//testbook
import java.util.Scanner;

public class TestBook {
	public static Scanner reader = new Scanner(System.in);

	public static void main(String[] args) {
		Book b1 = new Book("Yuval Noah Harari", "Sapiens", 70, 20);
		Book b2 = new Book("Andy Weir", "THe Martian", 50, 100);
		Book b3 = new Book("Suzanne Collins", "The Hunger Games", 60, 10);
		System.out.println(b1 + "\n" + b2 + "\n" + b3);
		Book[] books = new Book[20];
		booksDetails(books);
		BookShop bs1 = new BookShop("Book Depository", books);
		showBookDetails(bs1.getBooksInStore());
		System.out.println(valueOfTheBooks(bs1.getBooksInStore()));
		showBooksLessThan5(bs1.getBooksInStore());
	}

	public static void booksDetails(Book[] books) {
		String author = "", name = "";
		int price = 0, stock = 0;
		for (int i = 0; i < books.length; i++) {
			System.out.println("Enter the author of the " + (i + 1) + " book");
			author = reader.nextLine();
			System.out.println("Enter the name of the " + (i + 1) + " book");
			name = reader.nextLine();
			System.out.println("Enter the price of the " + (i + 1) + " book");
			price = reader.nextInt();
			System.out.println("How many books are in stock?");
			stock = reader.nextInt();
			reader.nextLine();
			books[i] = new Book(author, name, price, stock);
		}
	}

	public static void showBookDetails(Book[] books) {
		for (int i = 0; i < books.length; i++) {
			System.out.println(books[i]);
		}
	}

	public static int valueOfTheBooks(Book[] books) {
		int sum1book = 0, sumofall = 0;
		for (int i = 0; i < books.length; i++) {
			sum1book = books[i].getPrice() * books[i].getStock();
			sumofall += sum1book;
		}
		return sumofall;
	}

	public static void showBooksLessThan5(Book[] books) {
		String all = "", one = "";
		for (int i = 0; i < books.length; i++) {
			if (books[i].getStock() < 5) {
				one = books[i].getName() + " ";
				all += one;
			}
		}
		System.out.println(all);
	}
}