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school-attendance/lib/ui/group_list_screen.dart
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sihooandClaude Sonnet 5 4f64315197 그룹 스터디 공개/비공개 기능 추가
그룹을 공개로 만들면 "공개 그룹" 목록에 뜨고, 학생이 참여 신청을
보내면 그룹장이 허용/거절할 수 있다. 그룹 상세 화면에 그룹장 전용
공개/비공개 전환 버튼과 대기 중인 참여 신청 목록을 추가.

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
2026-09-22 03:49:35 +00:00

445 lines
19 KiB
Dart

// 👥 백품타 그룹 스터디 목록 화면 (UI 전용). "실시간 출석 현황"과 같은 패밀리룩을 따른다.
// 서버 통신/상태는 lib/function/group_controller.dart가 담당한다.
import 'package:flutter/material.dart';
import '../function/group_controller.dart';
import '../theme/app_palette.dart';
import 'app_notice.dart';
import 'group_detail_screen.dart';
import 'launchpad_transition.dart';
import 'title_pill.dart';
class GroupListScreen extends StatefulWidget {
final String studentId;
final String studentName;
const GroupListScreen({
super.key,
required this.studentId,
required this.studentName,
});
@override
State<GroupListScreen> createState() => _GroupListScreenState();
}
class _GroupListScreenState extends State<GroupListScreen> {
late final GroupController _controller;
@override
void initState() {
super.initState();
_controller = GroupController(
studentId: widget.studentId,
studentName: widget.studentName,
);
_controller.init();
}
@override
void dispose() {
_controller.dispose();
super.dispose();
}
Future<void> _showCreateGroupDialog() async {
final nameController = TextEditingController();
bool isPublic = false;
final result = await showDialog<bool>(
context: context,
builder: (dialogContext) => StatefulBuilder(
builder: (dialogContext, setDialogState) => AlertDialog(
title: const Text('그룹 만들기'),
content: Column(
mainAxisSize: MainAxisSize.min,
crossAxisAlignment: CrossAxisAlignment.start,
children: [
TextField(
controller: nameController,
maxLength: 20,
decoration: const InputDecoration(
labelText: '그룹 이름',
border: OutlineInputBorder(),
),
),
SwitchListTile(
contentPadding: EdgeInsets.zero,
title: const Text('공개 그룹으로 만들기'),
subtitle: const Text(
'누구나 목록에서 보고 참여 신청할 수 있어요\n(그룹장이 허용해야 들어옵니다)',
style: TextStyle(fontSize: 12),
),
value: isPublic,
activeThumbColor: AppPalette.ink,
onChanged: (v) => setDialogState(() => isPublic = v),
),
],
),
actions: [
TextButton(
onPressed: () => Navigator.pop(dialogContext, false),
child: const Text('취소', style: TextStyle(color: Colors.grey)),
),
ElevatedButton(
style: ElevatedButton.styleFrom(
backgroundColor: AppPalette.ink,
foregroundColor: AppPalette.paper,
),
onPressed: () => Navigator.pop(dialogContext, true),
child: const Text('만들기'),
),
],
),
),
);
if (result != true || nameController.text.trim().isEmpty) return;
final (success, message) = await _controller.createGroup(
nameController.text.trim(),
isPublic: isPublic,
);
if (!mounted) return;
AppNotice.show(
context,
message,
icon: success ? Icons.check_circle_rounded : Icons.error_outline_rounded,
);
}
Future<void> _respondInvite(int inviteId, bool accept) async {
final (_, message) = await _controller.respondInvite(inviteId, accept);
if (!mounted) return;
AppNotice.show(context, message);
}
Future<void> _requestJoin(int groupId) async {
final (success, message) = await _controller.requestJoin(groupId);
if (!mounted) return;
AppNotice.show(
context,
message,
icon: success ? Icons.check_circle_rounded : Icons.error_outline_rounded,
);
}
Future<void> _openGroup(dynamic group) async {
await pushLaunchpad(
context,
(context) => GroupDetailScreen(
groupId: group['groupId'] as int,
groupName: group['name'] as String,
studentId: widget.studentId,
),
);
_controller.refresh();
}
Widget _sectionHeader(String title, {int? count}) {
return Row(
children: [
Container(
width: 4,
height: 16,
decoration: BoxDecoration(
color: AppPalette.ink,
borderRadius: BorderRadius.circular(2),
),
),
const SizedBox(width: 8),
Text(
title,
style: const TextStyle(
fontSize: 16,
fontWeight: FontWeight.bold,
color: AppPalette.ink,
),
),
if (count != null) ...[
const SizedBox(width: 6),
Text(
'$count개',
style: TextStyle(fontSize: 13, color: Colors.grey[500]),
),
],
],
);
}
@override
Widget build(BuildContext context) {
return ListenableBuilder(
listenable: _controller,
builder: (context, _) {
return Scaffold(
backgroundColor: AppPalette.mist,
appBar: AppBar(
backgroundColor: Colors.transparent,
foregroundColor: AppPalette.ink,
elevation: 0,
),
floatingActionButton: FloatingActionButton.extended(
backgroundColor: AppPalette.ink,
foregroundColor: AppPalette.paper,
onPressed: _showCreateGroupDialog,
icon: const Icon(Icons.add_rounded),
