import dayjs from 'dayjs';
import { envVars } from './config.js';

const logger = ({ type = 'info', msg }) => {
  const timestamp = new Date().toLocaleString();

  let colour = '\x1b[39m';
  let prefix;
  switch (type) {
    case 'error':
      colour = '\x1b[91m';
      prefix = '[ERROR] ';
      break;
    case 'warn':
      colour = '\x1b[33m';
      prefix = '[WARN] ';
      break;
    default:
      colour = '\x1b[32m';
      prefix = '[INFO] ';
  }
  console.log(colour + prefix + timestamp + ': ' + msg);
};

const validationErrorCheck = (error) => {
  try {
    if (error) throw error?.details[0]?.message;
  } catch (error) {
    logger({ type: 'error', msg: error });
    process.exit(0);
  }
};

// rubbish idea not being used
const backupTimeDiff = async (lastDate) => {
  try {
    const now = dayjs();
    const last = dayjs(lastDate);
    const difference = now.diff(last, 'seconds');
    return difference;
  } catch (error) {
    logger({ type: 'error', msg: error });
    return null;
  }
};

const backupsToDelete = async (backupArray) => {
  // get the list of backups to delete and return only the names
  if (!backupArray) return [];
  return backupArray.map(({ name }) => name);
};

const haveSomeCoffee = async () => {
  await new Promise(
    (resolve) => setTimeout(resolve, envVars.BACKUP_INTERVAL * 1000 * 60) // convert to mins
    // (resolve) => setTimeout(resolve, 500) // for testing
  );
};

export {
  validationErrorCheck,
  backupTimeDiff,
  backupsToDelete,
  haveSomeCoffee,
  logger,
};