【實例簡介】管理員后臺管理商品以及對留言訂單的處理，用戶對訂單的購買及留言

【實例截圖】

【核心代碼】

package com.shop.controller;

import java.util.Date;

import java.util.Map;

import java.util.Map.Entry;

import javax.servlet.http.HttpServletRequest;

import org.springframework.beans.factory.annotation.Autowired;

import org.springframework.stereotype.Controller;

import org.springframework.ui.Model;

import org.springframework.web.bind.annotation.RequestMapping;

import org.springframework.web.bind.annotation.RequestParam;

import com.shop.Utils.PageBean;

import com.shop.po.Cart;

import com.shop.po.CartItem;

import com.shop.po.Orderitem;

import com.shop.po.Orders;

import com.shop.po.User;

import com.shop.service.OrderService;

@Controller

public class orderController {

@Autowired

private OrderService orderService;

@RequestMapping("/toOrder")

public String toOrder(HttpServletRequest request,Model model) throws Exception {

Orders orders = new Orders();

Cart cart = (Cart) request.getSession().getAttribute("cart");

User loginUser = (User) request.getSession().getAttribute("loginUser");

if(loginUser==null){

model.addAttribute("message", "對不起您還沒有登錄");

return "msg";

}

//??0表示沒有付款、1表示已付款即將發貨 2表示確認收貨 3表示交易成功

orders.setState(0);

orders.setOrderTime(new Date());

orders.setUid(loginUser.getUid());

orders.setMoney(cart.getTotale());

orderService.toOrder(orders);

Map cartItems = cart.getCartItem();

for (Entry entry : cartItems.entrySet()) {

CartItem cartItem = entry.getValue();

Orderitem orderitem = new Orderitem();

orderitem.setProduct(cartItem.getProduct());

orderitem.setCount(cartItem.getCount());

orderitem.setPid(cartItem.getProduct().getPid());

orderitem.setSubtotal(cartItem.getSubtotle());

orderitem.setOid(orders.getOid());

orders.getOiList().add(orderitem);

orderService.toOrderItem(orderitem);

}

cart.clearCart();

request.getSession().setAttribute("orders", orders);

return "order";

}

// 為定單付款

@RequestMapping("/payOrder")

public String payOrder(Orders orders,@RequestParam String receiveInfo,@RequestParam String phoNum,@RequestParam String accepter) throws Exception {

orders.setReceiveinfo(receiveInfo);

orders.setPhonum(phoNum);

orders.setAccepter(accepter);

orderService.payOrder(orders);

return "redirect:myOrder.action?page=1";

}

//payOrderAganin

@RequestMapping("/payOrderAganin")

public String payOrderAganin(@RequestParam int oid,HttpServletRequest request){

Orders noPayOrder = orderService.findOrderByOid(oid);

request.getSession().setAttribute("orders", noPayOrder);

return "order";

}

// 查詢myOrder

@RequestMapping("/myOrder")

public String myOrder(@RequestParam int page, Model model,

HttpServletRequest request) throws Exception {

User loginUser = (User) request.getSession().getAttribute("loginUser");

PageBean pageBean = orderService.findOrderByUidAndPage(page,loginUser.getUid());

model.addAttribute("pageBean", pageBean);

return "orderList";

}

// 確認收貨

@RequestMapping("/updateState")

public String updateState(@RequestParam int oid ) throws Exception {

orderService.updateOrderStatus(oid, 3);

return "redirect:myOrder.action?page=1";

}

}

總結

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