完成我要开团单独购买付款接口

src/main/java/com/sztzjy/trade/config/Constant.java

@@ -15,6 +15,8 @@ public class Constant {
      * Basic 请求头
      */
     public static final String BASIC = "Basic";
+    public static final String DANDUGOUMAI = "单独购买";
+    public static final String PINDUANGOUMAI = "我要开团";
 
 
 

src/main/java/com/sztzjy/trade/controller/stu/StuGoodsTradingCenterController.java

@@ -1,6 +1,8 @@
 package com.sztzjy.trade.controller.stu;
 
 import com.sztzjy.trade.annotation.AnonymousAccess;
+import com.sztzjy.trade.config.Constant;
+import com.sztzjy.trade.entity.dto.StuPurchaseGoodsDTO;
 import com.sztzjy.trade.service.StuGoodsTradingCenterService;
 import com.sztzjy.trade.service.StuGoodsTradingOrderService;
 import com.sztzjy.trade.util.ResultEntity;
@@ -11,6 +13,7 @@ import com.sztzjy.trade.service.StuGoodsTradingCenterService;
 import com.sztzjy.trade.util.ResultEntity;
 import io.swagger.annotations.Api;
 import io.swagger.annotations.ApiOperation;
+import org.springframework.beans.BeanUtils;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.web.bind.annotation.*;
 import io.swagger.annotations.ApiOperation;
@@ -207,14 +210,37 @@ public class StuGoodsTradingCenterController {
 
 
 
-//    @ApiOperation("商品详情页面：单独购买/拼单购买")
-//    @AnonymousAccess
-//    @GetMapping("/buyGoods")
-//    public ResultEntity getbuyGoods(String userId,Integer goodsId,) {
-//
-//        return stuGoodsTradingOrderService.getSeeingYouOnAndOn(userId,goodsId,index,size,goodsType);
-//
-//    }
+    @ApiOperation("商品详情页面：单独购买")
+    @AnonymousAccess
+    @PostMapping("/purchaseGoods")
+    public ResultEntity getpurchaseGoods(StuPurchaseGoodsDTO stuPurchaseGoodsDTO) {
+
+        if (Constant.DANDUGOUMAI.equals(stuPurchaseGoodsDTO.getType()))
+        {
+
+            StuSettlementDTO stuSettlementDTO = new StuSettlementDTO();
+
+            BeanUtils.copyProperties(stuPurchaseGoodsDTO,stuSettlementDTO);
+            tradingCenterService.settlement(stuSettlementDTO);
+        }else
+        {
+
+            //拼团购买
+            tradingCenterService.groupPurchase(stuPurchaseGoodsDTO);
+
+
+
+
+        }
+
+
+
+        return new ResultEntity(HttpStatus.OK,"下单成功");
+
+    }
+
+
+
 
 
 

src/main/java/com/sztzjy/trade/entity/StuSplicingOrdersInfo.java

@@ -18,7 +18,7 @@ public class StuSplicingOrdersInfo {
     @ApiModelProperty(notes = "创建时间")
     private Date createTime;
 
-    @ApiModelProperty(notes = "发起者用户ID(多个用户ID用逗号隔开)")
+    @ApiModelProperty(notes = "发起者用户ID")
     private String userId;
 
     @ApiModelProperty(notes = "拼单结束时间")
@@ -27,7 +27,7 @@ public class StuSplicingOrdersInfo {
     @ApiModelProperty(notes = "商品类型")
     private String goodsType;
 
-    @ApiModelProperty(notes = "参与拼单")
+    @ApiModelProperty(notes = "参与拼单(多个用户用逗号隔开)")
     private String participateInGroupBuying;
 
     @ApiModelProperty(notes = "是否拼单成功，默认未成功为0")
@@ -36,6 +36,12 @@ public class StuSplicingOrdersInfo {
     @ApiModelProperty(notes = "拼单差人数")
     private Integer missManyPeople;
 
+    @ApiModelProperty(notes = "发起者拼单数量")
+    private Integer number;
+
+    @ApiModelProperty(notes = "参与者拼单数量（多个用都逗号隔开）")
+    private String participantNumber;
+
     public Integer getId() {
         return id;
     }
@@ -107,4 +113,20 @@ public class StuSplicingOrdersInfo {
     public void setMissManyPeople(Integer missManyPeople) {
         this.missManyPeople = missManyPeople;
     }
+
+    public Integer getNumber() {
+        return number;
+    }
+
+    public void setNumber(Integer number) {
+        this.number = number;
+    }
+
+    public String getParticipantNumber() {
+        return participantNumber;
+    }
+
+    public void setParticipantNumber(String participantNumber) {
+        this.participantNumber = participantNumber == null ? null : participantNumber.trim();
+    }
 }

src/main/java/com/sztzjy/trade/entity/StuSplicingOrdersInfoExample.java

@@ -486,72 +486,72 @@ public class StuSplicingOrdersInfoExample {
         }
 
         public Criteria andParticipateInGroupBuyingIsNull() {
-            addCriterion("\"participate_in_group buying\" is null");
+            addCriterion("participate_in_group_buying is null");
             return (Criteria) this;
         }
 
