套餐修改

liuxiaobu666 · Jul 22, 2022 · e02e8f1 · e02e8f1
1 parent ece5ee2
commit e02e8f1
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diff --git a/reggie_server/src/main/java/com/reggie/controller/admin/SetmealController.java b/reggie_server/src/main/java/com/reggie/controller/admin/SetmealController.java
@@ -5,6 +5,7 @@
 import com.reggie.result.PageResult;
 import com.reggie.result.R;
 import com.reggie.service.SetmealService;
+import com.reggie.vo.SetmealVO;
 import io.swagger.annotations.Api;
 import io.swagger.annotations.ApiOperation;
 import lombok.extern.slf4j.Slf4j;
@@ -63,5 +64,33 @@ public R<String> delete(@RequestParam List<Long> ids) {
         return R.success("删除成功");
     }
 
+    /**
+     * id查询套餐
+     *
+     * @param id 套餐id
+     * @return setmealVO 回显修改套餐的数据
+     */
+    @GetMapping("/{id}")
+    @ApiOperation("id查询套餐接口")
+    public R<SetmealVO> getById(@PathVariable Long id) {
+        log.info("id查询套餐接口:{}", id);
+        SetmealVO setmealVO = setmealService.getById(id);
+        return R.success(setmealVO);
+    }
+
+    /**
+     * 修改套餐
+     *
+     * @param setmealDTO 修改的套餐信息
+     * @return success
+     */
+    @PutMapping
+    @ApiOperation("修改套餐")
+    public R update(@RequestBody SetmealDTO setmealDTO) {
+        log.info("修改套餐:{}", setmealDTO);
+        setmealService.update(setmealDTO);
+        return R.success();
+    }
+
 
 }
diff --git a/reggie_server/src/main/java/com/reggie/mapper/SetmealMapper.java b/reggie_server/src/main/java/com/reggie/mapper/SetmealMapper.java
@@ -35,4 +35,7 @@ public interface SetmealMapper {
 
     //套餐ids删除套餐表中的数据
     void deleteById(List<Long> ids);
+
+    //id查询套餐查询所有套餐关联数据
+    SetmealVO getByIdWithDish(Long id);
 }
diff --git a/reggie_server/src/main/java/com/reggie/service/SetmealService.java b/reggie_server/src/main/java/com/reggie/service/SetmealService.java
@@ -3,6 +3,7 @@
 import com.reggie.dto.SetmealDTO;
 import com.reggie.dto.SetmealPageQueryDTO;
 import com.reggie.result.PageResult;
+import com.reggie.vo.SetmealVO;
 
 import java.util.List;
 
@@ -16,4 +17,10 @@ public interface SetmealService {
 
     //批量删除的套餐
     void deleteBatch(List<Long> ids);
+
+    //id查询套餐
+    SetmealVO getById(Long id);
+
+    //修改套餐
+    void update(SetmealDTO setmealDTO);
 }
diff --git a/reggie_server/src/main/java/com/reggie/service/impl/SetmealServiceImpl.java b/reggie_server/src/main/java/com/reggie/service/impl/SetmealServiceImpl.java
@@ -20,6 +20,7 @@
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
+import java.util.ArrayList;
 import java.util.List;
 
 /**
@@ -98,6 +99,42 @@ public void deleteBatch(List<Long> ids) {
         setmealDishMapper.deleteBySetmealId(ids);
     }
 
+    /**
+     * id查询套餐
+     *
+     * @param id 套餐id
+     * @return setmealVO 回显修改套餐的数据
+     */
+    public SetmealVO getById(Long id) {
+        return setmealMapper.getByIdWithDish(id);
+    }
+
+    /**
+     * 修改套餐
+     *
+     * @param setmealDTO 修改的套餐信息
+     */
+    @Override
+    public void update(SetmealDTO setmealDTO) {
+        //拷贝套餐信息
+        Setmeal setmeal = new Setmeal();
+        BeanUtils.copyProperties(setmealDTO, setmeal);
+        //更新套餐数据
+        setmealMapper.updatesByIds(setmeal);
+
+        //套餐id
+        Long setmealId = setmealDTO.getId();
 
+        //删除套餐和菜品的关联关系，操作setmeal_dish表，执行delete
+        List<Long> ids = new ArrayList<>();
+        ids.add(setmealId);
+        setmealDishMapper.deleteBySetmealId(ids);
 
+        List<SetmealDish> setmealDishes = setmealDTO.getSetmealDishes();
+        setmealDishes.forEach(setmealDish -> {
+            setmealDish.setSetmealId(setmealId);
+        });
+        //3、重新插入套餐和菜品的关联关系，操作setmeal_dish表，执行insert
+        setmealDishMapper.insertBatch(setmealDishes);
+    }
 }
diff --git a/reggie_server/src/main/resources/mapper/SetmealMapper.xml b/reggie_server/src/main/resources/mapper/SetmealMapper.xml
@@ -86,5 +86,23 @@
         </foreach>
     </delete>
 
+    <!--封装套餐关联数据-->
+    <resultMap id="SetmealVOMap" type="com.reggie.vo.SetmealVO" autoMapping="true">
+        <id column="id" property="id"/>
+        <collection property="setmealDishes" ofType="setmealDish" autoMapping="true">
+            <id column="sd_id" property="id"/>
+            <result column="sd_name" property="name"/>
+            <result column="sd_price" property="price"/>
+        </collection>
+    </resultMap>
+    <!--id查询套餐查询所有套餐关联数据-->
+    <select id="getByIdWithDish" resultMap="SetmealVOMap">
+        select setmeal.*, sd.id sd_id, sd.setmeal_id, sd.dish_id, sd.name sd_name, sd.price sd_price, sd.copies
+        from setmeal
+                 left join setmeal_dish sd
+                           on setmeal.id = sd.setmeal_id
+        where setmeal.id = #{id}
+    </select>
+
 
 </mapper>