Feat: Update scanner persistence, more migrations and bugfixes

lib/helpers/connectivity_aware_action_wrapper.dart

@@ -0,0 +1,63 @@
+import 'dart:ui';
+
+import 'package:flutter/material.dart';
+import 'package:flutter/services.dart';
+import 'package:flutter_bloc/flutter_bloc.dart';
+import 'package:paperless_mobile/core/service/connectivity_status_service.dart';
+import 'package:paperless_mobile/generated/l10n/app_localizations.dart';
+import 'package:paperless_mobile/helpers/message_helpers.dart';
+
+typedef OfflineBuilder = Widget Function(BuildContext context, Widget? child);
+
+class ConnectivityAwareActionWrapper extends StatelessWidget {
+  final OfflineBuilder offlineBuilder;
+  final Widget child;
+  final bool disabled;
+
+  static Widget disabledBuilder(BuildContext context, Widget? child) {
+    return ColorFiltered(
+      colorFilter: const ColorFilter.matrix([
+        0.2126, 0.7152, 0.0722, 0, 0, //
+        0.2126, 0.7152, 0.0722, 0, 0,
+        0.2126, 0.7152, 0.0722, 0, 0,
+        0, 0, 0, 1, 0,
+      ]),
+      child: child,
+    );
+  }
+
+  ///
+  /// Wrapper widget which is used to disable an actionable [child]
+  /// (like buttons, chips etc.) which require a connection to the internet.
+  ///
+  ///
+  const ConnectivityAwareActionWrapper({
+    super.key,
+    this.offlineBuilder = ConnectivityAwareActionWrapper.disabledBuilder,
+    required this.child,
+    this.disabled = false,
+  });
+
+  @override
+  Widget build(BuildContext context) {
+    return StreamBuilder<bool>(
+      stream: context.read<ConnectivityStatusService>().connectivityChanges(),
+      builder: (context, snapshot) {
+        final disableButton =
+            !snapshot.hasData || snapshot.data == false || disabled;
+        if (disableButton) {
+          return GestureDetector(
+            onTap: () {
+              HapticFeedback.heavyImpact();
+              showSnackBar(context, S.of(context)!.youAreCurrentlyOffline);
+            },
+            child: AbsorbPointer(
+              child: offlineBuilder(context, child),
+            ),
+          );
+        }
+        return child;
+      },
+    );
+  }
+}