import express from "express";
import path from "path";

import type { NodeCG } from "../types/nodecg";
import { authCheck } from "./util/authcheck";
import { sendFile } from "./util/send-file";

export class SharedSourcesLib {
	app = express();

	constructor(bundles: NodeCG.Bundle[]) {
		this.app.get(
			"/bundles/:bundleName/shared/*",
			authCheck,
			(req, res, next) => {
				const { bundleName } = req.params as Record<string, string>;
				const bundle = bundles.find((b) => b.name === bundleName);
				if (!bundle) {
					next();
					return;
				}

				// Essentially behave like express.static
				// Serve up files with no extra logic
				const resName = req.params[0]!;
				const parentDir = path.join(bundle.dir, "shared");
				const fileLocation = path.join(parentDir, resName);
				sendFile(parentDir, fileLocation, res, next);
			},
		);
	}
}