feat: replace json tools with local data controls

lib/src/application/focus_seed_controller.dart

@@ -1,5 +1,3 @@
-import 'dart:convert';
-
 import 'package:flutter/foundation.dart';
 import 'package:flutter/services.dart';
 
@@ -168,22 +166,41 @@ class FocusSeedController extends ChangeNotifier {
     return _commit(current.copyWith(reflections: reflections));
   }
 
-  Future<bool> importState(String raw) async {
-    try {
-      final decoded = jsonDecode(raw);
-      if (decoded is! Map<String, dynamic>) {
-        return false;
-      }
-      return _commit(AppState.fromJson(decoded));
-    } on Object {
-      return false;
-    }
-  }
-
   Future<bool> clearData() async {
     return _commit(AppState.starter(defaultHabitTitles: _defaultHabitTitles));
   }
 
+  Future<bool> clearToday() async {
+    final current = _state;
+    if (current == null) {
+      return false;
+    }
+    final today = todayKey();
+    final habits = current.habits
+        .map(
+          (habit) => habit.copyWith(
+            completedDates: Set<String>.from(habit.completedDates)
+              ..remove(today),
+          ),
+        )
+        .toList(growable: false);
+    final sessions = current.sessions
+        .where((session) => dateKey(session.completedAt) != today)
+        .toList(growable: false);
+    final reflections = current.reflections
+        .where((reflection) => reflection.dateKey != today)
+        .toList(growable: false);
+    _analytics.track('today_cleared');
+    return _commit(
+      current.copyWith(
+        anchor: current.anchorDateKey == today ? '' : current.anchor,
+        habits: habits,
+        sessions: sessions,
+        reflections: reflections,
+      ),
+    );
+  }
+
   Future<bool> _commit(AppState nextState) async {
     final previousState = _state;
     _state = nextState;

lib/src/features/me/me_screen.dart

@@ -113,35 +113,29 @@ class MeScreen extends StatelessWidget {
               ],
               const SizedBox(height: 18),
               Text(
-                l10n.yourData,
+                l10n.localData,
                 style: Theme.of(context).textTheme.titleMedium,
               ),
               const SizedBox(height: 8),
+              _DataSnapshotCard(
+                focusSessions: state.sessions.length,
+                habits: state.habits.length,
+                reflections: state.reflections.length,
+              ),
+              const SizedBox(height: 12),
               SurfacePanel(
                 padding: const EdgeInsets.symmetric(horizontal: 14),
                 child: Column(
                   children: [
                     SettingsTile(
-                      icon: Icons.ios_share_outlined,
+                      icon: Icons.cleaning_services_outlined,
-                      title: l10n.exportJson,
+                      title: l10n.clearToday,
-                      subtitle: l10n.exportJsonSubtitle,
+                      subtitle: l10n.clearTodaySubtitle,
-                      onTap: () => showExportDialog(context, state),
-                    ),
-                    const Divider(),
-                    SettingsTile(
-                      icon: Icons.file_upload_outlined,
-                      title: l10n.importJson,
-                      subtitle: l10n.importJsonSubtitle,
                       onTap:
-                          () => showImportDialog(context, (raw) async {
+                          () => confirmClearToday(context, () async {
-                            final imported = await controller.importState(raw);
+                            final cleared = await controller.clearToday();
-                            if (context.mounted) {
+                            if (context.mounted && cleared) {
-                              showSnack(
+                              showSnack(context, l10n.todayDataCleared);
-                                context,
-                                imported
-                                    ? l10n.dataImported
-                                    : l10n.importFailed,
-                              );
                             }
                           }),
                     ),
@@ -159,9 +153,9 @@ class MeScreen extends StatelessWidget {
               SurfacePanel(
                 padding: const EdgeInsets.symmetric(horizontal: 14),
                 child: SettingsTile(
-                  icon: Icons.delete_outline,
+                  icon: Icons.delete_forever_outlined,
-                  title: l10n.resetLocalGarden,
+                  title: l10n.deleteAllLocalData,
-                  subtitle: l10n.resetLocalGardenSubtitle,
+                  subtitle: l10n.deleteAllLocalDataSubtitle,
                   destructive: true,
                   onTap:
                       () => confirmClearData(context, () async {
@@ -188,6 +182,96 @@ class MeScreen extends StatelessWidget {
   }
 }
 
