✨(frontend) allow disabling silent login via a URL parameter

Several clients ran into issues with the silent login, leading to
redirections that were not appropriate for their use case.

Offer a URL parameter to control this behavior and disable silent
login when needed.

CHANGELOG.md

@@ -8,6 +8,10 @@ and this project adheres to
 
 ## [Unreleased]
 
+### Added
+
+- ✨(frontend) allow disabling silent login via a URL parameter
+
 ### Changed
 
 - ✨(frontend) enhance noise reduction with BBBA audio processing pipeline

src/frontend/src/features/auth/api/useUser.tsx

@@ -5,6 +5,16 @@ import { type ApiUser } from './ApiUser'
 import { useMemo } from 'react'
 import { useConfig } from '@/api/useConfig'
 
+const SILENT_LOGIN_PARAM = 'silentLogin'
+
+const isSilentLoginDisabledByUrl = () => {
+  if (typeof window === 'undefined') return false
+  const value = new URLSearchParams(window.location.search).get(
+    SILENT_LOGIN_PARAM
+  )
+  return value === 'false'
+}
+
 /**
  * returns info about currently logged-in user
  *
@@ -17,16 +27,22 @@ export const useUser = (
 ) => {
   const { data, isLoading: isConfigLoading } = useConfig()
 
+  const disabledByUrl = useMemo(() => isSilentLoginDisabledByUrl(), [])
+
   const options = useMemo(() => {
     if (isConfigLoading) return
-    if (data?.is_silent_login_enabled !== true) {
+
+    const silentDisabled =
+      data?.is_silent_login_enabled !== true || disabledByUrl
+
+    if (silentDisabled) {
       return {
         ...opts,
         attemptSilent: false,
       }
     }
     return opts.fetchUserOptions
-  }, [data, opts, isConfigLoading])
+  }, [data, opts, isConfigLoading, disabledByUrl])
 
   const query = useQuery({
     queryKey: [keys.user],