         public Criteria andParticipateInGroupBuyingIsNotNull() {
-            addCriterion("\"participate_in_group buying\" is not null");
+            addCriterion("participate_in_group_buying is not null");
             return (Criteria) this;
         }
 
         public Criteria andParticipateInGroupBuyingEqualTo(String value) {
-            addCriterion("\"participate_in_group buying\" =", value, "participateInGroupBuying");
+            addCriterion("participate_in_group_buying =", value, "participateInGroupBuying");
             return (Criteria) this;
         }
 
         public Criteria andParticipateInGroupBuyingNotEqualTo(String value) {
-            addCriterion("\"participate_in_group buying\" <>", value, "participateInGroupBuying");
+            addCriterion("participate_in_group_buying <>", value, "participateInGroupBuying");
             return (Criteria) this;
         }
 
         public Criteria andParticipateInGroupBuyingGreaterThan(String value) {
-            addCriterion("\"participate_in_group buying\" >", value, "participateInGroupBuying");
+            addCriterion("participate_in_group_buying >", value, "participateInGroupBuying");
             return (Criteria) this;
         }
 
         public Criteria andParticipateInGroupBuyingGreaterThanOrEqualTo(String value) {
-            addCriterion("\"participate_in_group buying\" >=", value, "participateInGroupBuying");
+            addCriterion("participate_in_group_buying >=", value, "participateInGroupBuying");
             return (Criteria) this;
         }
 
         public Criteria andParticipateInGroupBuyingLessThan(String value) {
-            addCriterion("\"participate_in_group buying\" <", value, "participateInGroupBuying");
+            addCriterion("participate_in_group_buying <", value, "participateInGroupBuying");
             return (Criteria) this;
         }
 
         public Criteria andParticipateInGroupBuyingLessThanOrEqualTo(String value) {
-            addCriterion("\"participate_in_group buying\" <=", value, "participateInGroupBuying");
+            addCriterion("participate_in_group_buying <=", value, "participateInGroupBuying");
             return (Criteria) this;
         }
 
         public Criteria andParticipateInGroupBuyingLike(String value) {
-            addCriterion("\"participate_in_group buying\" like", value, "participateInGroupBuying");
+            addCriterion("participate_in_group_buying like", value, "participateInGroupBuying");
             return (Criteria) this;
         }
 
         public Criteria andParticipateInGroupBuyingNotLike(String value) {
-            addCriterion("\"participate_in_group buying\" not like", value, "participateInGroupBuying");
+            addCriterion("participate_in_group_buying not like", value, "participateInGroupBuying");
             return (Criteria) this;
         }
 
         public Criteria andParticipateInGroupBuyingIn(List<String> values) {
-            addCriterion("\"participate_in_group buying\" in", values, "participateInGroupBuying");
+            addCriterion("participate_in_group_buying in", values, "participateInGroupBuying");
             return (Criteria) this;
         }
 
         public Criteria andParticipateInGroupBuyingNotIn(List<String> values) {
-            addCriterion("\"participate_in_group buying\" not in", values, "participateInGroupBuying");
+            addCriterion("participate_in_group_buying not in", values, "participateInGroupBuying");
             return (Criteria) this;
         }
 
         public Criteria andParticipateInGroupBuyingBetween(String value1, String value2) {
-            addCriterion("\"participate_in_group buying\" between", value1, value2, "participateInGroupBuying");
+            addCriterion("participate_in_group_buying between", value1, value2, "participateInGroupBuying");
             return (Criteria) this;
         }
 
         public Criteria andParticipateInGroupBuyingNotBetween(String value1, String value2) {
-            addCriterion("\"participate_in_group buying\" not between", value1, value2, "participateInGroupBuying");
+            addCriterion("participate_in_group_buying not between", value1, value2, "participateInGroupBuying");
             return (Criteria) this;
         }
 