+class _DataSnapshotCard extends StatelessWidget {
+  const _DataSnapshotCard({
+    required this.focusSessions,
+    required this.habits,
+    required this.reflections,
+  });
+
+  final int focusSessions;
+  final int habits;
+  final int reflections;
+
+  @override
+  Widget build(BuildContext context) {
+    final l10n = context.l10n;
+    return SurfacePanel(
+      elevated: true,
+      child: Row(
+        children: [
+          Expanded(
+            child: _DataMetric(
+              icon: Icons.timer_outlined,
+              label: l10n.focusDataLabel,
+              value: focusSessions,
+            ),
+          ),
+          Expanded(
+            child: _DataMetric(
+              icon: Icons.checklist_rounded,
+              label: l10n.habitsDataLabel,
+              value: habits,
+            ),
+          ),
+          Expanded(
+            child: _DataMetric(
+              icon: Icons.edit_note_rounded,
+              label: l10n.notesDataLabel,
+              value: reflections,
+            ),
+          ),
+        ],
+      ),
+    );
+  }
+}
+
+class _DataMetric extends StatelessWidget {
+  const _DataMetric({
+    required this.icon,
+    required this.label,
+    required this.value,
+  });
+
+  final IconData icon;
+  final String label;
+  final int value;
+
+  @override
+  Widget build(BuildContext context) {
+    final theme = Theme.of(context);
+    final scheme = theme.colorScheme;
+    return Column(
+      mainAxisSize: MainAxisSize.min,
+      children: [
+        Icon(icon, color: scheme.primary),
+        const SizedBox(height: 8),
+        TweenAnimationBuilder<double>(
+          tween: Tween(end: value.toDouble()),
+          duration: const Duration(milliseconds: 260),
+          curve: Curves.easeOutCubic,
+          builder:
+              (context, animatedValue, _) => Text(
+                animatedValue.round().toString(),
+                style: theme.textTheme.headlineSmall?.copyWith(
+                  fontWeight: FontWeight.w800,
+                ),
+              ),
+        ),
+        Text(
+          label,
+          maxLines: 1,
+          overflow: TextOverflow.ellipsis,
+          style: theme.textTheme.bodySmall?.copyWith(
+            color: scheme.onSurfaceVariant,
+          ),
+        ),
+      ],
+    );
+  }
+}
+
 class _SectionHeader extends StatelessWidget {
   const _SectionHeader({required this.title, required this.detail});
 

lib/src/l10n/app_en.arb

@@ -114,19 +114,17 @@
   "intentionHint": "What matters most today?",
   "deleteHabitTitle": "Delete habit?",
   "deleteHabitBody": "Past completion records for this habit will be removed.",
-  "exportJson": "Export JSON",
   "close": "Close",
   "copy": "Copy",
-  "exportCopied": "Export copied",
+  "clearTodayDataTitle": "Clear today?",
-  "importJson": "Import JSON",
+  "clearTodayDataBody": "This removes today's intention, habit checks, focus sessions, and reflection. Past days stay untouched.",
-  "importHint": "Paste Focus Seed JSON export",
+  "clearAllDataTitle": "Delete all local data?",
-  "import": "Import",
+  "clearAllDataBody": "This deletes intentions, habits, focus sessions, and reflections on this device. It cannot be undone.",
-  "clearDataTitle": "Clear local data?",
-  "clearDataBody": "This resets habits, focus sessions, and reflections on this device.",
   "clear": "Clear",
+  "deleteAll": "Delete all",
   "privacyTitle": "Privacy",
   "privacyBodyOne": "Focus Seed stores your intention, habits, focus sessions, reflections, and settings locally on this device. This version has no sign-in, cloud sync, ads, analytics SDK, or billing SDK.",
-  "privacyBodyTwo": "You can export, import, or clear local data from Me.",
+  "privacyBodyTwo": "You can clear today's progress or delete all local data from Me at any time.",
   "reflectionEmptyError": "Write one honest sentence.",
   "reflectionSaveError": "Could not save. Please try again.",
   "reflectionSheetTitle": "How did it go?",
@@ -149,15 +147,17 @@
   "languageDefault": "Default",
   "languageEnglish": "English",
   "languageChinese": "Chinese",
-  "yourData": "Your data",
+  "localData": "Local data",
-  "exportJsonSubtitle": "Copy a readable local backup.",
+  "focusDataLabel": "Focus",
-  "importJsonSubtitle": "Restore a previous Focus Seed export.",
+  "habitsDataLabel": "Habits",
+  "notesDataLabel": "Notes",
+  "clearToday": "Clear today",
+  "clearTodaySubtitle": "Remove only today's progress.",
   "privacySubtitle": "Everything stays on this device.",
-  "resetLocalGarden": "Reset local garden",
+  "deleteAllLocalData": "Delete all local data",
-  "resetLocalGardenSubtitle": "Clear intentions, habits, sessions, and notes.",
+  "deleteAllLocalDataSubtitle": "Reset Focus Seed on this device.",
-  "dataImported": "Data imported",
+  "todayDataCleared": "Today's data cleared",
-  "importFailed": "Import failed",
+  "localDataCleared": "Local data deleted",
-  "localDataCleared": "Local data cleared",
   "journeyTitle": "Today's journey",
   "recentFocus": "Recent focus",
   "sessionsTotal": "{count} sessions total",

