import { Between, LessThanOrEqual, MoreThanOrEqual } from 'typeorm';

/**
 * Allows optional values unlike the regular Between and uses MoreThanOrEqual
 * or LessThanOrEqual when only one parameter is specified.
 */
export default function OptionalBetween<T>(from?: T, to?: T) {
  if (from && to) {
    return Between(from, to);
  } else if (from) {
    return MoreThanOrEqual(from);
  } else if (to) {
    return LessThanOrEqual(to);
  }
}