Files
eryao/apps/lib/features/divination/presentation/screens/manual_divination_screen.dart
T

443 lines
14 KiB
Dart

import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:intl/intl.dart';
import '../../../../core/network/api_problem.dart';
import '../../../../core/network/api_problem_mapper.dart';
import '../../../../l10n/app_localizations.dart';
import '../../../../shared/theme/design_tokens.dart';
import '../../../../shared/widgets/divination/divination_shared_widgets.dart';
import '../../../../shared/widgets/divination/divination_terms.dart';
import '../../../../shared/widgets/divination/yao_legend.dart';
import '../../../../shared/widgets/divination/yao_line_row.dart';
import '../../../../shared/widgets/toast/toast.dart';
import '../../../../shared/widgets/toast/toast_type.dart';
import '../../../../shared/widgets/date_time_picker/date_time_picker_bottom_sheet.dart';
import '../../data/models/divination_params.dart';
import '../../data/services/divination_run_service.dart';
import 'divination_result_screen.dart';
class ManualDivinationScreen extends StatefulWidget {
const ManualDivinationScreen({
super.key,
required this.params,
required this.runService,
});
final DivinationParams params;
final DivinationRunService runService;
@override
State<ManualDivinationScreen> createState() => _ManualDivinationScreenState();
}
class _ManualDivinationScreenState extends State<ManualDivinationScreen>
with TickerProviderStateMixin {
late DateTime _selectedTime;
final List<YaoType?> _selectedYaos = List<YaoType?>.filled(6, null);
late final AnimationController _blinkController;
bool _submitting = false;
@override
void initState() {
super.initState();
_selectedTime = widget.params.divinationTime;
_blinkController = AnimationController(
vsync: this,
duration: const Duration(milliseconds: 500),
)..repeat(reverse: true);
}
@override
void dispose() {
_blinkController.dispose();
super.dispose();
}
bool get _allSelected => _selectedYaos.every((v) => v != null);
@override
Widget build(BuildContext context) {
final colors = Theme.of(context).colorScheme;
final l10n = AppLocalizations.of(context)!;
return Scaffold(
backgroundColor: colors.surface,
appBar: AppBar(
title: Text(l10n.manualScreenTitle),
centerTitle: true,
backgroundColor: colors.surface,
surfaceTintColor: colors.surface,
),
body: SingleChildScrollView(
padding: const EdgeInsets.all(AppSpacing.xl),
child: Column(
children: [
_buildInstruction(),
const SizedBox(height: AppSpacing.lg),
_TimeCard(selectedTime: _selectedTime, onPickTime: _pickTime),
const SizedBox(height: AppSpacing.lg),
_YaoSelectionCard(
selectedYaos: _selectedYaos,
blinkAnimation: _blinkController,
onSelect: _onSelectYao,
onNeedTip: _showOrderTip,
),
const SizedBox(height: AppSpacing.xl),
AnimatedBuilder(
animation: _blinkController,
builder: (context, _) {
final base = colors.primary;
return SizedBox(
width: double.infinity,
height: 50,
child: FilledButton(
onPressed: _allSelected && !_submitting ? _submitRun : null,
style: FilledButton.styleFrom(
backgroundColor: _allSelected
? base.withValues(
alpha: 0.6 + _blinkController.value * 0.4,
)
: base,
),
child: _submitting
? const SizedBox(
width: 18,
height: 18,
child: CircularProgressIndicator(strokeWidth: 2),
)
: Text(l10n.manualStartResolve),
),
);
},
),
],
),
),
);
}
Widget _buildInstruction() {
final l10n = AppLocalizations.of(context)!;