lib/src/l10n/app_zh.arb

@@ -114,19 +114,17 @@
   "intentionHint": "\u4eca\u5929\u6700\u91cd\u8981\u7684\u662f\u4ec0\u4e48\uff1f",
   "deleteHabitTitle": "\u5220\u9664\u4e60\u60ef\uff1f",
   "deleteHabitBody": "\u8fd9\u4e2a\u4e60\u60ef\u7684\u5386\u53f2\u5b8c\u6210\u8bb0\u5f55\u4e5f\u4f1a\u5220\u9664\u3002",
-  "exportJson": "\u5bfc\u51fa JSON",
   "close": "\u5173\u95ed",
   "copy": "\u590d\u5236",
-  "exportCopied": "\u5df2\u590d\u5236\u5bfc\u51fa\u5185\u5bb9",
+  "clearTodayDataTitle": "清理今日数据？",
-  "importJson": "\u5bfc\u5165 JSON",
+  "clearTodayDataBody": "只清除今天的目标、打卡、专注记录和复盘，过去日期的数据会保留。",
-  "importHint": "\u7c98\u8d34 Focus Seed \u7684 JSON \u5bfc\u51fa\u5185\u5bb9",
+  "clearAllDataTitle": "删除全部本地数据？",
-  "import": "\u5bfc\u5165",
+  "clearAllDataBody": "会删除本机的目标、习惯、专注记录和复盘，无法撤销。",
-  "clearDataTitle": "\u6e05\u9664\u672c\u5730\u6570\u636e\uff1f",
-  "clearDataBody": "\u4f1a\u6e05\u9664\u672c\u673a\u7684\u76ee\u6807\u3001\u4e60\u60ef\u3001\u4e13\u6ce8\u8bb0\u5f55\u548c\u590d\u76d8\u3002",
   "clear": "\u6e05\u9664",
+  "deleteAll": "全部删除",
   "privacyTitle": "\u9690\u79c1",
   "privacyBodyOne": "Focus Seed \u53ea\u5728\u672c\u673a\u4fdd\u5b58\u76ee\u6807\u3001\u4e60\u60ef\u3001\u4e13\u6ce8\u8bb0\u5f55\u3001\u590d\u76d8\u548c\u8bbe\u7f6e\u3002\u5f53\u524d\u7248\u672c\u6ca1\u6709\u767b\u5f55\u3001\u4e91\u540c\u6b65\u3001\u5e7f\u544a\u3001\u5206\u6790 SDK \u6216\u4ed8\u8d39 SDK\u3002",
-  "privacyBodyTwo": "\u4f60\u53ef\u4ee5\u5728\u201c\u6211\u7684\u7a7a\u95f4\u201d\u5bfc\u51fa\u3001\u5bfc\u5165\u6216\u6e05\u9664\u672c\u5730\u6570\u636e\u3002",
+  "privacyBodyTwo": "你可以随时清理今日进度，或删除本机的全部本地数据。",
   "reflectionEmptyError": "\u5199\u4e00\u53e5\u771f\u5b9e\u7684\u603b\u7ed3\u3002",
   "reflectionSaveError": "\u4fdd\u5b58\u5931\u8d25\uff0c\u8bf7\u91cd\u8bd5\u3002",
   "reflectionSheetTitle": "\u590d\u76d8\u4e00\u4e0b",
@@ -149,15 +147,17 @@
   "languageDefault": "\u9ed8\u8ba4",
   "languageEnglish": "English",
   "languageChinese": "\u4e2d\u6587",
-  "yourData": "\u6570\u636e",
+  "localData": "本地数据",
-  "exportJsonSubtitle": "\u590d\u5236\u4e00\u4efd\u672c\u5730\u5907\u4efd\u3002",
+  "focusDataLabel": "专注",
-  "importJsonSubtitle": "\u6062\u590d\u4e4b\u524d\u5bfc\u51fa\u7684\u6570\u636e\u3002",
+  "habitsDataLabel": "习惯",
+  "notesDataLabel": "记录",
+  "clearToday": "清理今日",
+  "clearTodaySubtitle": "只移除今天的进度。",
   "privacySubtitle": "\u6570\u636e\u53ea\u4fdd\u5b58\u5728\u672c\u673a\u3002",
-  "resetLocalGarden": "\u6e05\u9664\u672c\u5730\u6570\u636e",
+  "deleteAllLocalData": "删除全部本地数据",
-  "resetLocalGardenSubtitle": "\u6e05\u9664\u76ee\u6807\u3001\u4e60\u60ef\u3001\u8bb0\u5f55\u548c\u590d\u76d8\u3002",
+  "deleteAllLocalDataSubtitle": "重置这台设备上的 Focus Seed。",
-  "dataImported": "\u5df2\u5bfc\u5165\u6570\u636e",
+  "todayDataCleared": "今日数据已清理",
-  "importFailed": "\u5bfc\u5165\u5931\u8d25",
+  "localDataCleared": "本地数据已删除",
-  "localDataCleared": "\u672c\u5730\u6570\u636e\u5df2\u6e05\u9664",
   "journeyTitle": "\u4eca\u65e5\u8fdb\u5c55",
   "recentFocus": "\u6700\u8fd1\u4e13\u6ce8",
   "sessionsTotal": "\u5171 {count} \u6b21",

lib/src/l10n/generated/app_localizations.dart

@@ -62,7 +62,8 @@ import 'app_localizations_zh.dart';
 /// be consistent with the languages listed in the AppLocalizations.supportedLocales
 /// property.
 abstract class AppLocalizations {
-  AppLocalizations(String locale) : localeName = intl.Intl.canonicalizedLocale(locale.toString());
+  AppLocalizations(String locale)
+    : localeName = intl.Intl.canonicalizedLocale(locale.toString());
 
   final String localeName;
 
