From 15b8068b9e635049f143fe4dbf005e913c787046 Mon Sep 17 00:00:00 2001
From: Nathnael <nathnael@example.com>
Date: Wed, 8 Jul 2026 06:50:44 +0000
Subject: [PATCH] chore: enable polling to the socket.io on the passenger
 clients

---
 .../backoffice/src/features/support/useSupportSocket.ts       | 4 +++-
 .../portal/src/features/support/useSupportSocket.ts           | 4 +++-
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/apps/edr-passenger-web/backoffice/src/features/support/useSupportSocket.ts b/apps/edr-passenger-web/backoffice/src/features/support/useSupportSocket.ts
index c4014f8d2..503793d2f 100644
--- a/apps/edr-passenger-web/backoffice/src/features/support/useSupportSocket.ts
+++ b/apps/edr-passenger-web/backoffice/src/features/support/useSupportSocket.ts
@@ -37,7 +37,9 @@ export function useSupportSocket(
       `${SOCKET_ORIGIN}/${Passenger.PASSENGER_SUPPORT_WS_NAMESPACE}`,
       {
         auth: { token },
-        transports: ['websocket'],
+        // Prefer WebSocket, fall back to HTTP long-polling if the proxy blocks
+        // the upgrade (polling rides normal HTTPS, already CSP-allowed).
+        transports: ['websocket', 'polling'],
         withCredentials: true,
       },
     );
diff --git a/apps/edr-passenger-web/portal/src/features/support/useSupportSocket.ts b/apps/edr-passenger-web/portal/src/features/support/useSupportSocket.ts
index 3adee4c50..1bd21b7b8 100644
--- a/apps/edr-passenger-web/portal/src/features/support/useSupportSocket.ts
+++ b/apps/edr-passenger-web/portal/src/features/support/useSupportSocket.ts
@@ -26,7 +26,9 @@ export function useSupportSocket(enabled: boolean) {
       `${SOCKET_ORIGIN}/${Passenger.PASSENGER_SUPPORT_WS_NAMESPACE}`,
       {
         auth: { guestId: getDeviceId() },
-        transports: ['websocket'],
+        // Prefer WebSocket, fall back to HTTP long-polling if the proxy blocks
+        // the upgrade (polling rides normal HTTPS, already CSP-allowed).
+        transports: ['websocket', 'polling'],
         withCredentials: true,
       },
     );