백품타에 일시정지/재개 기능 추가

진행 중일 때 일시정지하면 그 구간은 누적 시간에서 빠지고, 재개하면
다시 이어서 잰다. 상태를 idle/running/paused 3가지로 나눠서 관리.

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
This commit is contained in:
2026-09-16 14:49:48 +09:00
co-authored by Claude Sonnet 5
parent 93104362be
commit 094ce2292c
2 changed files with 178 additions and 108 deletions
+84 -51
View File
@@ -5,6 +5,8 @@ import 'package:flutter/foundation.dart';
import 'package:http/http.dart' as http;
import '../config.dart';
enum StudyTimerState { idle, running, paused }
class StudyTimerController extends ChangeNotifier {
final String studentId;
final String studentName;
@@ -12,9 +14,10 @@ class StudyTimerController extends ChangeNotifier {
StudyTimerController({required this.studentId, required this.studentName});
bool _isLoading = true;
bool _isBusy = false; // 시작/종료 버튼 눌러서 서버 응답 기다리는 중
bool _isRunning = false;
DateTime? _startTime;
bool _isBusy = false; // 시작/일시정지/재개/종료 버튼 눌러서 서버 응답 기다리는 중
StudyTimerState _state = StudyTimerState.idle;
int _elapsedSeconds = 0; // 지금 세션에서 "정지 상태"일 때 확정된 누적 초 (일시정지 구간 제외)
DateTime? _lastResumedAt; // running일 때만 의미 있음 - 여기서부터 실시간으로 흐른다
int _todaySeconds = 0;
int _weekSeconds = 0;
int _totalSeconds = 0;
@@ -23,24 +26,25 @@ class StudyTimerController extends ChangeNotifier {
bool get isLoading => _isLoading;
bool get isBusy => _isBusy;
bool get isRunning => _isRunning;
bool get isRunning => _state == StudyTimerState.running;
bool get isPaused => _state == StudyTimerState.paused;
bool get isIdle => _state == StudyTimerState.idle;
/// 지금 진행 중인 세션까지 포함한 "오늘" 누적 초. 실시간으로 똑딱거린다.
int get todaySecondsLive =>
_todaySeconds + (_isRunning ? _liveElapsedSeconds : 0);
int get weekSecondsLive =>
_weekSeconds + (_isRunning ? _liveElapsedSeconds : 0);
int get totalSecondsLive =>
_totalSeconds + (_isRunning ? _liveElapsedSeconds : 0);
/// 지금 세션 하나만의 경과 시간(타이머 화면 큰 숫자용).
int get _liveElapsedSeconds {
if (_startTime == null) return 0;
final diff = DateTime.now().difference(_startTime!).inSeconds;
return diff > 0 ? diff : 0;
/// 지금 세션 하나만의 경과 시간(타이머 화면 큰 숫자용). 일시정지 중엔 멈춰 있다.
int get liveElapsedSeconds {
if (_state != StudyTimerState.running || _lastResumedAt == null) {
return _elapsedSeconds;
}
final diff = DateTime.now().difference(_lastResumedAt!).inSeconds;
return _elapsedSeconds + (diff > 0 ? diff : 0);
}
int get liveElapsedSeconds => _liveElapsedSeconds;
/// 지금 진행 중인 세션까지 포함한 "오늘" 누적 초. running일 때만 실시간으로 늘어난다.
