계정 정보 다이얼로그 추가 및 전체 목록 페치 개선

lib/features/approvals/step/presentation/pages/approval_step_page.dart

@@ -87,9 +87,10 @@ class _ApprovalStepEnabledPageState extends State<_ApprovalStepEnabledPage> {
     final error = _controller.errorMessage;
     if (error != null && error != _lastError && mounted) {
       _lastError = error;
-      ScaffoldMessenger.of(
-        context,
-      ).showSnackBar(SnackBar(content: Text(error)));
+      final messenger = ScaffoldMessenger.maybeOf(context);
+      if (messenger != null) {
+        messenger.showSnackBar(SnackBar(content: Text(error)));
+      }
       _controller.clearError();
     }
   }
@@ -117,7 +118,7 @@ class _ApprovalStepEnabledPageState extends State<_ApprovalStepEnabledPage> {
         final pageSize = result?.pageSize ?? records.length;
         final totalPages = pageSize == 0
             ? 1
-            : (totalCount / pageSize).ceil().clamp(1, 9999);
+            : (totalCount / pageSize).ceil().clamp(1, 9999) as int;
         final hasNext = result == null
             ? false
             : (result.page * result.pageSize) < result.total;
@@ -410,6 +411,17 @@ class _ApprovalStepEnabledPageState extends State<_ApprovalStepEnabledPage> {
                           Text('총 $totalCount건', style: theme.textTheme.small),
                           Row(
                             children: [
+                              ShadButton.outline(
+                                size: ShadButtonSize.sm,
+                                onPressed:
+                                    _controller.isLoading ||
+                                            isSaving ||
+                                            currentPage <= 1
+                                        ? null
+                                        : () => _controller.fetch(page: 1),
+                                child: const Text('처음'),
+                              ),
+                              const SizedBox(width: 8),
                               ShadButton.outline(
                                 size: ShadButtonSize.sm,
                                 onPressed:
@@ -435,6 +447,19 @@ class _ApprovalStepEnabledPageState extends State<_ApprovalStepEnabledPage> {
                                       ),
                                 child: const Text('다음'),
                               ),
+                              const SizedBox(width: 8),
+                              ShadButton.outline(
+                                size: ShadButtonSize.sm,
+                                onPressed:
+                                    _controller.isLoading ||
+                                            isSaving ||
+                                            currentPage >= totalPages
+                                        ? null
+                                        : () => _controller.fetch(
+                                              page: totalPages,
+                                            ),
+                                child: const Text('마지막'),
+                              ),
                               const SizedBox(width: 12),
                               Text(
                                 '페이지 $currentPage / $totalPages',
@@ -507,7 +532,8 @@ class _ApprovalStepEnabledPageState extends State<_ApprovalStepEnabledPage> {
       return;
     }
 
-    ScaffoldMessenger.of(context).showSnackBar(
+    final messenger = ScaffoldMessenger.maybeOf(context);
+    messenger?.showSnackBar(
       SnackBar(content: Text('결재번호 ${created.approvalNo} 단계가 추가되었습니다.')),
     );
   }
@@ -515,9 +541,10 @@ class _ApprovalStepEnabledPageState extends State<_ApprovalStepEnabledPage> {
   Future<void> _openEditStepForm(ApprovalStepRecord record) async {
     final stepId = record.step.id;
     if (stepId == null) {
-      ScaffoldMessenger.of(
-        context,
-      ).showSnackBar(const SnackBar(content: Text('저장되지 않은 단계는 수정할 수 없습니다.')));
+      final messenger = ScaffoldMessenger.maybeOf(context);
+      messenger?.showSnackBar(
+        const SnackBar(content: Text('저장되지 않은 단계는 수정할 수 없습니다.')),
+      );
       return;
     }
 
@@ -542,7 +569,8 @@ class _ApprovalStepEnabledPageState extends State<_ApprovalStepEnabledPage> {
       return;
     }
 
