import { parse } from "pb-parser";
import { base_url } from "./utils";
async function font_metadata_folder(folder, font, mirror) {
    let url = base_url(mirror, folder, font) + "/METADATA.pb";
    try {
        let response = await (await fetch(url));
        if (response.ok) {
            return [url, await response.text()];
        }
        return null;
    }
    catch (e) {
        return null;
    }
}
export async function retrieve_font_metadata(font, mirror) {
    let fontname = font.replace(" ", "").toLowerCase();
    let [url, raw_metadata] = (await font_metadata_folder("ofl", fontname, mirror))
        || (await font_metadata_folder("ufl", fontname, mirror))
        || (await font_metadata_folder("apache", fontname, mirror));
    return {
        url,
        metadata: parse(raw_metadata)
    };
}