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

module.exports = async (ctx) => {
    const category = ctx.params.category ?? 'news';

    const rootUrl = 'https://focustaiwan.tw';
    const currentUrl = `${rootUrl}/cna2019api/cna/FTNewsList`;

    const response = await got({
        method: 'post',
        url: currentUrl,
        form: {
            action: 4,
            category,
            pageidx: 2,
            pagesize: 50,
        },
    });

    const list = response.data.ResultData.Items.map((item) => ({
        title: item.HeadLine,
        link: item.PageUrl,
        category: item.ClassName,
        pubDate: timezone(parseDate(item.CreateTime), +8),
    }));

    const items = await Promise.all(
        list.map((item) =>
            ctx.cache.tryGet(item.link, async () => {
                const detailResponse = await got({
                    method: 'get',
                    url: item.link,
                });

                const content = cheerio.load(detailResponse.data);

                content('img').each(function () {
                    content(this).html(`<img src="${content(this).attr('data-src')}">`);
                });

                const image = content('meta[property="og:image"]').attr('content');
                const matches = detailResponse.data.match(/var pAudio_url = "(.*)\.mp3";/);

                if (matches) {
                    item.enclosure_url = matches[1];
                    item.enclosure_type = 'audio/mpeg';
                    item.itunes_item_image = image;
                }

                item.description = art(path.join(__dirname, 'templates/article.art'), {
                    image,
                    description: content('.paragraph').html(),
                });

                return item;
            })
        )
    );

    ctx.state.data = {
        title: response.data.ResultData.MetaData.Title,
        link: response.data.ResultData.MetaData.CanonicalUrl,
        item: items,
        itunes_author: 'Focus Taiwan',
        image: 'https://imgcdn.cna.com.tw/Eng/website/img/default.png',
    };
};