@@ -70,7 +71,8 @@ abstract class AppLocalizations {
     return Localizations.of<AppLocalizations>(context, AppLocalizations)!;
   }
 
-  static const LocalizationsDelegate<AppLocalizations> delegate = _AppLocalizationsDelegate();
+  static const LocalizationsDelegate<AppLocalizations> delegate =
+      _AppLocalizationsDelegate();
 
   /// A list of this localizations delegate along with the default localizations
   /// delegates.
@@ -82,7 +84,8 @@ abstract class AppLocalizations {
   /// Additional delegates can be added by appending to this list in
   /// MaterialApp. This list does not have to be used at all if a custom list
   /// of delegates is preferred or required.
-  static const List<LocalizationsDelegate<dynamic>> localizationsDelegates = <LocalizationsDelegate<dynamic>>[
+  static const List<LocalizationsDelegate<dynamic>> localizationsDelegates =
+      <LocalizationsDelegate<dynamic>>[
         delegate,
         GlobalMaterialLocalizations.delegate,
         GlobalCupertinoLocalizations.delegate,
@@ -92,7 +95,7 @@ abstract class AppLocalizations {
   /// A list of this localizations delegate's supported locales.
   static const List<Locale> supportedLocales = <Locale>[
     Locale('en'),
-    Locale('zh')
+    Locale('zh'),
   ];
 
   /// No description provided for @appTitle.
@@ -491,12 +494,6 @@ abstract class AppLocalizations {
   /// **'Past completion records for this habit will be removed.'**
   String get deleteHabitBody;
 
-  /// No description provided for @exportJson.
-  ///
-  /// In en, this message translates to:
-  /// **'Export JSON'**
-  String get exportJson;
-
   /// No description provided for @close.
   ///
   /// In en, this message translates to:
@@ -509,41 +506,29 @@ abstract class AppLocalizations {
   /// **'Copy'**
   String get copy;
 
-  /// No description provided for @exportCopied.
+  /// No description provided for @clearTodayDataTitle.
   ///
   /// In en, this message translates to:
-  /// **'Export copied'**
+  /// **'Clear today?'**
-  String get exportCopied;
+  String get clearTodayDataTitle;
 
-  /// No description provided for @importJson.
+  /// No description provided for @clearTodayDataBody.
   ///
   /// In en, this message translates to:
-  /// **'Import JSON'**
+  /// **'This removes today\'s intention, habit checks, focus sessions, and reflection. Past days stay untouched.'**
-  String get importJson;
+  String get clearTodayDataBody;
 
-  /// No description provided for @importHint.
+  /// No description provided for @clearAllDataTitle.
   ///
   /// In en, this message translates to:
-  /// **'Paste Focus Seed JSON export'**
+  /// **'Delete all local data?'**
-  String get importHint;
+  String get clearAllDataTitle;
 
-  /// No description provided for @import.
+  /// No description provided for @clearAllDataBody.
   ///
   /// In en, this message translates to:
-  /// **'Import'**
+  /// **'This deletes intentions, habits, focus sessions, and reflections on this device. It cannot be undone.'**
-  String get import;
+  String get clearAllDataBody;
-
-  /// No description provided for @clearDataTitle.
-  ///
-  /// In en, this message translates to:
-  /// **'Clear local data?'**
-  String get clearDataTitle;
-
-  /// No description provided for @clearDataBody.
-  ///
-  /// In en, this message translates to:
-  /// **'This resets habits, focus sessions, and reflections on this device.'**
-  String get clearDataBody;
 
   /// No description provided for @clear.
   ///
@@ -551,6 +536,12 @@ abstract class AppLocalizations {
   /// **'Clear'**
   String get clear;
 
+  /// No description provided for @deleteAll.
+  ///
+  /// In en, this message translates to:
+  /// **'Delete all'**
+  String get deleteAll;
+
   /// No description provided for @privacyTitle.
   ///
   /// In en, this message translates to:
@@ -566,7 +557,7 @@ abstract class AppLocalizations {
   /// No description provided for @privacyBodyTwo.
   ///
   /// In en, this message translates to:
-  /// **'You can export, import, or clear local data from Me.'**
+  /// **'You can clear today\'s progress or delete all local data from Me at any time.'**
   String get privacyBodyTwo;
 
   /// No description provided for @reflectionEmptyError.
@@ -701,23 +692,41 @@ abstract class AppLocalizations {
   /// **'Chinese'**
   String get languageChinese;
 
-  /// No description provided for @yourData.
+  /// No description provided for @localData.
   ///
   /// In en, this message translates to:
-  /// **'Your data'**
+  /// **'Local data'**
-  String get yourData;
+  String get localData;
 
