refactor(apps): 主题系统迁移至 ColorScheme + 扩展架构并支持 Dark Mode

apps/lib/features/notification/presentation/widgets/reminder_overlay.dart

@@ -2,9 +2,9 @@ import 'package:flutter/material.dart';
 import 'package:intl/intl.dart';
 import '../../../../core/l10n/l10n.dart';
 import '../../../../core/theme/design_tokens.dart';
+import '../../../../data/models/reminder_payload.dart';
 import '../../../../shared/widgets/app_button.dart';
 import '../../domain/services/reminder_queue_manager.dart';
-import '../../domain/models/reminder_payload.dart';
 
 class ReminderOverlay extends StatefulWidget {
   const ReminderOverlay({
@@ -53,36 +53,41 @@ class _ReminderOverlayState extends State<ReminderOverlay> {
         left: button.dx,
         top: button.dy + box.size.height + 4,
         width: 120,
-        child: Material(
-          elevation: 4,
-          borderRadius: BorderRadius.circular(8),
-          child: Container(
-            decoration: BoxDecoration(
-              color: AppColors.white,
+        child: Builder(
+          builder: (context) {
+            final colorScheme = Theme.of(context).colorScheme;
+            return Material(
+              elevation: 4,
               borderRadius: BorderRadius.circular(8),
-              border: Border.all(color: AppColors.borderSecondary),
-            ),
-            child: Column(
-              mainAxisSize: MainAxisSize.min,
-              children: [
-                _SnoozeOption(
-                  label: context.l10n.notificationSnoozeMinutes(5),
-                  onTap: () {
-                    _hideSnoozeOptions();
-                    _handleSnooze(5);
-                  },
+              child: Container(
+                decoration: BoxDecoration(
+                  color: colorScheme.surface,
+                  borderRadius: BorderRadius.circular(8),
+                  border: Border.all(color: colorScheme.outlineVariant),
                 ),
-                const Divider(height: 1, color: AppColors.borderSecondary),
-                _SnoozeOption(
-                  label: context.l10n.notificationSnoozeMinutes(15),
-                  onTap: () {
-                    _hideSnoozeOptions();
-                    _handleSnooze(15);
-                  },
+                child: Column(
+                  mainAxisSize: MainAxisSize.min,
+                  children: [
+                    _SnoozeOption(
+                      label: context.l10n.notificationSnoozeMinutes(5),
+                      onTap: () {
+                        _hideSnoozeOptions();
+                        _handleSnooze(5);
+                      },
+                    ),
+                    Divider(height: 1, color: colorScheme.outlineVariant),
+                    _SnoozeOption(
+                      label: context.l10n.notificationSnoozeMinutes(15),
+                      onTap: () {
+                        _hideSnoozeOptions();
+                        _handleSnooze(15);
+                      },
+                    ),
+                  ],
                 ),
-              ],
-            ),
-          ),
+              ),
+            );
+          },
         ),
       ),
     );
@@ -104,13 +109,14 @@ class _ReminderOverlayState extends State<ReminderOverlay> {
 
   @override
   Widget build(BuildContext context) {
+    final colorScheme = Theme.of(context).colorScheme;
     final payload = _currentPayload;
     if (payload == null) {
       return const SizedBox.shrink();
     }
 
     return Container(
-      color: AppColors.white,
+      color: colorScheme.surface,
       child: SafeArea(
         child: Padding(
           padding: const EdgeInsets.all(AppSpacing.lg),
@@ -121,7 +127,7 @@ class _ReminderOverlayState extends State<ReminderOverlay> {
               Text(
                 payload.title,
                 style: Theme.of(context).textTheme.headlineSmall?.copyWith(
-                  color: AppColors.slate900,
+                  color: colorScheme.onSurface,
                   fontWeight: FontWeight.w600,
                 ),
                 textAlign: TextAlign.center,
@@ -129,9 +135,9 @@ class _ReminderOverlayState extends State<ReminderOverlay> {
               const SizedBox(height: AppSpacing.sm),
               Text(
                 DateFormat('HH:mm').format(DateTime.now()),
-                style: Theme.of(
-                  context,
-                ).textTheme.titleLarge?.copyWith(color: AppColors.slate500),
+                style: Theme.of(context).textTheme.titleLarge?.copyWith(
+                  color: colorScheme.onSurfaceVariant,
+                ),
                 textAlign: TextAlign.center,
               ),
               const SizedBox(height: AppSpacing.xl),
@@ -169,6 +175,7 @@ class _SnoozeOption extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
+    final colorScheme = Theme.of(context).colorScheme;
     return InkWell(
       onTap: onTap,
       child: Padding(
@@ -180,7 +187,7 @@ class _SnoozeOption extends StatelessWidget {
           label,
           style: Theme.of(
             context,
-          ).textTheme.bodyMedium?.copyWith(color: AppColors.slate900),
+          ).textTheme.bodyMedium?.copyWith(color: colorScheme.onSurface),
         ),
       ),
     );