test.cpp

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

using namespace std;

class Author {

private:
    string name, id, email;

public:

    /**
     * Init author with name, id, email
     * @param name
     * @param id
     * @param email
     */
    Author(string name, string id, string email) {
        Author::name = name;
        Author::id = id;
        Author::email = email;
    }

    /**
     * Get author name
     * @return
     */
    string getName() {
        return name;
    }

    /**
     * Get author identity
     * @return
     */
    string getId() {
        return id;
    }

    /**
     * Get author email address
     * @return
     */
    string getEmail() {
        return email;
    }

    /**
     * Set author name
     * @param name
     */
    void setName(string name) {
        Author::name = name;
    }

    /**
     * Set author Identity
     * @param id
     */
    void setId(string id) {
        Author::id = id;
    }

    /**
     * Set author 's email
     * @param email
     */
    void setEmail(const string &email) {
        Author::email = email;
    }
};


class Book {
private:
    string name;
    double price;
    int sold;
    Author author;

public:

    /**
     * Init Book with name,price,sold, author
     * @param name
     * @param price
     * @param sold
     * @param author
     */
    Book(const string &name, double price, int sold, const Author &author) : name(name), price(price), sold(sold),
                                                                             author(author) {}
    /**
     * Set book name
     * @param name
     */
    void setName(string name) {
        Book::name = name;
    }

    /**
     * Set book price
     * @param price
     */
    void setPrice(double price) {
        Book::price = price;
    }

    /**
     * Set num of sold
     * @param sold
     */
    void setSold(int sold) {
        Book::sold = sold;
    }

    /**
     * Set book author
     * @param author
     */
    void setAuthor(Author author) {
        Book::author = author;
    }

    /**
     * Get name of book
     * @return
     */
    string getName() {
        return name;
    }

    /**
     * Get book's price
     */
    double getPrice() const {
        return price;
    }

    /**
     * Get num of sold
     * @return
     */
    int getSold() const {
        return sold;
    }

    /**
     * Get total of sold price
     * @return
     */
    double getTotalSoldPrice() {
        return Book::sold * Book::price;
    }

    /**
     * Get book author
     * @return
     */
    Author getAuthor() {
        return author;
    }

    /**
     * Print book details
     */
    void print() {
        cout << "Book name: " << getName() << endl;
        cout << "Author: " << getAuthor().getName() << " - " << getAuthor().getId() << " - " << getAuthor().getEmail()
             << endl;
        cout << "price ($): " << getPrice() << endl;
        cout << "Num of sold: " << getSold() << endl;
        cout << "Total sold ($): " << getTotalSoldPrice() << endl;
    }
};

class Store {

private:
    vector<Book> books;
    Book *bookHasMaximumSold;

public:
    /**
     * Store initial
     */
    Store() {
        bookHasMaximumSold = NULL;
    }

    /**
     * Get all store's books
     * @return
     */
    vector<Book> getBooks() {
        return books;
    }

    /**
     * Add new book
     * @param book
     */
    Store *add(Book book) {
        if (this->bookHasMaximumSold == NULL) {
            this->bookHasMaximumSold = &book;
        } else {
            if (this->bookHasMaximumSold->getSold() < book.getSold()) {
                this->bookHasMaximumSold = &book;
            }
        }
        Store::books.push_back(book);

        return this;
    }

    /**
     * Get book has maximum sold
     * @return
     */
    Book *getMaximum() {
        return bookHasMaximumSold;
    }

    /**
     * Print store report
     */
    void print() {

        cout << "Store Report:" << endl;
        for (int i = 0; i < books.size(); ++i) {
            books[i].print();
            cout << "---------------------------------------------------------------------" << endl;
        }
        cout << "Best Seller:" << endl;
        Store::getMaximum()->print();
        cout << "---------------------------------------------------------------------" << endl;

    }

};

int main() {

    Author a1("Nguyen Hoang Hai", "id-001", "haispdn@gmail.com");
    Author a2("Le Thanh Cong", "id-002", "cong@ued.udn.vn");
    Author a3("Tran Quoc Chien", "id-003", "chien@ued.udn.vn");

    Book b1("C++ nang cao", 100, 500, a1);
    Book b2("Java nang cao", 200, 700, a2);
    Book b3("Ly thuyet do thi", 205, 800, a3);

    Store *s = new Store();
    s->add(b1)->add(b2)->add(b3)->print();

    return 0;
}