505 lines
16 KiB
Dart
505 lines
16 KiB
Dart
import 'package:flutter/material.dart';
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import '../data/models.dart';
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import '../data/content_policy.dart';
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import '../state/app_state.dart';
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import 'catalog.dart';
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enum ToastKind { info, success, error }
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void toast(
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BuildContext context,
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String message, {
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ToastKind kind = ToastKind.info,
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}) {
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if (!context.mounted) return;
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final colors = Theme.of(context).colorScheme;
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final text = ContentPolicy.sanitizeText(message);
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final background = switch (kind) {
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ToastKind.error => colors.errorContainer,
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ToastKind.success => colors.tertiaryContainer,
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ToastKind.info => colors.inverseSurface,
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};
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final foreground = switch (kind) {
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ToastKind.error => colors.onErrorContainer,
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ToastKind.success => colors.onTertiaryContainer,
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ToastKind.info => colors.onInverseSurface,
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};
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ScaffoldMessenger.of(context).showSnackBar(
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SnackBar(
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backgroundColor: background,
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showCloseIcon: true,
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closeIconColor: foreground,
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content: Row(
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children: [
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Icon(
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switch (kind) {
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ToastKind.error => Icons.error_outline,
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ToastKind.success => Icons.check_circle_outline,
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ToastKind.info => Icons.info_outline,
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},
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color: foreground,
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size: 20,
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),
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const SizedBox(width: 12),
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Expanded(
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child: Text(
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text.isEmpty
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? tr(
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context,
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'This content is not available',
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'این محتوا در دسترس نیست',
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)
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: text,
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style: TextStyle(color: foreground),
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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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void goTitle(BuildContext context, TitleRecord title) {
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if (!ContentPolicy.allowsTitleJson(title.toJson()) ||
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title.id <= 0 ||
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title.title.isEmpty) {
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toast(
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context,
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tr(context, 'This content is not available', 'این محتوا در دسترس نیست'),
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);
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return;
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}
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Navigator.of(context)
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.push(MaterialPageRoute<void>(builder: (_) => TitlePage(title: title)));
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}
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class EmptyView extends StatelessWidget {
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const EmptyView({
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super.key,
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required this.title,
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this.message,
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this.icon = Icons.movie_outlined,
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this.onRetry,
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});
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final String title;
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final String? message;
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final IconData icon;
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final VoidCallback? onRetry;
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@override
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Widget build(BuildContext context) => Center(
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child: Padding(
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padding: const EdgeInsets.symmetric(horizontal: 28, vertical: 36),
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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Icon(icon, size: 44, color: Theme.of(context).colorScheme.primary),
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const SizedBox(height: 18),
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Text(
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title,
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style: Theme.of(context).textTheme.titleLarge,
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textAlign: TextAlign.center,
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),
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if (message != null) ...[
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const SizedBox(height: 10),
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Text(
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message!,
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textAlign: TextAlign.center,
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style: TextStyle(
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color: Theme.of(context).colorScheme.onSurfaceVariant,
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),
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),
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],
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if (onRetry != null) ...[
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const SizedBox(height: 20),
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FilledButton.tonalIcon(
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onPressed: onRetry,
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icon: const Icon(Icons.refresh),
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label: Text(tr(context, 'Try again', 'تلاش دوباره')),
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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 AsyncResult<T> extends StatelessWidget {
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const AsyncResult({
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super.key,
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required this.future,
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required this.builder,
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this.onRetry,
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});
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final Future<T> future;
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final Widget Function(T) builder;
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final VoidCallback? onRetry;
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@override
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Widget build(BuildContext context) => FutureBuilder<T>(
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future: future,
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builder: (context, snapshot) {
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if (snapshot.connectionState != ConnectionState.done) {
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return const Center(
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child: Padding(
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padding: EdgeInsets.all(48),
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child: CircularProgressIndicator(),
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),
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);
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}
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if (snapshot.hasError) {
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return EmptyView(
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title: tr(
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context,
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'Could not load this page',
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'بارگذاری صفحه ممکن نشد',
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),
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message: snapshot.error.toString(),
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icon: Icons.wifi_off_rounded,
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onRetry: onRetry,
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);
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}
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if (!snapshot.hasData) {
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return EmptyView(
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title: tr(context, 'Nothing here yet', 'هنوز محتوایی وجود ندارد'),
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);
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}
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return builder(snapshot.data as T);
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},
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);
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}
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class MediaArtwork extends StatelessWidget {
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const MediaArtwork({
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super.key,
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required this.url,
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this.fit = BoxFit.cover,
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this.width,
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this.height,
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});
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final String url;
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final BoxFit fit;
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final double? width, height;
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@override
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Widget build(BuildContext context) {
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Widget fallback() => ColoredBox(
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color: Theme.of(context).colorScheme.surfaceContainerHighest,
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child: Center(
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child: Icon(
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Icons.local_movies_outlined,
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color: Theme.of(context).colorScheme.onSurfaceVariant,
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size: 32,
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),
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),
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);
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final dataSaver =
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context
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.dependOnInheritedWidgetOfExactType<AppScope>()
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?.notifier
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?.prefs
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.dataSaver ??
