基于SpringCloud的校园二手书交易系统源码+项目说明.zip

package org.example.order.controller; import org.example.feign.result.ResultCode; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.web.bind.annotation.*; import java.math.BigDecimal; import java.text.SimpleDateFormat; import java.util.ArrayList; import java.util.Date; import java.util.List; import java.util.Map; import java.util.stream.Collectors; import org.example.order.service.OrderService; import org.example.feign.clients.BookClients; import org.example.feign.util.ResultUtil; import org.example.feign.result.Result; import org.example.feign.view.CartTable; import org.example.order.view.OrderInfo; import org.example.order.view.OrderItemInfo; import org.example.order.pojo.Order; import org.example.order.pojo.OrderItem; import org.example.feign.pojo.Book; import org.example.order.utils.OrderCode; /** * @author DELL */ @RestController @RequestMapping("/order") public class OrderController { @Autowired private OrderService orderService; @Autowired private BookClients bookClients; /** * 购物车下订单模块(新建订单) * @param cartTableList 选中的购物车表 * @param buyerId 买家ID * @return 订单详情 */ @PostMapping("/create") @ResponseBody public Result createOrder(@RequestBody List<CartTable> cartTableList, @RequestParam("buyerId") long buyerId){ /*对cartTableList按照uid进行分组；此uid为卖家的id*/ Map<Long,List<CartTable>> cartTables = cartTableList.stream().collect(Collectors.groupingBy(CartTable::getUid)); /*定义返回的数据*/ List<OrderInfo> orderInfoList = new ArrayList<>(); /*而后循环对每一分组进行处理*/ for (Map.Entry<Long,List<CartTable>> entry : cartTables.entrySet()){ long sellerId = entry.getKey(); List<CartTable> list = entry.getValue(); /*先新建一个订单*/ SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"); String time = df.format(new Date()); String oid = OrderCode.getOrderCode(); Order order = new Order(oid,buyerId,sellerId,time,"",0); int res = orderService.insertOrder(order); if (res != 1){ System.out.println("订单创建失败!"); } OrderInfo orderInfo = new OrderInfo(oid,sellerId,"",time,"",0,new BigDecimal(0),null); String sellerName = ""; BigDecimal subTotal = BigDecimal.valueOf(0); List<OrderItemInfo> orderItemInfoList = new ArrayList<>(); for (CartTable table:list){ /*遍历，建立订单项*/ OrderItem orderItem = new OrderItem(1,oid,table.getBid(),0); int res2 = orderService.insertOrderItem(orderItem); if (res2 != 1){ System.out.println("订单项建立失败!"); } int id = orderService.queryItemId(oid,table.getBid()); OrderItemInfo orderItemInfo = new OrderItemInfo(id,table.getBid(),0,table.getTitle(),table.getSellPrice()); orderItemInfoList.add(orderItemInfo); sellerName = table.getName(); subTotal = subTotal.add(table.getSellPrice()); } orderInfo.setSellerName(sellerName); orderInfo.setSubTotal(subTotal); orderInfo.setItemInfos(orderItemInfoList); orderInfoList.add(orderInfo); } return ResultUtil.buildSuccessResult("成功",orderInfoList); } /** * 获取买家的相关订单 * @param statuses 订单状态 * @param buyerId 买家ID * @return 所有相关的订单详情 */ @PostMapping("/getBuyerOrders") @ResponseBody public Result getBuyerOrders(@RequestBody List<Integer> statuses, @RequestParam("buyerId") long buyerId){ List<OrderInfo> orderInfos = orderService.getBuyerOrSellerOrders(buyerId,statuses,true); return ResultUtil.buildSuccessResult("成功!",orderInfos); } /** * 获取卖家订单 * @param statuses 订单状态 * @param sellerId 卖家ID * @return 所有相关订单 */ @PostMapping("/getSellerOrders") @ResponseBody public Result getSellerOrders(@RequestBody List<Integer> statuses,@RequestParam("sellerId") long sellerId){ List<OrderInfo> orderInfos = orderService.getBuyerOrSellerOrders(sellerId,statuses,false); return ResultUtil.buildSuccessResult("成功!",orderInfos); } /** * 删除某一订单项：若只有一项则连带删除订单 * @param id 包括订单项id * @return 删除结果 */ @PostMapping("/deleteOrderItem") @ResponseBody public Result deleteOrderItem(@RequestParam("id") int id){ String oid = orderService.findOrderItemById(id).getOid(); int res = orderService.deleteOrderItem(id); if (res == 1){ if (orderService.orderItemIsExist(oid)){ return ResultUtil.buildSuccessResult("删除订单项成功!",null); } else { int rest = orderService.deleteOrder(oid); if (rest == 1){ return ResultUtil.buildSuccessResult("删除订单项成功，该订单已作废!",null); } else { return ResultUtil.buildSuccessResult("删除订单项成功，但该订单删除失败,原因未知!",null); } } } else { return ResultUtil.buildFailResult("删除失败!",null); } } /** * 删除订单 * @param id 订单编号 * @return 删除结果 */ @PostMapping("/deleteOrder") @ResponseBody public Result deleteOrder(@RequestParam("id") String id){ if (!orderService.orderItemIsExist(id)){ return ResultUtil.buildFailResult("订单里面不存在订单项，错误！",null); } else { orderService.deleteOrderItems(id); int res = orderService.deleteOrder(id); if (res == 1){ return ResultUtil.buildSuccessResult("删除订单成功",null); } else { return ResultUtil.buildFailResult("删除订单失败!",null); } } } /** * 修改订单状态信息 * @param order_id 订单编号(id) * @param order_status 订单状态(status) * @return 修改结果 */ @PostMapping("/changeStatus") @ResponseBody public Result changeStatus(@RequestParam("id") String order_id, @RequestParam("status") int order_status){ SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"); String time = df.format(new Date()); Order order = new Order(); order.setTime(time); order.setId(order_id); order.setStatus(order_status); if (!orderService.orderIsExist(order_id)){ return ResultUtil.buildFailResult("订单不存在，错误！",null); } else { int res = orderService.updateOrderStatus(order); if (res == 1){ return ResultUtil.buildSuccessResult("成功",null); } else { return ResultUtil.buildFailResult("失败！",null); } } } @GetMapping("/getAll") public List<Order> getAll(){ return orderService.getAll(); } /** * 修改订单orderitem状态信息 * @param uid book的seller * @param sellPrice 新售价 * @param degree 重新设置新旧 * @param item_id orderitem表中的id * @return 修改结果 */ @PostMapping("/resale") @ResponseBody public Result resale(@RequestParam("sellPrice") BigDecimal sellPrice, @RequestParam("degree") String degree, @RequestParam("uid") long uid, @Reque