label: const Text('그룹 만들기'),
),
body: _controller.isLoading
? const Center(child: CircularProgressIndicator())
: RefreshIndicator(
onRefresh: _controller.refresh,
child: ListView(
padding: const EdgeInsets.fromLTRB(16, 0, 16, 90),
children: [
const Center(child: TitlePill('그룹 스터디')),
const SizedBox(height: 20),
if (_controller.invites.isNotEmpty) ...[
_sectionHeader(
'받은 그룹 초대',
count: _controller.invites.length,
),
const SizedBox(height: 10),
for (final inv in _controller.invites)
Container(
margin: const EdgeInsets.only(bottom: 8),
padding: const EdgeInsets.symmetric(
horizontal: 16,
vertical: 12,
),
decoration: BoxDecoration(
color: AppPalette.paper,
borderRadius: BorderRadius.circular(16),
border: Border.all(color: AppPalette.sage),
),
child: Row(
children: [
Expanded(
child: Text(
'${inv['groupName']}',
style: const TextStyle(
fontWeight: FontWeight.bold,
),
),
),
TextButton(
onPressed: () => _respondInvite(
inv['inviteId'] as int,
false,
),
child: const Text(
'거절',
style: TextStyle(color: Colors.grey),
),
),
ElevatedButton(
style: ElevatedButton.styleFrom(
backgroundColor: AppPalette.ink,
foregroundColor: AppPalette.paper,
),
onPressed: () => _respondInvite(
inv['inviteId'] as int,
true,
),
child: const Text('참여'),
),
],
),
),
const SizedBox(height: 20),
],
_sectionHeader('내 그룹', count: _controller.groups.length),
const SizedBox(height: 10),
if (_controller.groups.isEmpty)
const Padding(
padding: EdgeInsets.symmetric(vertical: 12),
child: Text(
'아직 그룹이 없어요. 새 그룹을 만들거나 초대를 기다려보세요.',
style: TextStyle(color: Colors.grey),
),
)
else
for (final g in _controller.groups)
GestureDetector(
onTap: () => _openGroup(g),
child: Container(
margin: const EdgeInsets.only(bottom: 8),
padding: const EdgeInsets.symmetric(
horizontal: 16,
vertical: 14,
),
decoration: BoxDecoration(
color: AppPalette.paper,
borderRadius: BorderRadius.circular(16),
border: Border.all(color: AppPalette.sage),
boxShadow: [
BoxShadow(
color: Colors.black.withValues(alpha: 0.03),
blurRadius: 12,
offset: const Offset(0, 4),
),
],
),
child: Row(
children: [
Container(
padding: const EdgeInsets.all(8),
decoration: BoxDecoration(
color: AppPalette.ink.withValues(
alpha: 0.06,
),
shape: BoxShape.circle,
),
child: const Icon(
Icons.groups_rounded,
color: AppPalette.ink,
size: 18,
),
),
const SizedBox(width: 12),
Expanded(
child: Column(
crossAxisAlignment:
CrossAxisAlignment.start,
children: [
Row(
children: [
Flexible(
child: Text(
'${g['name']}',
overflow: TextOverflow.ellipsis,
style: const TextStyle(
fontWeight: FontWeight.bold,
fontSize: 15,
),
),
),
if (g['isPublic'] == true) ...[
const SizedBox(width: 6),
const Icon(
Icons.public_rounded,
size: 14,
color: Colors.grey,
),
],
if ((g['pendingRequestCount'] ??
0) >
0) ...[
const SizedBox(width: 6),
Container(
padding:
const EdgeInsets.symmetric(
horizontal: 6,
vertical: 1,
),
decoration: BoxDecoration(
color: Colors.red[50],
borderRadius:
BorderRadius.circular(20),
border: Border.all(
color: Colors.red,
),
),
child: Text(
'대기 ${g['pendingRequestCount']}',
style: const TextStyle(
fontSize: 10,
color: Colors.red,
),
),
),
],
],
),
Text(
'멤버 ${g['memberCount']}명'
'${g['isOwner'] == true ? ' · 그룹장' : ''}',
style: TextStyle(
fontSize: 12,
color: Colors.grey[500],
),
),
],
),
),
const Icon(
Icons.chevron_right_rounded,
color: Colors.grey,
),
],
),
),
),
if (_controller.publicGroups.isNotEmpty) ...[
const SizedBox(height: 20),
_sectionHeader(
'공개 그룹',
count: _controller.publicGroups.length,
),
const SizedBox(height: 10),
for (final g in _controller.publicGroups)
Container(
margin: const EdgeInsets.only(bottom: 8),
padding: const EdgeInsets.symmetric(
horizontal: 16,
vertical: 12,
),
decoration: BoxDecoration(
color: AppPalette.paper,
borderRadius: BorderRadius.circular(16),
border: Border.all(color: AppPalette.sage),
),
child: Row(
children: [
const Icon(
Icons.public_rounded,
color: AppPalette.ink,
size: 18,
),
const SizedBox(width: 10),
Expanded(
child: Column(
crossAxisAlignment:
CrossAxisAlignment.start,
children: [
Text(
'${g['name']}',
style: const TextStyle(
fontWeight: FontWeight.bold,
),
),
Text(
'${g['ownerName']} · 멤버 ${g['memberCount']}명',
style: TextStyle(
fontSize: 12,
color: Colors.grey[500],
),
),
],
),
),
if (g['requested'] == true)
Text(
'신청됨',
style: TextStyle(color: Colors.grey[500]),
)
else
ElevatedButton(
style: ElevatedButton.styleFrom(
backgroundColor: AppPalette.ink,
foregroundColor: AppPalette.paper,
),
onPressed: () =>
_requestJoin(g['groupId'] as int),
child: const Text('참여 신청'),
),
],
),
),
],
],
),
),
);
},
);
}
}