package org.action;

import java.util.List;

import org.apache.commons.lang3.StringUtils;
import org.dao.DaoException;
import org.dao.ProductDao;
import org.factory.AbstractDao;
import org.pojo.Product;

/**
 * 产品Action层
 */
public class ProductAction extends BasicStrutsAction {
	private List<Product> products;
	private Product product;
	private String id;
	
	/**
	 * 产品列表
	 */
	public String list() {
		ProductDao productDao = null;
		try {
			productDao = AbstractDao.getProductDaoImplInstance();
			products = productDao.getProducts();
			return "success";
		} catch (DaoException e) {
			return "error";
		} finally {
			if(productDao != null) {
				productDao = null;
			}
		}
	}
	
	/**
	 * 跳转新增页
	 */
	public String add() {
		return "success";
	}
	
	/**
	 * 保存产品
	 */
	public String save() {
		ProductDao productDao = null;
    	try {
    		productDao = AbstractDao.getProductDaoImplInstance();
    		productDao.save(product);
			return "success";
		} catch (DaoException e) {
			e.printStackTrace();
			return "error";
		} finally {
			if(productDao != null) {
				productDao = null;
			}
		}
	}
	
	/**
	 * 更新产品
	 */
	public String update() {
		ProductDao productDao = null;
    	try {
    		productDao = AbstractDao.getProductDaoImplInstance();
    		productDao.update(product);
			return "success";
		} catch (DaoException e) {
			e.printStackTrace();
			return "error";
		} finally {
			if(productDao != null) {
				productDao = null;
			}
		}
	}
	
	/**
	 * 删除产品
	 */
	public String delete() {
		ProductDao productDao = null;
    	try {
    		productDao = AbstractDao.getProductDaoImplInstance();
    		if(StringUtils.isBlank(id)) {
    			return "fail";
    		}
    		productDao.delete(Integer.parseInt(id.trim()));
			return "success";
		} catch (DaoException e) {
			return "error";
		} finally {
			if(productDao != null) {
				productDao = null;
			}
		}
	}
	
	/**
	 * 跳转修改页
	 */
	public String load() {
		ProductDao productDao = null;
    	try {
    		productDao = AbstractDao.getProductDaoImplInstance();
    		if(StringUtils.isBlank(id)) {
    			return "fail";
    		}
    		product = productDao.getProdcutById(Integer.valueOf(id.trim()));
			return "success";
		} catch (DaoException e) {
			return "error";
		} finally {
			if(productDao != null) {
				productDao = null;
			}
		}
	}

	public List<Product> getProducts() {
		return products;
	}
	public void setProducts(List<Product> products) {
		this.products = products;
	}
	public Product getProduct() {
		return product;
	}
	public void setProduct(Product product) {
		this.product = product;
	}
	public String getId() {
		return id;
	}
	public void setId(String id) {
		this.id = id;
	}
	
}