@@ -674,6 +674,136 @@ public class StuSplicingOrdersInfoExample {
             addCriterion("miss_many_people not between", value1, value2, "missManyPeople");
             return (Criteria) this;
         }
+
+        public Criteria andNumberIsNull() {
+            addCriterion("number is null");
+            return (Criteria) this;
+        }
+
+        public Criteria andNumberIsNotNull() {
+            addCriterion("number is not null");
+            return (Criteria) this;
+        }
+
+        public Criteria andNumberEqualTo(Integer value) {
+            addCriterion("number =", value, "number");
+            return (Criteria) this;
+        }
+
+        public Criteria andNumberNotEqualTo(Integer value) {
+            addCriterion("number <>", value, "number");
+            return (Criteria) this;
+        }
+
+        public Criteria andNumberGreaterThan(Integer value) {
+            addCriterion("number >", value, "number");
+            return (Criteria) this;
+        }
+
+        public Criteria andNumberGreaterThanOrEqualTo(Integer value) {
+            addCriterion("number >=", value, "number");
+            return (Criteria) this;
+        }
+
+        public Criteria andNumberLessThan(Integer value) {
+            addCriterion("number <", value, "number");
+            return (Criteria) this;
+        }
+
+        public Criteria andNumberLessThanOrEqualTo(Integer value) {
+            addCriterion("number <=", value, "number");
+            return (Criteria) this;
+        }
+
+        public Criteria andNumberIn(List<Integer> values) {
+            addCriterion("number in", values, "number");
+            return (Criteria) this;
+        }
+
+        public Criteria andNumberNotIn(List<Integer> values) {
+            addCriterion("number not in", values, "number");
+            return (Criteria) this;
+        }
+
+        public Criteria andNumberBetween(Integer value1, Integer value2) {
+            addCriterion("number between", value1, value2, "number");
+            return (Criteria) this;
+        }
+
+        public Criteria andNumberNotBetween(Integer value1, Integer value2) {
+            addCriterion("number not between", value1, value2, "number");
+            return (Criteria) this;
+        }
+
+        public Criteria andParticipantNumberIsNull() {
+            addCriterion("participant_number is null");
+            return (Criteria) this;
+        }
+
+        public Criteria andParticipantNumberIsNotNull() {
+            addCriterion("participant_number is not null");
+            return (Criteria) this;
+        }
+
+        public Criteria andParticipantNumberEqualTo(String value) {
+            addCriterion("participant_number =", value, "participantNumber");
+            return (Criteria) this;
+        }
+
+        public Criteria andParticipantNumberNotEqualTo(String value) {
+            addCriterion("participant_number <>", value, "participantNumber");
+            return (Criteria) this;
+        }
+
+        public Criteria andParticipantNumberGreaterThan(String value) {
+            addCriterion("participant_number >", value, "participantNumber");
+            return (Criteria) this;
+        }
+
+        public Criteria andParticipantNumberGreaterThanOrEqualTo(String value) {
+            addCriterion("participant_number >=", value, "participantNumber");
+            return (Criteria) this;
+        }
+
+        public Criteria andParticipantNumberLessThan(String value) {
+            addCriterion("participant_number <", value, "participantNumber");
+            return (Criteria) this;
+        }
+
+        public Criteria andParticipantNumberLessThanOrEqualTo(String value) {
+            addCriterion("participant_number <=", value, "participantNumber");
+            return (Criteria) this;
+        }
+
+        public Criteria andParticipantNumberLike(String value) {
+            addCriterion("participant_number like", value, "participantNumber");
+            return (Criteria) this;
+        }
+
+        public Criteria andParticipantNumberNotLike(String value) {
+            addCriterion("participant_number not like", value, "participantNumber");
+            return (Criteria) this;
+        }
+
+        public Criteria andParticipantNumberIn(List<String> values) {
+            addCriterion("participant_number in", values, "participantNumber");
+            return (Criteria) this;
+        }
+
+        public Criteria andParticipantNumberNotIn(List<String> values) {
+            addCriterion("participant_number not in", values, "participantNumber");
+            return (Criteria) this;
+        }
+
+        public Criteria andParticipantNumberBetween(String value1, String value2) {
+            addCriterion("participant_number between", value1, value2, "participantNumber");
+            return (Criteria) this;
+        }
+
+        public Criteria andParticipantNumberNotBetween(String value1, String value2) {
+            addCriterion("participant_number not between", value1, value2, "participantNumber");
+            return (Criteria) this;
+        }
     }
 
     public static class Criteria extends GeneratedCriteria {

src/main/java/com/sztzjy/trade/entity/dto/StuGoodsInfoDTO.java

@@ -114,4 +114,9 @@ public class StuGoodsInfoDTO {
     @ApiModelProperty(notes = "商品评价")
     private double storeScore;
 
+
+    @ApiModelProperty(notes = "拼团价格")
+    private BigDecimal groupPrice;
+
+
 }

src/main/java/com/sztzjy/trade/entity/dto/StuGoodsSalesManageDTO.java

@@ -71,5 +71,9 @@ public class StuGoodsSalesManageDTO {
     private Double price;
 
 
+    @ApiModelProperty(notes = "拼团价格")
+    private Double groupPrice;
+
+
 
 }

src/main/java/com/sztzjy/trade/entity/dto/StuGroupOrderInfoDTO.java

@@ -0,0 +1,26 @@
+package com.sztzjy.trade.entity.dto;
+
+import io.swagger.annotations.ApiModelProperty;
+import lombok.Data;
+
+import java.util.Date;
+
+/**
+ * @author 17803
+ * @date 2024-11-05 09:48
+ */
+@Data
+public class StuGroupOrderInfoDTO {
+
+    private String userId;
+
+    @ApiModelProperty("购买数量")
+    private Integer amount;
+
+    @ApiModelProperty("商品类型")
+    private String goodsType;
+
+    @ApiModelProperty("拼单时间")
+    private Date createTime;
+
+}

