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ivan2282
358
lib/widgets/group_management_panel.dart
Normal file
358
lib/widgets/group_management_panel.dart
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@@ -0,0 +1,358 @@
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import 'package:flutter/material.dart';
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import 'package:gwid/models/chat.dart';
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import 'package:gwid/models/contact.dart';
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import 'package:gwid/api_service.dart';
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import 'package:gwid/screens/group_settings_screen.dart';
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class GroupManagementPanel extends StatefulWidget {
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final Chat chat;
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final Map<int, Contact> contacts;
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final int myId;
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final VoidCallback? onParticipantsChanged;
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const GroupManagementPanel({
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super.key,
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required this.chat,
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required this.contacts,
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required this.myId,
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this.onParticipantsChanged,
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});
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@override
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State<GroupManagementPanel> createState() => _GroupManagementPanelState();
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}
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class _GroupManagementPanelState extends State<GroupManagementPanel> {
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final ApiService _apiService = ApiService.instance;
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bool _isLoading = false;
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@override
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Widget build(BuildContext context) {
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return DraggableScrollableSheet(
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initialChildSize: 0.7,
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minChildSize: 0.3,
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maxChildSize: 1.0,
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builder: (context, scrollController) {
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return _buildContent(context, scrollController);
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},
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);
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}
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Widget _buildContent(
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BuildContext context,
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ScrollController scrollController,
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) {
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final colors = Theme.of(context).colorScheme;
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final participantIds = widget.chat.groupParticipantIds;
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final participants = participantIds
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.map((id) => widget.contacts[id])
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.where((contact) => contact != null)
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.cast<Contact>()
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.toList();
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return Container(
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decoration: BoxDecoration(
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color: colors.surface,
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borderRadius: const BorderRadius.vertical(top: Radius.circular(20)),
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),
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child: Column(
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children: [
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Container(
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margin: const EdgeInsets.only(top: 8),
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width: 40,
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height: 4,
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decoration: BoxDecoration(
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color: colors.onSurfaceVariant.withOpacity(0.3),
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borderRadius: BorderRadius.circular(2),
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),
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),
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Container(
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padding: const EdgeInsets.all(16),
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decoration: BoxDecoration(
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border: Border(
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bottom: BorderSide(color: colors.outline.withOpacity(0.2)),
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),
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),
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child: Row(
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children: [
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Icon(Icons.group, color: colors.primary),
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const SizedBox(width: 12),
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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(
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widget.chat.displayTitle,
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style: TextStyle(
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fontSize: 18,
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fontWeight: FontWeight.bold,
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color: colors.onSurface,
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),
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),
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Text(
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'${participants.length} участников',
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style: TextStyle(
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fontSize: 14,
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color: colors.onSurfaceVariant,
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),
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),
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],
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),
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),
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IconButton(
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onPressed: () {
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Navigator.of(context).pop();
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Navigator.of(context).push(
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MaterialPageRoute(
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builder: (context) => GroupSettingsScreen(
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chatId: widget.chat.id,
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initialContact:
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widget.contacts[widget.chat.ownerId] ??
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Contact(
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id: 0,
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name: widget.chat.displayTitle,
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firstName: '',
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lastName: '',
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),
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myId: widget.myId,
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),
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),
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);
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},
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icon: Icon(Icons.settings, color: colors.primary),
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tooltip: 'Настройки группы',
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),
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IconButton(
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onPressed: () => Navigator.of(context).pop(),
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icon: Icon(Icons.close, color: colors.onSurfaceVariant),
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),
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],
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),
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),
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Container(
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padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 12),
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child: SizedBox(
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width: double.infinity,
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child: ElevatedButton.icon(
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onPressed: _isLoading ? null : _showAddParticipantDialog,
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icon: const Icon(Icons.person_add),
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label: const Text('Добавить участника'),
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style: ElevatedButton.styleFrom(
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backgroundColor: colors.primary,
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foregroundColor: colors.onPrimary,
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padding: const EdgeInsets.symmetric(vertical: 12),
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),
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),
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),
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),
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Expanded(
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child: ListView.builder(
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controller: scrollController,
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padding: const EdgeInsets.symmetric(horizontal: 16),
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itemCount: participants.length,
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itemBuilder: (context, index) {
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final participant = participants[index];
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final isOwner = participant.id == widget.chat.ownerId;
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final isMe = participant.id == widget.myId;
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return ListTile(
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leading: CircleAvatar(
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backgroundImage: participant.photoBaseUrl != null
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? NetworkImage(participant.photoBaseUrl!)
