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

module.exports = async (ctx) => {
    const api_url = `https://sspai.com/api/v1/topics?offset=0&limit=20&include_total=false`;
    const resp = await got({
        method: 'get',
        url: api_url,
    });
    const data = resp.data.list;
    const items = await Promise.all(
        data.map((item) => {
            const link = `https://sspai.com/topic/${item.id}`;
            let description = '';

            const key = `sspai:topics:${item.id}`;
            return ctx.cache.tryGet(key, () => {
                description = `${item.intro}<br><img src="https://cdn.sspai.com/${item.banner}" /><br>如有兴趣,请复制链接订阅 <br> <h3>https://rsshub.app/sspai/topic/${item.id}</h3>`;

                return {
                    title: item.title.trim(),
                    description,
                    link,
                    pubDate: parseDate(item.released_at * 1000),
                    author: item.author.nickname,
                };
            });
        })
    );

    ctx.state.data = {
        title: `少数派专题广场更新推送`,
        link: `https://sspai.com/topics`,
        description: `仅仅推送新的专题(集合型而非具体文章) `,
        item: items,
    };
};