260 lines
9.7 KiB
Dart
260 lines
9.7 KiB
Dart
import 'package:flutter/material.dart';
|
||
import 'package:lucide_icons/lucide_icons.dart';
|
||
import '../../services/backup_service.dart';
|
||
|
||
class BackupSettingsSection extends StatefulWidget {
|
||
final String title;
|
||
|
||
const BackupSettingsSection({
|
||
super.key,
|
||
this.title = 'バックアップ・復元',
|
||
});
|
||
|
||
@override
|
||
State<BackupSettingsSection> createState() => _BackupSettingsSectionState();
|
||
}
|
||
|
||
enum _BackupState { idle, signingIn, signingOut, backingUp, restoring }
|
||
|
||
class _BackupSettingsSectionState extends State<BackupSettingsSection> {
|
||
final BackupService _backupService = BackupService();
|
||
_BackupState _state = _BackupState.idle;
|
||
|
||
@override
|
||
void initState() {
|
||
super.initState();
|
||
_initBackupService();
|
||
}
|
||
|
||
Future<void> _initBackupService() async {
|
||
await _backupService.init();
|
||
if (mounted) {
|
||
setState(() {});
|
||
}
|
||
}
|
||
|
||
Future<void> _signIn() async {
|
||
setState(() => _state = _BackupState.signingIn);
|
||
final account = await _backupService.signIn();
|
||
if (mounted) {
|
||
setState(() => _state = _BackupState.idle);
|
||
if (account != null) {
|
||
ScaffoldMessenger.of(context).showSnackBar(
|
||
SnackBar(content: Text('${account.email} で連携しました')),
|
||
);
|
||
} else {
|
||
ScaffoldMessenger.of(context).showSnackBar(
|
||
const SnackBar(content: Text('連携がキャンセルされました')),
|
||
);
|
||
}
|
||
}
|
||
}
|
||
|
||
Future<void> _signOut() async {
|
||
final confirmed = await showDialog<bool>(
|
||
context: context,
|
||
builder: (context) => AlertDialog(
|
||
title: const Text('連携解除'),
|
||
content: const Text('Googleアカウントとの連携を解除しますか？'),
|
||
actions: [
|
||
TextButton(
|
||
onPressed: () => Navigator.pop(context, false),
|
||
child: const Text('キャンセル'),
|
||
),
|
||
ElevatedButton(
|
||
onPressed: () => Navigator.pop(context, true),
|
||
child: const Text('解除'),
|
||
),
|
||
],
|
||
),
|
||
);
|
||
|
||
if (confirmed == true) {
|
||
setState(() => _state = _BackupState.signingOut);
|
||
await _backupService.signOut();
|
||
if (mounted) {
|
||
setState(() => _state = _BackupState.idle);
|
||
ScaffoldMessenger.of(context).showSnackBar(
|
||
const SnackBar(content: Text('連携を解除しました')),
|
||
);
|
||
}
|
||
}
|
||
}
|
||
|
||
Future<void> _createBackup() async {
|
||
setState(() => _state = _BackupState.backingUp);
|
||
final success = await _backupService.createBackup();
|
||
if (mounted) {
|
||
setState(() => _state = _BackupState.idle);
|
||
ScaffoldMessenger.of(context).showSnackBar(
|
||
SnackBar(
|
||
content: Text(success ? 'バックアップが完了しました' : 'バックアップに失敗しました'),
|
||
backgroundColor: success ? Colors.green : Colors.red,
|
||
),
|
||
);
|
||
}
|
||
}
|
||
|
||
Future<void> _restoreBackup() async {
|
||
final hasBackup = await _backupService.hasBackupOnDrive();
|
||
if (!hasBackup && mounted) {
|
||
ScaffoldMessenger.of(context).showSnackBar(
|
||
const SnackBar(content: Text('バックアップファイルが見つかりません')),
|
||
);
|
||
return;
|
||
}
|
||
|
||
final confirmed = await showDialog<bool>(
|
||
context: context,
|
||
builder: (context) => AlertDialog(
|
||
title: Row(
|
||
children: [
|
||
Icon(LucideIcons.alertTriangle, color: Colors.orange, size: 24),
|
||
const SizedBox(width: 8),
|
||
const Text('データ復元'),
|
||
],
|
||
),
|
||
content: const Text('現在のデータは上書きされます。\n削除されたデータは元に戻りません。\n\n本当に続行しますか？'),
|
||
actions: [
|
||
TextButton(
|
||
onPressed: () => Navigator.pop(context, false),
|
||
child: const Text('キャンセル'),
|
||
),
|
||
ElevatedButton(
|
||
onPressed: () => Navigator.pop(context, true),
|
||
style: ElevatedButton.styleFrom(
|
||
backgroundColor: Theme.of(context).primaryColor,
|
||
foregroundColor: Colors.white,
|
||
),
|
||
child: const Text('復元'),
|
||
),
|
||
],
|
||
),
|
||
);
|
||
|
||
if (confirmed == true) {
|
||
setState(() => _state = _BackupState.restoring);
|
||
final success = await _backupService.restoreBackup();
|
||
if (mounted) {
|
||
setState(() => _state = _BackupState.idle);
|
||
ScaffoldMessenger.of(context).showSnackBar(
