425 lines
14 KiB
Dart
425 lines
14 KiB
Dart
import 'package:flutter/material.dart';
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import '../models/question_source_preference.dart';
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import '../repositories/question_source_config_repository.dart';
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import '../routes/app_routes.dart';
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import '../services/questions_hub_service.dart';
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import '../theme/app_theme.dart';
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/// Configure which question API sources are active and their relative mix.
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class QuestionSourceSettingsSheet extends StatefulWidget {
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const QuestionSourceSettingsSheet({
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super.key,
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required this.initialPreferences,
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});
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final List<QuestionSourcePreference> initialPreferences;
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static Future<void> show(BuildContext context) {
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return showDialog<void>(
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context: context,
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builder: (BuildContext context) {
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return Dialog(
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key: const Key('question-source-settings-dialog'),
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insetPadding: const EdgeInsets.symmetric(horizontal: 16, vertical: 24),
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child: ConstrainedBox(
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constraints: const BoxConstraints(maxWidth: 520),
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child: QuestionSourceSettingsSheet(
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initialPreferences:
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QuestionSourceConfigRepository.instance.current,
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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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@override
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State<QuestionSourceSettingsSheet> createState() =>
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_QuestionSourceSettingsSheetState();
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}
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class _QuestionSourceSettingsSheetState extends State<QuestionSourceSettingsSheet> {
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late List<QuestionSourcePreference> _draft;
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String? _validationMessage;
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bool _saving = false;
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bool _resettingSpelling = false;
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@override
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void initState() {
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super.initState();
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_draft = QuestionSourceConfigRepository.mergeWithDefaults(
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widget.initialPreferences,
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).map((QuestionSourcePreference source) => source.copyWith()).toList();
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}
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void _updateSource(int index, QuestionSourcePreference next) {
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setState(() {
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_draft[index] = next;
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_validationMessage = null;
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});
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}
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void _openSpellingWordList(BuildContext context) {
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Navigator.of(context).pushNamed(AppRoutes.spellingWordList);
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}
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Future<void> _confirmResetSpellingProgress() async {
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final bool? confirmed = await showDialog<bool>(
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context: context,
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builder: (BuildContext dialogContext) {
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return AlertDialog(
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key: const Key('spelling-progress-reset-confirm-dialog'),
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title: const Text('Reset spelling progress?'),
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content: const Text(
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'This deletes your spelling question links and familiarity scores '
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'and returns spelling to its initial state. You cannot undo this.',
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),
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actions: <Widget>[
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TextButton(
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onPressed: () => Navigator.of(dialogContext).pop(false),
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child: const Text('Cancel'),
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),
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TextButton(
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key: const Key('spelling-progress-reset-confirm-button'),
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onPressed: () => Navigator.of(dialogContext).pop(true),
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child: const Text('Reset'),
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),
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],
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);
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},
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);
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if (confirmed != true || !mounted) {
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return;
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}
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setState(() {
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_resettingSpelling = true;
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_validationMessage = null;
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});
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final bool ok =
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await QuestionsHubService.instance.resetSpellingProgress();
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if (!mounted) {
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return;
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}
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setState(() {
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_resettingSpelling = false;
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if (!ok) {
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_validationMessage = 'Could not reset spelling progress.';
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}
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});
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}
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Future<void> _save() async {
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final bool hasEnabled =
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_draft.any((QuestionSourcePreference source) => source.enabled);
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if (!hasEnabled) {
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setState(() {
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_validationMessage = 'Enable at least one question source.';
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});
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return;
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}
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setState(() {
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_saving = true;
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_validationMessage = null;
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});
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try {
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final List<QuestionSourcePreference> normalized =
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QuestionSourceConfigRepository.mergeWithDefaults(_draft);
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await QuestionSourceConfigRepository.instance.saveAll(normalized);
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if (mounted) {
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Navigator.of(context).pop();
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}
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} catch (_) {
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if (!mounted) {
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return;
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}
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setState(() {
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_saving = false;
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_validationMessage = 'Could not save question sources.';
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});
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}
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}
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@override
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Widget build(BuildContext context) {
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final Map<String, int> mix =
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QuestionSourceConfigRepository.effectiveMix(_draft);
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final int enabledCount =
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_draft.where((QuestionSourcePreference s) => s.enabled).length;
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return Stack(
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children: <Widget>[
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Padding(
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padding: const EdgeInsets.fromLTRB(16, 12, 8, 16),
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child: Column(
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mainAxisSize: MainAxisSize.min,
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crossAxisAlignment: CrossAxisAlignment.stretch,
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children: <Widget>[
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Row(
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children: <Widget>[
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const Icon(Icons.settings, color: AppColors.accent, size: 22),
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const SizedBox(width: 8),
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const Expanded(
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child: Text(
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'Question sources',
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style: TextStyle(
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fontSize: 18,
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fontWeight: FontWeight.w700,
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color: AppColors.textPrimary,
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),
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),
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),
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IconButton(
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key: const Key('question-source-settings-close'),
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tooltip: 'Close',
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onPressed: _resettingSpelling || _saving
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? null
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: () => Navigator.of(context).pop(),
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icon: const Icon(Icons.close),
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),
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],
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),
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Text(
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'Choose which pipelines may deliver questions and set their relative mix.',
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style: Theme.of(context).textTheme.bodyLarge,
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),
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const SizedBox(height: 12),
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Flexible(
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child: SingleChildScrollView(
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child: Column(
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children: <Widget>[
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for (int index = 0; index < _draft.length; index++)
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_QuestionSourceRow(
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key: Key('question-source-row-${_draft[index].id}'),
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source: _draft[index],
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effectivePercent: mix[_draft[index].id],
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onChanged: (QuestionSourcePreference next) =>
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_updateSource(index, next),
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onEditSpelling: _draft[index].id == 'spelling'
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? () => _openSpellingWordList(context)
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: null,
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onResetSpelling: _draft[index].id == 'spelling'
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? _confirmResetSpellingProgress
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: null,
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resetSpellingBusy: _resettingSpelling,
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),
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],
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),
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),
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),
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const SizedBox(height: 8),
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Text(
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enabledCount == 0
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? 'No sources enabled.'
