OnlineShoppingSys and OnlineBookStore

package com.lsnu.controller; import java.util.List; 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 com.lsnu.po.CartItem; import com.lsnu.po.Commodity; import com.lsnu.service.CartService; import com.lsnu.service.CommodityService; //http://localhost/OnlineShoppingSys/buyCommodity/findCommodities @Controller @RequestMapping(value="/buyCommodity") public class BuyerController { @Autowired private CommodityService commodityService; @Autowired private CartService cartService; //find all commodities @RequestMapping("/findCommodities") public String findAllCommodities(Model model){ List<Commodity> commodities=commodityService.findAllCommodities(); model.addAttribute("commoditieslist",commodities); return "commodity_list"; } @RequestMapping("/findCommoditiesByCategory") public String findCommoditiesByCategory(Model model,String category){ if(Integer.valueOf(category)==1){ category = "鞋子"; }else if(Integer.valueOf(category)==2){ category = "电吹风"; } List<Commodity> commodities=commodityService.findCommoditiesByName(category); model.addAttribute("commodities",commodities); return "findcommodities"; } //查看商品详细信息 @RequestMapping("/showCommodityById") public String showCommodityById(HttpServletRequest request,Model model,Integer id){ Commodity commodity =commodityService.selectCommodityById(Integer.valueOf(id)); model.addAttribute("commodity",commodity); return "show_commodity"; } //添加商品到购物车 @RequestMapping("/addToCart") public String addToCart(HttpServletRequest request,Model model,Integer id){ Commodity commodity = commodityService.selectCommodityById(id); CartItem cartItem; cartItem = cartService.selectCartGoodsById(id); if(cartService.selectCartGoodsById(id)==null){ cartItem = new CartItem(); cartItem.setId(id); cartItem.setName(commodity.getName()); cartItem.setManufacturer(commodity.getManufacturer()); cartItem.setPrice(commodity.getPrice()); cartItem.setCount(1); cartItem.setFace(commodity.getFace()); cartService.addToCart(cartItem); }else{ cartItem = cartService.selectCartGoodsById(id); int cnt = cartItem.getCount() + 1; cartItem.setId(id); cartItem.setName(commodity.getName()); cartItem.setManufacturer(commodity.getManufacturer()); cartItem.setPrice(commodity.getPrice()); cartItem.setCount(cnt); cartItem.setFace(commodity.getFace()); cartService.updateCartGoodsById(cartItem); } return "redirect:/buyCommodity/showCart"; } //展示购物车 @RequestMapping("/showCart") public String showCart(HttpServletRequest request,Model model){ List<CartItem> cartItems = cartService.findAllCartGoods(); int total = cartService.totalPrice(); model.addAttribute("totalPrice", total); model.addAttribute("cartItems",cartItems); return "cart_list2"; } //删除购物车中商品 @RequestMapping("/deleteCartItemById") public String deleteCartItemById(HttpServletRequest request,Model model,Integer id){ cartService.deleteCartGoodsById(id); return "redirect:/buyCommodity/showCart"; } @RequestMapping("/getChangeCount") public String getChangeCount(HttpServletRequest request,Model model,Integer id){ CartItem cartItem = cartService.selectCartGoodsById(id); model.addAttribute("cartItem",cartItem); return "changeCartItem"; } //修改购物车商品数量 @RequestMapping("/updateCartItemCount") public String updateCartItemCount(Model model,Integer id,Integer count){ CartItem cartItem = cartService.selectCartGoodsById(id); cartItem.setCount(count); cartService.updateCartGoodsById(cartItem); return "redirect:/buyCommodity/showCart"; } @RequestMapping("/order") public String orderPage(Model model){ List<CartItem> cartItems = cartService.findAllCartGoods(); int total = cartService.totalPrice(); model.addAttribute("totalPrice", total); model.addAttribute("cartItems",cartItems); return "order"; } @RequestMapping("/pay") public String payCartItem(){ return "pay"; } }