* 商品详情接口bug修复

src/main/java/com/tdba/cxb/ares/api/controller/RegionController.java

@@ -0,0 +1,28 @@
+package com.tdba.cxb.ares.api.controller;
+
+import com.tdba.cxb.ares.api.model.TDBAResponse;
+import com.tdba.cxb.ares.api.service.DistrictService;
+import com.tdba.cxb.ares.api.util.TDBAController;
+import org.springframework.web.bind.annotation.GetMapping;
+
+import javax.annotation.Resource;
+
+import static com.tdba.cxb.ares.api.model.TDBAResponseBuilder.buildSuccess;
+
+/**
+ * @program: order-web
+ * @description: 地区
+ * @author: libo
+ * @create: 2022-06-02 18:23:33
+ */
+@TDBAController("/api/v1/system/city")
+public class RegionController {
+
+    @Resource
+    private DistrictService districtService;
+
+    @GetMapping("lst")
+    public TDBAResponse list(){
+        return buildSuccess(districtService.regionList());
+    }
+}

src/main/java/com/tdba/cxb/ares/api/model/Region.java

@@ -0,0 +1,40 @@
+package com.tdba.cxb.ares.api.model;
+
+/**
+ * @program: order-web
+ * @description: 地区
+ * @author: libo
+ * @create: 2022-06-02 18:07:29
+ */
+public class Region {
+
+    private Integer id;
+
+    private String name;
+
+    private Integer pid;
+
+    public Integer getId() {
+        return id;
+    }
+
+    public void setId(Integer id) {
+        this.id = id;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public Integer getPid() {
+        return pid;
+    }
+
+    public void setPid(Integer pid) {
+        this.pid = pid;
+    }
+}

src/main/java/com/tdba/cxb/ares/api/model/RegionVo.java

@@ -0,0 +1,93 @@
+package com.tdba.cxb.ares.api.model;
+
+import java.util.List;
+
+/**
+ * @program: order-web
+ * @description: 地区
+ * @author: libo
+ * @create: 2022-06-02 18:08:07
+ */
+public class RegionVo {
+
+    private Integer city_id;
+    private String name;
+    private Integer parent_id;
+
+    private List<RegionVo> children;
+
+    public Integer getCity_id() {
+        return city_id;
+    }
+
+    public void setCity_id(Integer city_id) {
+        this.city_id = city_id;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public Integer getParent_id() {
+        return parent_id;
+    }
+
+    public void setParent_id(Integer parent_id) {
+        this.parent_id = parent_id;
+    }
+
+    public List<RegionVo> getChildren() {
+        return children;
+    }
+
+    public void setChildren(List<RegionVo> children) {
+        this.children = children;
+    }
+
+    public static final class RegionVoBuilder {
+        private Integer city_id;
+        private String name;
+        private Integer parent_id;
+        private List<RegionVo> children;
+
+        private RegionVoBuilder() {
+        }
+
+        public static RegionVoBuilder aRegionVo() {
+            return new RegionVoBuilder();
+        }
+
+        public RegionVoBuilder withCity_id(Integer city_id) {
+            this.city_id = city_id;
+            return this;
+        }
+
+        public RegionVoBuilder withName(String name) {
+            this.name = name;
+            return this;
+        }
+
+        public RegionVoBuilder withParent_id(Integer parent_id) {
+            this.parent_id = parent_id;
+            return this;
+        }
+
+        public RegionVoBuilder withChildren(List<RegionVo> children) {
+            this.children = children;
+            return this;
+        }
+
+        public RegionVo build() {
+            RegionVo regionVo = new RegionVo();
+            regionVo.setCity_id(city_id);
+            regionVo.setName(name);
+            regionVo.setParent_id(parent_id);
+            regionVo.setChildren(children);
+            return regionVo;
+        }
+    }
+}

src/main/java/com/tdba/cxb/ares/api/repository/RegionMapper.java

@@ -0,0 +1,20 @@
+package com.tdba.cxb.ares.api.repository;
+
+import com.tdba.cxb.ares.api.model.MerchantVo;
+import com.tdba.cxb.ares.api.model.Region;
+import org.apache.ibatis.annotations.Mapper;
+import org.apache.ibatis.annotations.Param;
+
+import java.util.List;
+
+/**
+ * @program: order-web
+ * @description: 地区
+ * @author: libo
+ * @create: 2022-05-23 15:53:02
+ */
+@Mapper
+public interface RegionMapper {
+
+    List<Region> selectList();
+}

src/main/java/com/tdba/cxb/ares/api/service/DistrictService.java

@@ -0,0 +1,60 @@
+package com.tdba.cxb.ares.api.service;
+
+import com.tdba.cxb.ares.api.model.Region;
+import com.tdba.cxb.ares.api.model.RegionVo;
+import com.tdba.cxb.ares.api.repository.RegionMapper;
+import org.springframework.cache.annotation.Cacheable;
+import org.springframework.stereotype.Service;
+
+import javax.annotation.Resource;
+import java.util.List;
+
+/**
+ * @program: order-web
+ * @description: 地区
+ * @author: libo
+ * @create: 2022-06-02 18:05:22
+ */
+@Service
+public class DistrictService {
+
+    @Resource
+    private RegionMapper regionMapper;
+
+    @Cacheable(value = "dict", unless = "#result == null")
+    public List<RegionVo> regionList(){
+        List<Region> list = regionMapper.selectList();
+        List<RegionVo> topList = list.stream().filter(row -> row.getPid() == 0)
+                .map(row -> RegionVo.RegionVoBuilder.aRegionVo()
+                        .withCity_id(row.getId())
+                        .withName(row.getName())
+                        .withParent_id(row.getPid())
+                        .build()).toList();
+
+        topList.stream().forEach(row -> {
+            row.setChildren(list.stream().filter(innerRow -> innerRow.getPid() == row.getCity_id()).map(innerRow -> RegionVo.RegionVoBuilder.aRegionVo()
+                    .withCity_id(innerRow.getId())
+                    .withName(innerRow.getName())
+                    .withParent_id(innerRow.getPid())
+                    .build()).toList());
+
+            row.getChildren().stream().forEach(cityRow -> {
+                cityRow.setChildren(list.stream().filter(innerRow -> innerRow.getPid() == cityRow.getCity_id()).map(innerRow -> RegionVo.RegionVoBuilder.aRegionVo()
+                        .withCity_id(innerRow.getId())
+                        .withName(innerRow.getName())
+                        .withParent_id(innerRow.getPid())
+                        .build()).toList());
+
+                cityRow.getChildren().stream().forEach(streetRow -> {
+                    streetRow.setChildren(list.stream().filter(innerRow -> innerRow.getPid() == streetRow.getCity_id()).map(innerRow -> RegionVo.RegionVoBuilder.aRegionVo()
+                            .withCity_id(innerRow.getId())
+                            .withName(innerRow.getName())
+                            .withParent_id(innerRow.getPid())
+                            .build()).toList());
+
+                });
+            });
+        });
+        return topList;
+    }
+}

src/main/java/module-info.java

@@ -22,4 +22,5 @@ open module order.web {
     requires spring.webmvc;
     requires org.mybatis;
     requires spring.aop;
+    requires jdk.unsupported;
 }

src/main/resources/mapper/RegionMapper.xml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd" >
+<mapper namespace="com.tdba.cxb.ares.api.repository.RegionMapper">
+
+    <select id="selectList" resultType="com.tdba.cxb.ares.api.model.Region">
+        select id, name, pid from rrx_regions
+    </select>
+</mapper>