/*********************************************************************
  C201 Computer Programming II
  Fall 2006
  Dana Vrajitoru &

  A class to represent products in stock in a shop.

**********************************************************************/

#ifndef PRODUCT_H
#define PRODUCT_H

#include <iostream>
using namespace std;

enum Category {food_ty, health_ty, cloth_ty, home_ty};

class Product {
 private:
  char name[20];
  Category type;
  int quantity, barcode;
  float price;

 public:
  // Constructors.
  // Default constructor.
  Product();
  //Copy constructor.
  Product(Product &data);

  //Initializing functions.
  void Init();
  void Init(Product &data);

  // Overloaded operators
  // Assignment operator.
  Product &operator=(Product &data);

  // Input-output
  void Input();
  void Output();

  // Data manipulation.
  // Add more products to the stock.
  void Add(int how_many);
  // Remove some products from the stock. It needs to be a bool
  // because if we don't have that many items in the stock we can't
  // remove them.
  bool Remove(int how_many);

  // Declare a friend class to give it full access to this one.
  friend class Inventory;

  // An overloaded output operator so that we can use a product
  // object in a cout << statement.
  friend ostream &operator<<(ostream &out, Product &data);

  // An overloaded input operator so that we can use a product
  // object in a cin >> statement.
  // friend istream &operator>>(istream &in, Product &data);
};

#endif