javaSSM从零到企业级电商后端源码

package com.mmall.service.impl; import com.alipay.api.AlipayResponse; import com.alipay.api.response.AlipayTradePrecreateResponse; import com.alipay.demo.trade.config.Configs; import com.alipay.demo.trade.model.ExtendParams; import com.alipay.demo.trade.model.GoodsDetail; import com.alipay.demo.trade.model.builder.AlipayTradePrecreateRequestBuilder; import com.alipay.demo.trade.model.result.AlipayF2FPrecreateResult; import com.alipay.demo.trade.service.AlipayTradeService; import com.alipay.demo.trade.service.impl.AlipayTradeServiceImpl; import com.alipay.demo.trade.utils.ZxingUtils; import com.github.pagehelper.Page; import com.github.pagehelper.PageHelper; import com.github.pagehelper.PageInfo; import com.google.common.collect.Lists; import com.google.common.collect.Maps; import com.mmall.common.Const; import com.mmall.common.ServerResponse; import com.mmall.dao.CartMapper; import com.mmall.dao.OrderItemMapper; import com.mmall.dao.OrderMapper; import com.mmall.dao.PayInfoMapper; import com.mmall.dao.ProductMapper; import com.mmall.dao.ShippingMapper; import com.mmall.pojo.Cart; import com.mmall.pojo.Order; import com.mmall.pojo.OrderItem; import com.mmall.pojo.PayInfo; import com.mmall.pojo.Product; import com.mmall.pojo.Shipping; import com.mmall.service.IOrderService; import com.mmall.util.BigDecimalUtil; import com.mmall.util.DateTimeUtil; import com.mmall.util.FTPUtil; import com.mmall.util.PropertiesUtil; import com.mmall.vo.OrderItemVo; import com.mmall.vo.OrderProductVo; import com.mmall.vo.OrderVo; import com.mmall.vo.ShippingVo; import org.apache.commons.collections.CollectionUtils; import org.apache.commons.lang.StringUtils; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Service; import java.io.File; import java.io.IOException; import java.math.BigDecimal; import java.util.ArrayList; import java.util.Date; import java.util.List; import java.util.Map; import java.util.Random; /** * Created by geely */ @Service("iOrderService") public class OrderServiceImpl implements IOrderService { private static AlipayTradeService tradeService; static { /** 一定要在创建AlipayTradeService之前调用Configs.init()设置默认参数 * Configs会读取classpath下的zfbinfo.properties文件配置信息，如果找不到该文件则确认该文件是否在classpath目录 */ Configs.init("zfbinfo.properties"); /** 使用Configs提供的默认参数 * AlipayTradeService可以使用单例或者为静态成员对象，不需要反复new */ tradeService = new AlipayTradeServiceImpl.ClientBuilder().build(); } private static final Logger logger = LoggerFactory.getLogger(OrderServiceImpl.class); @Autowired private OrderMapper orderMapper; @Autowired private OrderItemMapper orderItemMapper; @Autowired private PayInfoMapper payInfoMapper; @Autowired private CartMapper cartMapper; @Autowired private ProductMapper productMapper; @Autowired private ShippingMapper shippingMapper; public ServerResponse createOrder(Integer userId,Integer shippingId){ //从购物车中获取数据 List<Cart> cartList = cartMapper.selectCheckedCartByUserId(userId); //计算这个订单的总价 ServerResponse serverResponse = this.getCartOrderItem(userId,cartList); if(!serverResponse.isSuccess()){ return serverResponse; } List<OrderItem> orderItemList = (List<OrderItem>)serverResponse.getData(); BigDecimal payment = this.getOrderTotalPrice(orderItemList); //生成订单 Order order = this.assembleOrder(userId,shippingId,payment); if(order == null){ return ServerResponse.createByErrorMessage("生成订单错误"); } if(CollectionUtils.isEmpty(orderItemList)){ return ServerResponse.createByErrorMessage("购物车为空"); } for(OrderItem orderItem : orderItemList){ orderItem.setOrderNo(order.getOrderNo()); } //mybatis 批量插入 orderItemMapper.batchInsert(orderItemList); //生成成功,我们要减少我们产品的库存 this.reduceProductStock(orderItemList); //清空一下购物车 this.cleanCart(cartList); //返回给前端数据 OrderVo orderVo = assembleOrderVo(order,orderItemList); return ServerResponse.createBySuccess(orderVo); } private OrderVo assembleOrderVo(Order order,List<OrderItem> orderItemList){ OrderVo orderVo = new OrderVo(); orderVo.setOrderNo(order.getOrderNo()); orderVo.setPayment(order.getPayment()); orderVo.setPaymentType(order.getPaymentType()); orderVo.setPaymentTypeDesc(Const.PaymentTypeEnum.codeOf(order.getPaymentType()).getValue()); orderVo.setPostage(order.getPostage()); orderVo.setStatus(order.getStatus()); orderVo.setStatusDesc(Const.OrderStatusEnum.codeOf(order.getStatus()).getValue()); orderVo.setShippingId(order.getShippingId()); Shipping shipping = shippingMapper.selectByPrimaryKey(order.getShippingId()); if(shipping != null){ orderVo.setReceiverName(shipping.getReceiverName()); orderVo.setShippingVo(assembleShippingVo(shipping)); } orderVo.setPaymentTime(DateTimeUtil.dateToStr(order.getPaymentTime())); orderVo.setSendTime(DateTimeUtil.dateToStr(order.getSendTime())); orderVo.setEndTime(DateTimeUtil.dateToStr(order.getEndTime())); orderVo.setCreateTime(DateTimeUtil.dateToStr(order.getCreateTime())); orderVo.setCloseTime(DateTimeUtil.dateToStr(order.getCloseTime())); orderVo.setImageHost(PropertiesUtil.getProperty("ftp.server.http.prefix")); List<OrderItemVo> orderItemVoList = Lists.newArrayList(); for(OrderItem orderItem : orderItemList){ OrderItemVo orderItemVo = assembleOrderItemVo(orderItem); orderItemVoList.add(orderItemVo); } orderVo.setOrderItemVoList(orderItemVoList); return orderVo; } private OrderItemVo assembleOrderItemVo(OrderItem orderItem){ OrderItemVo orderItemVo = new OrderItemVo(); orderItemVo.setOrderNo(orderItem.getOrderNo()); orderItemVo.setProductId(orderItem.getProductId()); orderItemVo.setProductName(orderItem.getProductName()); orderItemVo.setProductImage(orderItem.getProductImage()); orderItemVo.setCurrentUnitPrice(orderItem.getCurrentUnitPrice()); orderItemVo.setQuantity(orderItem.getQuantity()); orderItemVo.setTotalPrice(orderItem.getTotalPrice()); orderItemVo.setCreateTime(DateTimeUtil.dateToStr(orderItem.getCreateTime())); return orderItemVo; } private ShippingVo assembleShippingVo(Shipping shipping){ ShippingVo shippingVo = new ShippingVo(); shippingVo.setReceiverName(shipping.getReceiverName()); shippingVo.setReceiverAddress(shipping.getReceiverAddress()); shippingVo.setReceiverProvince(shipping.getReceiverProvince()); shippingVo.setReceiverCity(shipping.getReceiverCity()); shippingVo.setReceiverDistrict(shipping.getReceiverDistrict()); shippingVo.setReceiverMobile(shipping.getReceiverMobile()); shippingVo.setReceiverZip(shipping.getReceiverZip()); shippingVo.setReceiverPhone(shippingVo.getReceiverPhone()); return shippingVo; } private void cleanCart(List<Cart> cartList){ for(Cart cart : cartList){ cartMapper.deleteByPrimaryKey(cart.getId()); } } private void reduceProductStock(List<OrderItem> orderItemList){ for(OrderItem orderItem : orderItemList){ Product product = productMapper.selectByPrimaryKey(orderItem.getProduc