return DivinationInstructionCard(
text: l10n.manualYaoInstruction,
onTap: () {
showDialog<void>(
context: context,
builder: (_) {
return DivinationGuideDialog(
title: l10n.manualSelectYaoTitle,
guideImages: const [
'assets/images/qigua/lc2.jpg',
'assets/images/qigua/lc3.jpg',
'assets/images/qigua/lc4.jpg',
'assets/images/qigua/lc5.jpg',
],
instructionText: l10n.manualYaoTipContent,
);
},
);
},
);
}
Future<void> _pickTime() async {
final result = await showDateTimePickerBottomSheet(
context: context,
initialDateTime: _selectedTime,
minDateTime: DateTime(2000),
maxDateTime: DateTime(2100),
);
if (result == null || !mounted) return;
setState(() {
_selectedTime = result;
});
}
void _onSelectYao(int index, YaoType type) {
setState(() {
_selectedYaos[index] = type;
});
HapticFeedback.selectionClick();
}
Future<void> _showOrderTip() async {
final l10n = AppLocalizations.of(context)!;
await showDialog<void>(
context: context,
builder: (context) {
return AlertDialog(
title: Text(l10n.manualYaoTipTitle),
content: Text(l10n.manualYaoTipContent),
actions: [
TextButton(
onPressed: () => Navigator.of(context).pop(),
child: Text(l10n.divinationIAcknowledge),
),
],
);
},
);
}
Future<void> _submitRun() async {
final l10n = AppLocalizations.of(context)!;
setState(() {
_submitting = true;
});
try {
final aggregate = await widget.runService.run(
params: widget.params.copyWith(divinationTime: _selectedTime),
yaoStates: _selectedYaos.cast<YaoType>(),
);
if (!mounted) {
return;
}
Navigator.of(context).push(
MaterialPageRoute<void>(
builder: (_) => DivinationResultScreen(
data: aggregate.toViewData(
widget.params.copyWith(divinationTime: _selectedTime),
),
),
),
);
} catch (error) {
if (!mounted) {
return;
}
final message = error is ApiProblem
? mapApiProblemToMessage(error, l10n)
: l10n.errorRequestGeneric;
Toast.show(context, message, type: ToastType.error);
} finally {
if (!mounted) {
return;
}
setState(() {
_submitting = false;
});
}
}
}
class _TimeCard extends StatelessWidget {
const _TimeCard({required this.selectedTime, required this.onPickTime});
final DateTime selectedTime;
final VoidCallback onPickTime;
@override
Widget build(BuildContext context) {
final colors = Theme.of(context).colorScheme;
final l10n = AppLocalizations.of(context)!;
return Card(
margin: EdgeInsets.zero,
color: colors.surface,
elevation: 2,
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(AppRadius.md),
),
child: Padding(
padding: const EdgeInsets.all(AppSpacing.lg),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(
l10n.manualSelectTime,
style: Theme.of(context).textTheme.titleMedium?.copyWith(
color: colors.primary,
fontWeight: FontWeight.w700,
),
),
const SizedBox(height: AppSpacing.md),
Row(
children: [
Expanded(
child: Text(
DateFormat.yMd(
Localizations.localeOf(context).toString(),
).add_Hm().format(selectedTime),
style: Theme.of(context).textTheme.titleMedium,
),
),
OutlinedButton(
onPressed: onPickTime,
child: Text(l10n.divinationModify),
),
],
),
],
),
),
);
}
}
class _YaoSelectionCard extends StatelessWidget {
const _YaoSelectionCard({
required this.selectedYaos,
required this.blinkAnimation,
required this.onSelect,
required this.onNeedTip,
});
final List<YaoType?> selectedYaos;
final Animation<double> blinkAnimation;
final void Function(int, YaoType) onSelect;
final Future<void> Function() onNeedTip;
@override
