const axios = require('@/utils/axios');
const cheerio = require('cheerio');
const url = require('url');

const host = 'https://www.apple.com/';

module.exports = async (ctx) => {
    let link;

    if (!ctx.params.country) {
        ctx.params.country = 'cn';
    }

    ctx.params.country === 'us' ? (link = url.resolve(host, '/support/exchange_repair/')) : (link = url.resolve(host, `${ctx.params.country}/support/exchange_repair/`));

    const response = await axios.get(link);

    const $ = cheerio.load(response.data);

    const list = $('tr td a')
        .map((i, e) => $(e).attr('href'))
        .get();

    const titlelist = $('tr td a')
        .map((i, e) => $(e).text())
        .get();

    // const datelist = $('tr td p')
    //     .map((i, e) =>
    //         $(e)
    //             .text()
    //             .trim()
    //     )
    //     .get();

    const out = await Promise.all(
        list.map(async (itemUrl, index) => {
            itemUrl = url.resolve(host, itemUrl);
            const cache = await ctx.cache.get(itemUrl);
            if (cache) {
                return Promise.resolve(JSON.parse(cache));
            }

            const response = await axios.get(itemUrl);
            const $ = cheerio.load(response.data);
            const description = $('#welcome').html()
                ? $('#welcome')
                      .html()
                      .replace(/src="\//g, `src="${url.resolve(host, '.')}`)
                : null;

            const single = {
                title: titlelist[index],
                link: itemUrl,
                author: 'Apple Inc.',
                description: description,
                // pubDate: new Date(datelist[index].replace(/(\d+) 年 (\d+) 月 (\d+) 日/, '$1-$2-$3')).toISOString(),
            };

            ctx.cache.set(itemUrl, JSON.stringify(single));
            return Promise.resolve(single);
        })
    );

    const title = ctx.params.country === 'cn' ? 'Apple 支持 -- 更换和维修扩展计划' : `Apple ${ctx.params.country.toUpperCase()} Support -- Exchange and Repair Extension Programs`;

    ctx.state.data = {
        title,
        link,
        item: out,
    };
};