1006 lines
37 KiB
Dart
1006 lines
37 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:flutter/foundation.dart';
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import 'package:flutter_riverpod/flutter_riverpod.dart';
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import '../../models/cluster.dart';
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import '../../models/group.dart' as group_models;
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import '../../providers/api_provider.dart';
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import '../../services/api_service.dart';
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import '../../services/capsule_security_service.dart';
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import '../../theme/tokens.dart';
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import '../../theme/app_theme.dart';
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import 'group_screen.dart';
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import '../../widgets/skeleton_loader.dart';
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import '../../widgets/group_card.dart';
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import '../../widgets/group_creation_modal.dart';
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/// ClustersScreen — Discovery-first groups page.
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/// Shows "Your Groups" at top, then "Discover Communities" with category filtering.
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class ClustersScreen extends ConsumerStatefulWidget {
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const ClustersScreen({super.key});
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@override
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ConsumerState<ClustersScreen> createState() => _ClustersScreenState();
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}
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class _ClustersScreenState extends ConsumerState<ClustersScreen>
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with SingleTickerProviderStateMixin {
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late TabController _tabController;
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bool _isLoading = true;
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bool _isDiscoverLoading = false;
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List<Cluster> _myGroups = [];
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List<Cluster> _myCapsules = [];
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List<Map<String, dynamic>> _discoverGroups = [];
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Map<String, String> _encryptedKeys = {};
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String _selectedCategory = 'all';
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// Groups system state
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List<group_models.Group> _myUserGroups = [];
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List<group_models.SuggestedGroup> _suggestedGroups = [];
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bool _isGroupsLoading = false;
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bool _isSuggestedLoading = false;
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static const _categories = [
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('all', 'All', Icons.grid_view),
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('general', 'General', Icons.chat_bubble_outline),
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('hobby', 'Hobby', Icons.palette),
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('sports', 'Sports', Icons.sports),
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('professional', 'Professional', Icons.business_center),
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('local_business', 'Local', Icons.storefront),
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('support', 'Support', Icons.favorite),
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('education', 'Education', Icons.school),
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];
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@override
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void initState() {
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super.initState();
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_tabController = TabController(length: 2, vsync: this);
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_loadAll();
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}
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@override
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void dispose() {
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_tabController.dispose();
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super.dispose();
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}
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Future<void> _loadAll() async {
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setState(() => _isLoading = true);
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await Future.wait([
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_loadMyGroups(),
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_loadDiscover(),
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_loadUserGroups(),
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_loadSuggestedGroups(),
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]);
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if (mounted) setState(() => _isLoading = false);
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}
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Future<void> _loadMyGroups() async {
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try {
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final groups = await ApiService.instance.fetchMyGroups();
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final allClusters = groups.map((g) => Cluster.fromJson(g)).toList();
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if (mounted) {
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setState(() {
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_myGroups = allClusters.where((c) => !c.isCapsule).toList();
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_myCapsules = allClusters.where((c) => c.isCapsule).toList();
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_encryptedKeys = {
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for (final g in groups)
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if ((g['encrypted_group_key'] as String?)?.isNotEmpty == true)
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g['id'] as String: g['encrypted_group_key'] as String,