Widget build(BuildContext context) {
final colors = Theme.of(context).colorScheme;
final l10n = AppLocalizations.of(context)!;
final rowNames = DivinationTerms.yaoNames.reversed.toList();
return Card(
margin: EdgeInsets.zero,
color: colors.surface,
elevation: 2,
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(AppRadius.md),
),
child: Padding(
padding: const EdgeInsets.all(AppSpacing.lg),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(
l10n.manualSpecifyYaoCombo,
style: Theme.of(context).textTheme.titleMedium?.copyWith(
color: colors.primary,
fontWeight: FontWeight.w700,
),
),
const SizedBox(height: AppSpacing.md),
...List.generate(rowNames.length, (i) {
final yaoIndex = 5 - i;
final current = selectedYaos[yaoIndex];
final enabled =
yaoIndex == 0 || selectedYaos[yaoIndex - 1] != null;
final shouldBlink = enabled && current == null;
return Padding(
padding: const EdgeInsets.only(bottom: AppSpacing.md),
child: AnimatedBuilder(
animation: blinkAnimation,
builder: (context, _) {
final borderColor = shouldBlink
? colors.primary.withValues(
alpha: 0.3 + blinkAnimation.value * 0.7,
)
: (enabled ? colors.primary : colors.outline);
return OutlinedButton(
style: OutlinedButton.styleFrom(
minimumSize: const Size.fromHeight(52),
padding: const EdgeInsets.symmetric(
horizontal: AppSpacing.sm,
),
side: BorderSide(
color: borderColor,
width: shouldBlink ? 2 : 1,
),
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(AppRadius.sm),
),
),
onPressed: () {
if (!enabled) {
onNeedTip();
return;
}
_showOptionsDialog(context, yaoIndex, onSelect);
},
child: YaoLineRow(
name: rowNames[i],
type: current ?? YaoType.undetermined,
showChangeMark: true,
enabled: enabled,
),
);
},
),
);
}),
const SizedBox(height: AppSpacing.xs),
const Align(alignment: Alignment.centerLeft, child: YaoLegend()),
],
),
),
);
}
Future<void> _showOptionsDialog(
BuildContext context,
int yaoIndex,
void Function(int, YaoType) onSelect,
) {
final l10n = AppLocalizations.of(context)!;
final options = <(String, YaoType)>[
(
'${DivinationTerms.yaoTypeLabels[YaoTypeLabel.youngYang]} (\u2014)\uFF1A\u82B1\u5B57\u5B57',
YaoType.youngYang,
),
(
'${DivinationTerms.yaoTypeLabels[YaoTypeLabel.youngYin]} (--)\uFF1A\u5B57\u82B1\u82B1',
YaoType.youngYin,
),
(
'${DivinationTerms.yaoTypeLabels[YaoTypeLabel.oldYang]} (\u2014\u25CB)\uFF1A\u82B1\u82B1\u82B1',
YaoType.oldYang,
),
(
'${DivinationTerms.yaoTypeLabels[YaoTypeLabel.oldYin]} (--\u00D7)\uFF1A\u5B57\u5B57\u5B57',
YaoType.oldYin,
),
];
return showDialog<void>(
context: context,
builder: (context) {
return AlertDialog(
title: Text(l10n.manualSelectYaoTitle),
content: SingleChildScrollView(
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
for (final option in options)
Padding(
padding: const EdgeInsets.only(bottom: AppSpacing.sm),
child: OutlinedButton(
onPressed: () {
onSelect(yaoIndex, option.$2);
Navigator.of(context).pop();
},
style: OutlinedButton.styleFrom(
minimumSize: const Size.fromHeight(44),
),
child: Text(option.$1),
),
),
const SizedBox(height: AppSpacing.sm),
const Align(
alignment: Alignment.centerLeft,
child: Text('字花图片说明:'),
),
const SizedBox(height: AppSpacing.sm),
Image.asset(
'assets/images/qigua/zihua.jpg',
width: double.infinity,
height: 180,
fit: BoxFit.contain,
),
],
),
),
actions: [
TextButton(
onPressed: () => Navigator.of(context).pop(),
child: Text(l10n.divinationClose),
),
],
);
},
);
}
}