From 3b06d7931bedb0306ebd948888092db0ff65877a Mon Sep 17 00:00:00 2001
From: Roman Letsuk <romaletsuk@gmail.com>
Date: Wed, 15 Nov 2023 14:44:51 +0200
Subject: [PATCH] handle 504 response from service worker in offline mode for
 file request

---
 src/providers/storage/xhr.js | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/src/providers/storage/xhr.js b/src/providers/storage/xhr.js
index 51f9c8f24c..cb15e70299 100644
--- a/src/providers/storage/xhr.js
+++ b/src/providers/storage/xhr.js
@@ -49,6 +49,12 @@ const XHR = {
       throw err;
     }
     if (!response.ok) {
+      if (response.status === 504) {
+        const error = new Error('Network request failed');
+        error.networkError = true;
+        throw error;
+      }
+
       const message = await response.text();
       throw new Error(message || 'Unable to sign file.');
     }
@@ -95,6 +101,11 @@ const XHR = {
           if (xhr.status >= 200 && xhr.status < 300) {
             resolve(serverResponse);
           }
+          else if (xhr.status === 504) {
+            const error = new Error('Network request failed');
+            error.networkError = true;
+            reject(error);
+          }
           else {
             reject(xhr.response || 'Unable to upload file');
           }