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false;
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if (url.isEmpty || dataSaver || !ContentPolicy.allowsUrl(url)) {
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return SizedBox(width: width, height: height, child: fallback());
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}
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return LayoutBuilder(
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builder: (context, constraints) {
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// A parent SizedBox often supplies thumbnail dimensions instead of the
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// optional widget width. Decode for that slot, not the 480px fallback.
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final logicalWidth = width ??
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(constraints.hasBoundedWidth ? constraints.maxWidth : null);
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final cacheWidth = logicalWidth == null || !logicalWidth.isFinite
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? 480
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: (logicalWidth * MediaQuery.devicePixelRatioOf(context))
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.ceil()
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.clamp(1, 1200);
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return Image.network(
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url,
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fit: fit,
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width: width,
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height: height,
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cacheWidth: cacheWidth,
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errorBuilder: (_, _, _) =>
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SizedBox(width: width, height: height, child: fallback()),
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loadingBuilder: (_, child, progress) =>
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progress == null ? child : fallback(),
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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 PosterCard extends StatelessWidget {
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const PosterCard({super.key, required this.title, this.width = 132});
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final TitleRecord title;
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final double width;
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@override
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Widget build(BuildContext context) {
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if (!ContentPolicy.allowsTitleJson(title.toJson()) ||
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title.id <= 0 ||
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title.title.isEmpty) {
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return const SizedBox.shrink();
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}
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final state = AppScope.of(context);
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return SizedBox(
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width: width,
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child: InkWell(
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borderRadius: BorderRadius.circular(14),
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onTap: () => goTitle(context, title),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Expanded(
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child: ClipRRect(
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borderRadius: BorderRadius.circular(14),
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child: Stack(
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fit: StackFit.expand,
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children: [
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MediaArtwork(url: title.image, width: width),
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if (title.imdb > 0)
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PositionedDirectional(
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top: 8,
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start: 8,
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child: DecoratedBox(
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decoration: BoxDecoration(
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color: Colors.black.withValues(alpha: .78),
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borderRadius: BorderRadius.circular(7),
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),
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child: Padding(
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padding: const EdgeInsets.symmetric(
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horizontal: 6,
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vertical: 4,
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),
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child: Text(
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'★ ${title.imdb.toStringAsFixed(1)}',
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style: const TextStyle(
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fontSize: 11,
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color: Color(0xFFFFD777),
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fontWeight: FontWeight.w700,
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),
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),
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),
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),
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),
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PositionedDirectional(
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bottom: 6,
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end: 6,
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child: IconButton.filledTonal(
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constraints: const BoxConstraints.tightFor(
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width: 32,
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height: 32,
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),
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padding: EdgeInsets.zero,
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iconSize: 18,
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tooltip: tr(context, 'Watchlist', 'تماشای بعدی'),
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onPressed: () async {
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try {
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await state.toggleSaved(title);
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} catch (error) {
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if (context.mounted) {
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toast(
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context,
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error.toString(),
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kind: ToastKind.error,
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);
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}
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}
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},
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icon: Icon(
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state.hasSaved(title.id, kind: title.type)
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? Icons.bookmark_rounded
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: Icons.bookmark_border_rounded,
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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: 9),
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Text(
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title.title,
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maxLines: 1,
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overflow: TextOverflow.ellipsis,
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style: const TextStyle(fontSize: 13, fontWeight: FontWeight.w600),
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),
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const SizedBox(height: 3),
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Text(
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[
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if (title.year > 0) '${title.year}',
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title.isSeries
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? tr(context, 'Series', 'سریال')
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: tr(context, 'Movie', 'فیلم'),
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].join(' · '),
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maxLines: 1,
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style: TextStyle(
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fontSize: 11,
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color: Theme.of(context).colorScheme.onSurfaceVariant,
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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 PosterRail extends StatelessWidget {
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const PosterRail({
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super.key,
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required this.title,
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required this.items,
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this.onMore,
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});
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final String title;
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final List<TitleRecord> items;
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final VoidCallback? onMore;
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@override
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Widget build(BuildContext context) {
