import type { RequestHandler } from './$types';
import { API_BASE_URL } from '$lib/server/config';

export const GET: RequestHandler = async (event) => {
	const url = new URL('/events', API_BASE_URL).toString();
	const headers = new Headers();

	const cookie = event.request.headers.get('cookie');
	if (cookie) {
		headers.set('cookie', cookie);
	}
	headers.set('accept', 'text/event-stream');

	const response = await event.fetch(url, {
		method: 'GET',
		headers,
		credentials: 'include'
	});

	const proxiedHeaders = new Headers(response.headers);
	if (!proxiedHeaders.has('content-type')) {
		proxiedHeaders.set('content-type', 'text/event-stream');
	}
	proxiedHeaders.set('cache-control', 'no-cache');

	return new Response(response.body, {
		status: response.status,
		statusText: response.statusText,
		headers: proxiedHeaders
	});
};