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};
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});
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}
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} catch (e) {
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if (kDebugMode) print('[Clusters] Load error: $e');
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}
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}
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Future<void> _loadDiscover() async {
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setState(() => _isDiscoverLoading = true);
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try {
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final groups = await ApiService.instance.discoverGroups(
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category: _selectedCategory == 'all' ? null : _selectedCategory,
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);
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if (mounted) setState(() => _discoverGroups = groups);
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} catch (e) {
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if (kDebugMode) print('[Clusters] Discover error: $e');
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}
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if (mounted) setState(() => _isDiscoverLoading = false);
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}
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Future<void> _joinGroup(String groupId) async {
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try {
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await ApiService.instance.joinGroup(groupId);
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if (mounted) {
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ScaffoldMessenger.of(context).showSnackBar(
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const SnackBar(content: Text('Joined group!'), backgroundColor: Color(0xFF4CAF50)),
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);
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}
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await _loadAll();
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} catch (e) {
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if (mounted) {
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ScaffoldMessenger.of(context).showSnackBar(
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SnackBar(content: Text('$e'), backgroundColor: Colors.red),
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);
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}
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}
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}
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void _navigateToCluster(Cluster cluster) {
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Navigator.of(context).push(MaterialPageRoute(
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builder: (_) => GroupScreen(
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group: cluster,
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encryptedGroupKey: _encryptedKeys[cluster.id],
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),
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));
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}
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// Groups system methods
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Future<void> _loadUserGroups() async {
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setState(() => _isGroupsLoading = true);
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try {
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final api = ref.read(apiServiceProvider);
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final groups = await api.getMyGroups();
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if (mounted) setState(() => _myUserGroups = groups);
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} catch (e) {
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if (kDebugMode) print('[Groups] Load user groups error: $e');
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}
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if (mounted) setState(() => _isGroupsLoading = false);
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}
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Future<void> _loadSuggestedGroups() async {
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setState(() => _isSuggestedLoading = true);
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try {
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final api = ref.read(apiServiceProvider);
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final suggestions = await api.getSuggestedGroups();
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if (mounted) setState(() => _suggestedGroups = suggestions);
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} catch (e) {
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if (kDebugMode) print('[Groups] Load suggestions error: $e');
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}
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if (mounted) setState(() => _isSuggestedLoading = false);
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}
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void _navigateToGroup(group_models.Group group) {
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// TODO: Navigate to group detail screen
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if (kDebugMode) print('Navigate to group: ${group.name}');
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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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backgroundColor: AppTheme.scaffoldBg,
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appBar: AppBar(
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title: const Text('Communities', style: TextStyle(fontWeight: FontWeight.w800)),
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backgroundColor: AppTheme.scaffoldBg,
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surfaceTintColor: SojornColors.transparent,
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bottom: TabBar(
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controller: _tabController,
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indicatorColor: AppTheme.navyBlue,
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labelColor: AppTheme.navyBlue,
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unselectedLabelColor: SojornColors.textDisabled,
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tabs: const [
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Tab(text: 'Groups'),
