//Kevin Chavez
import javax.swing.JOptionPane;
public class BookTest
{
        public static void main(String [] args)
        {

                String d_array[][] = {{"Abraham Lincoln Vampire Hunter", "Grahame-Smith", "Wiley", "978-04465 63079", "13.99"},
                    {"Frankenstein", "Shelley", "Prescott", "978-0486282114", "7.99"},
                    {"Life of Kennedy", "Jones", "Pearson", "758-29304566", "12.90"},
                    {"Dracula", "Stoker", "Addison", "978-0486411095", "5.99"},
                    {"Curse of the Wolfman", "Hageman", "Wesley", "B00381AKHG", "10.59"},
                    {"How to Pass Java", "Willis", "Wiley", "444-395869790", "1.99"},
                    {"The Mummy", "Rice", "Addision", "978-0345369949", "7.99"},
                    {"History of Texas", "Smith", "Prescott", "123-683947687", "9.75"}};

                int quantity[] = {12,8,3,53,7,23,14,5};
                double total_charge;
                String message = "";
                Book [] book_array = new Book[8];

                book_array = buildInstances(d_array);

                message = createCharges(quantity, book_array);
                JOptionPane.showMessageDialog(null, message);
        }

        public static Book[] buildInstances(String d_array[][])
        {
                Book book_array[] = new Book[8];
                for(int i = 0; i < d_array.length; i++)
                {
                        book_array[i] = new Book(d_array[i][0], d_array[i][1], d_array[i][2], d_array[i][3], Double.parseDouble(d_array[i][4]));
                }
                return book_array;
        }

        public static String createCharges(int quantity[], Book book_array[])
        {
                double total_charge = 0;
                double grand_total = 0;
                String message = "";
                for(int i = 0; i < book_array.length; i++)
                {
                        total_charge = book_array[i].calculate_charge(quantity[i]);
                        grand_total += total_charge;
                        message += String.format("%s, %s, $%,.2f\n", book_array[i].getTitle(),book_array[i].getIsbn(),total_charge);
                }

                message += String.format("Grand Total $%.2f", grand_total);

                return message;
        }