
        Main example = new Main();
        // make a GET request to the specified URL and print the response
        String response = example.run("https://httpbin.io/ip");
        System.out.println(response);
    }

}