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Tab(text: 'Encrypted'),
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],
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),
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actions: [
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IconButton(
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icon: const Icon(Icons.add),
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onPressed: () => _showCreateSheet(context),
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tooltip: 'Create Group',
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),
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],
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),
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body: TabBarView(
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controller: _tabController,
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children: [
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_buildGroupsTab(),
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_buildCapsuleTab(),
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],
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),
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);
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}
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// ── Groups Tab (Your Groups + Discover) ──────────────────────────────
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Widget _buildGroupsTab() {
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if (_isLoading) return const SingleChildScrollView(child: SkeletonGroupList(count: 6));
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return RefreshIndicator(
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onRefresh: _loadAll,
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child: ListView(
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padding: const EdgeInsets.symmetric(horizontal: 14, vertical: 10),
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children: [
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// ── Your Groups ──
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if (_myUserGroups.isNotEmpty) ...[
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_SectionHeader(title: 'Your Groups', count: _myUserGroups.length),
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const SizedBox(height: 8),
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SizedBox(
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height: 180,
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child: ListView.separated(
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scrollDirection: Axis.horizontal,
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itemCount: _myUserGroups.length,
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separatorBuilder: (_, __) => const SizedBox(width: 12),
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itemBuilder: (_, i) {
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final group = _myUserGroups[i];
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return CompactGroupCard(
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group: group,
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onTap: () => _navigateToGroup(group),
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);
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},
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),
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),
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const SizedBox(height: 20),
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],
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// ── Discover Communities ──
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_SectionHeader(title: 'Discover Communities'),
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const SizedBox(height: 10),
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// Category chips (horizontal scroll)
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SizedBox(
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height: 36,
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child: ListView.separated(
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scrollDirection: Axis.horizontal,
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itemCount: _categories.length,
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separatorBuilder: (_, __) => const SizedBox(width: 8),
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itemBuilder: (_, i) {
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final (value, label, icon) = _categories[i];
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final selected = _selectedCategory == value;
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return FilterChip(
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label: Row(
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mainAxisSize: MainAxisSize.min,
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children: [
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Icon(icon, size: 14, color: selected ? Colors.white : AppTheme.navyBlue),
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const SizedBox(width: 5),
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Text(label, style: TextStyle(
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fontSize: 12, fontWeight: FontWeight.w600,
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color: selected ? Colors.white : AppTheme.navyBlue,
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)),
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],
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),
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selected: selected,
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onSelected: (_) {
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setState(() => _selectedCategory = value);
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_loadSuggestedGroups();
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},
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selectedColor: AppTheme.navyBlue,
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backgroundColor: AppTheme.navyBlue.withValues(alpha: 0.06),
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side: BorderSide(color: selected ? AppTheme.navyBlue : AppTheme.navyBlue.withValues(alpha: 0.15)),
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shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(20)),
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showCheckmark: false,
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padding: const EdgeInsets.symmetric(horizontal: 6, vertical: 0),
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materialTapTargetSize: MaterialTapTargetSize.shrinkWrap,
