Sistema de Inventario en C++ con Clases de Productos y Operaciones de Compra-Venta

#include <iostream>  // Include the standard input/output library
#include <string>  // Include the string library
using namespace std;

// Define the 'Product' class to represent a product in the inventory
class Product {
private:
    string name;  // Product name
    double price;  // Product price
    int quantity;  // Quantity in stock

public:
    // Constructor to initialize the product with its details
    Product(string n, double p, int q) {
        name = n;
        price = p;
        quantity = q;
    }

    // Method to buy a certain quantity of the product (add to stock)
    void buy(int amount) {
        quantity += amount;  // Increase the quantity by the purchase amount
        cout << amount << " units of " << name << " purchased." << endl;
    }

    // Method to sell a certain quantity of the product (decrease stock)
    void sell(int amount) {
        if (quantity >= amount) {
            quantity -= amount;  // Decrease the quantity by the sale amount
            cout << amount << " units of " << name << " sold." << endl;
        } else {
            cout << "Not enough stock to sell " << amount << " units." << endl;
        }
    }

    // Method to display the product details (name, price, quantity)
    void displayInfo() {
        cout << "Product: " << name << endl;
        cout << "Price: $" << price << endl;
        cout << "Quantity in stock: " << quantity << endl;
    }
};

int main() {
    // Create a product called 'Laptop' with a price of $1000 and 10 units in stock
    Product laptop("Laptop", 1000.0, 10);

    // Display the initial product information
    laptop.displayInfo();

    // Simulate a purchase of 5 units
    laptop.buy(5);

    // Simulate a sale of 8 units
    laptop.sell(8);

    // Display the updated product information
    laptop.displayInfo();

    // Attempt to sell more units than available
    laptop.sell(10);

    return 0;  // Return 0 to indicate successful execution
}

 Salida

Product: Laptop
Price: $1000
Quantity in stock: 10
5 units of Laptop purchased.
8 units of Laptop sold.
Product: Laptop
Price: $1000
Quantity in stock: 7
Not enough stock to sell 10 units.