import { load } from 'cheerio';

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

import { renderDescription } from './templates/description';

export const handler = async (ctx) => {
    const { category = 'zx/zxfb/' } = ctx.req.param();
    const limit = ctx.req.query('limit') ? Number.parseInt(ctx.req.query('limit'), 10) : 10;

    const rootUrl = 'http://www.agri.cn';
    const currentUrl = new URL(category.endsWith('/') ? category : `${category}/`, rootUrl).href;

    const { data: response } = await got(currentUrl);

    const $ = load(response);

    const language = $('html').prop('lang');

    let items = $('div.list_li_con, div.nxw_video_com')
        .slice(0, limit)
        .toArray()
        .map((item) => {
            item = $(item);

            const a = item.find('a').first();

            const title = a.text();
            const image = item.find('img').first().prop('src') ? new URL(item.find('img').first().prop('src'), rootUrl).href : undefined;
            const description = renderDescription({
                intro: item.find('p.con_text').text() || undefined,
                images: image
                    ? [
                          {
                              src: image,
                              alt: title,
                          },
                      ]
                    : undefined,
            });

            return {
                title,
                description,
                pubDate: parseDate(item.find('span.con_date_span').text() || `${item.find('div.com_time_p2').text().trim()}${item.find('div.com_time_p1').text()}`, ['YYYY-MM-DD', 'YYYY.MM.DD']),
                link: new URL(a.prop('href'), currentUrl).href,
                content: {
                    html: description,
                    text: item.find('p.con_text').text() || undefined,
                },
                image,
                banner: image,
                language,
            };
        });

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

                const $$ = load(detailResponse);

                const title = $$('div.detailCon_info_tit').text().trim();
                const description = renderDescription({
                    description: $$('div.content_body_box').html() || undefined,
                });

                item.title = title;
                item.description = description;
                item.pubDate = timezone(parseDate($$('meta[name="publishdate"]').prop('content')), +8);
                item.author = $$('meta[name="author"]').prop('content') || $$('meta[name="source"]').prop('content');
                item.content = {
                    html: description,
                    text: $$('div.content_body_box').text(),
                };
                item.language = language;

                item.enclosure_url = $$('div.content_body_box video').prop('src') ?? undefined;
                item.enclosure_type = item.enclosure_url ? 'video/mp4' : undefined;
                item.enclosure_title = item.enclosure_url ? title : undefined;

                return item;
            })
        )
    );

    const image = new URL($('div.logo img').prop('src'), rootUrl).href;

    return {
        title: $('title').text(),
        link: currentUrl,
        item: items,
        allowEmpty: true,
        image,
        language,
    };
};

export const route: Route = {
    path: '/:category{.+}?',
    name: '分类',
    url: 'www.agri.cn',
    maintainers: ['nczitzk'],
    handler,
    example: '/agri/zx/zxfb',
    parameters: { category: '分类，默认为 `zx/zxfb`，即最新发布，可在对应分类页 URL 中找到' },
    description: `::: tip
  若订阅 [最新发布](http://www.agri.cn/zx/zxfb/)，网址为 \`http://www.agri.cn/zx/zxfb/\`。截取 \`https://www.agri.cn/\` 到末尾的部分 \`zx/zxfb\` 作为参数填入，此时路由为 [\`/agri/zx/zxfb\`](https://rsshub.app/agri/zx/zxfb)。
:::

#### [机构](http://www.agri.cn/jg/)

| 分类                                    | ID                                         |
| --------------------------------------- | ------------------------------------------ |
| [成果展示](http://www.agri.cn/jg/cgzs/) | [jg/cgzs](https://rsshub.app/agri/jg/cgzs) |

#### [资讯](http://www.agri.cn/zx/)

| 分类                                        | ID                                         |
| ------------------------------------------- | ------------------------------------------ |
| [最新发布](http://www.agri.cn/zx/zxfb/)     | [zx/zxfb](https://rsshub.app/agri/zx/zxfb) |
| [农业要闻](http://www.agri.cn/zx/nyyw/)     | [zx/nyyw](https://rsshub.app/agri/zx/nyyw) |
| [中心动态](http://www.agri.cn/zx/zxdt/)     | [zx/zxdt](https://rsshub.app/agri/zx/zxdt) |
| [通知公告](http://www.agri.cn/zx/hxgg/)     | [zx/hxgg](https://rsshub.app/agri/zx/hxgg) |
| [全国信息联播](http://www.agri.cn/zx/xxlb/) | [zx/xxlb](https://rsshub.app/agri/zx/xxlb) |

#### [生产](http://www.agri.cn/sc/)

| 分类                                    | ID                                         |
| --------------------------------------- | ------------------------------------------ |
| [生产动态](http://www.agri.cn/sc/scdt/) | [sc/scdt](https://rsshub.app/agri/sc/scdt) |
| [农业品种](http://www.agri.cn/sc/nypz/) | [sc/nypz](https://rsshub.app/agri/sc/nypz) |
| [农事指导](http://www.agri.cn/sc/nszd/) | [sc/nszd](https://rsshub.app/agri/sc/nszd) |
| [农业气象](http://www.agri.cn/sc/nyqx/) | [sc/nyqx](https://rsshub.app/agri/sc/nyqx) |
| [专项监测](http://www.agri.cn/sc/zxjc/) | [sc/zxjc](https://rsshub.app/agri/sc/zxjc) |

#### [数据](http://www.agri.cn/sj/)

| 分类                                    | ID                                         |
| --------------------------------------- | ------------------------------------------ |
| [市场动态](http://www.agri.cn/sj/scdt/) | [sj/scdt](https://rsshub.app/agri/sj/scdt) |
| [供需形势](http://www.agri.cn/sj/gxxs/) | [sj/gxxs](https://rsshub.app/agri/sj/gxxs) |
| [监测预警](http://www.agri.cn/sj/jcyj/) | [sj/jcyj](https://rsshub.app/agri/sj/jcyj) |