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final visible = items
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.where(
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(item) =>
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item.id > 0 &&
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item.title.isNotEmpty &&
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ContentPolicy.allowsTitleJson(item.toJson()),
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)
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.toList();
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if (visible.isEmpty || !ContentPolicy.allowsText(title)) {
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return const SizedBox.shrink();
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}
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return Padding(
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padding: const EdgeInsets.only(bottom: 24),
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child: Column(
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children: [
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Padding(
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padding: const EdgeInsetsDirectional.fromSTEB(20, 0, 12, 12),
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child: Row(
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children: [
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Expanded(
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child: Text(
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title,
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style: Theme.of(context).textTheme.titleMedium
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?.copyWith(fontWeight: FontWeight.w700),
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),
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),
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if (onMore != null)
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TextButton(
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onPressed: onMore,
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child: Text(tr(context, 'See all', 'نمایش همه')),
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),
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],
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),
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),
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SizedBox(
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height: 244,
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child: ListView.separated(
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padding: const EdgeInsets.symmetric(horizontal: 20),
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scrollDirection: Axis.horizontal,
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itemCount: visible.length,
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separatorBuilder: (_, _) => const SizedBox(width: 13),
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itemBuilder: (_, index) => PosterCard(title: visible[index]),
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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 PosterGrid extends StatelessWidget {
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const PosterGrid({super.key, required this.items, this.sliver = false});
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final List<TitleRecord> items;
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/// Compose directly into the owning viewport instead of measuring every row.
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final bool sliver;
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@override
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Widget build(BuildContext context) {
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final visible = items
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.where(
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(item) =>
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item.id > 0 &&
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item.title.isNotEmpty &&
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ContentPolicy.allowsTitleJson(item.toJson()),
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)
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.toList();
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if (visible.isEmpty) {
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return sliver
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? const SliverToBoxAdapter(child: SizedBox.shrink())
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: const SizedBox.shrink();
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}
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final state = AppScope.of(context);
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final Widget content;
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if (state.prefs.compactCatalog) {
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content = SliverList.separated(
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itemCount: visible.length,
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separatorBuilder: (_, _) => const Divider(height: 8),
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itemBuilder: (context, index) {
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final title = visible[index];
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return ListTile(
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key: ValueKey('compact-title-row:${title.libraryKey}'),
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contentPadding: const EdgeInsets.symmetric(horizontal: 8),
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minTileHeight: 96,
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leading: ClipRRect(
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borderRadius: BorderRadius.circular(8),
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child: MediaArtwork(url: title.image, width: 56, height: 80),
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),
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title: Text(
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title.title,
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maxLines: 2,
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overflow: TextOverflow.ellipsis,
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),
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subtitle: Text(
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[
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if (title.year > 0) '${title.year}',
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title.isSeries
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? tr(context, 'Series', 'سریال')
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: tr(context, 'Movie', 'فیلم'),
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if (title.imdb > 0) 'IMDb ${title.imdb.toStringAsFixed(1)}',
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].join(' · '),
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),
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onTap: () => goTitle(context, title),
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trailing: IconButton(
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tooltip: tr(context, 'Watchlist', 'تماشای بعدی'),
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icon: Icon(
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state.hasSaved(title.id, kind: title.type)
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? Icons.bookmark
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: Icons.bookmark_outline,
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),
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onPressed: () async {
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try {
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await state.toggleSaved(title);
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} catch (error) {
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if (context.mounted) {
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toast(context, error.toString(), kind: ToastKind.error);
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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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} else {
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content = SliverGrid.builder(
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gridDelegate: const SliverGridDelegateWithMaxCrossAxisExtent(
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maxCrossAxisExtent: 190,
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childAspectRatio: .56,
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mainAxisSpacing: 20,
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crossAxisSpacing: 14,
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),
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itemCount: visible.length,
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itemBuilder: (_, index) => PosterCard(title: visible[index]),
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);
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}
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final padded = SliverPadding(
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padding: const EdgeInsets.all(16),
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sliver: content,
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);
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return sliver
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? padded
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: CustomScrollView(
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shrinkWrap: true,
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physics: const NeverScrollableScrollPhysics(),
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slivers: [padded],
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);
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}
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}
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