|
||
SnackBar(
|
||
content: Text(success ? '復元が完了しました' : '復元に失敗しました'),
|
||
backgroundColor: success ? Colors.green : Colors.red,
|
||
),
|
||
);
|
||
}
|
||
}
|
||
}
|
||
|
||
@override
|
||
Widget build(BuildContext context) {
|
||
final currentUser = _backupService.currentUser;
|
||
final isDark = Theme.of(context).brightness == Brightness.dark;
|
||
final isAnyProcessing = _state != _BackupState.idle;
|
||
|
||
return Column(
|
||
children: [
|
||
_buildSectionHeader(context, widget.title, LucideIcons.cloud),
|
||
|
||
// Wi-Fi推奨の注意書き (v1.2)
|
||
Container(
|
||
margin: const EdgeInsets.only(bottom: 12),
|
||
padding: const EdgeInsets.all(12),
|
||
decoration: BoxDecoration(
|
||
color: Colors.blue.withValues(alpha: 0.1),
|
||
borderRadius: BorderRadius.circular(8),
|
||
border: Border.all(color: Colors.blue.withValues(alpha: 0.3)),
|
||
),
|
||
child: Row(
|
||
crossAxisAlignment: CrossAxisAlignment.start,
|
||
children: [
|
||
Icon(LucideIcons.wifi, color: Colors.blue, size: 20),
|
||
const SizedBox(width: 12),
|
||
Expanded(
|
||
child: Text(
|
||
'バックアップやデータ復元はWi-Fi環境下を推奨します\nデータ量が数100MB～1GB以上になる可能性があります',
|
||
style: TextStyle(
|
||
fontSize: 12,
|
||
color: isDark ? Colors.blue[300] : Colors.blue[900],
|
||
),
|
||
),
|
||
),
|
||
],
|
||
),
|
||
),
|
||
|
||
Card(
|
||
color: isDark ? const Color(0xFF1E1E1E) : null,
|
||
child: Column(
|
||
children: [
|
||
// Google Sign In Status
|
||
ListTile(
|
||
leading: Icon(
|
||
currentUser != null ? LucideIcons.checkCircle2 : LucideIcons.user,
|
||
color: currentUser != null ? Colors.green : (isDark ? Colors.orange[300] : Theme.of(context).primaryColor),
|
||
),
|
||
title: Text(currentUser == null ? 'Googleアカウント連携' : currentUser.email),
|
||
subtitle: Text(currentUser == null ? 'バックアップを利用するには連携が必要です' : '安全にログアウトできます'),
|
||
trailing: (_state == _BackupState.signingIn || _state == _BackupState.signingOut)
|
||
? const SizedBox(width: 24, height: 24, child: CircularProgressIndicator(strokeWidth: 2))
|
||
: ElevatedButton(
|
||
style: ElevatedButton.styleFrom(
|
||
backgroundColor: currentUser == null ? Theme.of(context).primaryColor : Colors.grey[700],
|
||
foregroundColor: Colors.white,
|
||
padding: const EdgeInsets.symmetric(horizontal: 16),
|
||
),
|
||
onPressed: isAnyProcessing ? null : (currentUser == null ? _signIn : _signOut),
|
||
child: Text(currentUser == null ? '連携' : '解除'),
|
||
),
|
||
),
|
||
if (currentUser != null) ...[
|
||
const Divider(height: 1),
|
||
ListTile(
|
||
leading: Icon(LucideIcons.uploadCloud, color: isDark ? Colors.blue[300] : Colors.blue),
|
||
title: const Text('バックアップ'),
|
||
subtitle: const Text('Google Driveに最新データのみ保存（過去分は上書き）'),
|
||
trailing: _state == _BackupState.backingUp
|
||
? const SizedBox(width: 24, height: 24, child: CircularProgressIndicator(strokeWidth: 2))
|
||
: null,
|
||
onTap: isAnyProcessing ? null : _createBackup,
|
||
),
|
||
const Divider(height: 1),
|
||
ListTile(
|
||
leading: Icon(LucideIcons.downloadCloud, color: isDark ? Colors.red[300] : Colors.red),
|
||
title: const Text('データ復元'),
|
||
subtitle: const Text('Google Driveからデータを読み込み（上書き）'),
|
||
trailing: _state == _BackupState.restoring
|
||
? const SizedBox(width: 24, height: 24, child: CircularProgressIndicator(strokeWidth: 2))
|
||
: null,
|
||
onTap: isAnyProcessing ? null : _restoreBackup,
|
||
),
|
||
],
|
||
],
|
||
),
|
||
),
|
||
],
|
||
);
|
||
}
|
||
|
||
Widget _buildSectionHeader(BuildContext context, String title, IconData icon) {
|
||
final isDark = Theme.of(context).brightness == Brightness.dark;
|
||
return Padding(
|
||
padding: const EdgeInsets.symmetric(vertical: 8, horizontal: 4),
|
||
child: Row(
|
||
children: [
|
||
Icon(icon, size: 20, color: isDark ? Colors.orange[300] : Theme.of(context).primaryColor),
|
||
const SizedBox(width: 8),
|
||
Text(
|
||
title,
|
||
style: Theme.of(context).textTheme.titleMedium?.copyWith(
|
||
fontWeight: FontWeight.bold,
|
||
color: isDark ? Colors.grey[300] : Theme.of(context).primaryColor,
|
||
),
|
||
),
|
||
],
|
||
),
|
||
);
|
||
}
|
||
}
|