-  /// No description provided for @exportJsonSubtitle.
+  /// No description provided for @focusDataLabel.
   ///
   /// In en, this message translates to:
-  /// **'Copy a readable local backup.'**
+  /// **'Focus'**
-  String get exportJsonSubtitle;
+  String get focusDataLabel;
 
-  /// No description provided for @importJsonSubtitle.
+  /// No description provided for @habitsDataLabel.
   ///
   /// In en, this message translates to:
-  /// **'Restore a previous Focus Seed export.'**
+  /// **'Habits'**
-  String get importJsonSubtitle;
+  String get habitsDataLabel;
+
+  /// No description provided for @notesDataLabel.
+  ///
+  /// In en, this message translates to:
+  /// **'Notes'**
+  String get notesDataLabel;
+
+  /// No description provided for @clearToday.
+  ///
+  /// In en, this message translates to:
+  /// **'Clear today'**
+  String get clearToday;
+
+  /// No description provided for @clearTodaySubtitle.
+  ///
+  /// In en, this message translates to:
+  /// **'Remove only today\'s progress.'**
+  String get clearTodaySubtitle;
 
   /// No description provided for @privacySubtitle.
   ///
@@ -725,34 +734,28 @@ abstract class AppLocalizations {
   /// **'Everything stays on this device.'**
   String get privacySubtitle;
 
-  /// No description provided for @resetLocalGarden.
+  /// No description provided for @deleteAllLocalData.
   ///
   /// In en, this message translates to:
-  /// **'Reset local garden'**
+  /// **'Delete all local data'**
-  String get resetLocalGarden;
+  String get deleteAllLocalData;
 
-  /// No description provided for @resetLocalGardenSubtitle.
+  /// No description provided for @deleteAllLocalDataSubtitle.
   ///
   /// In en, this message translates to:
-  /// **'Clear intentions, habits, sessions, and notes.'**
+  /// **'Reset Focus Seed on this device.'**
-  String get resetLocalGardenSubtitle;
+  String get deleteAllLocalDataSubtitle;
 
-  /// No description provided for @dataImported.
+  /// No description provided for @todayDataCleared.
   ///
   /// In en, this message translates to:
-  /// **'Data imported'**
+  /// **'Today\'s data cleared'**
-  String get dataImported;
+  String get todayDataCleared;
-
-  /// No description provided for @importFailed.
-  ///
-  /// In en, this message translates to:
-  /// **'Import failed'**
-  String get importFailed;
 
   /// No description provided for @localDataCleared.
   ///
   /// In en, this message translates to:
-  /// **'Local data cleared'**
+  /// **'Local data deleted'**
   String get localDataCleared;
 
   /// No description provided for @journeyTitle.
@@ -924,7 +927,8 @@ abstract class AppLocalizations {
   String get defaultHabitReflect;
 }
 
-class _AppLocalizationsDelegate extends LocalizationsDelegate<AppLocalizations> {
+class _AppLocalizationsDelegate
+    extends LocalizationsDelegate<AppLocalizations> {
   const _AppLocalizationsDelegate();
 
   @override
@@ -933,25 +937,26 @@ class _AppLocalizationsDelegate extends LocalizationsDelegate<AppLocalizations>
   }
 
   @override
-  bool isSupported(Locale locale) => <String>['en', 'zh'].contains(locale.languageCode);
+  bool isSupported(Locale locale) =>
+      <String>['en', 'zh'].contains(locale.languageCode);
 
   @override
   bool shouldReload(_AppLocalizationsDelegate old) => false;
 }
 
 AppLocalizations lookupAppLocalizations(Locale locale) {
-
-
   // Lookup logic when only language code is specified.
   switch (locale.languageCode) {
-    case 'en': return AppLocalizationsEn();
+    case 'en':
-    case 'zh': return AppLocalizationsZh();
+      return AppLocalizationsEn();
+    case 'zh':
+      return AppLocalizationsZh();
   }
 
   throw FlutterError(
     'AppLocalizations.delegate failed to load unsupported locale "$locale". This is likely '
     'an issue with the localizations generation tool. Please file an issue '
     'on GitHub with a reproducible sample app and the gen-l10n configuration '
-    'that was used.'
+    'that was used.',
   );
 }

lib/src/l10n/generated/app_localizations_en.dart

@@ -216,10 +216,8 @@ class AppLocalizationsEn extends AppLocalizations {
   String get deleteHabitTitle => 'Delete habit?';
 
   @override
-  String get deleteHabitBody => 'Past completion records for this habit will be removed.';
+  String get deleteHabitBody =>
-
+      'Past completion records for this habit will be removed.';
-  @override
-  String get exportJson => 'Export JSON';
 
   @override
   String get close => 'Close';
@@ -228,34 +226,35 @@ class AppLocalizationsEn extends AppLocalizations {
   String get copy => 'Copy';
 
   @override
-  String get exportCopied => 'Export copied';
+  String get clearTodayDataTitle => 'Clear today?';
 