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visualDensity: VisualDensity.compact,
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);
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},
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),
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),
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const SizedBox(height: 12),
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// Discover results
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if (_isSuggestedLoading)
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const SkeletonGroupList(count: 4)
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else if (_suggestedGroups.isEmpty)
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_EmptyDiscoverState(
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onCreateGroup: () => _showCreateSheet(context),
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)
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else
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Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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const SizedBox(height: 8),
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..._suggestedGroups.map((suggested) {
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return GroupCard(
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group: suggested.group,
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onTap: () => _navigateToGroup(suggested.group),
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showReason: true,
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reason: suggested.reason,
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);
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}),
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const SizedBox(height: 20),
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],
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),
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// Create group CTA at bottom
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const SizedBox(height: 16),
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Center(
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child: TextButton.icon(
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onPressed: () => _showCreateSheet(context),
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icon: Icon(Icons.add_circle_outline, size: 18, color: AppTheme.navyBlue),
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label: Text('Create a Group', style: TextStyle(
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color: AppTheme.navyBlue, fontWeight: FontWeight.w600,
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)),
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),
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),
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const SizedBox(height: 32),
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],
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),
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);
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}
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// ── Capsules Tab ─────────────────────────────────────────────────────
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Widget _buildCapsuleTab() {
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if (_isLoading) return const SingleChildScrollView(child: SkeletonGroupList(count: 4));
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if (_myCapsules.isEmpty) return _EmptyState(
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icon: Icons.lock,
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title: 'No Capsules Yet',
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subtitle: 'Create an encrypted capsule or join one via invite code.',
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actionLabel: 'Create Capsule',
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onAction: () => _showCreateSheet(context, capsule: true),
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);
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return RefreshIndicator(
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onRefresh: _loadAll,
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child: ListView.builder(
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padding: const EdgeInsets.all(12),
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itemCount: _myCapsules.length,
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itemBuilder: (_, i) => _CapsuleCard(
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capsule: _myCapsules[i],
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onTap: () => _navigateToCluster(_myCapsules[i]),
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),
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),
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);
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}
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void _showCreateSheet(BuildContext context, {bool capsule = false}) {
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if (capsule) {
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// Keep existing capsule creation
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showModalBottomSheet(
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context: context,
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backgroundColor: AppTheme.cardSurface,
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isScrollControlled: true,
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builder: (ctx) => _CreateCapsuleForm(onCreated: () { Navigator.pop(ctx); _loadAll(); }),
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);
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} else {
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// Use new GroupCreationModal
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showDialog(
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context: context,
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builder: (ctx) => GroupCreationModal(),
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).then((_) {
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// Refresh data after modal is closed
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_loadAll();
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});
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}
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}
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}
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// ── Section Header ────────────────────────────────────────────────────────
