Initial project import
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import 'dart:io';
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import 'package:flutter/material.dart';
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import 'package:go_router/go_router.dart';
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import 'package:miaoji_zhang/shared/api/api_client.dart';
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import 'package:miaoji_zhang/shared/api/auth_api.dart';
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import 'package:miaoji_zhang/shared/theme/app_theme.dart';
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import 'package:miaoji_zhang/shared/services/session_store.dart';
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import 'package:miaoji_zhang/shared/widgets/app_controls.dart';
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import 'package:path_provider/path_provider.dart';
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import 'package:share_plus/share_plus.dart';
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class AccountDataPage extends StatefulWidget {
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const AccountDataPage({super.key});
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@override
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State<AccountDataPage> createState() => _AccountDataPageState();
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}
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class _AccountDataPageState extends State<AccountDataPage> {
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UserProfile? _profile;
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bool _busy = false;
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@override
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void initState() {
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super.initState();
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_cleanupStaleExports();
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_load();
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}
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Future<void> _cleanupStaleExports() async {
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try {
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final directory = await getTemporaryDirectory();
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final cutoff = DateTime.now().subtract(const Duration(hours: 24));
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await for (final entity in directory.list()) {
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if (entity is! File ||
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!entity.path.contains('jizhi-export-') ||
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!entity.path.endsWith('.zip')) {
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continue;
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}
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final modified = await entity.lastModified();
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if (modified.isBefore(cutoff)) await entity.delete();
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}
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} catch (_) {
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// Export cleanup is best-effort and must not block the settings page.
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}
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}
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Future<void> _load() async {
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try {
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final profile = await AuthApi.me();
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if (mounted) setState(() => _profile = profile);
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} catch (error) {
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if (mounted) _showError(error);
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}
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}
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Future<String?> _ask({
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required String title,
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required String label,
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bool obscure = false,
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String? initialValue,
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String? subtitle,
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}) {
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return showJzTextInputSheet(
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context,
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title: title,
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label: label,
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subtitle: subtitle,
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initialValue: initialValue,
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obscureText: obscure,
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maxLength: obscure ? null : 32,
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);
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}
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Future<void> _editNickname() async {
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final nickname = await _ask(
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title: '修改昵称',
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label: '昵称',
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initialValue: _profile?.nickname ?? '',
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);
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if (nickname == null) return;
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try {
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final profile = await AuthApi.updateProfile(nickname);
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if (mounted) setState(() => _profile = profile);
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} catch (error) {
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if (mounted) _showError(error);
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}
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}
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Future<void> _changePassword() async {
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final current = await _ask(title: '验证当前密码', label: '当前密码', obscure: true);
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if (current == null || current.isEmpty) return;
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final next = await _ask(
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title: '设置新密码',
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label: '新密码（至少 6 位）',
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obscure: true,
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);
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if (next == null || next.isEmpty) return;
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try {
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await AuthApi.changePassword(current, next);
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if (mounted) {
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ScaffoldMessenger.of(
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context,
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).showSnackBar(const SnackBar(content: Text('密码已修改，其他设备已退出登录')));
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}
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} catch (error) {
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if (mounted) _showError(error);
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}
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}
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Future<void> _export() async {
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File? temporaryFile;
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setState(() => _busy = true);
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try {
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final bytes = await AuthApi.exportData();
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if (bytes.isEmpty) throw StateError('导出文件为空');
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final directory = await getTemporaryDirectory();
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final name =
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'jizhi-export-' +
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DateTime.now().millisecondsSinceEpoch.toString() +
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'.zip';
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temporaryFile = File(directory.path + Platform.pathSeparator + name);
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await temporaryFile.writeAsBytes(bytes, flush: true);
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await SharePlus.instance.share(
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ShareParams(
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files: [XFile(temporaryFile.path, mimeType: 'application/zip')],
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fileNameOverrides: [name],
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title: '记之数据导出',
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subject: '记之数据导出',
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),
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);
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} catch (error) {
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if (mounted) _showError(error);
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} finally {
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if (temporaryFile != null) {
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try {
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if (await temporaryFile.exists()) await temporaryFile.delete();
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} catch (_) {
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// The operating system can briefly retain a shared file handle.
