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

module.exports = async (ctx) => {
    const baseUrl = 'https://www.ithome.com.tw';
    const currentUrl = `${baseUrl}/${ctx.params.category}/feeds`;
    const response = await got(currentUrl);
    const $ = cheerio.load(response.data);
    const name = $('a.active-trail').text();
    const items = await Promise.all(
        $('.title a')
            .get()
            .map((item) => {
                const link = baseUrl + $(item).attr('href');
                return ctx.cache.tryGet(link, async () => {
                    const response = await got(link);
                    const $ = cheerio.load(response.data);
                    return {
                        title: $('.page-header').text(),
                        author: $('.author a').text(),
                        description: $('article').eq(0).html(),
                        pubDate: timezone(parseDate($('.created').text(), 'YYYY-MM-DD'), +8),
                        category: name,
                        link,
                    };
                });
            })
    );

    ctx.state.data = {
        title: `${name} | iThome`,
        link: currentUrl,
        description: 'iThome Online 是臺灣第一個網路原生報，提供IT產業即時新聞、企業IT產品報導與測試、技術專題、IT應用報導、IT書訊，以及面向豐富的名家專欄。',
        item: items,
    };
};