import parsePhoneNumberFromString, { CountryCode } from 'libphonenumber-js';

export interface PhoneNumberValidatorOptions {
  defaultCountry?: CountryCode;
}

export function phoneNumberValidator(
  options: PhoneNumberValidatorOptions = {}
): (value: string) => boolean {
  const { defaultCountry } = options;

  return (value: string): boolean => {
    // Allow empty values (use 'required' validation separately if needed)
    if (!value || !value.trim()) {
      return true; // Valid if empty (required check should be separate)
    }

    try {
      const phoneNumber = parsePhoneNumberFromString(value, {
        defaultCountry: defaultCountry,
      });

      return !!phoneNumber && phoneNumber.isValid();
    } catch (error) {
      return false;
    }
  };
}