点击开票，发票状态修改为开票中，避免重复点击

service/src/main/java/com/kym/service/wechat/impl/WxPayServiceImpl.java

@@ -851,6 +851,8 @@ public class WxPayServiceImpl implements WxPayService {
 
         var requestBody = new JsonRequestBody.Builder().body(JSONObject.toJSONString(fapiao)).build();
         wxHttpClient.post(headers, fapiaoConfig.getFapiaoApplications(), requestBody, null);
+        // 修改发票状态为开票中
+        invoiceService.lambdaUpdate().set(Invoice::getStatus, Invoice.STATUS_开票中).eq(Invoice::getId, invoiceId).update();
     }
 
     /**