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: 'Effective mix: ${mix.entries.map((MapEntry<String, int> entry) {
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final QuestionSourcePreference source = _draft.firstWhere(
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(QuestionSourcePreference s) => s.id == entry.key,
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);
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return '${source.label} ${entry.value}%';
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}).join(', ')}',
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style: Theme.of(context).textTheme.bodyLarge?.copyWith(
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color: AppColors.accent,
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fontWeight: FontWeight.w600,
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),
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),
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if (_validationMessage != null) ...<Widget>[
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const SizedBox(height: 8),
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Text(
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_validationMessage!,
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style: const TextStyle(color: Colors.redAccent),
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),
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],
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const SizedBox(height: 12),
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Row(
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mainAxisAlignment: MainAxisAlignment.end,
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children: <Widget>[
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TextButton(
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onPressed: _resettingSpelling || _saving
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? null
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: () => Navigator.of(context).pop(),
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child: const Text('Cancel'),
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),
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const SizedBox(width: 8),
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FilledButton(
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key: const Key('question-source-settings-save'),
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onPressed: _saving || _resettingSpelling ? null : _save,
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child: _saving
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? const SizedBox(
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width: 18,
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height: 18,
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child: CircularProgressIndicator(strokeWidth: 2),
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)
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: const Text('Save'),
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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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if (_resettingSpelling)
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Positioned.fill(
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child: ColoredBox(
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color: Colors.black.withValues(alpha: 0.45),
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child: const Center(
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child: SizedBox(
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width: 32,
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height: 32,
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child: CircularProgressIndicator(
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strokeWidth: 2,
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color: AppColors.accent,
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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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class _QuestionSourceRow extends StatelessWidget {
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const _QuestionSourceRow({
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super.key,
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required this.source,
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required this.effectivePercent,
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required this.onChanged,
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this.onEditSpelling,
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this.onResetSpelling,
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this.resetSpellingBusy = false,
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});
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final QuestionSourcePreference source;
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final int? effectivePercent;
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final ValueChanged<QuestionSourcePreference> onChanged;
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final VoidCallback? onEditSpelling;
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final VoidCallback? onResetSpelling;
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final bool resetSpellingBusy;
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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: 8),
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child: DecoratedBox(
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decoration: BoxDecoration(
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color: AppColors.surfaceElevated,
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borderRadius: BorderRadius.circular(12),
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border: Border.all(color: AppColors.accent.withValues(alpha: 0.15)),
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),
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child: Padding(
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padding: const EdgeInsets.fromLTRB(12, 8, 12, 12),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.stretch,
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children: <Widget>[
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Row(
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children: <Widget>[
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Expanded(
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: <Widget>[
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Row(
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children: <Widget>[
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Flexible(
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child: Text(
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source.label,
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style: Theme.of(context).textTheme.titleLarge,
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),
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),
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if (source.comingSoon) ...<Widget>[
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const SizedBox(width: 8),
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DecoratedBox(
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decoration: BoxDecoration(
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color: AppColors.accent.withValues(alpha: 0.12),
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borderRadius: BorderRadius.circular(6),
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),
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child: Padding(
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padding: const EdgeInsets.symmetric(
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horizontal: 8,
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vertical: 2,
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),
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child: Text(
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'Coming soon',
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style: Theme.of(context)
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.textTheme
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.bodyLarge
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?.copyWith(
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color: AppColors.accent,
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fontWeight: FontWeight.w600,
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fontSize: 12,
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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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const SizedBox(height: 2),
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Text(
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source.description,
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style: Theme.of(context).textTheme.bodyLarge,
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),
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],
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),
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),
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if (onEditSpelling != null)
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IconButton(
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key: const Key('question-source-edit-spelling'),
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tooltip: 'Edit spelling word list',
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onPressed: resetSpellingBusy ? null : onEditSpelling,
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icon: const Icon(Icons.edit, size: 20),
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),
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if (onResetSpelling != null)
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IconButton(
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key: const Key('question-source-reset-spelling'),
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tooltip: 'Reset spelling progress',
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onPressed: resetSpellingBusy ? null : onResetSpelling,
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icon: const Icon(Icons.restart_alt, size: 20),
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),
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Switch(
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key: Key('question-source-enabled-${source.id}'),
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value: source.enabled,
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onChanged: source.comingSoon
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? null
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: (bool enabled) =>
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onChanged(source.copyWith(enabled: enabled)),
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),
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],
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),
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if (source.enabled && !source.comingSoon) ...<Widget>[
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Row(
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children: <Widget>[
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const Text('Weight'),
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const Spacer(),
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Text(
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effectivePercent == null
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? '${source.ratio}'
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: '${source.ratio} (${effectivePercent}%)',
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style: const TextStyle(
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color: AppColors.accent,
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fontWeight: FontWeight.w600,
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),
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),
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],
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),
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Slider(
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key: Key('question-source-ratio-${source.id}'),
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value: source.ratio.toDouble(),
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min: 0,
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max: 100,
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divisions: 20,
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label: '${source.ratio}',
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onChanged: (double value) =>
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onChanged(source.copyWith(ratio: value.round())),
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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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