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class _SectionHeader extends StatelessWidget {
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final String title;
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final int? count;
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const _SectionHeader({required this.title, this.count});
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@override
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Widget build(BuildContext context) {
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return Row(
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children: [
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Text(title, style: TextStyle(
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fontSize: 16, fontWeight: FontWeight.w700, color: AppTheme.navyBlue,
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)),
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if (count != null) ...[
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const SizedBox(width: 6),
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Container(
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padding: const EdgeInsets.symmetric(horizontal: 7, vertical: 1),
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decoration: BoxDecoration(
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color: AppTheme.navyBlue.withValues(alpha: 0.1),
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borderRadius: BorderRadius.circular(10),
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),
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child: Text('$count', style: TextStyle(
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fontSize: 11, fontWeight: FontWeight.w700, color: AppTheme.navyBlue,
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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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}
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// ── Empty Discover State ──────────────────────────────────────────────────
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class _EmptyDiscoverState extends StatelessWidget {
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final VoidCallback onCreateGroup;
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const _EmptyDiscoverState({required this.onCreateGroup});
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@override
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Widget build(BuildContext context) {
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return Padding(
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padding: const EdgeInsets.symmetric(vertical: 32),
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child: Column(
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children: [
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Icon(Icons.explore_outlined, size: 48, color: AppTheme.navyBlue.withValues(alpha: 0.2)),
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const SizedBox(height: 12),
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Text('No groups found in this category', style: TextStyle(
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fontSize: 14, fontWeight: FontWeight.w600,
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color: AppTheme.navyBlue.withValues(alpha: 0.5),
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)),
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const SizedBox(height: 4),
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Text('Be the first to create one!', style: TextStyle(
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fontSize: 12, color: AppTheme.navyBlue.withValues(alpha: 0.35),
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)),
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const SizedBox(height: 16),
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OutlinedButton.icon(
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onPressed: onCreateGroup,
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icon: const Icon(Icons.add, size: 16),
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label: const Text('Create Group'),
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style: OutlinedButton.styleFrom(
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side: BorderSide(color: AppTheme.navyBlue.withValues(alpha: 0.3)),
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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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}
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// ── Empty State (for capsules) ────────────────────────────────────────────
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class _EmptyState extends StatelessWidget {
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final IconData icon;
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final String title;
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final String subtitle;
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final String actionLabel;
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final VoidCallback onAction;
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const _EmptyState({
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required this.icon,
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required this.title,
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required this.subtitle,
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required this.actionLabel,
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required this.onAction,
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});
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@override
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Widget build(BuildContext context) {
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return Center(
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child: Padding(
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padding: const EdgeInsets.all(32),
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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Icon(icon, size: 56, color: AppTheme.navyBlue.withValues(alpha: 0.2)),
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const SizedBox(height: 16),
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Text(title, style: TextStyle(
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fontSize: 18, fontWeight: FontWeight.w700,
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color: AppTheme.navyBlue.withValues(alpha: 0.6),
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)),
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const SizedBox(height: 8),
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Text(subtitle, style: TextStyle(
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fontSize: 13, color: AppTheme.navyBlue.withValues(alpha: 0.4),