#### [信息化](http://www.agri.cn/xxh/)

| 分类                                           | ID                                               |
| ---------------------------------------------- | ------------------------------------------------ |
| [智慧农业](http://www.agri.cn/xxh/zhny/)       | [xxh/zhny](https://rsshub.app/agri/xxh/zhny)     |
| [信息化标准](http://www.agri.cn/xxh/xxhbz/)    | [xxh/xxhbz](https://rsshub.app/agri/xxh/xxhbz)   |
| [中国乡村资讯](http://www.agri.cn/xxh/zgxczx/) | [xxh/zgxczx](https://rsshub.app/agri/xxh/zgxczx) |

#### [视频](http://www.agri.cn/video/)

| 分类                                               | ID                                                               |
| -------------------------------------------------- | ---------------------------------------------------------------- |
| [新闻资讯](http://www.agri.cn/video/xwzx/nyxw/)    | [video/xwzx/nyxw](https://rsshub.app/agri/video/xwzx/nyxw)       |
| [致富天地](http://www.agri.cn/video/zftd/)         | [video/zftd](https://rsshub.app/agri/video/zftd)                 |
| [地方农业](http://www.agri.cn/video/dfny/beijing/) | [video/dfny/beijing](https://rsshub.app/agri/video/dfny/beijing) |
| [气象农业](http://www.agri.cn/video/qxny/)         | [video/qxny](https://rsshub.app/agri/video/qxny)                 |
| [讲座培训](http://www.agri.cn/video/jzpx/)         | [video/jzpx](https://rsshub.app/agri/video/jzpx)                 |
| [文化生活](http://www.agri.cn/video/whsh/)         | [video/whsh](https://rsshub.app/agri/video/whsh)                 |
  `,
    categories: ['new-media'],

    features: {
        requireConfig: false,
        requirePuppeteer: false,
        antiCrawler: false,
        supportRadar: true,
        supportBT: false,
        supportPodcast: false,
        supportScihub: false,
    },
    radar: [
        {
            source: ['www.agri.cn/:category?'],
            target: (params) => {
                const category = params.category;

                return category ? `/${category}` : '';
            },
        },
        {
            title: '机构 - 成果展示',
            source: ['www.agri.cn/jg/cgzs/'],
            target: '/jg/cgzs',
        },
        {
            title: '资讯 - 最新发布',
            source: ['www.agri.cn/zx/zxfb/'],
            target: '/zx/zxfb',
        },
        {
            title: '资讯 - 农业要闻',
            source: ['www.agri.cn/zx/nyyw/'],
            target: '/zx/nyyw',
        },
        {
            title: '资讯 - 中心动态',
            source: ['www.agri.cn/zx/zxdt/'],
            target: '/zx/zxdt',
        },
        {
            title: '资讯 - 通知公告',
            source: ['www.agri.cn/zx/hxgg/'],
            target: '/zx/hxgg',
        },
        {
            title: '资讯 - 全国信息联播',
            source: ['www.agri.cn/zx/xxlb/'],
            target: '/zx/xxlb',
        },
        {
            title: '生产 - 生产动态',
            source: ['www.agri.cn/sc/scdt/'],
            target: '/sc/scdt',
        },
        {
            title: '生产 - 农业品种',
            source: ['www.agri.cn/sc/nypz/'],
            target: '/sc/nypz',
        },
        {
            title: '生产 - 农事指导',
            source: ['www.agri.cn/sc/nszd/'],
            target: '/sc/nszd',
        },
        {
            title: '生产 - 农业气象',
            source: ['www.agri.cn/sc/nyqx/'],
            target: '/sc/nyqx',
        },
        {
            title: '生产 - 专项监测',
            source: ['www.agri.cn/sc/zxjc/'],
            target: '/sc/zxjc',
        },
        {
            title: '数据 - 市场动态',
            source: ['www.agri.cn/sj/scdt/'],
            target: '/sj/scdt',
        },
        {
            title: '数据 - 供需形势',
            source: ['www.agri.cn/sj/gxxs/'],
            target: '/sj/gxxs',
        },
        {
            title: '数据 - 监测预警',
            source: ['www.agri.cn/sj/jcyj/'],
            target: '/sj/jcyj',
        },
        {
            title: '信息化 - 智慧农业',
            source: ['www.agri.cn/xxh/zhny/'],
            target: '/xxh/zhny',
        },
        {
            title: '信息化 - 信息化标准',
            source: ['www.agri.cn/xxh/xxhbz/'],
            target: '/xxh/xxhbz',
        },
        {
            title: '信息化 - 中国乡村资讯',
            source: ['www.agri.cn/xxh/zgxczx/'],
            target: '/xxh/zgxczx',
        },
        {
            title: '视频 - 新闻资讯',
            source: ['www.agri.cn/video/xwzx/nyxw/'],
            target: '/video/xwzx/nyxw',
        },
        {
            title: '视频 - 致富天地',
            source: ['www.agri.cn/video/zftd/'],
            target: '/video/zftd',
        },
        {
            title: '视频 - 地方农业',
            source: ['www.agri.cn/video/dfny/beijing/'],
            target: '/video/dfny/beijing',
        },
        {
            title: '视频 - 气象农业',
            source: ['www.agri.cn/video/qxny/'],
            target: '/video/qxny',
        },
        {
            title: '视频 - 讲座培训',
            source: ['www.agri.cn/video/jzpx/'],
            target: '/video/jzpx',
        },
        {
            title: '视频 - 文化生活',
            source: ['www.agri.cn/video/whsh/'],
            target: '/video/whsh',
        },
    ],
};
