p

src/main/java/com/gszc/service/impl/InvoiceServiceImpl.java

@@ -76,6 +76,7 @@ public class InvoiceServiceImpl extends ServiceImpl<InvoiceMapper, Invoice> impl
                 invoice.setCustomType(customs.getJSONObject(i).getJSONObject("custom").getString("registerType"));
                 String invoiceHeaderId = invoice.getInvoiceHeaderId();
                 InvoiceHeader invoiceHeader = invoiceHeaderMapper.selectById(invoiceHeaderId);
+
                 invoice.setInvoiceHeaderName(invoiceHeader.getCompanyName());
                 invoice.setTaxCode(invoiceHeader.getTaxCode());
             }
@@ -115,6 +116,10 @@ public class InvoiceServiceImpl extends ServiceImpl<InvoiceMapper, Invoice> impl
     }
 
     public void deleteInvoiceHeader(String invoiceHeaderId){
+
+        if(invoiceMapper.selectCount(new EntityWrapper<Invoice>().eq("invoice_header_id", invoiceHeaderId))>0){
+            throw new RuntimeException("抬头已被使用");
+        }
         invoiceHeaderMapper.deleteById(invoiceHeaderId);
     }