From 71253b0c194ab6e09244d98d8a36d3d547e09f87 Mon Sep 17 00:00:00 2001
From: Thor Galle <thorgalle@gmail.com>
Date: Mon, 24 Jun 2024 18:58:37 +0300
Subject: [PATCH] feat: allow specifying an AppCheck debug token via
 localStorage

---
 src/lib/api/firebase.ts | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

diff --git a/src/lib/api/firebase.ts b/src/lib/api/firebase.ts
index 3a2f4a98..65a516e4 100644
--- a/src/lib/api/firebase.ts
+++ b/src/lib/api/firebase.ts
@@ -124,9 +124,18 @@ export async function initialize(): Promise<void> {
   }
   appRef = initializeApp(FIREBASE_CONFIG);
 
+  let appCheckDebugToken;
   if (typeof import.meta.env.VITE_FIREBASE_APPCHECK_DEBUG_TOKEN !== 'undefined') {
-    (self as any).FIREBASE_APPCHECK_DEBUG_TOKEN =
-      import.meta.env.VITE_FIREBASE_APPCHECK_DEBUG_TOKEN;
+    // Prioritize the static env debug token
+    appCheckDebugToken = import.meta.env.VITE_FIREBASE_APPCHECK_DEBUG_TOKEN;
+  } else if (browser && window) {
+    // But allow inserting a token via localStorage, for example for debugging in BrowserStack,
+    // which seems to be blocked by AppCheck.
+    appCheckDebugToken = window.localStorage.getItem('FIREBASE_APPCHECK_DEBUG_TOKEN');
+  }
+
+  if (appCheckDebugToken) {
+    (self as any).FIREBASE_APPCHECK_DEBUG_TOKEN = appCheckDebugToken;
   }
 
   if (typeof import.meta.env.VITE_FIREBASE_APP_CHECK_PUBLIC_KEY !== 'undefined') {