fix(service): 修复药品生产企业bug

hnqz-upms/hnqz-upms-biz/src/main/java/com/qunzhixinxi/hnqz/admin/service/impl/WmDaDrugEntDrugtableServiceImpl.java

@@ -16,6 +16,7 @@
  */
 package com.qunzhixinxi.hnqz.admin.service.impl;
 
+import cn.hutool.core.collection.CollectionUtil;
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.baomidou.mybatisplus.core.metadata.IPage;
 import com.baomidou.mybatisplus.core.toolkit.Wrappers;
@@ -36,6 +37,7 @@ import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
 import java.util.ArrayList;
+import java.util.HashSet;
 import java.util.List;
 import java.util.Set;
 import java.util.stream.Collectors;
@@ -103,6 +105,11 @@ public class WmDaDrugEntDrugtableServiceImpl extends ServiceImpl<WmDaDrugEntDrug
 				.mapToInt(ReDeptDrug::getDrugId)
 				.boxed()
 				.collect(Collectors.toSet());
+
+		if (CollectionUtil.isEmpty(drugIds)){
+			return new HashSet<>(0);
+		}
+
 		return list(Wrappers.<WmDaDrugEntDrugtable>lambdaQuery()
 				.eq(WmDaDrugEntDrugtable::getDelFlag, CommonConstants.STATUS_NORMAL)
 				.eq(WmDaDrugEntDrugtable::getEnableFlag, CommonConstants.STATUS_NORMAL)