#ifndef US_PHONE_PUTH
#define US_PHONE_PUTH
#include <iostream>
#include <iomanip>   //for setfill, setw
#include <sstream>   //for basic_ostringstream
#include <cstdlib>   //for ldiv, ldiv_t
#include "phone.h"
using namespace std;

template <class CHAR, class IT = ostreambuf_iterator<CHAR> >
class us_phone_put: public phone_put<CHAR, IT> {
	basic_string<CHAR> to_str(const phone& p) const {
		//dash before last four digits
		const ldiv_t d = ldiv(p, 10000);   //need L for long
		basic_ostringstream<CHAR> ost;
		ost.imbue(locale::classic());
		ost << setfill<CHAR>('0')
			<< setw(3) << d.quot << "-"
			<< setw(4) << d.rem;
		return ost.str();
	}

public:
	explicit us_phone_put(size_t r = 0): phone_put<CHAR, IT>(r) {}
};
#endif