package inventory;

public class inventory2 {

    public static void main(String args []) {
        Inventory invent = new Inventory();
        Movie dvd;

        dvd = new Movie("Movie1", 1, "Matrix", 2, 14.99);
        invent.add(dvd);
        dvd = new Movie("Movie2", 2, "Eastern Promises", 10, 17.99);
        invent.add(dvd);
        dvd = new Movie("Movie3", 3, "Underworld", 2, 13.99);
        invent.add(dvd);
        dvd = new Movie("Movie4", 4, "Batman Begins", 9, 18.99);
        invent.add(dvd);
        dvd = new Movie("Movie5", 5, "Knocked Up", 3, 14.99);
        invent.add(dvd);

        invent.display();
    } //end main

} // end class Inventory2


class DVD {
    private int dvdItem;
    private String dvdTitle;
    private int dvdStock;
    private double dvdPrice;

    public DVD(int item, String title, int stock, double price) {
        dvdItem  = item;
        dvdTitle = title;
        dvdStock = stock;
        dvdPrice = price;
    } //end four-argument constructor

    // set DVD Item
    public void setDvdItem(int item) {
        dvdItem = item;
    } //end method  set Dvd Item

    //return DVD Item
    public int getDvdItem() {
        return dvdItem;
    } //end method get Dvd Item

    //set DVD Title
    public void setDvdTitle(String title) {
        dvdTitle = title;
    } //end method set Dvd Title

    //return Dvd Title
    public String getDvdTitle() {
        return dvdTitle;
    } //end method get Dvd Title

    public void setDvdStock(int stock) {
        dvdStock = stock;
    } //end method set Dvd Stock

    //return dvd Stock
    public int getDvdStock() {
        return dvdStock;
    } //end method get Dvd Stock

    public void setDvdPrice(double price) {
        dvdPrice = price;
    } //end method setdvdPrice

    //return DVD Price
    public double getDvdPrice() {
        return dvdPrice;
    } //end  method get Dvd Price

    //calculate inventory value
    public double value() {
        return dvdPrice * dvdStock;
    } //end method value

    @Override
      public String toString() {
        return String.format("item=%3d   title=%-20s   units=%3d   price=$%6.2f   value=$%7.2f",
                              dvdItem, dvdTitle, dvdStock, dvdPrice, value());
    }

} //end class DVD


class Movie extends DVD {
    private String movieTitle;

    public Movie(String title, int item, String dtitle, int stock, double price) {
        super(item, dtitle,  stock, price);
        movieTitle = title;
    }

    @Override
    public double value() {
        double value = getDvdPrice() * getDvdStock();
        value = 1.05 * value;
        return value;
    } //end method value

    @Override
    public String toString() {
        String s = String.format("Movie title=%-12s", movieTitle);
        s = s + " " + super.toString();
        return s;
    }

} // end class Movie


class Inventory {
    private DVD[] dvds;
    private int count;

    Inventory() {
        dvds = new DVD[10];
        count = 0;
    }

    public void add(DVD dvd) {
        dvds[count] = dvd;
        ++count;
        sort();
    }

    public double entireValue() {
        double value = 0;
        for (int i = 0; i < count; i++) {
            value = value + dvds[i].value();
        }
        return value;
    }

    public void sort() {
        for (int index = 1; index < count; index++) {
            DVD key = dvds[index];
            int position = index;

            //  Shift larger values to the right
            while (position > 0 && key.getDvdTitle().compareTo(dvds[position-1].getDvdTitle()) < 0) {
                dvds[position] = dvds[position-1];
                position--;
            }
            dvds[position] = key;
        }
    }

    public void display() {
        System.out.println("\nThe inventory contains " + count + " DVDs\n");
        for (int i = 0; i < count; i++)
            System.out.printf("%3d  %s\n", i, dvds[i]);
        System.out.printf("\nThe total inventory value is $%.2f\n\n", entireValue());
    }
} // end class Inventory