更新

muyu-modules/muyu-product/muyu-product-server/src/main/java/com/muyu/product/controller/CategoryController.java

@@ -0,0 +1,30 @@
+package com.muyu.product.controller;
+
+import com.muyu.common.core.domain.AjaxResult;
+import com.muyu.product.domain.DTO.Category;
+import com.muyu.product.service.CategoryService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.util.List;
+
+/**
+ * @Author: wangxinyuan
+ * @Date: 2024/4/1 10:31
+ */
+
+@RestController
+@RequestMapping("/category")
+public class CategoryController {
+
+    @Autowired
+    private CategoryService categoryService;
+
+    @GetMapping("/queryCategory")
+    public AjaxResult queryCategory(){
+        List<Category>list=categoryService.queryCategory();
+        return AjaxResult.success(list);
+    }
+}

muyu-modules/muyu-product/muyu-product-server/src/main/java/com/muyu/product/mapper/CategoryMapper.java

@@ -0,0 +1,16 @@
+package com.muyu.product.mapper;
+
+import com.muyu.product.domain.DTO.Category;
+import org.apache.ibatis.annotations.Mapper;
+
+import java.util.List;
+
+/**
+ * @Author: wangxinyuan
+ * @Date: 2024/4/1 10:32
+ */
+@Mapper
+public interface CategoryMapper {
+    List<Category> queryCategory();
+
+}

muyu-modules/muyu-product/muyu-product-server/src/main/java/com/muyu/product/service/CategoryService.java

@@ -0,0 +1,13 @@
+package com.muyu.product.service;
+
+import com.muyu.product.domain.DTO.Category;
+
+import java.util.List;
+
+/**
+ * @Author: wangxinyuan
+ * @Date: 2024/4/1 10:31
+ */
+public interface CategoryService {
+    List<Category> queryCategory();
+}

muyu-modules/muyu-product/muyu-product-server/src/main/java/com/muyu/product/service/impl/CategoryServiceImpl.java

@@ -0,0 +1,24 @@
+package com.muyu.product.service.impl;
+
+import com.muyu.product.domain.DTO.Category;
+import com.muyu.product.mapper.CategoryMapper;
+import com.muyu.product.service.CategoryService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import java.util.List;
+
+/**
+ * @Author: wangxinyuan
+ * @Date: 2024/4/1 10:32
+ */
+@Service
+public class CategoryServiceImpl implements CategoryService {
+
+    @Autowired
+    private CategoryMapper categoryMapper;
+    @Override
+    public List<Category> queryCategory() {
+        return categoryMapper.queryCategory();
+    }
+}

muyu-modules/muyu-product/muyu-product-server/src/main/resources/mapper/product/CategoryMapper.xml

@@ -0,0 +1,15 @@
+<?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.muyu.product.mapper.CategoryMapper">
+
+    <sql id="sqlCategory">
+        id,parent_id,category_name,level,product_count
+        ,product_unit,nav_status,show_status,sort,icon,keywords,description
+    </sql>
+
+    <select id="queryCategory" resultType="com.muyu.product.domain.DTO.Category">
+        select <include refid="sqlCategory"></include> from t_product_category
+    </select>
+</mapper>