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

module.exports = async (ctx) => {
    const link = 'http://jwgl.ouc.edu.cn/public/listSchoolNotices.action?currentPage=1&recordsPerPage=15&qtitle=';
    const response = await got(link);
    const $ = cheerio.load(response.data);
    const list = $('div.datalist table tbody tr')
        .toArray()
        .map((e) => {
            e = $(e);
            const noticeId = e
                .find('a')
                .attr('onclick')
                .match(/viewNotice\('(.+?)'\)/)[1];
            const tds = e.find('td');
            return {
                title: tds.eq(2).text(),
                link: 'http://jwgl.ouc.edu.cn/public/viewSchoolNoticeDetail.action?schoolNoticeId=' + noticeId,
                pubDate: parseDate(tds.eq(3).text(), 'YYYY-MM-DD HH:mm'),
            };
        });

    const out = await Promise.all(
        list.map((item) =>
            ctx.cache.tryGet(item.link, async () => {
                const response = await got(item.link);
                const $ = cheerio.load(response.data);
                item.description = $('div.notice').html();
                return item;
            })
        )
    );

    ctx.state.data = {
        title: '中国海洋大学选课信息教务通知',
        link,
        description: '中国海洋大学选课信息教务通知',
        item: out,
    };
};