Spring Boot框架实现网页端电子商务平台

package com.ch.ebusiness.service.before; import java.util.List; import java.util.Map; import javax.servlet.http.HttpSession; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Service; import org.springframework.transaction.annotation.Transactional; import org.springframework.ui.Model; import com.ch.ebusiness.entity.Goods; import com.ch.ebusiness.entity.Order; import com.ch.ebusiness.repository.before.CartRepository; import com.ch.ebusiness.repository.before.IndexRepository; import com.ch.ebusiness.util.MD5Util; import com.ch.ebusiness.util.MyUtil; @Service public class CartServiceImpl implements CartService{ @Autowired private CartRepository cartRepository; @Autowired private IndexRepository indexRepository; @Override public String putCart(Goods goods, Model model, HttpSession session) { Integer uid = MyUtil.getUser(session).getId(); //如果商品已在购物车，只更新购买数量 if(cartRepository.isPutCart(uid, goods.getId()).size() > 0) { cartRepository.updateCart(uid, goods.getId(), goods.getBuyNumber()); }else {//新增到购物车 cartRepository.putCart(uid, goods.getId(), goods.getBuyNumber()); } //跳转到查询购物车 return "forward:/cart/selectCart"; } @Override public String selectCart(Model model, HttpSession session, String act) { List<Map<String, Object>> list = cartRepository.selectCart(MyUtil.getUser(session).getId()); double sum = 0; for (Map<String, Object> map : list) { sum = sum + (Double)map.get("smallsum"); } model.addAttribute("total", sum); model.addAttribute("cartlist", list); //广告区商品 model.addAttribute("advertisementGoods", indexRepository.selectAdvertisementGoods()); //导航栏商品类型 model.addAttribute("goodsType", indexRepository.selectGoodsType()); if("toCount".equals(act)) {//去结算页面 return "user/count"; } return "user/cart"; } @Override public String focus(Model model, HttpSession session, Integer gid) { Integer uid = MyUtil.getUser(session).getId(); List<Map<String,Object>> list = cartRepository.isFocus(uid, gid); //判断是否已收藏 if(list.size() > 0) { return "no"; }else { cartRepository.focus(uid, gid); return "ok"; } } @Override public String deleteCart(HttpSession session, Integer gid) { Integer uid = MyUtil.getUser(session).getId(); cartRepository.deleteAgoods(uid, gid); return "forward:/cart/selectCart"; } @Override public String clearCart(HttpSession session) { cartRepository.clear(MyUtil.getUser(session).getId()); return "forward:/cart/selectCart"; } @Override @Transactional public String submitOrder(Order order, Model model, HttpSession session) { order.setBusertable_id(MyUtil.getUser(session).getId()); //生成订单 cartRepository.addOrder(order); //生成订单详情 cartRepository.addOrderDetail(order.getId(), MyUtil.getUser(session).getId()); //减少商品库存 List<Map<String,Object>> listGoods = cartRepository.selectGoodsShop(MyUtil.getUser(session).getId()); for (Map<String, Object> map : listGoods) { cartRepository.updateStore(map); } //清空购物车 cartRepository.clear(MyUtil.getUser(session).getId()); model.addAttribute("order", order); return "user/pay"; } @Override public String pay(Order order) { cartRepository.pay(order.getId()); return "ok"; } @Override public String myFocus(Model model, HttpSession session) { //广告区商品 model.addAttribute("advertisementGoods", indexRepository.selectAdvertisementGoods()); //导航栏商品类型 model.addAttribute("goodsType", indexRepository.selectGoodsType()); model.addAttribute("myFocus", cartRepository.myFocus(MyUtil.getUser(session).getId())); return "user/myFocus"; } @Override public String myOder(Model model, HttpSession session) { //广告区商品 model.addAttribute("advertisementGoods", indexRepository.selectAdvertisementGoods()); //导航栏商品类型 model.addAttribute("goodsType", indexRepository.selectGoodsType()); model.addAttribute("myOrder", cartRepository.myOrder(MyUtil.getUser(session).getId())); return "user/myOrder"; } @Override public String orderDetail(Model model, Integer id) { model.addAttribute("orderDetail", cartRepository.orderDetail(id)); return "user/orderDetail"; } @Override public String updateUpwd(HttpSession session, String bpwd) { Integer uid = MyUtil.getUser(session).getId(); cartRepository.updateUpwd(uid, MD5Util.MD5(bpwd)); return "forward:/user/toLogin"; } }