#include <iostream>
#include <typeinfo>

using namespace std;

class Quote {
public:
    Quote() = default;
    Quote(const string& book, double sales_price): bookNo(book), price(sales_price) { }
    string isbn() const { return bookNo; }
    Quote(const Quote&);
    Quote(Quote&&) noexcept;
    Quote& operator=(const Quote&);
    Quote& operator=(Quote&&) noexcept;
    virtual ~Quote() = default;
    virtual double net_price(size_t n) const    {return n * price; }
private:
    string bookNo;
protected:
    double price = 0.0;
};
Quote::Quote(const Quote& q) : bookNo(q.bookNo), price(q.price)
{
    cout    << "Class: "    << (typeid(*this).name())   << ", Copy constructor" << endl;
}
Quote::Quote(Quote&& q) noexcept : bookNo(q.bookNo), price(q.price)
{
    cout    << "Class: "    << (typeid(*this).name())   << ", Move constructor" << endl;
}
Quote& Quote::operator=(const Quote& q)
{
    bookNo=q.bookNo;    price=q.price;
    cout    << "Class: "    << (typeid(*this).name())   << ", Copy assigment"   << endl;
    return *this;
}
Quote& Quote::operator=(Quote&& q) noexcept
{
    if(this != &q)
    {
        bookNo=q.bookNo;    price=q.price;
        cout    << "Class: "    << (typeid(*this).name())   << ", Move assigment"   << endl;
    }
    return *this;
}

class Bulk_quote : public Quote {
public:
    Bulk_quote() = default;
    Bulk_quote(const string& book, double p, size_t qty, double disc):
        Quote(book, p), min_qty(qty), discount(disc) { }
    Bulk_quote(const Bulk_quote&);
    Bulk_quote(Bulk_quote&&) noexcept;
    Bulk_quote& operator=(const Bulk_quote&);
    Bulk_quote& operator=(Bulk_quote&&) noexcept;
    double net_price(size_t) const override;
private:
    size_t min_qty = 0;
    double discount = 0.0;
};
Bulk_quote::Bulk_quote(const Bulk_quote& q) : Quote(q), min_qty(q.min_qty), discount(q.discount)
{
    cout    << "Class: "    << (typeid(*this).name())   << ", Copy constructor" << endl;
}
Bulk_quote::Bulk_quote(Bulk_quote&& q) noexcept : Quote(q), min_qty(q.min_qty), discount(q.discount)
{
    cout    << "Class: "    << (typeid(*this).name())   << ", Move constructor" << endl;
}
Bulk_quote& Bulk_quote::operator=(const Bulk_quote& q)
{
    Quote::operator=(q);
    min_qty=q.min_qty;  discount=q.discount;
    cout    << "Class: "    << (typeid(*this).name())   << ", Copy assigment"   << endl;
    return *this;
}
// Move assignment
Bulk_quote& Bulk_quote::operator=(Bulk_quote&& q) noexcept
{
    if(this != &q)
    {
        *this=Quote::operator=(q);
        min_qty=q.min_qty;  discount=q.discount;
        cout    << "Class: "    << (typeid(*this).name())   << ", Move assigment"   << endl;
    }
    return *this;
}

double Bulk_quote::net_price(size_t cnt) const
{
    if (cnt >= min_qty)
        return cnt * (1 - discount) * price;
    else
        return cnt * price;
}


double print_total(ostream& os, const Quote& item, size_t n)
{
    double ret = item.net_price(n);
    os  << "ISBN: " << item.isbn()
        << " # sold: "  << n    << " total due: "   << ret  << endl;
    return ret;
}



int main()
{
    Quote book0("0-201-82470-1", 45.39), book1("0-201-70353-X", 24.99);
    Bulk_quote bbook0("0-201-82470-1", 45.39, 5, .30), bbook1("0-201-70353-X", 24.99, 4, .30);

    Quote q0(book0), q1(std::move(book0));
    q1=book1;
    q0=std::move(book1);


    Bulk_quote bq0(bbook0), bq1(std::move(bbook0));
    bq1=bbook1;
    bq0=std::move(bbook1);

    return EXIT_SUCCESS;
}