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), textAlign: TextAlign.center),
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const SizedBox(height: 24),
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OutlinedButton(
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onPressed: onAction,
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style: OutlinedButton.styleFrom(
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side: BorderSide(color: AppTheme.navyBlue.withValues(alpha: 0.3)),
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),
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child: Text(actionLabel),
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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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}
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// ── Group Card (user's own groups) ────────────────────────────────────────
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class _GroupCard extends StatelessWidget {
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final Cluster cluster;
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final VoidCallback onTap;
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const _GroupCard({required this.cluster, required this.onTap});
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@override
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Widget build(BuildContext context) {
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final cat = cluster.category;
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return GestureDetector(
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onTap: onTap,
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child: Container(
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margin: const EdgeInsets.only(bottom: 10),
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padding: const EdgeInsets.all(16),
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decoration: BoxDecoration(
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color: AppTheme.cardSurface,
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borderRadius: BorderRadius.circular(16),
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border: Border.all(color: AppTheme.navyBlue.withValues(alpha: 0.1)),
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boxShadow: [
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BoxShadow(
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color: AppTheme.brightNavy.withValues(alpha: 0.06),
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blurRadius: 12,
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offset: const Offset(0, 4),
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),
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],
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),
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child: Row(
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children: [
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Container(
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width: 48, height: 48,
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decoration: BoxDecoration(
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color: cat.color.withValues(alpha: 0.1),
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borderRadius: BorderRadius.circular(14),
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),
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child: Icon(cat.icon, color: cat.color, size: 24),
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),
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const SizedBox(width: 14),
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Expanded(
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text(cluster.name, style: const TextStyle(
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fontSize: 15, fontWeight: FontWeight.w600,
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)),
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const SizedBox(height: 3),
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Row(
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children: [
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Icon(Icons.people, size: 12, color: SojornColors.textDisabled),
|
|
const SizedBox(width: 4),
|
|
Text('${cluster.memberCount} members', style: TextStyle(fontSize: 11, color: SojornColors.textDisabled)),
|
|
],
|
|
),
|
|
],
|
|
),
|
|
),
|
|
Icon(Icons.chevron_right, color: SojornColors.textDisabled, size: 20),
|
|
],
|
|
),
|
|
),
|
|
);
|
|
}
|
|
}
|
|
|
|
// ── Discover Group Card (with Join button) ────────────────────────────────
|
|
class _DiscoverGroupCard extends StatelessWidget {
|
|
final String name;
|
|
final String description;
|
|
final int memberCount;
|
|
final GroupCategory category;
|
|
final bool isMember;
|
|
final VoidCallback? onJoin;
|
|
final VoidCallback? onTap;
|
|
|
|
const _DiscoverGroupCard({
|
|
required this.name,
|
|
required this.description,
|
|
required this.memberCount,
|
|
required this.category,
|
|
required this.isMember,
|
|
this.onJoin,
|
|
this.onTap,
|
|
});
|
|
|
|
@override
|
|
Widget build(BuildContext context) {
|
|
return GestureDetector(
|
|
onTap: onTap,
|
|
child: Container(
|
|
margin: const EdgeInsets.only(bottom: 10),
|
|
padding: const EdgeInsets.all(14),
|
|
decoration: BoxDecoration(
|
|
color: AppTheme.cardSurface,
|
|
borderRadius: BorderRadius.circular(16),
|
|
border: Border.all(color: AppTheme.navyBlue.withValues(alpha: 0.08)),
|
|
boxShadow: [
|
|
BoxShadow(
|
|
color: AppTheme.brightNavy.withValues(alpha: 0.04),
|
|
blurRadius: 8,
|
|
offset: const Offset(0, 2),
|
|
),
|
|
],
|
|
),
|
|
child: Row(
|
|
children: [
|
|
Container(
|
|
width: 44, height: 44,
|
|
decoration: BoxDecoration(
|
|
color: category.color.withValues(alpha: 0.1),
|
|
borderRadius: BorderRadius.circular(12),
|
|
),
|
|
child: Icon(category.icon, color: category.color, size: 22),
|
|
),
|
|
const SizedBox(width: 12),
|
|
Expanded(
|
|
child: Column(
|
|
crossAxisAlignment: CrossAxisAlignment.start,
|
|
children: [
|
|
Text(name, style: const TextStyle(
|
|
fontSize: 14, fontWeight: FontWeight.w600,
|
|
), maxLines: 1, overflow: TextOverflow.ellipsis),
|
|
if (description.isNotEmpty) ...[
|
|
const SizedBox(height: 2),
|
|
Text(description, style: TextStyle(
|
|
fontSize: 12, color: SojornColors.textDisabled,
|
|
), maxLines: 1, overflow: TextOverflow.ellipsis),
|
|
],
|
|
const SizedBox(height: 3),
|
|
Row(
|
|
children: [
|
|
Icon(Icons.people_outline, size: 12, color: SojornColors.textDisabled),
|
|
const SizedBox(width: 3),
|
|
Text('$memberCount', style: TextStyle(fontSize: 11, color: SojornColors.textDisabled)),
|
|
const SizedBox(width: 8),
|
|
Container(
