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path: root/packages/backend/src/server/api/endpoints/fetch-rss.ts
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import Parser from 'rss-parser';
import { Inject, Injectable } from '@nestjs/common';
import { Endpoint } from '@/server/api/endpoint-base.js';
import type { Config } from '@/config.js';
import { DI } from '@/di-symbols.js';
import { HttpRequestService } from '@/core/HttpRequestService.js';

const rssParser = new Parser();

export const meta = {
	tags: ['meta'],

	requireCredential: false,
	allowGet: true,
	cacheSec: 60 * 3,
} as const;

export const paramDef = {
	type: 'object',
	properties: {
		url: { type: 'string' },
	},
	required: ['url'],
} as const;

// eslint-disable-next-line import/no-default-export
@Injectable()
export default class extends Endpoint<typeof meta, typeof paramDef> {
	constructor(
		@Inject(DI.config)
		private config: Config,

		private httpRequestService: HttpRequestService,
	) {
		super(meta, paramDef, async (ps, me) => {
			const res = await this.httpRequestService.send(ps.url, {
				method: 'GET',
				headers: {
					Accept: 'application/rss+xml, */*',
				},
				timeout: 5000,
			});

			const text = await res.text();

			return rssParser.parseString(text);
		});
	}
}