import grabDirNames from "../../utils/grab-dir-names";
import path from "path";
import isDevelopment from "../../utils/is-development";
import { existsSync } from "fs";

const { HYDRATION_DST_DIR } = grabDirNames();

type Params = {
    req: Request;
};

export default async function ({ req }: Params): Promise<Response> {
    try {
        const is_dev = isDevelopment();
        const url = new URL(req.url);
        const file_path = path.join(
            HYDRATION_DST_DIR,
            url.pathname.replace(/\/\.bunext\/public\/pages\//, ""),
        );

        if (!file_path.startsWith(HYDRATION_DST_DIR + path.sep)) {
            return new Response("Forbidden", { status: 403 });
        }

        if (!existsSync(file_path)) {
            return new Response(`File Doesn't Exist`, {
                status: 404,
            });
        }

        const file = Bun.file(file_path);
        return new Response(file);
    } catch (error) {
        return new Response(`File Not Found`, {
            status: 404,
        });
    }
}