Untitled

#include <iostream>
#include <string>
#include <vector>

class Book {
private:
    std::string title;
    std::string author;
    double price;
    std::string publisher;
    int stock_position;

public:
    Book(std::string t, std::string a, double p, std::string pub, int stock) {
        title = t;
        author = a;
        price = p;
        publisher = pub;
        stock_position = stock;
    }

    void displayDetails() {
        std::cout << "Title: " << title << std::endl;
        std::cout << "Author: " << author << std::endl;
        std::cout << "Price: " << price << std::endl;
        std::cout << "Publisher: " << publisher << std::endl;
        std::cout << "Stock Position: " << stock_position << std::endl;
    }

    bool checkAvailability(int requiredCopies) {
        return stock_position >= requiredCopies;
    }

    double calculateCost(int requiredCopies) {
        if (checkAvailability(requiredCopies)) {
            return price * requiredCopies;
        } else {
            return -1;
        }
    }

    std::string getTitle() {
        return title;
    }

    std::string getAuthor() {
        return author;
    }
};

int main() {
    std::vector<Book> bookList;

    // Input book details from the user
    std::string title, author, publisher;
    double price;
    int stock;

    std::cout << "Enter the number of books to add: ";
    int numBooks;
    std::cin >> numBooks;
    std::cin.ignore(); // Clear newline from previous input

    for (int i = 0; i < numBooks; ++i) {
        std::cout << "Enter details for Book " << i + 1 << std::endl;
        std::cout << "Title: ";
        std::getline(std::cin, title);
        std::cout << "Author: ";
        std::getline(std::cin, author);
        std::cout << "Price: ";
        std::cin >> price;
        std::cin.ignore(); // Clear newline from previous input
        std::cout << "Publisher: ";
        std::getline(std::cin, publisher);
        std::cout << "Stock Position: ";
        std::cin >> stock;
        std::cin.ignore(); // Clear newline from previous input

        bookList.emplace_back(title, author, price, publisher, stock);
        std::cout << "Book added to inventory." << std::endl;
    }

    std::cout << "Enter the book title: ";
    std::getline(std::cin, title);
    std::cout << "Enter the author: ";
    std::getline(std::cin, author);
    int requiredCopies;

    std::cout << "Enter the number of copies required: ";
    std::cin >> requiredCopies;
    std::cin.ignore(); // Clear newline from previous input

    Book* requestedBook = nullptr;
    for (Book& book : bookList) {
        if (book.getTitle() == title && book.getAuthor() == author) {
            requestedBook = &book;
            break;
        }
    }

    if (requestedBook != nullptr) {
        requestedBook->displayDetails();
        if (requestedBook->checkAvailability(requiredCopies)) {
            double totalCost = requestedBook->calculateCost(requiredCopies);
            std::cout << "Total Cost: " << totalCost << std::endl;
        } else {
            std::cout << "Required copies not in stock." << std::endl;
        }
    } else {
        std::cout << "Book not found in the inventory." << std::endl;
    }

    return 0;
}