microsite/dist/server/fetch.js

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import _fetch, { Response, FetchError } from "node-fetch";
import { resolve } from 'path';
import { promises as fsp } from 'fs';
import { readDir } from "../utils/fs.js";
const cwd = import.meta.url.slice('file:/'.length).split('node_modules')[0].slice(0, -1);
async function fetch(url, init) {
    if (typeof url === 'string' && !url.startsWith('http')) {
        url = resolve(cwd, `.${url}`);
        try {
            const stat = await fsp.stat(url);
            if (stat.isFile()) {
                const content = await fsp.readFile(url, 'utf-8');
                return new Response(content);
            }
            else if (stat.isDirectory()) {
                let contents = await readDir(url);
                contents = contents.map(path => path.slice(url.length));
                const res = new Response(JSON.stringify(contents));
                res.headers.set('Content-Type', 'application/json');
                return res;
            }
        }
        catch (e) {
            const err = new FetchError(`Unable to fetch ${url}. ${e.message}`);
            err.code = 'ERR_NOT_FOUND';
            err.errno = '404';
            throw err;
        }
    }
    return _fetch(url, init);
}
export default fetch;