// Warning: The author still knows nothing about javascript!

// params:
// type: subject type

const got = require('@/utils/got'); // get web content
const cheerio = require('cheerio'); // html parser
const get_article = require('./_article');

const base_url = 'https://$type$.solidot.org';
module.exports = async (ctx) => {
    const type = ctx.params.type || 'www';

    const list_url = base_url.replace('$type$', type);
    const response = await got({
        method: 'get',
        url: list_url,
        'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:62.0) Gecko/20100101 Firefox/62.0',
    });
    const data = response.data; // content is html format
    const $ = cheerio.load(data);

    // get urls
    const a = $('div.block_m').find('div.bg_htit > h2 > a');
    const urls = [];
    for (let i = 0; i < a.length; ++i) {
        urls.push($(a[i]).attr('href'));
    }

    // get articles
    const msg_list = await Promise.all(urls.map((u) => get_article(u)));

    // feed the data
    ctx.state.data = {
        title: '奇客的资讯，重要的东西',
        link: list_url,
        item: msg_list,
    };
};