From de1b37b7e90338f371845ea2fe49f21baf339c86 Mon Sep 17 00:00:00 2001
From: edde746 <86283021+edde746@users.noreply.github.com>
Date: Tue, 7 Apr 2026 00:17:52 +0200
Subject: [PATCH] fix: library density migration crash on upgrade

close #812
---
 lib/services/settings_service.dart | 17 +++++++++++++----
 1 file changed, 13 insertions(+), 4 deletions(-)

diff --git a/lib/services/settings_service.dart b/lib/services/settings_service.dart
index 00718e02..24f697e0 100644
--- a/lib/services/settings_service.dart
+++ b/lib/services/settings_service.dart
@@ -224,11 +224,20 @@ class SettingsService extends BaseSharedPreferencesService {
   }
 
   int getLibraryDensity() {
-    // New int format
-    final intVal = prefs.getInt(_keyLibraryDensity);
-    if (intVal != null) return intVal.clamp(LibraryDensity.min, LibraryDensity.max);
+    // New int format — getInt throws if the stored value is a different type
+    try {
+      final intVal = prefs.getInt(_keyLibraryDensity);
+      if (intVal != null) return intVal.clamp(LibraryDensity.min, LibraryDensity.max);
+    } on TypeError {
+      // Stored value is a String from old enum format — fall through to migration
+    }
     // Migrate from old enum string format
-    final strVal = prefs.getString(_keyLibraryDensity);
+    String? strVal;
+    try {
+      strVal = prefs.getString(_keyLibraryDensity);
+    } on TypeError {
+      // Value exists but isn't a String either
+    }
     final result = switch (strVal) {
       'compact' => 2,
       'comfortable' => 4,