import { execSync, type ExecSyncOptions } from "child_process";
import path from "path";
import s3DownloadFile from "../utils/s3-download";

const BACKUP_DIR = `/root/backups`;
const DOCKER_DIR = "/var/lib/docker";
const R2_FILE_NAME = `${process.env.CODERANK_HOST_DOMAIN}.tar.xz`;
const R2_FOLDER = `archives/servers`;
const BACKUP_FILE_TAR = path.join(BACKUP_DIR, R2_FILE_NAME);

const execOpts: ExecSyncOptions = {
    stdio: "inherit",
};

await s3DownloadFile({
    downloadPath: BACKUP_FILE_TAR,
    downloadFileName: R2_FILE_NAME,
    folder: R2_FOLDER,
});

execSync(`[ -f "${R2_FILE_NAME}" ] && tar -xJvf "${R2_FILE_NAME}"`, {
    cwd: BACKUP_DIR,
});

/**
 * # Restore Server Data
 */
const proxyBackupDir = `${BACKUP_DIR}/.backup/.coderank/proxy`;

execSync(
    `[ -d "${proxyBackupDir}" ] && rsync -az --delete ${proxyBackupDir}/ /root/.coderank/proxy/ && rm -f /root/.coderank/proxy/servers-configs/*`,
    {
        ...execOpts,
    },
);