From 016ffbf8c7cf190b2703e95a1de931a7ab72aaf7 Mon Sep 17 00:00:00 2001
From: catloversg <152669316+catloversg@users.noreply.github.com>
Date: Tue, 19 May 2026 05:12:04 +0700
Subject: [PATCH] MISC: Allow exporting save data even if game fails to load
 (#2784)

---
 electron/export.html => export.html | 7 ++++++-
 src/ui/LoadingScreen.tsx            | 2 ++
 tools/package-electron.sh           | 1 +
 3 files changed, 9 insertions(+), 1 deletion(-)
 rename electron/export.html => export.html (92%)

diff --git a/electron/export.html b/export.html
similarity index 92%
rename from electron/export.html
rename to export.html
index be56c061b..e1c48bc80 100644
--- a/electron/export.html
+++ b/export.html
@@ -27,6 +27,12 @@
     </div>
     <!-- Use esm for top-level await -->
     <script type="module">
+      if (!window.indexedDB || typeof window.indexedDB.databases !== "function") {
+        const errorMessage = `Your browser is too outdated. Please update your browser.\n\nUserAgent: ${navigator.userAgent}`;
+        alert(errorMessage);
+        // This is the simplest way to stop execution in top-level code without using a labeled block or IIFE.
+        throw new Error(errorMessage);
+      }
       const databaseName = "bitburnerSave";
       // Check src/db.ts to see why the current max version is 2. If the database version is greater than this value, it
       // means that the code in this file is outdated.
@@ -35,7 +41,6 @@
       const database = databases.find((info) => info.name === databaseName);
       if (!database) {
         alert("There is no save data");
-        // This is the simplest way to stop execution in top-level code without using a labeled block or IIFE.
         throw new Error("There is no save data");
       }
       if (database.version === undefined || database.version > maxDatabaseVersion) {
diff --git a/src/ui/LoadingScreen.tsx b/src/ui/LoadingScreen.tsx
index ad77f59c9..a31e1a706 100644
--- a/src/ui/LoadingScreen.tsx
+++ b/src/ui/LoadingScreen.tsx
@@ -61,6 +61,8 @@ export function LoadingScreen(): React.ReactElement {
         <Grid item>
           <Typography>
             If the game fails to load, consider <a href="?noScripts">killing all scripts</a>
+            <br />
+            You can export your save data at <a href="./export.html">export.html</a>
           </Typography>
         </Grid>
       )}
diff --git a/tools/package-electron.sh b/tools/package-electron.sh
index a78fc2ba7..fbf718529 100755
--- a/tools/package-electron.sh
+++ b/tools/package-electron.sh
@@ -12,6 +12,7 @@ npm install
 cd ..
 
 # .app should have the fully built game already after npm run build
+cp export.html .package
 cp -r .app/* .package
 cp -r electron/* .package