app/lib/widgets/src/cache_svg_image.dart
2025-11-26 13:23:35 +08:00

53 lines
1.4 KiB
Dart

import 'dart:io';
import 'package:fluent_ui/fluent_ui.dart';
import 'package:flutter_hooks/flutter_hooks.dart';
import 'package:flutter_svg/svg.dart';
import 'package:starcitizen_doctor/common/utils/file_cache_utils.dart';
class CachedSvgImage extends HookWidget {
final String url;
final double? width;
final double? height;
final BoxFit? fit;
const CachedSvgImage(this.url, {super.key, this.width, this.height, this.fit});
@override
Widget build(BuildContext context) {
final cachedFile = useState<File?>(null);
final errorInfo = useState<String?>(null);
useEffect(() {
() async {
try {
final file = await FileCacheUtils.getFile(url);
if (context.mounted) cachedFile.value = file;
} catch (e) {
debugPrint("Error loading SVG: $e");
if (context.mounted) errorInfo.value = "Error loading SVG: $e";
}
}();
return null;
}, [url]);
if (errorInfo.value != null) {
return SizedBox(
width: width,
height: height,
child: Center(
child: Text(errorInfo.value!, style: TextStyle(color: Colors.red)),
),
);
}
return cachedFile.value != null
? SvgPicture.file(cachedFile.value!, width: width, height: height, fit: fit ?? BoxFit.contain)
: SizedBox(
width: width,
height: height,
child: Center(child: ProgressRing()),
);
}
}