|
|
padding: const EdgeInsets.symmetric(horizontal: 6, vertical: 1),
|
|
decoration: BoxDecoration(
|
|
color: category.color.withValues(alpha: 0.1),
|
|
borderRadius: BorderRadius.circular(6),
|
|
),
|
|
child: Text(category.displayName, style: TextStyle(
|
|
fontSize: 10, fontWeight: FontWeight.w600, color: category.color,
|
|
)),
|
|
),
|
|
],
|
|
),
|
|
],
|
|
),
|
|
),
|
|
const SizedBox(width: 8),
|
|
if (isMember)
|
|
Container(
|
|
padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 6),
|
|
decoration: BoxDecoration(
|
|
color: const Color(0xFF4CAF50).withValues(alpha: 0.1),
|
|
borderRadius: BorderRadius.circular(20),
|
|
),
|
|
child: const Text('Joined', style: TextStyle(
|
|
fontSize: 12, fontWeight: FontWeight.w600, color: Color(0xFF4CAF50),
|
|
)),
|
|
)
|
|
else
|
|
SizedBox(
|
|
height: 32,
|
|
child: ElevatedButton(
|
|
onPressed: onJoin,
|
|
style: ElevatedButton.styleFrom(
|
|
backgroundColor: AppTheme.navyBlue,
|
|
foregroundColor: Colors.white,
|
|
padding: const EdgeInsets.symmetric(horizontal: 16),
|
|
shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(20)),
|
|
elevation: 0,
|
|
),
|
|
child: const Text('Join', style: TextStyle(fontSize: 12, fontWeight: FontWeight.w700)),
|
|
),
|
|
),
|
|
],
|
|
),
|
|
),
|
|
);
|
|
}
|
|
}
|
|
|
|
// ── Private Capsule Card ──────────────────────────────────────────────────
|
|
class _CapsuleCard extends StatelessWidget {
|
|
final Cluster capsule;
|
|
final VoidCallback onTap;
|
|
const _CapsuleCard({required this.capsule, required this.onTap});
|
|
|
|
@override
|
|
Widget build(BuildContext context) {
|
|
return GestureDetector(
|
|
onTap: onTap,
|
|
child: Container(
|
|
margin: const EdgeInsets.only(bottom: 10),
|
|
padding: const EdgeInsets.all(16),
|
|
decoration: BoxDecoration(
|
|
color: const Color(0xFFF0F8F0),
|
|
borderRadius: BorderRadius.circular(16),
|
|
border: Border.all(color: const Color(0xFF4CAF50).withValues(alpha: 0.18)),
|
|
boxShadow: [
|
|
BoxShadow(
|
|
color: const Color(0xFF4CAF50).withValues(alpha: 0.06),
|
|
blurRadius: 12,
|
|
offset: const Offset(0, 4),
|
|
),
|
|
],
|
|
),
|
|
child: Row(
|
|
children: [
|
|
Container(
|
|
width: 48, height: 48,
|
|
decoration: BoxDecoration(
|
|
color: const Color(0xFF4CAF50).withValues(alpha: 0.1),
|
|
borderRadius: BorderRadius.circular(14),
|
|
),
|
|
child: const Icon(Icons.lock, color: Color(0xFF4CAF50), size: 22),
|
|
),
|
|
const SizedBox(width: 14),
|
|
Expanded(
|
|
child: Column(
|
|
crossAxisAlignment: CrossAxisAlignment.start,
|
|
children: [
|
|
Text(capsule.name, style: TextStyle(
|
|
fontSize: 15, fontWeight: FontWeight.w600, color: AppTheme.navyBlue,
|
|
)),
|
|
const SizedBox(height: 3),
|
|
Row(
|
|
children: [
|
|
const Icon(Icons.shield, size: 12, color: Color(0xFF4CAF50)),
|
|
const SizedBox(width: 4),
|
|
Text('E2E Encrypted', style: TextStyle(fontSize: 11, color: const Color(0xFF4CAF50).withValues(alpha: 0.7))),
|
|
const SizedBox(width: 10),
|
|
Icon(Icons.people, size: 12, color: SojornColors.textDisabled),
|
|
const SizedBox(width: 4),
|
|
Text('${capsule.memberCount}', style: TextStyle(fontSize: 11, color: SojornColors.postContentLight)),
|
|
const SizedBox(width: 10),
|
|
Icon(Icons.vpn_key, size: 11, color: SojornColors.textDisabled),
|
|
const SizedBox(width: 3),
|
|
Text('v${capsule.keyVersion}', style: TextStyle(fontSize: 10, color: SojornColors.textDisabled)),
|
|
],
|
|
),
|
|
],
|
|
),
|
|
),
|
|
Icon(Icons.chevron_right, color: SojornColors.textDisabled, size: 20),
|
|
],
|
|
),
|
|
),
|
|
);
|
|
}
|
|
}
|
|
|
|
// ── Create Group Form (non-encrypted, public/private) ─────────────────
|
|
class _CreateGroupForm extends ConsumerStatefulWidget {
|
|
final VoidCallback onCreated;
|
|
const _CreateGroupForm({required this.onCreated});
|
|
|
|
@override
|
|
ConsumerState<_CreateGroupForm> createState() => _CreateGroupFormState();
|
|
}
|
|
|
|
class _CreateGroupFormState extends ConsumerState<_CreateGroupForm> {
|
|
final _nameCtrl = TextEditingController();
|
|
final _descCtrl = TextEditingController();
|
|
bool _privacy = false;
|
|
bool _submitting = false;
|
|
|
|
@override
|
|
void dispose() { _nameCtrl.dispose(); _descCtrl.dispose(); super.dispose(); }
|
|
|
|
Future<void> _submit() async {
|
|
if (_nameCtrl.text.trim().isEmpty) return;
|
|
setState(() => _submitting = true);
|
|
try {
|
|
final api = ref.read(apiServiceProvider);
|
|
await api.createGroup(
|
|
name: _nameCtrl.text.trim(),
|
|
description: _descCtrl.text.trim(),
|
|
category: group_models.GroupCategory.general,
|
|
isPrivate: _privacy,
|
|
);
|
|
widget.onCreated();
|
|
} catch (e) {
|
|
if (mounted) {
|
|
ScaffoldMessenger.of(context).showSnackBar(
|
|
SnackBar(content: Text('Failed to create group: $e')),
|
|
);
|
|
}
|
|
}
|
|
if (mounted) setState(() => _submitting = false);
|
|
}
|
|
|
|
@override
|
|
Widget build(BuildContext context) {
|
|
return Padding(
|
|
padding: EdgeInsets.fromLTRB(20, 16, 20, MediaQuery.of(context).viewInsets.bottom + 20),
|
|
child: Column(
|
|
mainAxisSize: MainAxisSize.min,
|
|
crossAxisAlignment: CrossAxisAlignment.start,
|
|
children: [
|
|
Center(child: Container(width: 40, height: 4, decoration: BoxDecoration(color: SojornColors.basicBlack.withValues(alpha: 0.15), borderRadius: BorderRadius.circular(2)))),
|
|
const SizedBox(height: 20),
|
|
const Text('Create Group', style: TextStyle(fontSize: 18, fontWeight: FontWeight.w700)),
|
|
const SizedBox(height: 4),
|
|
Text('Anyone can create a group. Automatic geo-groups are official.',
|
|
style: TextStyle(fontSize: 12, color: SojornColors.basicBlack.withValues(alpha: 0.45))),
|
|
const SizedBox(height: 20),
|
|
TextField(
|
|
controller: _nameCtrl,
|
|
decoration: InputDecoration(
|
|
labelText: 'Group name',
|
|
filled: true,
|
|
fillColor: SojornColors.basicBlack.withValues(alpha: 0.04),
|
|
border: OutlineInputBorder(borderRadius: BorderRadius.circular(10), borderSide: BorderSide(color: SojornColors.basicBlack.withValues(alpha: 0.1))),
|
|
enabledBorder: OutlineInputBorder(borderRadius: BorderRadius.circular(10), borderSide: BorderSide(color: SojornColors.basicBlack.withValues(alpha: 0.1))),
|
|
),
|
|
),
|
|
const SizedBox(height: 12),
|
|
TextField(
|
|
controller: _descCtrl,
|
|
maxLines: 2,
|
|
decoration: InputDecoration(
|
|
labelText: 'Description (optional)',
|
|
filled: true,
|
|
fillColor: SojornColors.basicBlack.withValues(alpha: 0.04),
|
|
border: OutlineInputBorder(borderRadius: BorderRadius.circular(10), borderSide: BorderSide(color: SojornColors.basicBlack.withValues(alpha: 0.1))),
|
|
enabledBorder: OutlineInputBorder(borderRadius: BorderRadius.circular(10), borderSide: BorderSide(color: SojornColors.basicBlack.withValues(alpha: 0.1))),
|
|
),
|
|
),
|
|
const SizedBox(height: 14),
|
|
Row(
|
|
children: [
|
|
Text('Visibility:', style: TextStyle(fontSize: 13, color: SojornColors.basicBlack.withValues(alpha: 0.6))),
