import type {UserPhone} from 'autotests/types';

const USER_PHONE_RE = /^\+\d{1,3}(-\d{2,3})+$/;

const minPhoneLength = 7;
const maxPhoneLength = 15;

/**
 * Returns `true`, if user phone is valid, and `false` otherwise.
 */
export function isValidUserPhone(maybeUserPhone: string): maybeUserPhone is UserPhone {
  if (!USER_PHONE_RE.test(maybeUserPhone)) {
    return false;
  }

  return maybeUserPhone.length >= minPhoneLength && maybeUserPhone.length <= maxPhoneLength;
}