109 lines
3.2 KiB
Dart
109 lines
3.2 KiB
Dart
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import 'package:flutter/foundation.dart';
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import 'package:flutter/material.dart';
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import '../../../shared/widgets/smart_image.dart';
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class AndroidDetailBanner extends StatefulWidget {
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const AndroidDetailBanner({
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super.key,
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required this.scrollProgress,
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required this.backdropUrl,
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required this.fallbackUrls,
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this.embyBaseUrl = '',
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this.imageHeaders,
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});
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final ValueListenable<double> scrollProgress;
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final String backdropUrl;
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final List<String> fallbackUrls;
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final String embyBaseUrl;
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final Map<String, String>? imageHeaders;
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@override
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State<AndroidDetailBanner> createState() => _AndroidDetailBannerState();
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}
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class _AndroidDetailBannerState extends State<AndroidDetailBanner> {
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bool _allImagesFailed = false;
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@override
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void didUpdateWidget(covariant AndroidDetailBanner oldWidget) {
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super.didUpdateWidget(oldWidget);
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if (oldWidget.backdropUrl != widget.backdropUrl ||
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!listEquals(oldWidget.fallbackUrls, widget.fallbackUrls)) {
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_allImagesFailed = false;
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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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return Stack(
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fit: StackFit.expand,
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children: [
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if (!_allImagesFailed)
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ShaderMask(
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shaderCallback: (bounds) => const LinearGradient(
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begin: Alignment.topCenter,
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end: Alignment.bottomCenter,
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stops: [0.0, 0.68, 1.0],
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colors: [Colors.black, Colors.black, Colors.transparent],
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).createShader(bounds),
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blendMode: BlendMode.dstIn,
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child: SmartImage(
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url: widget.backdropUrl,
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fallbackUrls: widget.fallbackUrls,
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fit: BoxFit.cover,
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alignment: Alignment.center,
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borderRadius: 0,
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placeholder: const SizedBox.expand(),
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onError: () {
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if (mounted && !_allImagesFailed) {
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setState(() => _allImagesFailed = true);
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}
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},
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resolveHttpHeaders: (url) =>
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widget.embyBaseUrl.isNotEmpty &&
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url.startsWith(widget.embyBaseUrl)
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? widget.imageHeaders
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: null,
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),
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),
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Positioned(
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top: 0,
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left: 0,
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right: 0,
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height: 120,
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child: IgnorePointer(
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child: DecoratedBox(
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decoration: BoxDecoration(
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gradient: LinearGradient(
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begin: Alignment.topCenter,
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end: Alignment.bottomCenter,
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colors: [
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Colors.black.withValues(alpha: 0.38),
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Colors.transparent,
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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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Positioned.fill(
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child: ValueListenableBuilder<double>(
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valueListenable: widget.scrollProgress,
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builder: (context, rawProgress, child) {
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final progress = rawProgress.clamp(0.0, 1.0);
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return IgnorePointer(
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child: ColoredBox(
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color: Colors.black.withValues(alpha: progress * 0.5),
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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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