src/main/java/com/sztzjy/trade/entity/dto/StuPurchaseGoodsDTO.java

@@ -0,0 +1,43 @@
+package com.sztzjy.trade.entity.dto;
+
+import com.sztzjy.trade.entity.StuShoppingCartInfo;
+import io.swagger.annotations.ApiModelProperty;
+import lombok.Data;
+
+import java.math.BigDecimal;
+import java.util.List;
+
+/**
+ * @author 17803
+ * @date 2024-11-04 09:01
+ */
+@Data
+public class StuPurchaseGoodsDTO {
+
+    @ApiModelProperty(notes = "商品ID")
+    private Integer goodsId;
+
+    @ApiModelProperty(notes = "商品类型")
+    private String goodsType;
+
+    private BigDecimal amount;
+
+    private String userId;
+
+    @ApiModelProperty(notes = "单独购买/我要开团/拼单")
+    private String type;
+
+    @ApiModelProperty(notes = "店铺名称")
+    private String shopName;
+
+    @ApiModelProperty(notes = "商品链接")
+    private String goodsUrl;
+
+    @ApiModelProperty(notes = "商品名称")
+    private String goodsName;
+
+
+    @ApiModelProperty(notes = "拼团的ID(拼单时候传参)")
+    private Integer splicingId;
+
+}

src/main/java/com/sztzjy/trade/entity/dto/StuPurcreateOrderDTO.java

@@ -0,0 +1,38 @@
+package com.sztzjy.trade.entity.dto;
+
+import io.swagger.annotations.ApiModelProperty;
+import lombok.Data;
+
+import java.math.BigDecimal;
+
+/**
+ * @author 17803
+ * @date 2024-11-05 10:05
+ */
+@Data
+public class StuPurcreateOrderDTO {
+
+
+    private BigDecimal amount;
+    private String userId;
+
+    @ApiModelProperty(notes = "商品ID")
+    private Integer goodsId;
+
+
+    @ApiModelProperty(notes = "商品名称")
+    private String goodsName;
+
+    @ApiModelProperty(notes = "商品类型")
+    private String goodsType;
+
+    @ApiModelProperty(notes = "店铺名称")
+    private String shopName;
+
+    @ApiModelProperty(notes = "商品链接")
+    private String goodsUrl;
+
+
+
+
+}

src/main/java/com/sztzjy/trade/service/StuGoodsTradingCenterService.java

@@ -3,6 +3,7 @@ package com.sztzjy.trade.service;
 import com.github.pagehelper.PageInfo;
 import com.sztzjy.trade.entity.StuGoodsOrderInfo;
 import com.sztzjy.trade.entity.StuShoppingCartInfo;
+import com.sztzjy.trade.entity.dto.StuPurchaseGoodsDTO;
 import com.sztzjy.trade.entity.dto.StuSettlementDTO;
 import org.springframework.security.core.parameters.P;
 
@@ -47,4 +48,7 @@ public interface StuGoodsTradingCenterService {
 
     //商品排序
     ResultEntity goodsOrder(String keyword, Integer index, Integer size,Integer type,String search);
+
+    //拼团购买
+    void groupPurchase(StuPurchaseGoodsDTO stuPurchaseGoodsDTO);
 }

src/main/java/com/sztzjy/trade/service/StuGoodsTradingOrderService.java

@@ -12,4 +12,5 @@ public interface StuGoodsTradingOrderService {
 
     //商品详情页面：看了又看功能
     ResultEntity getSeeingYouOnAndOn(String userId, Integer goodsId,Integer index,Integer size,String goodsType);
-}
+
+  }

src/main/java/com/sztzjy/trade/service/impl/StuGoodsTradingCenterServiceImpl.java

@@ -2,14 +2,15 @@ package com.sztzjy.trade.service.impl;
 
 import cn.hutool.core.convert.Convert;
 import cn.hutool.core.util.IdUtil;
+import com.alibaba.fastjson.JSON;
 import com.github.pagehelper.PageHelper;
+import com.sztzjy.trade.config.Constant;
 import com.sztzjy.trade.entity.*;
-import com.sztzjy.trade.entity.dto.StuGoodsSalesManageDTO;
+import com.sztzjy.trade.entity.dto.*;
 import com.sztzjy.trade.mapper.*;
 import com.github.pagehelper.PageInfo;
 import com.sztzjy.trade.config.exception.handler.ServiceException;
 import com.sztzjy.trade.entity.*;
-import com.sztzjy.trade.entity.dto.StuSettlementDTO;
 import com.sztzjy.trade.mapper.*;
 import com.sztzjy.trade.service.StuGoodsTradingCenterService;
 import com.sztzjy.trade.util.BigDecimalUtils;
@@ -22,6 +23,7 @@ import com.sztzjy.trade.util.PageUtil;
 import org.springframework.http.HttpStatus;
 import org.springframework.stereotype.Service;
 
+import java.time.LocalDate;
 import java.util.*;
 import javax.annotation.Resource;
 import java.math.BigDecimal;
@@ -68,6 +70,8 @@ public class StuGoodsTradingCenterServiceImpl implements StuGoodsTradingCenterSe
     @Resource
     StuGoodsOrderInfoMapper orderInfoMapper;
 
+    @Autowired
+    private StuSplicingOrdersInfoMapper stuSplicingOrdersInfoMapper;
     //小广告位招租
     @Override
     public ResultEntity getSmallAdPlacement() {
@@ -447,6 +451,9 @@ public class StuGoodsTradingCenterServiceImpl implements StuGoodsTradingCenterSe
 
 
 
+
+
+
                 PageInfo<StuGoodsSalesManageDTO> goodsSalesManageDTOPageInfo = new PageInfo<>(stuGoodsSalesManageDTOArrayList);
 
                 return new ResultEntity(HttpStatus.OK, goodsSalesManageDTOPageInfo);
@@ -487,5 +494,187 @@ public class StuGoodsTradingCenterServiceImpl implements StuGoodsTradingCenterSe
 
