import { Route } from '@/types';
import cache from '@/utils/cache';
import got from '@/utils/got';
import { load } from 'cheerio';
import { parseDate } from '@/utils/parse-date';
import timezone from '@/utils/timezone';

const rootURL = 'http://jwch.usts.edu.cn/index';

export const route: Route = {
    path: '/jwch/:type?',
    categories: ['university'],
    example: '/usts/jwch',
    parameters: { type: '类型，默认为教务动态' },
    features: {
        requireConfig: false,
        requirePuppeteer: false,
        antiCrawler: false,
        supportBT: false,
        supportPodcast: false,
        supportScihub: false,
    },
    name: '教务处',
    maintainers: [],
    handler,
    description: `| 类型 | 教务动态 | 公告在线 | 选课通知 |
| ---- | -------- | -------- | -------- |
|      | jwdt     | ggzx     | xktz     |`,
};

async function handler(ctx) {
    const type = ctx.req.param('type') ?? 'jwdt';
    const url = `${rootURL}/${type}.htm`;
    const response = await got(url);

    const $ = load(response.data);
    const title = $('div.mainWrap.cleafix > div > div.right.fr > div.local.fl > h3').text();
    const list = $('div.list > ul > li')
        .toArray()
        .map((item) => ({
            title: $(item).find('a').text(),
            link: new URL($(item).find('a').attr('href'), rootURL).href,
        }));

    const items = await Promise.all(
        list.map((item) =>
            cache.tryGet(item.link, async () => {
                const detailResponse = await got(item.link);
                const content = load(detailResponse.data);

                let author = null;
                let pubDate = null;
                for (const item of content('div.content-title.fl > i').text().split('  ')) {
                    if (item.includes('作者：')) {
                        author = item.split('：')[1];
                    }
                    if (item.includes('时间：')) {
                        pubDate = item.split('：')[1];
                    }
                }

                item.description = content('div#vsb_content').html();
                item.author = author;
                item.pubDate = timezone(parseDate(pubDate), +8);

                return item;
            })
        )
    );

    return {
        title: `苏州科技大学 教务处 - ${title}`,
        link: url,
        item: items,
    };
}