const got = require('@/utils/got');
const cheerio = require('cheerio');
const queryString = require('query-string');
const config = require('@/config').value;
const { parseDate } = require('@/utils/parse-date');
const timezone = require('@/utils/timezone');

module.exports = async (ctx) => {
    const tid = ctx.params.tid;
    const cookieString = config.saraba1st.cookie ? config.saraba1st.cookie : '';

    const res = await got('https://bbs.saraba1st.com/2b/forum.php', {
        searchParams: queryString.stringify({
            mod: 'viewthread',
            tid,
            ordertype: 1,
        }),
        headers: {
            Cookie: cookieString,
        },
    });

    const $ = cheerio.load(res.data);
    const title = $('#thread_subject').text();

    const list = $('#postlist > div[id^=post_]:not(:first-of-type)');
    const count = [];

    for (let i = 0; i < Math.min(list.length, 20); i++) {
        count.push(i);
    }
    const resultItems = count.map((i) => {
        const each = $(list[i]);
        const floor = each.find('td.plc .pi a > em').text();
        const floorUrl = each.find('td.plc .pi a').attr('href');
        const contentHtml = $(each.find('td.t_f'));
        const imgsHtml = contentHtml.find('img');
        for (let i = 0; i < imgsHtml.length; i++) {
            if (imgsHtml[i].attribs.src === 'https://static.saraba1st.com/image/common/none.gif') {
                imgsHtml[i].attribs.src = imgsHtml[i].attribs.file;
                const imgHtml = $(imgsHtml[i]);
                imgHtml.removeAttr('zoomfile');
                imgHtml.removeAttr('file');
                imgHtml.removeAttr('onmouseover');
                imgHtml.removeAttr('onclick');
            }
        }
        contentHtml.find('div.aimg_tip').remove();
        return {
            title: `${title} #${floor}`,
            link: new URL(floorUrl, 'https://bbs.saraba1st.com/2b/').href,
            description: contentHtml.html(),
            author: each.find('.authi .xw1').text(),
            pubDate: timezone(parseDate(each.find('.authi em').text()), +8),
        };
    });

    ctx.state.data = {
        title: `Stage1 论坛 - ${title}`,
        link: `https://bbs.saraba1st.com/2b/thread-${tid}-1-1.html`,
        item: resultItems,
    };
};