     }
 
+    //拼团购买
+    @Override
+    public void groupPurchase(StuPurchaseGoodsDTO stuPurchaseGoodsDTO) {
+        //判断是否拼团还是单独开团
+        if (Constant.PINDUANGOUMAI.equals(stuPurchaseGoodsDTO.getType()))
+        { //开团
+            StuSplicingOrdersInfo splicingOrdersInfo = new StuSplicingOrdersInfo();
+            int id = UUID.randomUUID().hashCode();
+
+            id =  id > 0 ?   id : - id;
+
+            splicingOrdersInfo.setId(id);
+            splicingOrdersInfo.setGoodsId(stuPurchaseGoodsDTO.getGoodsId());
+            splicingOrdersInfo.setUserId(stuPurchaseGoodsDTO.getUserId());
+            splicingOrdersInfo.setCreateTime(new Date());
+            splicingOrdersInfo.setNumber(Convert.toInt(stuPurchaseGoodsDTO.getAmount()));
+            splicingOrdersInfo.setStopTime(Convert.toDate(LocalDate.now().plusDays(1)));
+            splicingOrdersInfo.setGoodsType(stuPurchaseGoodsDTO.getGoodsType());
+
+            StuGoodsInfo stuGoodsInfo = stuGoodsInfoMapper.selectByPrimaryKey(stuPurchaseGoodsDTO.getGoodsId());
+
+
+            //分享人数
+            splicingOrdersInfo.setMissManyPeople(stuGoodsInfo.getNumberOfShares());
+
+            stuSplicingOrdersInfoMapper.insertSelective(splicingOrdersInfo);
+
+
+
+        }else {
+            //拼团  拼团人数是否足够  满足条件 下单
+            StuSplicingOrdersInfo splicingOrdersInfo = stuSplicingOrdersInfoMapper.selectByPrimaryKey(stuPurchaseGoodsDTO.getSplicingId());
+
+            if (splicingOrdersInfo.getStopTime().before(new Date()) || splicingOrdersInfo.getOrderSuccess() == 1)
+            {
+                //拼单超时 || 拼单成功
+                return;
+
+            }
+            if (splicingOrdersInfo.getMissManyPeople()!=0 && splicingOrdersInfo.getMissManyPeople()-1==0) {
+                //满足拼单条件
+                List<StuGroupOrderInfoDTO> stuGroupOrderInfoDTOList = JSON.parseArray(splicingOrdersInfo.getParticipateInGroupBuying(), StuGroupOrderInfoDTO.class);
+                StuGroupOrderInfoDTO stuGroupOrderInfoDTO = new StuGroupOrderInfoDTO();
+                stuGroupOrderInfoDTO.setUserId(stuPurchaseGoodsDTO.getUserId());
+                stuGroupOrderInfoDTO.setGoodsType(stuPurchaseGoodsDTO.getGoodsType());
+                stuGroupOrderInfoDTO.setAmount(Convert.toInt(stuPurchaseGoodsDTO.getAmount()));
+                stuGroupOrderInfoDTO.setCreateTime(new Date());
+                stuGroupOrderInfoDTOList.add(stuGroupOrderInfoDTO);
+
+
+                String json = JSON.toJSONString(stuGroupOrderInfoDTOList);
+
+                splicingOrdersInfo.setParticipateInGroupBuying(json);
+
+                splicingOrdersInfo.setOrderSuccess(1);
+                splicingOrdersInfo.setMissManyPeople(0);
+
+                //拼单成功
+                stuSplicingOrdersInfoMapper.updateByPrimaryKeySelective(splicingOrdersInfo);
+                StuGroupOrderInfoDTO infoDTO = new StuGroupOrderInfoDTO();
+
+                infoDTO.setAmount(splicingOrdersInfo.getNumber());
+                infoDTO.setGoodsType(splicingOrdersInfo.getGoodsType());
+                infoDTO.setUserId(splicingOrdersInfo.getUserId());
+
+                stuGroupOrderInfoDTOList.add(infoDTO);
+                //todo   付款扣钱  发起者和参与拼单的用户扣钱
+
+                for (StuGroupOrderInfoDTO groupOrderInfoDTO : stuGroupOrderInfoDTOList) {
+                    StuPurcreateOrderDTO stuPurcreateOrderDTO = new StuPurcreateOrderDTO();
+                    stuPurcreateOrderDTO.setUserId(groupOrderInfoDTO.getUserId());
+                    stuPurcreateOrderDTO.setAmount(BigDecimal.valueOf(groupOrderInfoDTO.getAmount()));
+                    stuPurcreateOrderDTO.setGoodsId(stuPurchaseGoodsDTO.getGoodsId());
+                    stuPurcreateOrderDTO.setGoodsName(stuPurchaseGoodsDTO.getGoodsName());
+                    stuPurcreateOrderDTO.setGoodsType(groupOrderInfoDTO.getGoodsType());
+                    stuPurcreateOrderDTO.setShopName(stuPurchaseGoodsDTO.getShopName());
+                    stuPurcreateOrderDTO.setGoodsUrl(stuPurchaseGoodsDTO.getGoodsUrl());
+
+                    createOrder(stuPurcreateOrderDTO);
+                }
+
+            }else {
+                //添加到拼单数据中
+
+
+                List<StuGroupOrderInfoDTO> stuGroupOrderInfoDTOList = JSON.parseArray(splicingOrdersInfo.getParticipateInGroupBuying(), StuGroupOrderInfoDTO.class);
+                StuGroupOrderInfoDTO stuGroupOrderInfoDTO = new StuGroupOrderInfoDTO();
+                stuGroupOrderInfoDTO.setUserId(stuPurchaseGoodsDTO.getUserId());
+                stuGroupOrderInfoDTO.setGoodsType(stuPurchaseGoodsDTO.getGoodsType());
