```

feat(invoice): 添加发票分页查询权限过滤功能

- 移除未使用的Supplier导入
- 新增selectInvoicePage方法支持用户角色权限过滤
- 非管理员用户只能查看自己创建的发票
- 优化发票新增逻辑，使用count查询替代list查询提升性能
- 添加事务注解确保数据一致性
- 异常处理改进，抛出ServiceException替代返回null
```

openhis-server-new/openhis-domain/src/main/java/com/openhis/administration/service/IInvoiceService.java

@@ -4,7 +4,6 @@ import com.baomidou.mybatisplus.core.metadata.IPage;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.baomidou.mybatisplus.extension.service.IService;
 import com.openhis.administration.domain.Invoice;
-import com.openhis.administration.domain.Supplier;
 
 /**
  * 发票管理Service接口
@@ -29,4 +28,14 @@ public interface IInvoiceService extends IService<Invoice> {
      * @return
      */
     Invoice getByPaymentId(Long id);
+
+    /**
+     * 分页查询发票列表（带用户角色权限过滤）
+     *
+     * @param page 分页参数
+     * @param isAdmin 是否为管理员
+     * @param userId 用户ID
+     * @return 分页结果
+     */
+    IPage<Invoice> selectInvoicePage(Page<Invoice> page, boolean isAdmin, Long userId);
 }

openhis-server-new/openhis-domain/src/main/java/com/openhis/administration/service/impl/InvoiceServiceImpl.java

@@ -1,18 +1,17 @@
 package com.openhis.administration.service.impl;
 
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
-import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
 import com.core.common.enums.DelFlag;
-import com.core.common.utils.SecurityUtils;
+import com.core.common.exception.ServiceException;
 import com.openhis.administration.domain.Invoice;
-import com.openhis.administration.domain.Supplier;
 import com.openhis.administration.mapper.InvoiceMapper;
 import com.openhis.administration.service.IInvoiceService;
-import com.openhis.common.enums.SupplyStatus;
-import com.openhis.workflow.domain.SupplyRequest;
 import org.springframework.stereotype.Service;
-import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import org.springframework.transaction.annotation.Transactional;
+
 import java.util.Date;
 import java.util.List;
 
@@ -29,20 +28,22 @@ public class InvoiceServiceImpl extends ServiceImpl<InvoiceMapper, Invoice> impl
      * 新增发票
      *
      * @param invoice 发票实体
-     * @return
+     * @return 发票ID
+     * @throws ServiceException 当发票已存在或插入失败时抛出异常
      */
     @Override
+    @Transactional(rollbackFor = Exception.class)
     public Long addInvoice(Invoice invoice) {
-        // 根据编码判断发票是否存在
-        List<Invoice> invoices
-                = baseMapper.selectList(new LambdaQueryWrapper<Invoice>().eq(Invoice::getBusNo, invoice.getBusNo()));
-        if (invoices.size() > 0) {
-            return null;
+        // 根据编码判断发票是否存在 - 使用count查询优化性能
+        long count = baseMapper.selectCount(new LambdaQueryWrapper<Invoice>().eq(Invoice::getBusNo, invoice.getBusNo()));
+        if (count > 0) {
+            throw new ServiceException("发票编码已存在: " + invoice.getBusNo());
         }
+
         // 新增发票
         int insert = baseMapper.insert(invoice);
         if (insert != 1) {
-            return null;
+            throw new ServiceException("发票新增失败，请检查输入数据");
         }
 
         return invoice.getId();
@@ -54,14 +55,16 @@ public class InvoiceServiceImpl extends ServiceImpl<InvoiceMapper, Invoice> impl
                 .eq(Invoice::getDeleteFlag, DelFlag.NO.getCode()));
     }
 
-    /**
-     * 分页查询发票列表
-     */
     @Override
-    public Page<Invoice> selectInvoicePage(Page<Invoice> page, boolean isAdmin, Long userId) {
-        LambdaQueryWrapper<Invoice> queryWrapper = new LambdaQueryWrapper<>();
-        // 可以根据需要添加查询条件，目前按创建时间倒序排列
-        queryWrapper.orderByDesc(Invoice::getCreateDate);
+    public IPage<Invoice> selectInvoicePage(Page<Invoice> page, boolean isAdmin, Long userId) {
+        LambdaQueryWrapper<Invoice> queryWrapper = new LambdaQueryWrapper<Invoice>()
+                .eq(Invoice::getDeleteFlag, DelFlag.NO.getCode());
+
+        // 非管理员用户只能查看自己创建的发票
+        if (!isAdmin) {
+            queryWrapper.eq(Invoice::getInvoicingStaffId, userId);
+        }
+
         return baseMapper.selectPage(page, queryWrapper);
     }
 }