#include "short_phone_number.h"

using namespace google::protobuf;
using namespace i18n::phonenumbers;

PhoneNumberTooLongException::PhoneNumberTooLongException(const PhoneNumber& number, const char* msg) :
	_number(number), std::runtime_error(msg) {};

const PhoneNumberUtil* const PhoneNumberTooLongException::phoneUtil = PhoneNumberUtil::GetInstance();

ShortPhoneNumber::ShortPhoneNumber(i18n::phonenumbers::PhoneNumber number) {
	uint32 country_code = number.country_code();
	if(country_code > MAX_COUNTRY_CODE) {
		throw PhoneNumberTooLongException(number, "Country code is too long");
	}
	_country_code = country_code;

	uint64 national_number = number.national_number();
	if(national_number > MAX_NATIONAL_NUMBER) {
		throw PhoneNumberTooLongException(number, "National number is too long");
	}
	_national_number = national_number;

	if(number.has_number_of_leading_zeros()) {
		uint32 leading_zeros = number.number_of_leading_zeros();
		if(leading_zeros > MAX_LEADING_ZEROS) {
			throw PhoneNumberTooLongException(number, "Too many leading zeros");
		}
		_leading_zeros = leading_zeros;
	} else {
		_leading_zeros = 0;
	}
}

ShortPhoneNumber::operator PhoneNumber() const {
	PhoneNumber number;
	number.set_country_code(_country_code);
	number.set_national_number(_national_number);
	number.set_italian_leading_zero(_leading_zeros > 0);
	number.set_number_of_leading_zeros(_leading_zeros);
	return number;
}