+                stuGroupOrderInfoDTO.setAmount(Convert.toInt(stuPurchaseGoodsDTO.getAmount()));
+                stuGroupOrderInfoDTO.setCreateTime(new Date());
+                stuGroupOrderInfoDTOList.add(stuGroupOrderInfoDTO);
+
+                splicingOrdersInfo.setParticipateInGroupBuying(JSON.toJSONString(stuGroupOrderInfoDTOList));
+
+                splicingOrdersInfo.setMissManyPeople(splicingOrdersInfo.getMissManyPeople()+1);
+                stuSplicingOrdersInfoMapper.updateByPrimaryKeySelective(splicingOrdersInfo);
+
+            }
+
+        }
+
+
+
+    }
+
+
+    public void createOrder(StuPurcreateOrderDTO stuPurcreateOrderDTO) {
+        // TODO: 2024/10/28 1、查询账户余额,检验余额是否足够、
+        StuTradeAccountInfoExample accountInfoExample = new StuTradeAccountInfoExample();
+        accountInfoExample.createCriteria().andUserIdEqualTo(stuPurcreateOrderDTO.getUserId());
+        List<StuTradeAccountInfo> stuTradeAccountInfos = accountInfoMapper.selectByExample(accountInfoExample);
+        if (stuTradeAccountInfos.isEmpty()) { //设置默认值
+            StuTradeAccountInfo stuTradeAccountInfo = new StuTradeAccountInfo(stuPurcreateOrderDTO.getUserId());
+            accountInfoMapper.insert(stuTradeAccountInfo);
+            stuTradeAccountInfos.add(stuTradeAccountInfo);
+        }
+        //取到余额,去掉末尾的0比较精度
+        BigDecimal accountBalance = stuTradeAccountInfos.get(0).getAccountBalance().stripTrailingZeros();
+        BigDecimal bigDecimal = stuPurcreateOrderDTO.getAmount().stripTrailingZeros();
+
+        if (accountBalance.compareTo(bigDecimal) < 0) {
+            throw new ServiceException(HttpStatus.ACCEPTED, "余额不足");
+        }
+
+        // TODO: 2024/10/28 2、检验商品上架信息和库存信息
+
+
+            //根据商品ID查询商品是否已下架
+            StuGoodsInfo stuGoodsInfo = stuGoodsInfoMapper.selectByPrimaryKey(stuPurcreateOrderDTO.getGoodsId());
+            if (stuGoodsInfo.getOnlineState() == 0) {
+                throw new ServiceException(HttpStatus.ACCEPTED, stuGoodsInfo.getGoodsName() + "商品已下架,请重新选择结算商品");
+            }
+
+            //根据商品ID查询商品库存是否足够
+            StuGoodsSalesManageExample salesManageExample = new StuGoodsSalesManageExample();
+            salesManageExample.createCriteria().andGoodsIdEqualTo(stuPurcreateOrderDTO.getGoodsId());
+            List<StuGoodsSalesManage> stuGoodsSalesManages = goodsSalesManageMapper.selectByExample(salesManageExample);
+            if (stuGoodsSalesManages.get(0).getOnlineTotal() < Convert.toInt(stuPurcreateOrderDTO.getAmount())) {
+                throw new ServiceException(HttpStatus.ACCEPTED, stuGoodsInfo.getGoodsName() + "商品已售完,请重新选择结算商品");
+            }
+
+
+        // TODO: 2024/10/28 3、生成订单信息并删除所结算商品在购物车中的信息
+
+            //生成订单信息
+            StuGoodsOrderInfo stuGoodsOrderInfo = new StuGoodsOrderInfo();
+            //赋值
+            Integer uuid = UUID.randomUUID().toString().replaceAll("-", "").hashCode();
+            uuid = uuid < 0 ? -uuid : uuid;//String.hashCode() 值会为空
+            stuGoodsOrderInfo.setId(uuid);
+            stuGoodsOrderInfo.setGoodsId(stuPurcreateOrderDTO.getGoodsId());
+            stuGoodsOrderInfo.setOrderType(stuPurcreateOrderDTO.getGoodsType());
+
+            //生成订单编号,将当前时间戳与随机数相结合，生成相对唯一的订单号。
+            long timestamp = System.currentTimeMillis();
+            int randomNum = new Random().nextInt(10000);  // 生成0-9999之间的随机数
+            // 订单号格式：时间戳-随机数
+            String format = String.format("%d-%04d", timestamp, randomNum);
+            stuGoodsOrderInfo.setOrderNumber(format);
+            stuGoodsOrderInfo.setGoodsName(stuGoodsInfo.getGoodsName());
+            stuGoodsOrderInfo.setShopName(stuPurcreateOrderDTO.getShopName());
+            stuGoodsOrderInfo.setConsignee(stuTradeAccountInfos.get(0).getAccountName());
+            stuGoodsOrderInfo.setOrderTime(new Date());
+            stuGoodsOrderInfo.setGoodsUrl(stuGoodsInfo.getGoodsUrl());
+            stuGoodsOrderInfo.setNumber(Convert.toInt(stuPurcreateOrderDTO.getAmount()));
+            stuGoodsOrderInfo.setReceiptStatus(0);
+            stuGoodsOrderInfo.setCommentStatus(0);
+            stuGoodsOrderInfo.setUserId(stuPurcreateOrderDTO.getUserId());
+
+            orderInfoMapper.insert(stuGoodsOrderInfo);
+
+
+
+
+        // TODO: 2024/10/28 4、扣除余额
+        BigDecimal sub = bigDecimalUtils.sub(accountBalance.toString(), bigDecimal.toString());
+        stuTradeAccountInfos.get(0).setAccountBalance(sub);
+
+        accountInfoMapper.updateByPrimaryKey(stuTradeAccountInfos.get(0));
+    }
+
 
