const axios = require('axios');
const cheerio = require('cheerio');
const FormData = require('form-data');

async function igstory(url) {
    try {
        if (!/^https:\/\/www\.instagram\.com\/stories\/[a-zA-Z0-9_.]+\/?/.test(url)) throw new Error('Invalid ig story url');
        
        const rynn = new FormData();
        rynn.append('url', url);
        const { data: a } = await axios.post('https://savevid.net/api/userverify', rynn, {
            headers: rynn.getHeaders()
        });
        
        const form = new FormData();
        form.append('q', url);
        form.append('t', 'media');
        form.append('lang', 'en');
        form.append('v', 'v2');
        form.append('cftoken', a.token);
        const { data } = await axios.post('https://v3.savevid.net/api/ajaxSearch', form, {
            headers: form.getHeaders()
        });
        const $ = cheerio.load(data.data);
        const stories = [];
    
        $('ul.download-box > li').each((_, rynn) => {
            const dl_url = $(rynn).find('.download-items__btn:not(.dl-thumb) a').attr('href');
            if (dl_url) stories.push(dl_url);
        });
    
        return stories;
    } catch (error) {
        throw new Error(error.message);
    }
}

// Usage:
const resp = await igstory('https://www.instagram.com/stories/kitsunee.___/');
console.log(resp);