front dev update

frontend/pweb/lib/pages/report/table/filters.dart

@@ -6,10 +6,10 @@ import 'package:pweb/generated/i18n/app_localizations.dart';
 
 class OperationFilters extends StatelessWidget {
   final DateTimeRange? selectedRange;
-  final Set<String> selectedStatuses;
+  final Set<OperationStatus> selectedStatuses;
   final VoidCallback onPickRange;
   final VoidCallback onApply;
-  final ValueChanged<String> onToggleStatus;
+  final ValueChanged<OperationStatus> onToggleStatus;
 
   const OperationFilters({
     super.key,
@@ -66,11 +66,12 @@ class OperationFilters extends StatelessWidget {
             Wrap(
               spacing: 12,
               runSpacing: 8,
-              children: [
-                OperationStatus.success.localized(context), 
-                OperationStatus.processing.localized(context), 
-                OperationStatus.error.localized(context),
+              children: const [
+                OperationStatus.success,
+                OperationStatus.processing,
+                OperationStatus.error,
               ].map((status) {
+                final label = status.localized(context);
                 final isSelected = selectedStatuses.contains(status);
                 return GestureDetector(
                   onTap: () => onToggleStatus(status),
@@ -89,7 +90,7 @@ class OperationFilters extends StatelessWidget {
                         vertical: 4,
                       ),
                       child: Text(
-                        l10n.status(status),
+                        l10n.status(label),
                         style: TextStyle(
                           color: isSelected ? Colors.white : Colors.black87,
                           fontSize: 14,

frontend/pweb/lib/pages/report/table/row.dart

@@ -8,6 +8,13 @@ import 'package:pweb/pages/report/table/badge.dart';
 
 class OperationRow {
   static DataRow build(OperationItem op, BuildContext context) {
+    final isUnknownDate = op.date.millisecondsSinceEpoch == 0;
+    final localDate = op.date.toLocal();
+    final dateLabel = isUnknownDate
+        ? '-'
+        : '${TimeOfDay.fromDateTime(localDate).format(context)}\n'
+          '${localDate.toIso8601String().split("T").first}';
+
     return DataRow(cells: [
       DataCell(OperationStatusBadge(status: op.status)),
       DataCell(Text(op.fileName ?? '')),
@@ -16,10 +23,7 @@ class OperationRow {
       DataCell(Text(op.payId)),
       DataCell(Text(op.cardNumber ?? '-')),
       DataCell(Text(op.name)),
-      DataCell(Text(
-        '${TimeOfDay.fromDateTime(op.date).format(context)}\n'
-        '${op.date.toLocal().toIso8601String().split("T").first}',
-      )),
+      DataCell(Text(dateLabel)),
       DataCell(Text(op.comment)),
     ]);
   }