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

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

    const rootUrl = 'https://xyzrank.com';
    const currentUrl = `${rootUrl}/#/${category}`;

    let response = await got({
        method: 'get',
        url: rootUrl,
    });

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

    response = await got({
        method: 'get',
        url: response.data.match(/<script type="module" crossorigin src="(.*?)"><\/script>/)[1],
    });

    const matches = response.data.match(/pI="(.*?)",gI="(.*?)",mI="(.*?)",_I="(.*?)";var/);

    const categories = {
        '': {
            url: matches[3],
            title: '热门节目',
            id: 'hot-episodes',
            type: 'episodes',
        },
        'hot-podcasts': {
            url: matches[1],
            title: '热门播客',
            id: 'full',
            type: 'podcasts',
        },
        'hot-episodes-new': {
            url: matches[4],
            title: '新锐节目',
            id: 'hot-episodes-new',
            type: 'episodes',
        },
        'new-podcasts': {
            url: matches[2],
            title: '新锐播客',
            id: 'new-podcasts',
            type: 'podcasts',
        },
    };

    response = await got({
        method: 'get',
        url: categories[category].url,
    });

    const type = categories[category].type;

    const items = response.data.data[type].slice(0, ctx.query.limit ? parseInt(ctx.query.limit) : 250).map((item, index) => ({
        title: `#${index + 1} ${item.title ?? item.name}`,
        category: [item.primaryGenreName],
        author: item.authorsText,
        link: `${item.link ?? item.links[0].url}${item.trackCount ? `#${item.trackCount}` : ''}`,
        pubDate: parseDate(item.postTime ?? item.lastReleaseDate),
        description: art(path.join(__dirname, 'templates/description.art'), {
            logo: item.logoURL,
            items:
                type === 'podcasts'
                    ? {
                          '#': index + 1,
                          播客电台: item.name,
                          主持: item.authorsText,
                          分类: item.primaryGenreName,
                          更新频率: `${(item.avgUpdateFreq / 24).toFixed(1)}天`,
                          最近更新: `${item.lastReleaseDateDayCount.toFixed(1)}天前`,
                          总集数: item.trackCount,
                          平均时长: `${item.avgDuration}′`,
                          平均播放量: item.avgPlayCount,
                          平均评论量: item.avgCommentCount,
                          千播互动量: (item.avgInteractIndicator * 1000).toFixed(0),
                          平均打开率: `${(item.avgOpenRate * 100).toFixed(1)}%`,
                          小宇宙: item.links[0].url,
                          'Apple Podcasts': item.links[1].url,
                          官方网站: item.links[2].url,
                          'RSS 订阅': item.links[3].url,
                      }
                    : {
                          '#': index + 1,
                          节目标题: item.title,
                          播客电台: item.podcastName,
                          播放量: item.playCount,
                          评论量: item.commentCount,
                          互动率: `${((item.commentCount / item.playCount) * 100).toFixed(1)}%`,
                          打开率: `${(item.openRate * 100).toFixed(1)}%`,
                          时长: `${item.duration}′`,
                          发布时间: item.postTime,
                          分类: item.primaryGenreName,
                          链接: item.link,
                      },
        }),
    }));

    ctx.state.data = {
        title: `${$('title').text()} - ${categories[category].title}`,
        link: currentUrl,
        item: items,
        description: $('meta[property="og:description"]').attr('content'),
    };
};