const got = require('@/utils/got');
const cheerio = require('cheerio');
const { parseDate } = require('@/utils/parse-date');

module.exports = async (ctx) => {
    const link = 'https://weekly.caixin.com';

    const { data: response } = await got(link);
    const $ = cheerio.load(response);

    const list = $('.mi')
        .toArray()
        .map((item) => ({
            link: $(item).find('a').attr('href'),
        }))
        .concat(
            $('.xsjCon a')
                .toArray()
                .map((item) => ({
                    link: $(item).attr('href'),
                }))
        )
        .slice(0, ctx.query.limit ? parseInt(ctx.query.limit, 10) : 10);

    const items = await Promise.all(
        list.map((item) =>
            ctx.cache.tryGet(item.link, async () => {
                const { data } = await got(item.link);
                const $ = cheerio.load(data);

                item.title = $('head title').text();
                item.pubDate = parseDate(
                    $('.source')
                        .text()
                        .match(/出版日期：(\d{4}-\d{2}-\d{2})/)[1]
                );

                $('.subscribe').remove();

                const report = $('.report');
                report.find('.title, .source, .date').remove();

                item.description = $('.cover').html() + report.html() + $('.magIntro2').html();

                return item;
            })
        )
    );

    ctx.state.data = {
        title: $('head title').text(),
        link,
        item: items,
    };
};