int get todaySecondsLive => _todaySeconds + _liveDelta;
int get weekSecondsLive => _weekSeconds + _liveDelta;
int get totalSecondsLive => _totalSeconds + _liveDelta;
int get _liveDelta => _state == StudyTimerState.idle ? 0 : liveElapsedSeconds;
void _safeNotify() {
if (!_disposed) notifyListeners();
@@ -64,9 +68,10 @@ class StudyTimerController extends ChangeNotifier {
);
if (response.statusCode == 200) {
final data = jsonDecode(utf8.decode(response.bodyBytes));
_isRunning = data['isRunning'] == true;
_startTime = data['startTime'] != null
? DateTime.tryParse(data['startTime'])
_state = _parseState(data['state']);
_elapsedSeconds = (data['elapsedSeconds'] as num?)?.toInt() ?? 0;
_lastResumedAt = data['lastResumedAt'] != null
? DateTime.tryParse(data['lastResumedAt'])
: null;
_todaySeconds = (data['todaySeconds'] as num?)?.toInt() ?? 0;
_weekSeconds = (data['weekSeconds'] as num?)?.toInt() ?? 0;
@@ -81,9 +86,20 @@ class StudyTimerController extends ChangeNotifier {
}
}
StudyTimerState _parseState(dynamic raw) {
switch (raw) {
case 'running':
return StudyTimerState.running;
case 'paused':
return StudyTimerState.paused;
default:
return StudyTimerState.idle;
}
}
void _restartTickerIfNeeded() {
_ticker?.cancel();
if (_isRunning) {
if (_state == StudyTimerState.running) {
_ticker = Timer.periodic(
const Duration(seconds: 1),
(_) => _safeNotify(),
@@ -92,50 +108,67 @@ class StudyTimerController extends ChangeNotifier {
}
Future<(bool success, String message)> start() async {
_isBusy = true;
_safeNotify();
try {
final response = await http.post(
Uri.parse('$baseUrl/api/study/start'),
headers: {"Content-Type": "application/json"},
body: jsonEncode({"studentId": studentId, "studentName": studentName}),
return _action(
'/api/study/start',
body: {"studentId": studentId, "studentName": studentName},
onSuccess: (_) async {
await _fetchStatus();
return '공부를 시작했습니다.';
},
);
final result = jsonDecode(utf8.decode(response.bodyBytes));
if (response.statusCode == 200 && result['status'] == 'success') {
_isRunning = true;
_startTime = DateTime.tryParse(result['startTime']);
_restartTickerIfNeeded();
return (true, '공부를 시작했습니다.');
}
return (false, '${result['message'] ?? '공부 시작 실패'}');
} catch (e) {
return (false, '네트워크 에러: $e');
} finally {
_isBusy = false;
_safeNotify();
Future<(bool success, String message)> pause() async {
return _action(
'/api/study/pause',
onSuccess: (_) async {
await _fetchStatus();
return '일시정지했습니다.';
},
);
}
Future<(bool success, String message)> resume() async {
return _action(
'/api/study/resume',
onSuccess: (_) async {
await _fetchStatus();
return '다시 시작했습니다.';
},
);
}
Future<(bool success, String message)> stop() async {
return _action(
'/api/study/stop',
onSuccess: (result) async {
await _fetchStatus(); // 오늘/이번주/전체 합계를 서버 값으로 다시 맞춘다.
final minutes =
((result['durationSeconds'] as num?)?.toInt() ?? 0) ~/ 60;
return '이번 공부 시간: $minutes분 기록 완료!';
},
);
}
Future<(bool success, String message)> _action(
String path, {
Map<String, dynamic> body = const {},
required Future<String> Function(Map<String, dynamic> result) onSuccess,
}) async {
_isBusy = true;
_safeNotify();
try {
final response = await http.post(
Uri.parse('$baseUrl/api/study/stop'),
Uri.parse('$baseUrl$path'),
headers: {"Content-Type": "application/json"},
body: jsonEncode({"studentId": studentId}),
body: jsonEncode({"studentId": studentId, ...body}),
);
final result = jsonDecode(utf8.decode(response.bodyBytes));
if (response.statusCode == 200 && result['status'] == 'success') {
_isRunning = false;
_startTime = null;
_ticker?.cancel();
await _fetchStatus(); // 오늘/이번주/전체 합계를 서버 값으로 다시 맞춘다.
