package project3;

import java.util.*;

public class BookCatalog {

    private ArrayList<Book> list;

    public BookCatalog() {
        list = new ArrayList<Book>();
    }

    // return true if OK, false if already in list
    public boolean addBook(Book book) {
        Book oldBook;
        oldBook = locateByTitle(book.getTitle());
        if (oldBook != null)
            return false;
        list.add(book);
        sortList();
        return true;
    }

    public String getFullList() {
        StringBuffer sb = new StringBuffer();
        for (int i = 0; i < list.size(); i++)
            sb.append(list.get(i).getLongDescription() + "\n");
        return sb.toString();
    }

    public String getCompactList() {
        StringBuffer sb = new StringBuffer();
        for (int i = 0; i < list.size(); i++)
            sb.append(list.get(i).getShortDescription() + "\n");
        return sb.toString();
    }

    public String getCompactListPopular() {
        StringBuffer sb = new StringBuffer();
        for (int i = 0; i < list.size(); i++)
            if (list.get(i) instanceof PopularBook)
                sb.append(list.get(i).getShortDescription() + "\n");
        return sb.toString();

    }

    public Book locateByTitle(String s) {
        for (int i = 0; i < list.size(); i++)
            if (list.get(i).getTitle().equals(s))
                return list.get(i);
        return null;
    }

    private void sortList() {
        Collections.sort(list);
    }
}