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: null,
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child: participant.photoBaseUrl == null
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? Text(
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participant.name.isNotEmpty
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? participant.name[0].toUpperCase()
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: '?',
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style: TextStyle(color: colors.onPrimaryContainer),
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)
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: null,
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),
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title: Row(
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children: [
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Text(
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participant.name,
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style: const TextStyle(fontWeight: FontWeight.w500),
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),
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if (isOwner) ...[
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const SizedBox(width: 8),
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Container(
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padding: const EdgeInsets.symmetric(
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horizontal: 6,
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vertical: 2,
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),
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decoration: BoxDecoration(
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color: colors.primary,
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borderRadius: BorderRadius.circular(10),
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),
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child: Text(
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'Создатель',
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style: TextStyle(
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color: colors.onPrimary,
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fontSize: 10,
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fontWeight: FontWeight.w500,
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),
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),
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),
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],
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if (isMe) ...[
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const SizedBox(width: 8),
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Container(
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padding: const EdgeInsets.symmetric(
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horizontal: 6,
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vertical: 2,
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),
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decoration: BoxDecoration(
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color: colors.secondary,
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borderRadius: BorderRadius.circular(10),
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),
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child: Text(
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'Вы',
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style: TextStyle(
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color: colors.onSecondary,
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fontSize: 10,
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fontWeight: FontWeight.w500,
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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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subtitle: Text(
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'ID: ${participant.id}',
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style: TextStyle(
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color: colors.onSurfaceVariant,
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fontSize: 12,
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),
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),
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trailing: isOwner || isMe
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? null
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: PopupMenuButton<String>(
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shape: RoundedRectangleBorder(
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borderRadius: BorderRadius.circular(12),
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),
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onSelected: (value) =>
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_handleParticipantAction(participant, value),
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itemBuilder: (context) => [
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const PopupMenuItem(
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value: 'remove',
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child: Row(
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children: [
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Icon(Icons.person_remove, color: Colors.red),
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SizedBox(width: 8),
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Text('Удалить из группы'),
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],
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),
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),
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const PopupMenuItem(
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value: 'remove_with_messages',
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child: Row(
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children: [
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Icon(Icons.delete_forever, color: Colors.red),
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SizedBox(width: 8),
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Text('Удалить с сообщениями'),
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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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),
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),
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],
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),
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);
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}
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void _showAddParticipantDialog() {
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showDialog(
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context: context,
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builder: (context) => AlertDialog(
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title: const Text('Добавить участника'),
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content: const Text('Введите ID пользователя для добавления в группу'),
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actions: [
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TextButton(
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onPressed: () => Navigator.of(context).pop(),
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child: const Text('Отмена'),
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),
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ElevatedButton(
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onPressed: () {
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Navigator.of(context).pop();
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ScaffoldMessenger.of(context).showSnackBar(
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const SnackBar(
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content: Text('Функция добавления участника в разработке'),
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),
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);
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},
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child: const Text('Добавить'),
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),
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],
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),
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);
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}
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Future<void> _handleParticipantAction(
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Contact participant,
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String action,
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) async {
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if (_isLoading) return;
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setState(() {
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_isLoading = true;
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});
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try {
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if (action == 'remove') {
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await _removeParticipant(participant.id, cleanMessages: false);
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} else if (action == 'remove_with_messages') {
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await _removeParticipant(participant.id, cleanMessages: true);
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}
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if (mounted) {
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ScaffoldMessenger.of(context).showSnackBar(
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SnackBar(
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content: Text(
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action == 'remove'
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? '${participant.name} удален из группы'
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: '${participant.name} удален с сообщениями',
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),
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),
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);
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widget.onParticipantsChanged?.call();
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}
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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('Ошибка: $e'), backgroundColor: Colors.red),
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);
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}
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} finally {
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if (mounted) {
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setState(() {
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_isLoading = false;
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});
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}
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}
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}
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Future<void> _removeParticipant(
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int userId, {
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required bool cleanMessages,
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}) async {
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print('Удаляем участника $userId, очистка сообщений: $cleanMessages');
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_apiService.sendMessage(widget.chat.id, '', replyToMessageId: null);
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}
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}
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