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}
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}
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if (mounted) setState(() => _busy = false);
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}
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}
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Future<void> _closeAccount() async {
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final understood = await showJzConfirmSheet(
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context,
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title: '申请注销账号',
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message:
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'提交后会退出所有设备，并进入 15 天后悔期。期间使用正确账号密码登录会自动取消注销；到期后账本、账单、预算和聊天记录将永久删除。',
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confirmLabel: '我已了解',
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destructive: true,
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content: Container(
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width: double.infinity,
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padding: const EdgeInsets.all(12),
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decoration: BoxDecoration(
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color: context.jz.warningBackground,
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borderRadius: BorderRadius.circular(12),
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),
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child: Text(
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'建议先导出数据。后悔期结束后，数据无法恢复。',
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style: TextStyle(
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fontSize: 11.5,
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color: context.jz.text2,
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height: 1.5,
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),
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),
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),
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);
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if (!understood || !mounted) return;
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final password = await _ask(
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title: '验证身份',
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label: '输入登录密码',
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obscure: true,
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subtitle: '这是第二次确认，用于验证账号所有权',
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);
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if (password == null || password.isEmpty || !mounted) return;
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final confirmation = await _ask(
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title: '最后确认',
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label: '输入“注销账号”',
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subtitle: '提交后立即退出，15 天内重新登录可恢复账号',
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);
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if (confirmation == null) return;
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if (confirmation.trim() != '注销账号') {
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ScaffoldMessenger.of(
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context,
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).showSnackBar(const SnackBar(content: Text('请输入完整的“注销账号”')));
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return;
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}
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setState(() => _busy = true);
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try {
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final scheduledAt = await AuthApi.requestAccountClosure(
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password,
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confirmation,
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);
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if (!mounted) return;
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final notice =
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'注销申请已提交，将于 ' +
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scheduledAt.month.toString() +
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'月' +
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scheduledAt.day.toString() +
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'日永久删除';
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context.go(
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Uri(path: '/login', queryParameters: {'notice': notice}).toString(),
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);
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} catch (error) {
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if (mounted) _showError(error);
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} finally {
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if (mounted) setState(() => _busy = false);
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}
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}
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void _showError(Object error) {
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ScaffoldMessenger.of(
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context,
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).showSnackBar(SnackBar(content: Text(apiErrorMessage(error))));
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}
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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appBar: AppBar(title: Text('账号与数据')),
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body: ListView(
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padding: const EdgeInsets.all(16),
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children: [
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Card(
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child: Column(
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children: [
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ListTile(
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title: Text('昵称'),
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subtitle: Text(_profile?.nickname ?? '未设置'),
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trailing: Icon(Icons.chevron_right_rounded),
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onTap: _editNickname,
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),
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if (!SessionStore.instance.isGuest) ...[
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Divider(height: 1),
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ListTile(
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title: Text('修改密码'),
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trailing: Icon(Icons.chevron_right_rounded),
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onTap: _changePassword,
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),
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],
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],
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),
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),
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SizedBox(height: 12),
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Card(
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child: ListTile(
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leading: Icon(Icons.archive_outlined, color: AppTheme.primary),
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title: Text('导出全部数据'),
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subtitle: Text('ZIP 包含交易/预算 CSV 和完整 JSON，不含密码与密钥'),
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trailing: _busy
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? SizedBox(
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width: 18,
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height: 18,
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child: CircularProgressIndicator(strokeWidth: 2),
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)
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: Icon(Icons.ios_share_rounded),
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onTap: _busy ? null : _export,
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),
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),
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SizedBox(height: 12),
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Card(
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child: Column(
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children: [
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_legalTile('用户协议', 'terms'),
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Divider(height: 1),
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_legalTile('隐私政策', 'privacy'),
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Divider(height: 1),
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_legalTile('权限用途说明', 'permissions'),
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Divider(height: 1),
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_legalTile('第三方 SDK 清单', 'sdk'),
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],
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),
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),
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SizedBox(height: 12),
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if (!SessionStore.instance.isGuest)
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Card(
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child: ListTile(
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leading: Icon(Icons.person_off_outlined, color: AppTheme.red),
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title: Text('注销账号', style: TextStyle(color: AppTheme.red)),
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subtitle: Text('15 天后永久删除，可在后悔期内登录恢复'),
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trailing: Icon(
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Icons.chevron_right_rounded,
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color: AppTheme.red,
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),
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onTap: _busy ? null : _closeAccount,
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),
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),
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],
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),
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);
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}
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Widget _legalTile(String title, String kind) => ListTile(
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leading: Icon(Icons.verified_user_outlined, color: AppTheme.primary),
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title: Text(title),
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trailing: Icon(Icons.chevron_right_rounded),
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onTap: () => context.push('/legal/' + kind),
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);
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}
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