   @override
-  String get importJson => 'Import JSON';
+  String get clearTodayDataBody =>
+      'This removes today\'s intention, habit checks, focus sessions, and reflection. Past days stay untouched.';
 
   @override
-  String get importHint => 'Paste Focus Seed JSON export';
+  String get clearAllDataTitle => 'Delete all local data?';
 
   @override
-  String get import => 'Import';
+  String get clearAllDataBody =>
-
+      'This deletes intentions, habits, focus sessions, and reflections on this device. It cannot be undone.';
-  @override
-  String get clearDataTitle => 'Clear local data?';
-
-  @override
-  String get clearDataBody => 'This resets habits, focus sessions, and reflections on this device.';
 
   @override
   String get clear => 'Clear';
 
+  @override
+  String get deleteAll => 'Delete all';
+
   @override
   String get privacyTitle => 'Privacy';
 
   @override
-  String get privacyBodyOne => 'Focus Seed stores your intention, habits, focus sessions, reflections, and settings locally on this device. This version has no sign-in, cloud sync, ads, analytics SDK, or billing SDK.';
+  String get privacyBodyOne =>
+      'Focus Seed stores your intention, habits, focus sessions, reflections, and settings locally on this device. This version has no sign-in, cloud sync, ads, analytics SDK, or billing SDK.';
 
   @override
-  String get privacyBodyTwo => 'You can export, import, or clear local data from Me.';
+  String get privacyBodyTwo =>
+      'You can clear today\'s progress or delete all local data from Me at any time.';
 
   @override
   String get reflectionEmptyError => 'Write one honest sentence.';
@@ -324,31 +323,37 @@ class AppLocalizationsEn extends AppLocalizations {
   String get languageChinese => 'Chinese';
 
   @override
-  String get yourData => 'Your data';
+  String get localData => 'Local data';
 
   @override
-  String get exportJsonSubtitle => 'Copy a readable local backup.';
+  String get focusDataLabel => 'Focus';
 
   @override
-  String get importJsonSubtitle => 'Restore a previous Focus Seed export.';
+  String get habitsDataLabel => 'Habits';
+
+  @override
+  String get notesDataLabel => 'Notes';
+
+  @override
+  String get clearToday => 'Clear today';
+
+  @override
+  String get clearTodaySubtitle => 'Remove only today\'s progress.';
 
   @override
   String get privacySubtitle => 'Everything stays on this device.';
 
   @override
-  String get resetLocalGarden => 'Reset local garden';
+  String get deleteAllLocalData => 'Delete all local data';
 
   @override
-  String get resetLocalGardenSubtitle => 'Clear intentions, habits, sessions, and notes.';
+  String get deleteAllLocalDataSubtitle => 'Reset Focus Seed on this device.';
 
   @override
-  String get dataImported => 'Data imported';
+  String get todayDataCleared => 'Today\'s data cleared';
 
   @override
-  String get importFailed => 'Import failed';
+  String get localDataCleared => 'Local data deleted';
-
-  @override
-  String get localDataCleared => 'Local data cleared';
 
   @override
   String get journeyTitle => 'Today\'s journey';
@@ -404,7 +409,8 @@ class AppLocalizationsEn extends AppLocalizations {
   String get sevenDayGrowth => '7-day growth';
 
   @override
-  String get sevenDayGrowthSubtitle => 'Small actions become visible over time.';
+  String get sevenDayGrowthSubtitle =>
+      'Small actions become visible over time.';
 
   @override
   String get growthSeed => 'seed';
@@ -430,7 +436,8 @@ class AppLocalizationsEn extends AppLocalizations {
   String get growthSproutSemantic => 'A sprout growing from today\'s intention';
 
   @override
-  String get growthLeavesSemantic => 'A young plant growing with today\'s progress';
+  String get growthLeavesSemantic =>
+      'A young plant growing with today\'s progress';
 
   @override
   String get growthFlowerSemantic => 'A flower marking a complete daily cycle';

lib/src/l10n/generated/app_localizations_zh.dart

@@ -218,9 +218,6 @@ class AppLocalizationsZh extends AppLocalizations {
   @override
   String get deleteHabitBody => '这个习惯的历史完成记录也会删除。';
 
-  @override
-  String get exportJson => '导出 JSON';
-
   @override
   String get close => '关闭';
 
@@ -228,34 +225,32 @@ class AppLocalizationsZh extends AppLocalizations {
   String get copy => '复制';
 
   @override
-  String get exportCopied => '已复制导出内容';
+  String get clearTodayDataTitle => '清理今日数据？';
 
   @override
-  String get importJson => '导入 JSON';
+  String get clearTodayDataBody => '只清除今天的目标、打卡、专注记录和复盘，过去日期的数据会保留。';
 
   @override
-  String get importHint => '粘贴 Focus Seed 的 JSON 导出内容';
+  String get clearAllDataTitle => '删除全部本地数据？';
 
