import { Route } from '@/types';
import { config } from '@/config';

import parseArticle from './parse-article.js';
import { getUserCatalogMainContentQuery } from './graphql.js';
import ConfigNotFoundError from '@/errors/types/config-not-found.js';
import InvalidParameterError from '@/errors/types/invalid-parameter.js';

export const route: Route = {
    path: '/list/:user/:catalogId',
    categories: ['blog'],
    example: '/medium/list/imsingee/f2d8d48096a9',
    parameters: { user: 'Username', catalogId: 'List ID' },
    features: {
        requireConfig: false,
        requirePuppeteer: false,
        antiCrawler: false,
        supportBT: false,
        supportPodcast: false,
        supportScihub: false,
    },
    name: 'List',
    maintainers: ['ImSingee'],
    handler,
    description: `The List ID is the last part of the URL after \`-\`, for example, the username in [https://medium.com/@imsingee/list/collection-7e67004f23f9](https://medium.com/@imsingee/list/collection-7e67004f23f9) is \`imsingee\`, and the ID is \`7e67004f23f9\`.

::: warning
  To access private lists, only self-hosting is supported.
:::`,
};

async function handler(ctx) {
    const user = ctx.req.param('user');
    const catalogId = ctx.req.param('catalogId');

    const cookie = config.medium.cookies[user];

    const catalog = await getUserCatalogMainContentQuery(user, catalogId, cookie);
    ctx.set('json', catalog);

    if (catalog && catalog.__typename === 'Forbidden') {
        throw new ConfigNotFoundError(`无权访问 id 为 ${catalogId} 的 List（可能是未设置 Cookie 或 Cookie 已过期）`);
    }
    if (!catalog || !catalog.itemsConnection) {
        throw new InvalidParameterError(`id 为 ${catalogId} 的 List 不存在`);
    }

    const name = catalog.name;
    const urls = catalog.itemsConnection.items.map((item) => item.entity.mediumUrl);

    const parsedArticles = await Promise.all(urls.map((url) => parseArticle(ctx, url)));

    return {
        title: `List: ${name}`,
        link: `https://medium.com/@${user}/list/${catalogId}`,
        item: parsedArticles,
    };
}