159 lines
4.0 KiB
Dart
159 lines
4.0 KiB
Dart
// Author: fruit.com.cn
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import 'package:flutter/material.dart';
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import '../../core/data/models/drama.dart';
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import '../../core/data/repositories/watch_history_repository.dart';
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import '../../l10n/app_localizations.dart';
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enum DiscoverPageAction { home, my, watchlist, detail, resume }
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class DiscoverLogic extends ChangeNotifier {
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DiscoverLogic({required this.history, required this.drama}) {
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refreshPosition();
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}
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final WatchHistoryRepository history;
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Drama drama;
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late Future<Duration?> position;
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final TextEditingController search = TextEditingController();
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final FocusNode searchFocus = FocusNode();
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final ScrollController scroll = ScrollController();
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int category = 0;
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bool _disposed = false;
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void notify() {
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if (!_disposed) notifyListeners();
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}
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void refreshPosition() {
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position = history.positionFor(
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demoProfileId,
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drama.id,
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drama.episodes.first.id,
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);
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}
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void selectCategory(int index) {
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category = index;
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notify();
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}
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void onSearchChanged() => notify();
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void syncDrama({
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required bool active,
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required bool wasActive,
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required Drama nextDrama,
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required bool dramaChanged,
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required int searchRequest,
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required int previousSearchRequest,
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required bool Function() isActive,
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}) {
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if (active && (!wasActive || dramaChanged)) {
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drama = nextDrama;
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refreshPosition();
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notify();
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}
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if (active && searchRequest != previousSearchRequest) {
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WidgetsBinding.instance.addPostFrameCallback((_) {
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if (isActive()) searchFocus.requestFocus();
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});
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}
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}
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void act(
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BuildContext context,
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DiscoverPageAction action, {
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required bool embedded,
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ValueChanged<DiscoverPageAction>? onAction,
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}) {
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if (embedded) {
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onAction?.call(action);
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} else {
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Navigator.pop(context, action);
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}
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}
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Drama? dramaFor(String? dramaId, List<Drama> dramas) {
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for (final item in dramas) {
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if (item.id == dramaId) return item;
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}
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return null;
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}
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void openCard(
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BuildContext context,
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Drama? selected, {
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required bool embedded,
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ValueChanged<Drama>? onDramaSelected,
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ValueChanged<DiscoverPageAction>? onAction,
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}) {
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if (selected == null) {
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unavailable(context);
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} else if (embedded && onDramaSelected != null) {
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onDramaSelected(selected);
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} else {
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act(context, DiscoverPageAction.detail, embedded: embedded, onAction: onAction);
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}
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}
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void unavailable(BuildContext context) {
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final l10n = AppLocalizations.of(context)!;
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ScaffoldMessenger.of(
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context,
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).showSnackBar(SnackBar(content: Text(l10n.artworkOnlyNotice)));
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}
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void catalogInfo(BuildContext context) {
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final l10n = AppLocalizations.of(context)!;
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ScaffoldMessenger.of(
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context,
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).showSnackBar(SnackBar(content: Text(l10n.demoCatalogNotice)));
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}
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void showFilters(BuildContext context) {
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final l10n = AppLocalizations.of(context)!;
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final labels = [
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l10n.featured,
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l10n.suspense,
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l10n.romance,
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l10n.actionGenre,
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];
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showModalBottomSheet<void>(
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context: context,
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backgroundColor: const Color(0xFF202126),
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showDragHandle: true,
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builder: (sheetContext) => SafeArea(
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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ListTile(title: Text(l10n.filter)),
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for (var index = 0; index < labels.length; index++)
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ListTile(
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title: Text(labels[index]),
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trailing: index == category
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? const Icon(Icons.check_rounded, color: Color(0xFFFF5B3D))
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: null,
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onTap: () {
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selectCategory(index);
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Navigator.pop(sheetContext);
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},
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),
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const SizedBox(height: 8),
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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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void dispose() {
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_disposed = true;
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search.dispose();
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searchFocus.dispose();
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scroll.dispose();
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super.dispose();
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}
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}
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