   @override
-  String get import => '导入';
+  String get clearAllDataBody => '会删除本机的目标、习惯、专注记录和复盘，无法撤销。';
-
-  @override
-  String get clearDataTitle => '清除本地数据？';
-
-  @override
-  String get clearDataBody => '会清除本机的目标、习惯、专注记录和复盘。';
 
   @override
   String get clear => '清除';
 
+  @override
+  String get deleteAll => '全部删除';
+
   @override
   String get privacyTitle => '隐私';
 
   @override
-  String get privacyBodyOne => 'Focus Seed 只在本机保存目标、习惯、专注记录、复盘和设置。当前版本没有登录、云同步、广告、分析 SDK 或付费 SDK。';
+  String get privacyBodyOne =>
+      'Focus Seed 只在本机保存目标、习惯、专注记录、复盘和设置。当前版本没有登录、云同步、广告、分析 SDK 或付费 SDK。';
 
   @override
-  String get privacyBodyTwo => '你可以在“我的空间”导出、导入或清除本地数据。';
+  String get privacyBodyTwo => '你可以随时清理今日进度，或删除本机的全部本地数据。';
 
   @override
   String get reflectionEmptyError => '写一句真实的总结。';
@@ -324,31 +319,37 @@ class AppLocalizationsZh extends AppLocalizations {
   String get languageChinese => '中文';
 
   @override
-  String get yourData => '数据';
+  String get localData => '本地数据';
 
   @override
-  String get exportJsonSubtitle => '复制一份本地备份。';
+  String get focusDataLabel => '专注';
 
   @override
-  String get importJsonSubtitle => '恢复之前导出的数据。';
+  String get habitsDataLabel => '习惯';
+
+  @override
+  String get notesDataLabel => '记录';
+
+  @override
+  String get clearToday => '清理今日';
+
+  @override
+  String get clearTodaySubtitle => '只移除今天的进度。';
 
   @override
   String get privacySubtitle => '数据只保存在本机。';
 
   @override
-  String get resetLocalGarden => '清除本地数据';
+  String get deleteAllLocalData => '删除全部本地数据';
 
   @override
-  String get resetLocalGardenSubtitle => '清除目标、习惯、记录和复盘。';
+  String get deleteAllLocalDataSubtitle => '重置这台设备上的 Focus Seed。';
 
   @override
-  String get dataImported => '已导入数据';
+  String get todayDataCleared => '今日数据已清理';
 
   @override
-  String get importFailed => '导入失败';
+  String get localDataCleared => '本地数据已删除';
-
-  @override
-  String get localDataCleared => '本地数据已清除';
 
   @override
   String get journeyTitle => '今日进展';

lib/src/widgets/dialogs.dart

@@ -1,9 +1,6 @@
 import 'package:flutter/material.dart';
-import 'package:flutter/services.dart';
 
-import '../core/json_utils.dart';
 import '../l10n/l10n.dart';
-import '../models/app_state.dart';
 
 Future<void> showHabitDialog(
   BuildContext context,
@@ -123,64 +120,16 @@ Future<void> confirmDeleteHabit(
   );
 }
 
-Future<void> showExportDialog(BuildContext context, AppState state) async {
+Future<void> confirmClearToday(
-  final scaffoldContext = context;
-  final export = prettyJson(state.toJson());
-  await showDialog<void>(
-    context: context,
-    builder:
-        (context) => AlertDialog(
-          title: Text(context.l10n.exportJson),
-          content: SizedBox(
-            width: double.maxFinite,
-            child: SingleChildScrollView(
-              child: SelectableText(
-                export,
-                style: const TextStyle(fontFamily: 'monospace'),
-              ),
-            ),
-          ),
-          actions: [
-            TextButton(
-              onPressed: () => Navigator.pop(context),
-              child: Text(context.l10n.close),
-            ),
-            FilledButton.icon(
-              onPressed: () async {
-                final message = context.l10n.exportCopied;
-                await Clipboard.setData(ClipboardData(text: export));
-                if (context.mounted) {
-                  Navigator.pop(context);
-                  showSnack(scaffoldContext, message);
-                }
-              },
-              icon: const Icon(Icons.copy),
-              label: Text(context.l10n.copy),
-            ),
-          ],
-        ),
-  );
-}
-
-Future<void> showImportDialog(
   BuildContext context,
-  ValueChanged<String> onImport,
+  VoidCallback onConfirm,
 ) async {
-  var value = '';
   await showDialog<void>(
     context: context,
     builder:
         (context) => AlertDialog(
-          title: Text(context.l10n.importJson),
+          title: Text(context.l10n.clearTodayDataTitle),
-          content: TextFormField(
+          content: Text(context.l10n.clearTodayDataBody),
-            minLines: 8,
-            maxLines: 12,
-            onChanged: (nextValue) => value = nextValue,
-            decoration: InputDecoration(
-              border: const OutlineInputBorder(),
-              hintText: context.l10n.importHint,
-            ),
-          ),
           actions: [
             TextButton(
               onPressed: () => Navigator.pop(context),
@@ -188,10 +137,10 @@ Future<void> showImportDialog(
             ),
             FilledButton(
               onPressed: () {
-                onImport(value);
+                onConfirm();
                 Navigator.pop(context);
               },
-              child: Text(context.l10n.import),
+              child: Text(context.l10n.clearToday),
             ),
           ],
         ),
@@ -206,19 +155,23 @@ Future<void> confirmClearData(
     context: context,
     builder:
         (context) => AlertDialog(
-          title: Text(context.l10n.clearDataTitle),
+          title: Text(context.l10n.clearAllDataTitle),
-          content: Text(context.l10n.clearDataBody),
+          content: Text(context.l10n.clearAllDataBody),
           actions: [
             TextButton(
               onPressed: () => Navigator.pop(context),
               child: Text(context.l10n.cancel),
             ),
             FilledButton(
+              style: FilledButton.styleFrom(
+                backgroundColor: Theme.of(context).colorScheme.error,
+                foregroundColor: Theme.of(context).colorScheme.onError,
+              ),
               onPressed: () {
                 onConfirm();
                 Navigator.pop(context);
               },
-              child: Text(context.l10n.clear),
+              child: Text(context.l10n.deleteAll),
             ),
           ],
         ),

