update

src/main/java/com/gogirl/application/product/serve/ITechniqueSkuService.java

 package com.gogirl.application.product.serve;
 
 import com.baomidou.mybatisplus.extension.service.IService;
+import com.gogirl.domain.product.serve.TechniqueCategory;
 import com.gogirl.domain.product.serve.TechniqueSku;
 
 import java.util.List;
@@ -27,4 +28,7 @@ public interface ITechniqueSkuService extends IService<TechniqueSku> {
      * @return
      */
     Map<String, List<TechniqueSku>> queryTechniqueSkuMap();
+
+
+    List<TechniqueCategory> queryTechniqueCategoryAggregate();
 }

src/main/java/com/gogirl/application/product/serve/impl/TechniqueSkuServiceImpl.java

@@ -52,4 +52,17 @@ public class TechniqueSkuServiceImpl extends ServiceImpl<TechniqueSkuMapper, Tec
         });
         return result;
     }
+
+    @Override
+    public List<TechniqueCategory> queryTechniqueCategoryAggregate() {
+        List<TechniqueSku> techniqueSkuList = this.list();
+        List<TechniqueCategory> techniqueCategoryList = techniqueCategoryMapper.selectList(new LambdaQueryWrapper<>());
+
+        Map<Integer, List<TechniqueSku>> integerListMap = techniqueSkuList.stream().collect(Collectors.groupingBy(TechniqueSku::getTechniqueCategoryId));
+
+        techniqueCategoryList.forEach(techniqueCategory -> {
+            techniqueCategory.setTechniqueSkuList(integerListMap.get(techniqueCategory.getId()));
+        });
+        return techniqueCategoryList;
+    }
 }

src/main/java/com/gogirl/domain/product/serve/TechniqueCategory.java

@@ -9,6 +9,7 @@ import lombok.EqualsAndHashCode;
 import lombok.experimental.Accessors;
 
 import java.io.Serializable;
+import java.util.List;
 
 /**
  * <p>
@@ -36,5 +37,7 @@ public class TechniqueCategory implements Serializable {
 
     private Integer multiSelect;
 
+    private List<TechniqueSku> techniqueSkuList;
+
 
 }

src/main/java/com/gogirl/interfaces/product/serve/TechniqueSkuController.java

@@ -2,6 +2,7 @@ package com.gogirl.interfaces.product.serve;
 
 
 import com.gogirl.application.product.serve.ITechniqueSkuService;
+import com.gogirl.domain.product.serve.TechniqueCategory;
 import com.gogirl.domain.product.serve.TechniqueSku;
 import com.gogirl.infrastructure.common.base.JsonResult;
 import io.swagger.annotations.Api;
@@ -51,4 +52,12 @@ public class TechniqueSkuController {
         Map<String, List<TechniqueSku>> map = techniqueSkuService.queryTechniqueSkuMap();
         return JsonResult.success(map);
     }
+
+    @ApiOperation("查询所有款式技法分组")
+    @GetMapping("/technician/techniqueSku/queryTechniqueCategoryAggregate")
+    public JsonResult<List<TechniqueCategory>> queryTechniqueCategoryAggregate() {
+        List<TechniqueCategory> techniqueCategoryList = techniqueSkuService.queryTechniqueCategoryAggregate();
+        return JsonResult.success(techniqueCategoryList);
+    }
+
 }