package opration;
import BookRack.Book;
import BookRack.BookList;

import java.util.Scanner;

/**
 * Created with IntelliJ IDEA.
 * Description:
 * User: zhu  xuan
 * Date: 2024-04-06
 * Time: 20:45
 */
public class DeleteOperation implements IOperation{
    @Override
    public void work(BookList bookList) {
        System.out.println("该操作进行中，请输入要删除的书");
        Scanner scanner = new Scanner(System.in);
        String name = scanner.nextLine();
        int deletesize=0;
        for (int i = 0; i < bookList.getUsedsize(); i++) {
            if ((bookList.getBook(i).getName()).equals(name)) {
                deletesize=i;
                break;
            }
            if(i== bookList.getUsedsize()-1)
            {
                System.out.println("该书架中不存在该书");
            return;
            }
            }
        for (int i = deletesize; i < bookList.getUsedsize()-1 ; i++) {
            bookList.setBook(i,bookList.getBook(i+1));
        }
        bookList.setUsedsize(bookList.getUsedsize()-1);
        System.out.println("删除"+name+"成功");

}}