 }

src/main/java/com/sztzjy/trade/service/impl/StuGoodsTradingOrderServiceImpl.java

@@ -1,5 +1,6 @@
 package com.sztzjy.trade.service.impl;
 
+import cn.hutool.core.convert.Convert;
 import cn.hutool.core.util.IdUtil;
 import cn.hutool.core.util.RandomUtil;
 import com.github.pagehelper.PageHelper;
@@ -126,11 +127,15 @@ public class StuGoodsTradingOrderServiceImpl implements StuGoodsTradingOrderServ
                 stuGoodsInfoDTO.setStoreScore(average);
             }
 
+            //拼单分享折扣   单位成本价*分享折扣
+            stuGoodsInfoDTO.setGroupPrice(stuGoodsInfoDTO.getUnitCostPrice().multiply(Convert.toBigDecimal(stuGoodsInfoDTO.getShareDiscounts())));
 
             return new ResultEntity<>(HttpStatus.OK, stuGoodsInfoDTO);
         }
 
 
+
+
         return new ResultEntity<>(HttpStatus.NO_CONTENT);
     }
 
@@ -199,4 +204,6 @@ public class StuGoodsTradingOrderServiceImpl implements StuGoodsTradingOrderServ
     }
 
 
+
+
 }

src/main/resources/mappers/StuSplicingOrdersInfoMapper.xml

@@ -8,9 +8,11 @@
     <result column="user_id" jdbcType="VARCHAR" property="userId" />
     <result column="stop_time" jdbcType="TIMESTAMP" property="stopTime" />
     <result column="goods_type" jdbcType="VARCHAR" property="goodsType" />
-    <result column="participate_in_group buying" jdbcType="VARCHAR" property="participateInGroupBuying" />
+    <result column="participate_in_group_buying" jdbcType="VARCHAR" property="participateInGroupBuying" />
     <result column="order_success" jdbcType="INTEGER" property="orderSuccess" />
     <result column="miss_many_people" jdbcType="INTEGER" property="missManyPeople" />
+    <result column="number" jdbcType="INTEGER" property="number" />
+    <result column="participant_number" jdbcType="VARCHAR" property="participantNumber" />
   </resultMap>
   <sql id="Example_Where_Clause">
     <where>
@@ -71,8 +73,8 @@
     </where>
   </sql>
   <sql id="Base_Column_List">
-    id, goods_id, create_time, user_id, stop_time, goods_type, "participate_in_group buying", 
-    order_success, miss_many_people
+    id, goods_id, create_time, user_id, stop_time, goods_type, participate_in_group_buying, 
+    order_success, miss_many_people, number, participant_number
   </sql>
   <select id="selectByExample" parameterType="com.sztzjy.trade.entity.StuSplicingOrdersInfoExample" resultMap="BaseResultMap">
     select
@@ -107,12 +109,14 @@
   <insert id="insert" parameterType="com.sztzjy.trade.entity.StuSplicingOrdersInfo">
     insert into stu_splicing_orders_info (id, goods_id, create_time, 
       user_id, stop_time, goods_type, 
-      "participate_in_group buying", order_success, 
-      miss_many_people)
+      participate_in_group_buying, order_success, 
+      miss_many_people, number, participant_number
+      )
     values (#{id,jdbcType=INTEGER}, #{goodsId,jdbcType=INTEGER}, #{createTime,jdbcType=TIMESTAMP}, 
       #{userId,jdbcType=VARCHAR}, #{stopTime,jdbcType=TIMESTAMP}, #{goodsType,jdbcType=VARCHAR}, 
       #{participateInGroupBuying,jdbcType=VARCHAR}, #{orderSuccess,jdbcType=INTEGER}, 
-      #{missManyPeople,jdbcType=INTEGER})
+      #{missManyPeople,jdbcType=INTEGER}, #{number,jdbcType=INTEGER}, #{participantNumber,jdbcType=VARCHAR}
+      )
   </insert>
   <insert id="insertSelective" parameterType="com.sztzjy.trade.entity.StuSplicingOrdersInfo">
     insert into stu_splicing_orders_info
@@ -136,7 +140,7 @@
         goods_type,
       </if>
       <if test="participateInGroupBuying != null">
-        "participate_in_group buying",
+        participate_in_group_buying,
       </if>
       <if test="orderSuccess != null">
         order_success,
@@ -144,6 +148,12 @@
       <if test="missManyPeople != null">
         miss_many_people,
       </if>
+      <if test="number != null">
+        number,
+      </if>
+      <if test="participantNumber != null">
+        participant_number,
