标签不够时，自动新增

com.zrqx.resource/src/main/java/com/zrqx/resource/fg/service/recommend/FgRecommendSerivceImpl.java

@@ -23,6 +23,7 @@ import com.zrqx.core.model.resource.recommend.Recommend;
 import com.zrqx.core.service.BaseServiceImpl;
 import com.zrqx.resource.fg.mapper.recommend.FgRecommendMapper;
 
+import java.util.Comparator;
 import java.util.List;
 import java.util.stream.Collectors;
 
@@ -82,6 +83,8 @@ public class FgRecommendSerivceImpl extends BaseServiceImpl<Recommend,Integer> i
 			form.setResType(AllResourceTypeEnum.getName(query.getResType()+""));
 			List<RecommendLabelRelation> list = mapper.queryDiffLable(form);//查不足的标签（最新）
 			voList.addAll(list);
+		}else{
+			voList = voList.stream().sorted(Comparator.comparing(RecommendLabelRelation :: getSort)).limit(query.getNum()).collect(Collectors.toList());
 		}
 		return voList.stream().map(vo ->{
 			RecommendLabelRelationVo recommendLabelRelationVo = new RecommendLabelRelationVo();