Initial commit

2026-07-14 11:11:36 +08:00
commit 656499cf94
604 changed files with 119518 additions and 0 deletions
@@ -0,0 +1,108 @@
+import 'package:flutter/foundation.dart';
+import 'package:flutter/material.dart';
+
+import '../../../shared/widgets/smart_image.dart';
+
+
+class AndroidDetailBanner extends StatefulWidget {
+  const AndroidDetailBanner({
+    super.key,
+    required this.scrollProgress,
+    required this.backdropUrl,
+    required this.fallbackUrls,
+    this.embyBaseUrl = '',
+    this.imageHeaders,
+  });
+
+  final ValueListenable<double> scrollProgress;
+  final String backdropUrl;
+  final List<String> fallbackUrls;
+  final String embyBaseUrl;
+  final Map<String, String>? imageHeaders;
+
+  @override
+  State<AndroidDetailBanner> createState() => _AndroidDetailBannerState();
+}
+
+class _AndroidDetailBannerState extends State<AndroidDetailBanner> {
+  bool _allImagesFailed = false;
+
+  @override
+  void didUpdateWidget(covariant AndroidDetailBanner oldWidget) {
+    super.didUpdateWidget(oldWidget);
+    if (oldWidget.backdropUrl != widget.backdropUrl ||
+        !listEquals(oldWidget.fallbackUrls, widget.fallbackUrls)) {
+      _allImagesFailed = false;
+    }
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return Stack(
+      fit: StackFit.expand,
+      children: [
+        if (!_allImagesFailed)
+          ShaderMask(
+            shaderCallback: (bounds) => const LinearGradient(
+              begin: Alignment.topCenter,
+              end: Alignment.bottomCenter,
+              stops: [0.0, 0.68, 1.0],
+              colors: [Colors.black, Colors.black, Colors.transparent],
+            ).createShader(bounds),
+            blendMode: BlendMode.dstIn,
+            child: SmartImage(
+              url: widget.backdropUrl,
+              fallbackUrls: widget.fallbackUrls,
+              fit: BoxFit.cover,
+              alignment: Alignment.center,
+              borderRadius: 0,
+              placeholder: const SizedBox.expand(),
+              onError: () {
+                if (mounted && !_allImagesFailed) {
+                  setState(() => _allImagesFailed = true);
+                }
+              },
+              resolveHttpHeaders: (url) =>
+                  widget.embyBaseUrl.isNotEmpty &&
+                      url.startsWith(widget.embyBaseUrl)
+                  ? widget.imageHeaders
+                  : null,
+            ),
+          ),
+        Positioned(
+          top: 0,
+          left: 0,
+          right: 0,
+          height: 120,
+          child: IgnorePointer(
+            child: DecoratedBox(
+              decoration: BoxDecoration(
+                gradient: LinearGradient(
+                  begin: Alignment.topCenter,
+                  end: Alignment.bottomCenter,
+                  colors: [
+                    Colors.black.withValues(alpha: 0.38),
+                    Colors.transparent,
+                  ],
+                ),
+              ),
+            ),
+          ),
+        ),
+        Positioned.fill(
+          child: ValueListenableBuilder<double>(
+            valueListenable: widget.scrollProgress,
+            builder: (context, rawProgress, child) {
+              final progress = rawProgress.clamp(0.0, 1.0);
+              return IgnorePointer(
+                child: ColoredBox(
+                  color: Colors.black.withValues(alpha: progress * 0.5),
+                ),
+              );
+            },
+          ),
+        ),
+      ],
+    );
+  }
+}