import * as path from "https://deno.land/std/path/mod.ts";
import { exists } from "./fsUtilis.ts";

let __dirname = path.dirname(new URL(import.meta.url).pathname);
(__dirname.startsWith("/") || __dirname.startsWith("//")) && (__dirname = __dirname.slice(1))

const filePath = path.join(__dirname, "..", "uploads");
!await exists(filePath) && (await Deno.mkdir(filePath));

export async function fileParser(file: File){
    const imageBytes = new Uint8Array(await file.arrayBuffer());
    const rngName = crypto.randomUUID();

    const fileName = rngName + "." + file.type.split("/")[1]
    await Deno.writeFile(path.join(filePath, fileName), imageBytes);

    return {
        newFileName: rngName,
        newFileNameWithExt: fileName,
        filePath: path.join(filePath, fileName),
        fileLength: imageBytes.length
    }
}