const axios = require('axios');
const cheerio = require('cheerio');

/**
 * SnapInsta Instagram Downloader
 * @param {string} url - Link Instagram (Post, Reels, Story, dll)
 */
async function snapinstaDownloader(url) {
    try {
        const igRegex = /(?:https?:\/\/)?(?:www\.)?instagram\.com\/(?:p|reel|reels|tv|stories)\/([^/?&]+)/i;
        if (!igRegex.test(url)) {
            throw new Error('URL tidak valid. Pastikan URL berasal dari Instagram.');
        }

        const payload = new URLSearchParams({ url: url }).toString();

        const response = await axios.post('https://snapinsta.tel/process', payload, {
            headers: {
                'Content-Type': 'application/x-www-form-urlencoded;charset=UTF-8',
                'User-Agent': 'Mozilla/5.0 (Linux; Android 10; K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/151.0.0.0 Mobile Safari/537.36',
                'Referer': 'https://snapinsta.tel/',
                'Origin': 'https://snapinsta.tel',
                'X-Requested-With': 'XMLHttpRequest',
                'Accept': 'text/html, */*; q=0.01'
            },
            timeout: 15000
        });

        const html = response.data;
        
        if (!html.includes('download-media')) {
            throw new Error('Gagal mendapatkan link download. Akun mungkin private atau link salah.');
        }

        const $ = cheerio.load(html);
        const results = [];

        $('.download-item').each((index, element) => {
            const $el = $(element);
            
            let username = $el.find('.download-top .left').text().trim();
            username = username.replace(/\s+/g, ' '); // Bersihkan whitespace

            const thumbnail = $el.find('.media-box img[alt="Preview"]').attr('src') || '';

            const downloadUrl = $el.find('.download-media').attr('href') || '';
            const mediaType = $el.find('.download-media').text().trim(); // misal: "Download Video" atau "Download Photo"

            if (downloadUrl) {
                results.push({
                    username: username,
                    thumbnail: thumbnail,
                    type: mediaType,
                    url: downloadUrl
                });
            }
        });

        return {
            success: true,
            creator: "Zix?",
            username: results.length > 0 ? results[0].username : '',
            results: results
        };

    } catch (error) {
        return {
            success: false,
            message: error.message || 'Terjadi kesalahan pada server'
        };
    }
}

// Contoh penggunaan 
const targetUrl = 'https://www.instagram.com/reel/Db-VI2bzYEN/?igsi=c2pqN3EyOTlzNDEz'; // URL dari data Anda

(async () => {
    console.log(`Sedang memproses: ${targetUrl}\n`);
    const result = await snapinstaDownloader(targetUrl);
    
    if (result.success) {
        console.log(`✅ Berhasil! Username: @${result.username}`);
        console.log(`Jumlah media ditemukan: ${result.results.length}`);
        console.log(JSON.stringify(result, null, 2));
    } else {
        console.error(`❌ Gagal: ${result.message}`);
    }
})();