// PhoneBookEntry.h

#ifndef _PhoneBookEntry_h_
#define _PhoneBookEntry_h_

#include <fstream>
#include <string>

class PhoneBookEntry
{
    friend std::istream & operator>>(std::istream& in,
                                     PhoneBookEntry& e);
    friend std::ostream & operator<<(std::ostream& out,
                                 const PhoneBookEntry& e);

public:
    const std::string& name() const { return name_; }

    void read_from_user();
    void update(const PhoneBookEntry & new_data);

private:
    std::string name_;
    std::string phone_;
    std::string email_;
};

inline void PhoneBookEntry::read_from_user()
{
    using namespace std;
    cout << "name: ";
    getline(cin, name_);
    cout << "phone number: ";
    getline(cin, phone_);
    cout << "email address: ";
    getline(cin, email_);
}

inline void PhoneBookEntry::update(const PhoneBookEntry& new_data)
{
    if (!new_data.name_.empty())
        name_ = new_data.name_;
    if (!new_data.phone_.empty())
        phone_ = new_data.phone_;
    if (!new_data.email_.empty())
        email_ = new_data.email_;
}

inline std::istream & operator>>(std::istream& in,
                                 PhoneBookEntry& e)
{
    getline(in, e.name_);
    getline(in, e.phone_);
    getline(in, e.email_);
    return in;
}

inline std::ostream & operator<<(std::ostream& out,
                                 const PhoneBookEntry& e)
{
    out << e.name_  << std::endl
        << e.phone_ << std::endl
        << e.email_ << std::endl;
    return out;
}

#endif