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Easily serve all your static files
const http = require("http");
const fs = require("fs");
const path = require("path");
const util = require("util");
const PORT = process.argv[2] || 8080;
const __cwd = process.cwd();
const _access = util.promisify(fs.access);
const _readdir = util.promisify(fs.readdir);
const reqListener = async (req, res) => {
console.log(req.url);
const fp = path.join(__cwd, req.url);
try {
// If file does not exist we skill to catch block.
await _access(fp, fs.constants.F_OK);
// If path is a directory, we show directory listing.
// TODO: The only exception is the root directory, in which
// index.html will be tried first before falling back
// to directory list.
if (fs.statSync(fp).isDirectory()) {
let files = await _readdir(fp);
let d_listing = "<pre>";
d_listing += `<a href="../">../</a>\n`;
files.forEach(file => {
try {
fs.statSync(path.join(fp, file)).isDirectory()
? d_listing += `<a href="${file}/">${file}/</a>`
: d_listing += `<a href="${file}">${file}</a>`;
} catch (e) {
console.error(e.message);
d_listing += `<a href="${file}">${file}</a>`;
}
d_listing += "\n";
});
d_listing += "</pre>";
res.writeHead(200, {
"Content-Type": "text/html"
});
return res.end(d_listing);
} else {
const readable = fs.createReadStream(fp);
res.writeHead(200, {
"Content-Length": fs.statSync(fp).size,
});
readable.pipe(res);
}
} catch (e) {
console.log(e);
res.writeHead(404);
res.end(":(");
}
};
const server = http.createServer(reqListener);
server.listen(PORT, () => {
console.log(`Serving on http://localhost:${PORT}`);
});
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