+      </if>
     </trim>
     <trim prefix="values (" suffix=")" suffixOverrides=",">
       <if test="id != null">
@@ -173,6 +183,12 @@
       <if test="missManyPeople != null">
         #{missManyPeople,jdbcType=INTEGER},
       </if>
+      <if test="number != null">
+        #{number,jdbcType=INTEGER},
+      </if>
+      <if test="participantNumber != null">
+        #{participantNumber,jdbcType=VARCHAR},
+      </if>
     </trim>
   </insert>
   <select id="countByExample" parameterType="com.sztzjy.trade.entity.StuSplicingOrdersInfoExample" resultType="java.lang.Long">
@@ -203,7 +219,7 @@
         goods_type = #{record.goodsType,jdbcType=VARCHAR},
       </if>
       <if test="record.participateInGroupBuying != null">
-        "participate_in_group buying" = #{record.participateInGroupBuying,jdbcType=VARCHAR},
+        participate_in_group_buying = #{record.participateInGroupBuying,jdbcType=VARCHAR},
       </if>
       <if test="record.orderSuccess != null">
         order_success = #{record.orderSuccess,jdbcType=INTEGER},
@@ -211,6 +227,12 @@
       <if test="record.missManyPeople != null">
         miss_many_people = #{record.missManyPeople,jdbcType=INTEGER},
       </if>
+      <if test="record.number != null">
+        number = #{record.number,jdbcType=INTEGER},
+      </if>
+      <if test="record.participantNumber != null">
+        participant_number = #{record.participantNumber,jdbcType=VARCHAR},
+      </if>
     </set>
     <if test="_parameter != null">
       <include refid="Update_By_Example_Where_Clause" />
@@ -224,9 +246,11 @@
       user_id = #{record.userId,jdbcType=VARCHAR},
       stop_time = #{record.stopTime,jdbcType=TIMESTAMP},
       goods_type = #{record.goodsType,jdbcType=VARCHAR},
-      "participate_in_group buying" = #{record.participateInGroupBuying,jdbcType=VARCHAR},
+      participate_in_group_buying = #{record.participateInGroupBuying,jdbcType=VARCHAR},
       order_success = #{record.orderSuccess,jdbcType=INTEGER},
-      miss_many_people = #{record.missManyPeople,jdbcType=INTEGER}
+      miss_many_people = #{record.missManyPeople,jdbcType=INTEGER},
+      number = #{record.number,jdbcType=INTEGER},
+      participant_number = #{record.participantNumber,jdbcType=VARCHAR}
     <if test="_parameter != null">
       <include refid="Update_By_Example_Where_Clause" />
     </if>
@@ -250,7 +274,7 @@
         goods_type = #{goodsType,jdbcType=VARCHAR},
       </if>
       <if test="participateInGroupBuying != null">
-        "participate_in_group buying" = #{participateInGroupBuying,jdbcType=VARCHAR},
+        participate_in_group_buying = #{participateInGroupBuying,jdbcType=VARCHAR},
       </if>
       <if test="orderSuccess != null">
         order_success = #{orderSuccess,jdbcType=INTEGER},
@@ -258,6 +282,12 @@
       <if test="missManyPeople != null">
         miss_many_people = #{missManyPeople,jdbcType=INTEGER},
       </if>
+      <if test="number != null">
+        number = #{number,jdbcType=INTEGER},
+      </if>
+      <if test="participantNumber != null">
+        participant_number = #{participantNumber,jdbcType=VARCHAR},
+      </if>
     </set>
     where id = #{id,jdbcType=INTEGER}
   </update>
@@ -268,9 +298,11 @@
       user_id = #{userId,jdbcType=VARCHAR},
       stop_time = #{stopTime,jdbcType=TIMESTAMP},
       goods_type = #{goodsType,jdbcType=VARCHAR},
-      "participate_in_group buying" = #{participateInGroupBuying,jdbcType=VARCHAR},
+      participate_in_group_buying = #{participateInGroupBuying,jdbcType=VARCHAR},
       order_success = #{orderSuccess,jdbcType=INTEGER},
-      miss_many_people = #{missManyPeople,jdbcType=INTEGER}
+      miss_many_people = #{missManyPeople,jdbcType=INTEGER},
+      number = #{number,jdbcType=INTEGER},
+      participant_number = #{participantNumber,jdbcType=VARCHAR}
     where id = #{id,jdbcType=INTEGER}
   </update>
 </mapper>