编辑专家删除关联关系标签

src/main/java/com/zzsn/leaderbase/service/impl/CharacterBasicInfoServiceImpl.java

@@ -300,11 +300,18 @@ public class CharacterBasicInfoServiceImpl extends ServiceImpl<CharacterBasicInf
                 QueryWrapper queryWrapper = new QueryWrapper();
                 queryWrapper.eq("character_uid",characterBasicInfo.getUid());
                 List<CharacterTagMap> targetList = characterTagMapService.list(queryWrapper);
-                syncCharacterTagMaps(sourceList,targetList);
-                log.info("编辑专家===开始====targetList数量:{}}",targetList.size());
+                List<CharacterTagMap> recordsToDelete = new ArrayList<>();
+                syncCharacterTagMaps(sourceList,targetList,recordsToDelete);
+                log.info("编辑专家===开始====targetList数量:{},recordsToDelete数量:{}",targetList.size(),recordsToDelete.size());
                 if(targetList!=null && targetList.size()>0){
                     characterTagMapService.saveOrUpdateBatch(targetList);
                 }
+                if(recordsToDelete!=null && recordsToDelete.size()>0){
+                    List<Long> deletedIds = recordsToDelete.stream()
+                            .map(CharacterTagMap::getId)
+                            .collect(Collectors.toList());
+                    characterTagMapService.removeByIds(deletedIds);
+                }
             }
         }catch (Exception e){
             log.error("编辑专家===主题标签、领域标签关联character_tag_map表失败,异常:{}",e.toString());
@@ -357,12 +364,18 @@ public class CharacterBasicInfoServiceImpl extends ServiceImpl<CharacterBasicInf
     }
 
 
-    public static void syncCharacterTagMaps(List<CharacterTagMap> source, List<CharacterTagMap> target) {
+    public static void syncCharacterTagMaps(List<CharacterTagMap> source, List<CharacterTagMap> target,List<CharacterTagMap> recordsToDelete) {
         // 1. 将source集合转换为以tagId为键的Map，便于快速查找
         Map<String, CharacterTagMap> sourceMap = source.stream()
                 .collect(Collectors.toMap(CharacterTagMap::getTagId, item -> item));
         // 2. 遍历target集合，删除source中不存在的记录
         target.removeIf(item -> !sourceMap.containsKey(item.getTagId()));
+        // 找出target中source不存在的记录（即需要删除的记录）
+        for (CharacterTagMap item : target) {
+            if (!sourceMap.containsKey(item.getTagId())) {
+                recordsToDelete.add(item);
+            }
+        }
         // 3. 遍历source集合，将target中不存在的记录添加进去
         for (CharacterTagMap item : source) {
             boolean exists = target.stream()