From 3a5f83d0fa22fd86cdc5776bb7fa329a35cace7c Mon Sep 17 00:00:00 2001
From: troyeguo <13820674+troyeguo@users.noreply.github.com>
Date: Sun, 28 Jun 2026 15:27:09 +0800
Subject: [PATCH] fix bug

---
 main.js | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/main.js b/main.js
index 969739e3..f67b75aa 100644
--- a/main.js
+++ b/main.js
@@ -1359,6 +1359,17 @@ const createMainWin = () => {
     let { dbName, storagePath } = config;
     let db = getDBConnection(dbName, storagePath, SqlStatement.sqlStatement);
     delete dbConnection[dbName];
+    // Flush WAL into the main .db file and flip to rollback journal mode so the
+    // on-disk file is self-contained (header read/write version = 1, no -wal
+    // dependency). Other consumers — e.g. the Expo app's expo-sqlite
+    // deserializeDatabaseAsync — can only open a non-WAL SQLite image; without
+    // this, backups restored there fail with "unable to open database file".
+    try {
+      db.pragma("wal_checkpoint(TRUNCATE)");
+      db.pragma("journal_mode = DELETE");
+    } catch (error) {
+      console.error("failed to checkpoint/switch journal mode:", error);
+    }
     db.close();
   });
   ipcMain.handle("set-always-on-top", async (event, config) => {