From 3e4302e2e58f39d6289d95a64edbb931f3831668 Mon Sep 17 00:00:00 2001
From: virtudude <virtudude@protonmail.com>
Date: Sat, 25 Jul 2026 13:30:27 -0400
Subject: fix: support renamed Steam initialization API (#947)

---
 frontend/src/index.ts | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

(limited to 'frontend')

diff --git a/frontend/src/index.ts b/frontend/src/index.ts
index 7ef5087f..67b30d15 100644
--- a/frontend/src/index.ts
+++ b/frontend/src/index.ts
@@ -1,12 +1,21 @@
 // Sets up DFL, then loads start.ts which starts up the loader
 
+interface SteamAppInitialization {
+  BFinishedInitBeforeLogin?: () => boolean;
+  BFinishedInitStageOne?: () => boolean;
+}
+
+const isSteamAppInitialized = () => {
+  const app = window.App as unknown as SteamAppInitialization | undefined;
+  return app?.BFinishedInitBeforeLogin?.() ?? app?.BFinishedInitStageOne?.() ?? false;
+};
+
 (async () => {
   console.debug('[Decky:Boot] Frontend init');
 
   console.time('[Decky:Boot] Waiting for SteamApp init stage 1 to finish...');
 
-  // @ts-expect-error TODO type BFinishedInitStageOne in @decky/ui
-  while (!window.App?.BFinishedInitStageOne()) {
+  while (!isSteamAppInitialized()) {
     await new Promise((r) => setTimeout(r, 0)); // Can't use DFL sleep here.
   }
 
-- 
cgit v1.2.3