package biz;

import java.util.List;

import dao.BooksDao;
import entity.Book;

public class BooksBiz {
	BooksDao dao =null;
	/*
	 * 方法
	 */
	public List<Book> getXinshuShangjia()//新书上架
	{
		return dao.getXinshuShangjia();
	}
	public List<Book> getTushuChangxiaobang()//图书畅销榜
	{
		return dao.getTushuChangxiaobang();
	}
	public Book getBookById(int id)//通过图书ID  获得 该图书的所有信息
	{
		return dao.getBookById(id);
	}
	public List<Book> getTejiaxiaoshou()//特价销售
	{
		return dao.getTejiaxiaoshou();
	}
	public List<Book> getAllBooks()//获得所有图书信息
	{
		return dao.getAllBooks();
	}
	public void addBooks(Book bk)//增加图书
	{
		dao.addBooks(bk);
	}
	public void delbookShanchu(Book bk)//删除图书
	{
		dao.delbookShanchu(bk);
	}
	public Book getbookById(int bid)//通过ID  得到相应 图书所有信息
	{
		return dao.getbookById(bid);
	}
	public void updateBook(Book bk)//更改 图书信息
	{
		dao.updateBook(bk);
	}
	public List<Book> getAllBooksByName(String bkname)
	{
		return dao.getAllBooksByName(bkname);
	}
	public int updateUserDepoist(double bookPrice,String uname)
	{
		return dao.updateUserDepoist(bookPrice, uname);
	}
	public void update_Book_bookloandegree_add_one(int bookId)
	{
		dao.update_Book_bookloandegree_add_one(bookId);
	}
	public BooksDao getDao() {
		return dao;
	}

	public void setDao(BooksDao dao) {
		this.dao = dao;
	}
}