test/focus_seed_controller_test.dart

@@ -0,0 +1,80 @@
+import 'package:drift/native.dart';
+import 'package:flutter_test/flutter_test.dart';
+import 'package:focus_seed/src/application/focus_seed_controller.dart';
+import 'package:focus_seed/src/core/date_keys.dart';
+import 'package:focus_seed/src/data/focus_seed_store.dart';
+import 'package:focus_seed/src/data/local/focus_seed_database.dart';
+import 'package:focus_seed/src/models/app_state.dart';
+import 'package:focus_seed/src/models/focus_session.dart';
+import 'package:focus_seed/src/models/habit.dart';
+import 'package:focus_seed/src/models/mood.dart';
+import 'package:focus_seed/src/models/reflection_entry.dart';
+import 'package:shared_preferences/shared_preferences.dart';
+
+void main() {
+  setUp(() {
+    SharedPreferences.setMockInitialValues({});
+  });
+
+  test('clearToday removes only current-day progress', () async {
+    final database = FocusSeedDatabase(NativeDatabase.memory());
+    addTearDown(database.close);
+    final store = FocusSeedStore(database: database);
+    final today = todayKey();
+    final yesterday = dateKey(DateTime.now().subtract(const Duration(days: 1)));
+    final habit = Habit(
+      id: 'habit-1',
+      title: 'Keep scope clear',
+      createdAt: DateTime.now().subtract(const Duration(days: 2)),
+      completedDates: {today, yesterday},
+    );
+    await store.save(
+      AppState(
+        anchor: 'Finish the cleanup',
+        anchorDateKey: today,
+        habits: [habit],
+        sessions: [
+          FocusSession(
+            id: 'session-today',
+            minutes: 25,
+            completedAt: DateTime.now(),
+          ),
+          FocusSession(
+            id: 'session-yesterday',
+            minutes: 15,
+            completedAt: DateTime.now().subtract(const Duration(days: 1)),
+          ),
+        ],
+        reflections: [
+          ReflectionEntry(
+            id: 'reflection-today',
+            dateKey: today,
+            note: 'Today note',
+            mood: Mood.clear,
+            createdAt: DateTime.now(),
+          ),
+          ReflectionEntry(
+            id: 'reflection-yesterday',
+            dateKey: yesterday,
+            note: 'Yesterday note',
+            mood: Mood.calm,
+            createdAt: DateTime.now().subtract(const Duration(days: 1)),
+          ),
+        ],
+      ),
+    );
+    final controller = FocusSeedController(store: store);
+    await controller.load();
+
+    final cleared = await controller.clearToday();
+    final state = controller.state!;
+
+    expect(cleared, isTrue);
+    expect(state.activeAnchor(today), isEmpty);
+    expect(state.habits.single.completedDates, {yesterday});
+    expect(state.sessions.map((session) => session.id), ['session-yesterday']);
+    expect(state.reflections.map((reflection) => reflection.id), [
+      'reflection-yesterday',
+    ]);
+  });
+}

test/widget_test.dart

@@ -49,6 +49,20 @@ void main() {
     expect(find.text('Appearance'), findsOneWidget);
   });
 
+  testWidgets('Me manages local data without JSON tools', (tester) async {
+    await pumpFocusSeedApp(tester, locale: const Locale('en'));
+
+    await tester.tap(find.text('Me'));
+    await tester.pumpAndSettle();
+
+    expect(find.text('Local data'), findsOneWidget);
+    expect(find.text('Clear today'), findsOneWidget);
+    await tester.scrollUntilVisible(find.text('Delete all local data'), 180);
+    expect(find.text('Delete all local data'), findsOneWidget);
+    expect(find.text('Export JSON'), findsNothing);
+    expect(find.text('Import JSON'), findsNothing);
+  });
+
   testWidgets('Today remains usable at narrow width and 200 percent text', (
     tester,
   ) async {