实现一个网上商城，商品信息展示，购物车，订单管理，个人中心，商品评价，商品搜索，地址管理，聊天，后台管理（商品增删改查），分类管理，活动管理，客服聊天回复
相关代码
@Controller public class OrderController { /*@Value("#{addressService}")*/ @Autowired private AddressService addressService; @Autowired private ShopCartService shopCartService; @Autowired private GoodsService goodsService; @Autowired private OrderService orderService; @Autowired private ActivityService activityService; @RequestMapping("/order") public String showOrder(HttpSession session, Model model) { User user = (User) session.getAttribute("user"); if (user == null) { return "redirect:/login"; } //查询当前用户的收货地址 AddressExample addressExample = new AddressExample(); addressExample.or().andUseridEqualTo(user.getUserid()); List<Address> addressList = addressService.getAllAddressByExample(addressExample); model.addAttribute("address", addressList); //订单信息 //获取当前用户的购物车信息 ShopCartExample shopCartExample = new ShopCartExample(); shopCartExample.or().andUseridEqualTo(user.getUserid()); List<ShopCart> shopCart = shopCartService.selectByExample(shopCartExample); //获取购物车中的商品信息 List<Goods> goodsAndImage = new ArrayList<>(); Float totalPrice = new Float(0); Integer oldTotalPrice = 0; for (ShopCart cart:shopCart) { Goods goods = goodsService.selectById(cart.getGoodsid()); List<ImagePath> imagePathList = goodsService.findImagePath(goods.getGoodsid()); goods.setImagePaths(imagePathList); goods.setNum(cart.getGoodsnum()); //活动信息 Activity activity = activityService.selectByKey(goods.getActivityid()); goods.setActivity(activity); if(activity.getDiscount() != 1) { goods.setNewPrice(goods.getPrice()*goods.getNum()* activity.getDiscount()); } else if(activity.getFullnum() != null) { if (goods.getNum() >= activity.getFullnum()) { goods.setNewPrice((float) (goods.getPrice()*(goods.getNum()-activity.getReducenum()))); } else { goods.setNewPrice((float) (goods.getPrice()*goods.getNum())); } } else { goods.setNewPrice((float) (goods.getPrice()*goods.getNum())); } totalPrice = totalPrice + goods.getNewPrice(); oldTotalPrice = oldTotalPrice + goods.getNum() * goods.getPrice(); goodsAndImage.add(goods); } model.addAttribute("totalPrice", totalPrice); model.addAttribute("oldTotalPrice", oldTotalPrice); model.addAttribute("goodsAndImage", goodsAndImage); return "orderConfirm"; } @RequestMapping("/orderFinish") @ResponseBody public Msg orderFinish(Float oldPrice, Float newPrice, Boolean isPay, Integer addressid,HttpSession session) { User user = (User) session.getAttribute("user"); //获取订单信息 ShopCartExample shopCartExample = new ShopCartExample(); shopCartExample.or().andUseridEqualTo(user.getUserid()); List<ShopCart> shopCart = shopCartService.selectByExample(shopCartExample); //删除购物车 for (ShopCart cart : shopCart) { shopCartService.deleteByKey(new ShopCartKey(cart.getUserid(),cart.getGoodsid())); } //把订单信息写入数据库 Order order = new Order(null, user.getUserid(), new Date(), oldPrice, newPrice, isPay, false, false, false, addressid,null,null); orderService.insertOrder(order); //插入的订单号 Integer orderId = order.getOrderid(); //把订单项写入orderitem表中 for (ShopCart cart : shopCart) { orderService.insertOrderItem(new OrderItem(null, orderId, cart.getGoodsid(), cart.getGoodsnum())); } return Msg.success("购买成功"); } } @Controller public class MainController { @Autowired private CateService cateService; @Autowired private GoodsService goodsService; @RequestMapping("/main") public String showAllGoods(Model model, HttpSession session) { Integer userid; User user = (User) session.getAttribute("user"); if (user == null) { userid = null; } else { userid = user.getUserid(); } //数码分类 List<Goods> digGoods = getCateGoods("数码", userid); model.addAttribute("digGoods", digGoods); //家电 List<Goods> houseGoods = getCateGoods("家电", userid); model.addAttribute("houseGoods", houseGoods); //服饰 List<Goods> colGoods = getCateGoods("服饰", userid); model.addAttribute("colGoods", colGoods); //书籍 List<Goods> bookGoods = getCateGoods("书籍", userid); model.addAttribute("bookGoods", bookGoods); return "main"; } public List<Goods> getCateGoods(String cate, Integer userid) { //查询分类 CategoryExample digCategoryExample = new CategoryExample(); digCategoryExample.or().andCatenameLike(cate); List<Category> digCategoryList = cateService.selectByExample(digCategoryExample); if (digCategoryList.size() == 0) { return null; } //查询属于刚查到的分类的商品 GoodsExample digGoodsExample = new GoodsExample(); List<Integer> digCateId = new ArrayList<Integer>(); for (Category tmp:digCategoryList) { digCateId.add(tmp.getCateid()); } digGoodsExample.or().andCategoryIn(digCateId); List<Goods> goodsList = goodsService.selectByExampleLimit(digGoodsExample); List<Goods> goodsAndImage = new ArrayList<>(); //获取每个商品的图片 for (Goods goods:goodsList) { //判断是否为登录状态 if (userid == null) { goods.setFav(false); } else { Favorite favorite = goodsService.selectFavByKey(new FavoriteKey(userid, goods.getGoodsid())); if (favorite == null) { goods.setFav(false); } else { goods.setFav(true); } } List<ImagePath> imagePathList = goodsService.findImagePath(goods.getGoodsid()); goods.setImagePaths(imagePathList); goodsAndImage.add(goods); } return goodsAndImage; } }
