feat(mobile-app): 添加后台定时检测未签署合同和KYC需求
- 添加 60-180 秒随机间隔的后台定时器 - 检测已KYC但未签署合同的用户，强制跳转签署页面 - 检测已付款但未完成KYC的用户，强制跳转实名认证页面 - 使用 PopScope 替代已弃用的 WillPopScope - 防止重复弹窗的状态管理 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
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@ -1,9 +1,9 @@
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import 'dart:async';
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import 'dart:math';
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import 'package:flutter/material.dart';
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import 'package:flutter_riverpod/flutter_riverpod.dart';
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import 'package:go_router/go_router.dart';
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import '../../../../core/theme/app_colors.dart';
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import '../../../../core/theme/app_dimensions.dart';
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import '../../../../core/di/injection_container.dart';
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import '../../../../core/services/contract_check_service.dart';
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import '../../../../routes/route_paths.dart';
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@ -27,6 +27,12 @@ class _HomeShellPageState extends ConsumerState<HomeShellPage>
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/// 是否已检查过合同（防止重复检查）
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static bool _hasCheckedContracts = false;
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/// 后台合同检查定时器
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Timer? _contractCheckTimer;
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/// 是否正在显示弹窗（防止重复弹窗）
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bool _isShowingDialog = false;
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@override
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void initState() {
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super.initState();
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@ -35,12 +41,15 @@ class _HomeShellPageState extends ConsumerState<HomeShellPage>
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WidgetsBinding.instance.addPostFrameCallback((_) {
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_checkForUpdateIfNeeded();
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_checkContractsAndKyc();
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// 启动后台定时检查
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_startBackgroundContractCheck();
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});
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}
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@override
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void dispose() {
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WidgetsBinding.instance.removeObserver(this);
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_contractCheckTimer?.cancel();
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super.dispose();
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}
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@ -49,6 +58,11 @@ class _HomeShellPageState extends ConsumerState<HomeShellPage>
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// 从后台恢复时检查更新
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if (state == AppLifecycleState.resumed) {
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_checkForUpdateIfNeeded();
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// 从后台恢复时也触发一次检查
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_scheduleNextContractCheck();
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} else if (state == AppLifecycleState.paused) {
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// 进入后台时取消定时器
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_contractCheckTimer?.cancel();
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}
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}
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@ -64,6 +78,57 @@ class _HomeShellPageState extends ConsumerState<HomeShellPage>
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}
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}
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/// 启动后台合同检查定时器
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void _startBackgroundContractCheck() {
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_scheduleNextContractCheck();
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}
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/// 安排下一次合同检查（随机 60-180 秒）
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void _scheduleNextContractCheck() {
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_contractCheckTimer?.cancel();
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// 随机 60-180 秒（1-3分钟）
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final randomSeconds = 60 + Random().nextInt(121); // 60 + 0~120 = 60~180
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debugPrint('[HomeShellPage] 下次合同检查将在 $randomSeconds 秒后执行');
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_contractCheckTimer = Timer(Duration(seconds: randomSeconds), () async {
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await _performBackgroundContractCheck();
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// 检查完成后安排下一次检查
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if (mounted) {
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_scheduleNextContractCheck();
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}
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});
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}
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/// 执行后台综合检查（合同 + KYC）
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Future<void> _performBackgroundContractCheck() async {
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if (!mounted || _isShowingDialog) return;
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try {
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debugPrint('[HomeShellPage] 执行后台综合检查...');
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final contractCheckService = ref.read(contractCheckServiceProvider);
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final result = await contractCheckService.checkAll();
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if (!mounted || _isShowingDialog) return;
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// 1. 优先处理待签署合同
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if (result.hasPendingContracts) {
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debugPrint('[HomeShellPage] 后台检测到待签署合同，显示弹窗');
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await _showContractRequiredDialog();
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return;
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}
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// 2. 处理需要 KYC 的情况
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if (result.requiresKyc) {
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debugPrint('[HomeShellPage] 后台检测到需要KYC，显示弹窗');
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await _showKycRequiredDialog(result);
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}
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} catch (e) {
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debugPrint('[HomeShellPage] 后台综合检查失败: $e');
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}
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}
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/// 综合检查：待签署合同和 KYC 需求
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Future<void> _checkContractsAndKyc() async {
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// 每次会话只检查一次
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@ -94,16 +159,67 @@ class _HomeShellPageState extends ConsumerState<HomeShellPage>
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}
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}
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/// 显示合同签署必需弹窗（后台检测触发）
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Future<void> _showContractRequiredDialog() async {
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if (_isShowingDialog) return;
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_isShowingDialog = true;
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const message =
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'系统检测到您已认种了榴莲树，但尚未按国家法规签署合规的认种合同。请先完成合同签署，才能继续使用APP。';
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await showDialog(
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context: context,
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barrierDismissible: false, // 不允许点击外部关闭
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builder: (context) => PopScope(
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canPop: false, // 不允许返回键关闭
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child: AlertDialog(
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title: Row(
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children: [
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Icon(Icons.description_outlined, color: Colors.orange[700], size: 28),
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const SizedBox(width: 8),
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const Text('需要签署合同'),
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],
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),
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content: const Text(
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message,
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style: TextStyle(fontSize: 15, height: 1.5),
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),
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actions: [
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ElevatedButton(
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onPressed: () {
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Navigator.of(context).pop();
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_isShowingDialog = false;
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// 跳转到待签署合同列表页面
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context.push(RoutePaths.pendingContracts, extra: true);
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},
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style: ElevatedButton.styleFrom(
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backgroundColor: AppColors.primary,
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foregroundColor: Colors.white,
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minimumSize: const Size(double.infinity, 48),
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),
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child: const Text('立即签署', style: TextStyle(fontSize: 16)),
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),
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],
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),
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),
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);
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_isShowingDialog = false;
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}
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/// 显示 KYC 必需弹窗
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Future<void> _showKycRequiredDialog(ContractCheckResult result) async {
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if (_isShowingDialog) return;
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_isShowingDialog = true;
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final message = result.kycMessage ??
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'系统检测到您已认种了榴莲树，但尚未按国家法规完成实名认证，无法签署合同。请先完成实名认证后才能继续使用APP。';
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await showDialog(
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context: context,
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barrierDismissible: false, // 不允许点击外部关闭
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builder: (context) => WillPopScope(
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onWillPop: () async => false, // 不允许返回键关闭
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builder: (context) => PopScope(
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canPop: false, // 不允许返回键关闭
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child: AlertDialog(
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title: Row(
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children: [
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@ -125,7 +241,7 @@ class _HomeShellPageState extends ConsumerState<HomeShellPage>
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Container(
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padding: const EdgeInsets.all(12),
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decoration: BoxDecoration(
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color: Colors.orange.withOpacity(0.1),
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color: Colors.orange.withValues(alpha: 0.1),
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borderRadius: BorderRadius.circular(8),
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),
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child: Row(
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@ -151,6 +267,7 @@ class _HomeShellPageState extends ConsumerState<HomeShellPage>
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ElevatedButton(
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onPressed: () {
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Navigator.of(context).pop();
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_isShowingDialog = false;
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// 跳转到 KYC 入口页面
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context.push(RoutePaths.kycEntry);
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},
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@ -165,6 +282,8 @@ class _HomeShellPageState extends ConsumerState<HomeShellPage>
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),
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),
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);
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_isShowingDialog = false;
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}
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/// 重置合同检查状态（用于用户切换账号时）
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