-    ScaffoldMessenger.of(context).showSnackBar(
+    final messenger = ScaffoldMessenger.maybeOf(context);
+    messenger?.showSnackBar(
       SnackBar(content: Text('결재번호 ${updated.approvalNo} 단계 정보를 수정했습니다.')),
     );
   }
@@ -550,7 +578,8 @@ class _ApprovalStepEnabledPageState extends State<_ApprovalStepEnabledPage> {
   Future<void> _openDetail(ApprovalStepRecord record) async {
     final stepId = record.step.id;
     if (stepId == null) {
-      ScaffoldMessenger.of(context).showSnackBar(
+      final messenger = ScaffoldMessenger.maybeOf(context);
+      messenger?.showSnackBar(
         const SnackBar(content: Text('단계 식별자가 없어 상세 정보를 볼 수 없습니다.')),
       );
       return;
@@ -614,9 +643,10 @@ class _ApprovalStepEnabledPageState extends State<_ApprovalStepEnabledPage> {
   Future<void> _confirmDeleteStep(ApprovalStepRecord record) async {
     final stepId = record.step.id;
     if (stepId == null) {
-      ScaffoldMessenger.of(
-        context,
-      ).showSnackBar(const SnackBar(content: Text('저장되지 않은 단계는 삭제할 수 없습니다.')));
+      final messenger = ScaffoldMessenger.maybeOf(context);
+      messenger?.showSnackBar(
+        const SnackBar(content: Text('저장되지 않은 단계는 삭제할 수 없습니다.')),
+      );
       return;
     }
 
@@ -628,11 +658,13 @@ class _ApprovalStepEnabledPageState extends State<_ApprovalStepEnabledPage> {
             '결재번호 ${record.approvalNo}의 ${record.step.stepOrder}단계를 삭제하시겠습니까? 삭제 후 복구할 수 있습니다.',
         actions: [
           ShadButton.ghost(
-            onPressed: () => Navigator.of(context).pop(false),
+            onPressed: () =>
+                Navigator.of(context, rootNavigator: true).pop(false),
             child: const Text('취소'),
           ),
           ShadButton.destructive(
-            onPressed: () => Navigator.of(context).pop(true),
+            onPressed: () =>
+                Navigator.of(context, rootNavigator: true).pop(true),
             child: const Text('삭제'),
           ),
         ],
@@ -648,7 +680,8 @@ class _ApprovalStepEnabledPageState extends State<_ApprovalStepEnabledPage> {
       return;
     }
     if (success) {
-      ScaffoldMessenger.of(context).showSnackBar(
+      final messenger = ScaffoldMessenger.maybeOf(context);
+      messenger?.showSnackBar(
         SnackBar(content: Text('결재번호 ${record.approvalNo} 단계가 삭제되었습니다.')),
       );
     }
@@ -657,9 +690,10 @@ class _ApprovalStepEnabledPageState extends State<_ApprovalStepEnabledPage> {
   Future<void> _confirmRestoreStep(ApprovalStepRecord record) async {
     final stepId = record.step.id;
     if (stepId == null) {
-      ScaffoldMessenger.of(
-        context,
-      ).showSnackBar(const SnackBar(content: Text('단계 식별자가 없어 복구할 수 없습니다.')));
+      final messenger = ScaffoldMessenger.maybeOf(context);
+      messenger?.showSnackBar(
+        const SnackBar(content: Text('단계 식별자가 없어 복구할 수 없습니다.')),
+      );
       return;
     }
 
@@ -671,11 +705,13 @@ class _ApprovalStepEnabledPageState extends State<_ApprovalStepEnabledPage> {
             '결재번호 ${record.approvalNo}의 ${record.step.stepOrder}단계를 복구하시겠습니까?',
         actions: [
           ShadButton.ghost(
-            onPressed: () => Navigator.of(context).pop(false),
+            onPressed: () =>
+                Navigator.of(context, rootNavigator: true).pop(false),
             child: const Text('취소'),
           ),
           ShadButton(
-            onPressed: () => Navigator.of(context).pop(true),
+            onPressed: () =>
+                Navigator.of(context, rootNavigator: true).pop(true),
             child: const Text('복구'),
           ),
         ],
@@ -691,7 +727,8 @@ class _ApprovalStepEnabledPageState extends State<_ApprovalStepEnabledPage> {
       return;
     }
     if (restored != null) {
-      ScaffoldMessenger.of(context).showSnackBar(
+      final messenger = ScaffoldMessenger.maybeOf(context);
+      messenger?.showSnackBar(
         SnackBar(content: Text('결재번호 ${restored.approvalNo} 단계가 복구되었습니다.')),
       );
     }
@@ -832,7 +869,7 @@ class _StepFormDialogState extends State<_StepFormDialog> {
         child: Text(widget.submitLabel),
       ),
       secondaryAction: ShadButton.ghost(
-        onPressed: () => Navigator.of(context).pop(),
+        onPressed: () => Navigator.of(context, rootNavigator: true).pop(),
         child: const Text('취소'),
       ),
       contentPadding: const EdgeInsets.symmetric(horizontal: 20, vertical: 16),
@@ -951,7 +988,7 @@ class _StepFormDialogState extends State<_StepFormDialog> {
       statusId: widget.initialRecord?.step.status.id,
     );
 
-    Navigator.of(context).pop(input);
+    Navigator.of(context, rootNavigator: true).pop(input);
   }
 
   void _clearError(String field) {