import fs from "fs";
import grabDirNames from "./names/grab-dir-names";
import type { ConnectionConfig } from "mariadb";

type Return = ConnectionConfig["ssl"] | undefined;

/**
 * # Grab SSL
 */
export default function grabDbSSL(): Return {
    const { maxscaleSSLDir } = grabDirNames();
    if (!maxscaleSSLDir?.match(/./)) {
        return undefined;
    }

    const caFilePath = `${maxscaleSSLDir}/ca-cert.pem`;

    if (!fs.existsSync(caFilePath)) {
        console.log(`${caFilePath} does not exist`);
        return undefined;
    }

    return {
        ca: fs.readFileSync(`${maxscaleSSLDir}/ca-cert.pem`),
        rejectUnauthorized: false,
    };
}