|
|
const SizedBox(width: 12),
|
|
ChoiceChip(
|
|
label: const Text('Public'),
|
|
selected: !_privacy,
|
|
onSelected: (_) => setState(() => _privacy = false),
|
|
selectedColor: AppTheme.brightNavy.withValues(alpha: 0.15),
|
|
),
|
|
const SizedBox(width: 8),
|
|
ChoiceChip(
|
|
label: const Text('Private'),
|
|
selected: _privacy,
|
|
onSelected: (_) => setState(() => _privacy = true),
|
|
selectedColor: AppTheme.brightNavy.withValues(alpha: 0.15),
|
|
),
|
|
],
|
|
),
|
|
const SizedBox(height: 20),
|
|
SizedBox(
|
|
width: double.infinity, height: 48,
|
|
child: ElevatedButton(
|
|
onPressed: _submitting ? null : _submit,
|
|
style: ElevatedButton.styleFrom(
|
|
backgroundColor: AppTheme.navyBlue,
|
|
foregroundColor: SojornColors.basicWhite,
|
|
shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(12)),
|
|
),
|
|
child: _submitting
|
|
? const SizedBox(width: 20, height: 20, child: CircularProgressIndicator(strokeWidth: 2, color: SojornColors.basicWhite))
|
|
: const Text('Create Group', style: TextStyle(fontWeight: FontWeight.bold, fontSize: 15)),
|
|
),
|
|
),
|
|
],
|
|
),
|
|
);
|
|
}
|
|
}
|
|
|
|
// ── Create Capsule Form (E2EE, generates keys automatically) ──────────
|
|
class _CreateCapsuleForm extends StatefulWidget {
|
|
final VoidCallback onCreated;
|
|
const _CreateCapsuleForm({required this.onCreated});
|
|
|
|
@override
|
|
State<_CreateCapsuleForm> createState() => _CreateCapsuleFormState();
|
|
}
|
|
|
|
class _CreateCapsuleFormState extends State<_CreateCapsuleForm> {
|
|
final _nameCtrl = TextEditingController();
|
|
final _descCtrl = TextEditingController();
|
|
bool _submitting = false;
|
|
String? _statusMsg;
|
|
|
|
@override
|
|
void dispose() { _nameCtrl.dispose(); _descCtrl.dispose(); super.dispose(); }
|
|
|
|
Future<void> _submit() async {
|
|
if (_nameCtrl.text.trim().isEmpty) return;
|
|
setState(() { _submitting = true; _statusMsg = 'Generating encryption keys…'; });
|
|
try {
|
|
// 1. Generate capsule AES key
|
|
final capsuleKey = await CapsuleSecurityService.generateCapsuleKey();
|
|
|
|
// 2. Get (or create) user's X25519 key pair
|
|
final publicKeyB64 = await CapsuleSecurityService.getUserPublicKeyB64();
|
|
|
|
setState(() => _statusMsg = 'Encrypting group key…');
|
|
|
|
// 3. Encrypt capsule key for the creator (box it to themselves)
|
|
final encryptedGroupKey = await CapsuleSecurityService.encryptCapsuleKeyForUser(
|
|
capsuleKey: capsuleKey,
|
|
recipientPublicKeyB64: publicKeyB64,
|
|
);
|
|
|
|
setState(() => _statusMsg = 'Creating capsule…');
|
|
|
|
// 4. POST to backend
|
|
final result = await ApiService.instance.createCapsule(
|
|
name: _nameCtrl.text.trim(),
|
|
description: _descCtrl.text.trim(),
|
|
publicKey: publicKeyB64,
|
|
encryptedGroupKey: encryptedGroupKey,
|
|
);
|
|
|
|
// 5. Cache the capsule key locally for instant access
|
|
final capsuleId = (result['capsule'] as Map<String, dynamic>?)?['id']?.toString();
|
|
if (capsuleId != null) {
|
|
await CapsuleSecurityService.cacheCapsuleKey(capsuleId, capsuleKey);
|
|
}
|
|
|
|
widget.onCreated();
|
|
} catch (e) {
|
|
if (mounted) {
|
|
ScaffoldMessenger.of(context).showSnackBar(
|
|
SnackBar(content: Text('Failed to create capsule: $e')),
|
|
);
|
|
}
|
|
}
|
|
if (mounted) setState(() { _submitting = false; _statusMsg = null; });
|
|
}
|
|
|
|
@override
|
|
Widget build(BuildContext context) {
|
|
return Padding(
|
|
padding: EdgeInsets.fromLTRB(20, 16, 20, MediaQuery.of(context).viewInsets.bottom + 20),
|
|
child: Column(
|
|
mainAxisSize: MainAxisSize.min,
|
|
crossAxisAlignment: CrossAxisAlignment.start,
|
|
children: [
|
|
Center(child: Container(width: 40, height: 4, decoration: BoxDecoration(color: AppTheme.navyBlue.withValues(alpha: 0.15), borderRadius: BorderRadius.circular(2)))),
|
|
const SizedBox(height: 20),
|
|
Row(
|
|
children: [
|
|
const Icon(Icons.lock, color: Color(0xFF4CAF50), size: 20),
|
|
const SizedBox(width: 8),
|
|
Text('Create Private Capsule', style: TextStyle(color: AppTheme.navyBlue, fontSize: 18, fontWeight: FontWeight.w700)),
|
|
],
|
|
),
|
|
const SizedBox(height: 4),
|
|
Text('End-to-end encrypted. The server never sees your content.',
|
|
style: TextStyle(fontSize: 12, color: SojornColors.textDisabled)),
|
|
const SizedBox(height: 20),
|
|
TextField(
|
|
controller: _nameCtrl,
|
|
style: TextStyle(color: SojornColors.postContent),
|
|
decoration: InputDecoration(
|
|
labelText: 'Capsule name',
|
|
labelStyle: TextStyle(color: SojornColors.textDisabled),
|
|
filled: true,
|
|
fillColor: AppTheme.scaffoldBg,
|
|
border: OutlineInputBorder(borderRadius: BorderRadius.circular(10), borderSide: BorderSide.none),
|
|
),
|
|
),
|
|
const SizedBox(height: 12),
|
|
TextField(
|
|
controller: _descCtrl,
|
|
style: TextStyle(color: SojornColors.postContent),
|
|
maxLines: 2,
|
|
decoration: InputDecoration(
|
|
labelText: 'Description (optional)',
|
|
labelStyle: TextStyle(color: SojornColors.textDisabled),
|
|
filled: true,
|
|
fillColor: AppTheme.scaffoldBg,
|
|
border: OutlineInputBorder(borderRadius: BorderRadius.circular(10), borderSide: BorderSide.none),
|
|
),
|
|
),
|
|
const SizedBox(height: 8),
|
|
Container(
|
|
padding: const EdgeInsets.all(10),
|
|
decoration: BoxDecoration(
|
|
color: const Color(0xFF4CAF50).withValues(alpha: 0.08),
|
|
borderRadius: BorderRadius.circular(8),
|
|
border: Border.all(color: const Color(0xFF4CAF50).withValues(alpha: 0.15)),
|
|
),
|
|
child: Row(
|
|
children: [
|
|
Icon(Icons.shield, size: 14, color: const Color(0xFF4CAF50).withValues(alpha: 0.7)),
|
|
const SizedBox(width: 8),
|
|
Expanded(child: Text(
|
|
'Keys are generated on your device. Only invited members can decrypt content.',
|
|
style: TextStyle(fontSize: 11, color: SojornColors.postContentLight),
|
|
)),
|
|
],
|
|
),
|
|
),
|
|
const SizedBox(height: 20),
|
|
SizedBox(
|
|
width: double.infinity, height: 48,
|
|
child: ElevatedButton(
|
|
onPressed: _submitting ? null : _submit,
|
|
style: ElevatedButton.styleFrom(
|
|
backgroundColor: const Color(0xFF4CAF50),
|
|
foregroundColor: SojornColors.basicWhite,
|
|
disabledBackgroundColor: const Color(0xFF4CAF50).withValues(alpha: 0.3),
|
|
shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(12)),
|
|
),
|
|
child: _submitting
|
|
? Row(mainAxisAlignment: MainAxisAlignment.center, children: [
|
|
const SizedBox(width: 16, height: 16, child: CircularProgressIndicator(strokeWidth: 2, color: SojornColors.basicWhite)),
|
|
const SizedBox(width: 10),
|
|
Text(_statusMsg ?? 'Creating…', style: const TextStyle(fontSize: 13)),
|
|
])
|
|
: const Row(mainAxisAlignment: MainAxisAlignment.center, children: [
|
|
Icon(Icons.lock, size: 16),
|
|
SizedBox(width: 8),
|
|
Text('Generate Keys & Create', style: TextStyle(fontWeight: FontWeight.bold, fontSize: 15)),
|
|
]),
|
|
),
|
|
),
|
|
],
|
|
),
|
|
);
|
|
}
|
|
}
|