const got = require('@/utils/got');
const cheerio = require('cheerio');
const path = require('path');
const { art } = require('@/utils/render');

const { CookieJar } = require('tough-cookie');
const cookieJar = new CookieJar();

module.exports = async (ctx) => {
    const journal = ctx.params.journal;
    const host = 'https://www.mdpi.com';
    const jrnlUrl = `${host}/journal/${journal}`;

    const response = await got(jrnlUrl, {
        cookieJar,
    });
    const $ = cheerio.load(response.data);
    const jrnlName = $('.journal__description').find('h1').text();
    const issueUrl = `${host}${$('.side-menu-ul').find('a').eq(1).attr('href')}`;

    const response2 = await got(issueUrl, {
        cookieJar,
    });
    const $2 = cheerio.load(response2.data);
    const issue = $2('.content__container').find('h1').text().trim();
    const list = $2('.article-item')
        .map((_, item) => {
            const title = $2(item).find('.title-link').text();
            const link = `${host}${$2(item).find('.title-link').attr('href')}`;
            const authors = $2(item).find('.authors').find('.inlineblock').text();
            const doiLink = $2(item).find('.color-grey-dark').find('a').attr('href');
            let doi = '';
            if (typeof doiLink !== 'undefined') {
                doi = doiLink.replace('https://doi.org/', '');
            }
            $2(item).find('.abstract-full').find('a').remove();
            const abstract = $2(item).find('.abstract-full').text().trim();
            const img = `${host}${$2(item).find('.openpopupgallery').find('img').attr('data-src')}`;
            return {
                title,
                authors,
                link,
                doi,
                abstract,
                issue,
                img,
            };
        })
        .get();

    const renderDesc = (item) =>
        art(path.join(__dirname, 'templates/description.art'), {
            item,
        });
    const items = list.map((item) => {
        item.description = renderDesc(item);
        return item;
    });

    ctx.state.data = {
        title: jrnlName,
        link: jrnlUrl,
        item: items,
    };
};