const express = require('express');
const axios = require('axios');
const app = express();

const PORT = process.env.PORT || 7860;

app.use(express.json());
app.use(express.urlencoded({ extended: true }));
app.use(express.static('public'));

// Live Japan Proxy fetch karne ka function
async function getJapanProxy() {
    try {
        const url = 'https://api.proxyscrape.com/v2/?request=displayproxies&protocol=http&timeout=10000&country=JP&ssl=all&anonymity=all';
        const response = await axios.get(url);
        const proxies = response.data.trim().split('\r\n');
        if (proxies.length > 0 && proxies[0] !== "") {
            const [host, port] = proxies[0].split(':');
            return { host, port: parseInt(port) };
        }
        // Fallback IP agar API fail ho jaye
        return { host: '210.140.10.20', port: 8080 };
    } catch (e) {
        return { host: '210.140.10.20', port: 8080 };
    }
}

// Yeh route direct website ka data fetch karke screen par render karega
app.get('/go', async (req, res) => {
    let targetUrl = req.query.url;
    if (!targetUrl) return res.send("URL missing hai!");

    if (!/^https?:\/\//i.test(targetUrl)) {
        targetUrl = 'https://' + targetUrl;
    }

    const proxy = await getJapanProxy();
    console.log(`Using Japan Proxy: ${proxy.host}:${proxy.port}`);

    try {
        const response = await axios({
            method: 'get',
            url: targetUrl,
            headers: { 'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64)' },
            proxy: proxy,
            timeout: 12000,
            responseType: 'text'
        });
        
        // Iframe bypass: Seedhe HTML browser ko bhej do
        res.send(response.data);
    } catch (error) {
        res.status(500).send(`<h3>Proxy Connection Failed</h3><p>Japan Server respond nahi kar raha hai. Dobara try karein. Error: ${error.message}</p>`);
    }
});

app.listen(PORT, '0.0.0.0', () => {
    console.log(`Server started on port ${PORT}`);
});