final minutes =
((result['durationSeconds'] as num?)?.toInt() ?? 0) ~/ 60;
return (true, '이번 공부 시간: $minutes분 기록 완료!');
final message = await onSuccess(result);
return (true, message);
}
return (false, '${result['message'] ?? '공부 종료 실패'}');
return (false, '${result['message'] ?? '처리 실패'}');
} catch (e) {
return (false, '네트워크 에러: $e');
} finally {
+91 -54
View File
@@ -60,10 +60,10 @@ class _StudyTimerScreenState extends State<StudyTimerScreen> {
return '$m분';
}
Future<void> _toggle() async {
final (success, message) = _controller.isRunning
? await _controller.stop()
: await _controller.start();
Future<void> _runAction(
Future<(bool success, String message)> Function() action,
) async {
final (success, message) = await action();
if (!mounted) return;
AppNotice.show(
context,
@@ -92,6 +92,7 @@ class _StudyTimerScreenState extends State<StudyTimerScreen> {
listenable: _controller,
builder: (context, _) {
final bool isRunning = _controller.isRunning;
final bool isPaused = _controller.isPaused;
return Scaffold(
backgroundColor: AppPalette.mist,
appBar: AppBar(
@@ -117,7 +118,11 @@ class _StudyTimerScreenState extends State<StudyTimerScreen> {
mainAxisSize: MainAxisSize.min,
children: [
Text(
isRunning ? '지금 공부 중이에요' : '공부를 시작해볼까요?',
isRunning
? '지금 공부 중이에요'
: isPaused
? '일시정지 중이에요'
: '공부를 시작해볼까요?',
style: const TextStyle(
fontSize: 15,
color: Colors.grey,
@@ -126,60 +131,14 @@ class _StudyTimerScreenState extends State<StudyTimerScreen> {
const SizedBox(height: 12),
Text(
_formatHMS(_controller.liveElapsedSeconds),
style: const TextStyle(
style: TextStyle(
fontSize: 52,
fontWeight: FontWeight.bold,
color: AppPalette.ink,
color: isPaused ? Colors.grey : AppPalette.ink,
),
),
const SizedBox(height: 36),
GestureDetector(
onTap: _controller.isBusy ? null : _toggle,
child: Container(
width: 140,
height: 140,
decoration: BoxDecoration(
shape: BoxShape.circle,
color: isRunning
? Colors.red[400]
: AppPalette.ink,
boxShadow: [
BoxShadow(
color:
(isRunning ? Colors.red : AppPalette.ink)
.withValues(alpha: 0.3),
blurRadius: 20,
offset: const Offset(0, 8),
),
],
),
child: Center(
child: _controller.isBusy
? const CircularProgressIndicator(
color: Colors.white,
)
: Column(
mainAxisSize: MainAxisSize.min,
children: [
Icon(
isRunning
? Icons.stop_rounded
: Icons.play_arrow_rounded,
color: Colors.white,
size: 36,
),
Text(
isRunning ? '공부 종료' : '공부 시작',
style: const TextStyle(
color: Colors.white,
fontWeight: FontWeight.bold,
),
),
],
),
),
),
),
_buildActionButtons(isRunning, isPaused),
const SizedBox(height: 40),
Row(
mainAxisAlignment: MainAxisAlignment.center,
@@ -209,6 +168,84 @@ class _StudyTimerScreenState extends State<StudyTimerScreen> {
);
}
Widget _buildActionButtons(bool isRunning, bool isPaused) {
if (!isRunning && !isPaused) {
return _circleButton(
size: 140,
icon: Icons.play_arrow_rounded,
label: '공부 시작',
color: AppPalette.ink,
onTap: () => _runAction(_controller.start),
);
}
return Row(
mainAxisAlignment: MainAxisAlignment.center,
children: [
_circleButton(
size: 110,
icon: isPaused ? Icons.play_arrow_rounded : Icons.pause_rounded,
label: isPaused ? '재개' : '일시정지',
color: isPaused ? AppPalette.ink : Colors.amber[700]!,
onTap: () =>
_runAction(isPaused ? _controller.resume : _controller.pause),
),
const SizedBox(width: 20),
_circleButton(
size: 110,
icon: Icons.stop_rounded,
label: '공부 종료',
color: Colors.red[400]!,
onTap: () => _runAction(_controller.stop),
),
],
);
}
Widget _circleButton({
required double size,
required IconData icon,
required String label,
required Color color,
required VoidCallback onTap,
}) {
return GestureDetector(
onTap: _controller.isBusy ? null : onTap,
child: Container(
width: size,
height: size,
decoration: BoxDecoration(
shape: BoxShape.circle,
color: color,
boxShadow: [
BoxShadow(
color: color.withValues(alpha: 0.3),
blurRadius: 20,
offset: const Offset(0, 8),
),
],
),
child: Center(
child: _controller.isBusy
? const CircularProgressIndicator(color: Colors.white)
: Column(
mainAxisSize: MainAxisSize.min,
children: [
Icon(icon, color: Colors.white, size: size > 120 ? 36 : 28),
Text(
label,
style: TextStyle(
color: Colors.white,
fontWeight: FontWeight.bold,
fontSize: size > 120 ? 14 : 12.5,
),
),
],
),
),
),
);
}
Widget _statBox(String label, String value) {
return Container(
width: 100,