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👽 Authorized image load request

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💄 Optimize image styling
This commit is contained in:
LittleSheep
2026-01-13 23:15:36 +08:00
parent b66640c6df
commit 91b2797fb9
1 changed files with 161 additions and 17 deletions
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178
lib/widgets/content/image.dart
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@@ -1,11 +1,16 @@
import 'dart:math' as math;
import 'package:cached_network_image/cached_network_image.dart';
import 'package:flutter/material.dart';
import 'package:flutter_blurhash/flutter_blurhash.dart';
import 'package:flutter_cache_manager/flutter_cache_manager.dart';
import 'package:flutter_hooks/flutter_hooks.dart';
import 'package:flutter_svg/flutter_svg.dart';
import 'package:hooks_riverpod/hooks_riverpod.dart';
import 'package:island/pods/config.dart';
import 'package:island/pods/network.dart';
class UniversalImage extends HookWidget {
class UniversalImage extends HookConsumerWidget {
final String uri;
final String? blurHash;
final BoxFit fit;
@@ -28,11 +33,19 @@ class UniversalImage extends HookWidget {
});
@override
Widget build(BuildContext context) {
Widget build(BuildContext context, WidgetRef ref) {
final loaded = useState(false);
final isCached = useState<bool?>(null);
final isSvgImage = isSvg || uri.toLowerCase().endsWith('.svg');
final serverUrl = ref.watch(serverUrlProvider);
final token = ref.watch(tokenProvider);
final Map<String, String>? httpHeaders =
uri.startsWith(serverUrl) && token != null
? {'Authorization': 'AtField ${token.token}'}
: null;
useEffect(() {
DefaultCacheManager().getFileFromCache(uri).then((fileInfo) {
isCached.value = fileInfo != null;
@@ -73,6 +86,7 @@ class UniversalImage extends HookWidget {
else if (isCached.value!)
CachedNetworkImage(
imageUrl: uri,
httpHeaders: httpHeaders,
fit: fit,
width: width,
height: height,
@@ -84,17 +98,18 @@ class UniversalImage extends HookWidget {
width: width,
height: height,
),
errorWidget: (context, url, error) => useFallbackImage
? Image.asset(
'assets/images/media-offline.jpg',
fit: BoxFit.cover,
key: Key('image-broke-$uri'),
)
: SizedBox.shrink(),
errorWidget: (context, url, error) => CachedImageErrorWidget(
useFallbackImage: useFallbackImage,
uri: uri,
blurHash: blurHash,
error: error,
debug: true,
),
)
else
CachedNetworkImage(
imageUrl: uri,
httpHeaders: httpHeaders,
fit: fit,
width: width,
height: height,
@@ -123,13 +138,13 @@ class UniversalImage extends HookWidget {
),
);
},
errorWidget: (context, url, error) => useFallbackImage
? Image.asset(
'assets/images/media-offline.jpg',
fit: BoxFit.cover,
key: Key('image-broke-$uri'),
)
: SizedBox.shrink(),
errorWidget: (context, url, error) => CachedImageErrorWidget(
useFallbackImage: useFallbackImage,
uri: uri,
blurHash: blurHash,
error: error,
debug: true,
),
),
],
),
@@ -137,6 +152,135 @@ class UniversalImage extends HookWidget {
}
}
class CachedImageErrorWidget extends StatelessWidget {
final bool useFallbackImage;
final String uri;
final String? blurHash;
final dynamic error;
final bool debug;
const CachedImageErrorWidget({
super.key,
required this.useFallbackImage,
required this.uri,
this.blurHash,
this.error,
this.debug = false,
});
int? _extractStatusCode(dynamic error) {
if (error == null) return null;
final errorString = error.toString();
// Check for HttpException with status code
final httpExceptionRegex = RegExp(r'Invalid statusCode: (\d+)');
final match = httpExceptionRegex.firstMatch(errorString);
if (match != null) {
return int.tryParse(match.group(1) ?? '');
}
// Check if error has statusCode property (like DioError)
if (error.response?.statusCode != null) {
return error.response.statusCode;
}
return null;
}
@override
Widget build(BuildContext context) {
if (debug && error != null) {
debugPrint('Image load error for $uri: $error');
}
if (!useFallbackImage) {
return SizedBox.shrink();
}
final statusCode = _extractStatusCode(error);
return LayoutBuilder(
builder: (context, constraints) {
final minDimension = constraints.maxWidth < constraints.maxHeight
? constraints.maxWidth
: constraints.maxHeight;
final iconSize = math.max(
minDimension * 0.3,
28,
); // 30% of the smaller dimension
final hasEnoughSpace = minDimension > 40;
return Stack(
fit: StackFit.expand,
children: [
if (blurHash != null)
BlurHash(hash: blurHash!)
else
Image.asset(
'assets/images/media-offline.jpg',
fit: BoxFit.cover,
key: Key('-$uri'),
),
Center(
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
Icon(
_getErrorIcon(statusCode),
color: Colors.white,
size: iconSize * 0.5,
shadows: [
BoxShadow(
color: Colors.black.withOpacity(0.3),
blurRadius: 4,
offset: Offset(0, 2),
),
],
),
if (hasEnoughSpace && statusCode != null) ...[
SizedBox(height: iconSize * 0.1),
Container(
padding: EdgeInsets.symmetric(
horizontal: iconSize * 0.15,
vertical: iconSize * 0.05,
),
decoration: BoxDecoration(
color: Colors.black.withOpacity(0.7),
borderRadius: BorderRadius.circular(iconSize * 0.1),
),
child: Text(
statusCode.toString(),
style: TextStyle(
color: Colors.white,
fontSize: iconSize * 0.15,
fontWeight: FontWeight.bold,
),
),
),
],
],
),
),
],
);
},
);
}
IconData _getErrorIcon(int? statusCode) {
switch (statusCode) {
case 403:
case 401:
return Icons.lock_rounded;
case 404:
return Icons.broken_image_rounded;
case 500:
case 502:
case 503:
return Icons.error_rounded;
default:
return Icons.broken_image_rounded;
}
}
}
class AnimatedCircularProgressIndicator extends HookWidget {
final double? value;
final Color? color;
@@ -172,4 +316,4 @@ class AnimatedCircularProgressIndicator extends HookWidget {
backgroundColor: Colors.transparent,
);
}
}
}