feats

src/main/java/com/shigongli/controller/TaMetaImageTagController.java

@@ -87,7 +87,7 @@ public class TaMetaImageTagController extends BaseController {
         }
 
         // 先清除所有数据
-        iTaMetaImageTagService.removeAllBy(tagIds);
+//        iTaMetaImageTagService.removeAllBy(tagIds);
 
         // 再保存所有
         iTaMetaImageTagService.saveBatch(taMetaImageTags);
@@ -108,24 +108,35 @@ public class TaMetaImageTagController extends BaseController {
             return ResponseBean.error("删除失败, 请重试", ResponseBean.ERROR_UNAVAILABLE);
         }
     }
-//
-//    /**
-//     * 修改对象
-//     * @param id  实体ID
-//     * @param taMetaImageTag 实体对象
-//     * @return
-//     */
-//    @RequestMapping(value="/taMetaImageTag/{id}",method= RequestMethod.PUT)
-//    @ApiOperation(value="更新", notes = "更新", httpMethod = "PUT", response = ResponseBean.class)
-//    public ResponseBean taMetaImageTagUpdate(@ApiParam("对象ID") @PathVariable Integer id,
-//                                        @ApiParam("更新内容") @RequestBody TaMetaImageTag taMetaImageTag) throws Exception{
-//
-//        if (iTaMetaImageTagService.updateById(taMetaImageTag)){
-//            return ResponseBean.success(iTaMetaImageTagService.getById(id));
-//        }else {
-//            return ResponseBean.error("修改失败, 请重试", ResponseBean.ERROR_UNAVAILABLE);
-//        }
-//    }
+
+    /**
+     * 修改对象
+     * @param id  实体ID
+     * @param taMetaImageTag 实体对象
+     * @return
+     */
+    @RequestMapping(value="/taMetaImageTag",method= RequestMethod.PUT)
+    @ApiOperation(value="更新", notes = "更新", httpMethod = "PUT", response = ResponseBean.class)
+    public ResponseBean taMetaImageTagUpdate(@ApiParam("更新内容") @RequestBody Map<String, Object> params) throws Exception{
+        String[] originTags = (String[]) params.get("originTags");
+        String[] newTags = (String[]) params.get("newTags");
+        String originImage = params.get("originImage").toString();
+        String newImage = params.get("newImage").toString();
+
+        // 先删除旧的映射关系
+        iTaMetaImageTagService.removeAllBy(originTags, originImage);
+        // 再组装新的
+        List<TaMetaImageTag> list = new ArrayList<>();
+        for (String tagId: newTags) {
+            TaMetaImageTag item = new TaMetaImageTag();
+            item.setTagId(tagId);
+            item.setImageId(newImage);
+            list.add(item);
+        }
+
+        iTaMetaImageTagService.saveBatch(list);
+        return ResponseBean.success("success");
+    }
 //
 //    /**
 //     * 根据id查询对象

src/main/java/com/shigongli/mapper/TaMetaImageTagMapper.java

@@ -22,4 +22,6 @@ public interface TaMetaImageTagMapper extends BaseMapper<TaMetaImageTag> {
     int removeAllBy(@Param("tagIds") List<String> tagIds);
 
     IPage<TaMetaImageTag> pagedBy(IPage<TaMetaImageTag> pg, @Param("tagIds") String[] tagIds);
+
+    int removeAllByTagAndImage(@Param("tagIds") String[] originTags, @Param("imageId") String originImage);
 }

src/main/java/com/shigongli/service/ITaMetaImageTagService.java

@@ -19,4 +19,6 @@ public interface ITaMetaImageTagService extends IService<TaMetaImageTag> {
     void removeAllBy(List<String> tagIds);
 
     IPage<TaMetaImageTag> pagedBy(IPage<TaMetaImageTag> pg, String tagIds);
+
+    void removeAllBy(String[] originTags, String originImage);
 }

src/main/java/com/shigongli/service/impl/TaMetaImageTagServiceImpl.java

@@ -39,4 +39,17 @@ public class TaMetaImageTagServiceImpl extends ServiceImpl<TaMetaImageTagMapper,
         String[] tagIdList = StringUtils.isEmpty(tagIds) ? null : tagIds.split(",");
         return taMetaImageTagMapper.pagedBy(pg, tagIdList);
     }
+
+    @Override
+    public void removeAllBy(String[] originTags, String originImage) {
+        if (originTags == null || originTags.length < 1) {
+            return;
+        }
+
+        if (StringUtils.isEmpty(originImage)) {
+            return;
+        }
+
+        taMetaImageTagMapper.removeAllByTagAndImage(originTags, originImage);
+    }
 }

src/main/resources/mapper/TaMetaImageTagMapper.xml

@@ -9,6 +9,15 @@
             #{id}
         </foreach>
     </delete>
+    <delete id="removeAllByTagAndImage">
+        delete from ta_meta_image_tag
+        where tag_id in
+        <foreach collection="tagIds" item="id" index="index" open="(" close=")" separator=",">
+            #{id}
+        </foreach>
+        And image_id = #{imageId}
+
+    </delete>
     <select id="pagedBy" resultType="com.shigongli.entity.TaMetaImageTag">
         SELECT
             t.`name` AS tag_name,