75 lines
2 KiB
Dart
75 lines
2 KiB
Dart
import 'dart:io';
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import 'dart:math';
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import 'package:aves/model/entry.dart';
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import 'package:aves/theme/icons.dart';
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import 'package:aves/utils/mime_utils.dart';
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import 'package:flutter/foundation.dart';
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import 'package:flutter/material.dart';
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class ErrorThumbnail extends StatefulWidget {
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final AvesEntry entry;
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final double extent;
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const ErrorThumbnail({
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super.key,
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required this.entry,
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required this.extent,
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});
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@override
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State<ErrorThumbnail> createState() => _ErrorThumbnailState();
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}
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class _ErrorThumbnailState extends State<ErrorThumbnail> {
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late Future<bool> _exists;
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AvesEntry get entry => widget.entry;
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double get extent => widget.extent;
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@override
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void initState() {
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super.initState();
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_exists = entry.path != null ? File(entry.path!).exists() : SynchronousFuture(true);
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}
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@override
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Widget build(BuildContext context) {
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const color = Colors.blueGrey;
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return FutureBuilder<bool>(
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future: _exists,
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builder: (context, snapshot) {
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Widget child;
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if (snapshot.connectionState != ConnectionState.done) {
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child = const SizedBox();
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} else {
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final exists = snapshot.data!;
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child = exists
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? LayoutBuilder(builder: (context, constraints) {
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final fontSize = min(extent, constraints.biggest.width) / 5;
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return Text(
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MimeUtils.displayType(entry.mimeType),
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style: TextStyle(
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color: color,
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fontSize: fontSize,
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),
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textAlign: TextAlign.center,
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);
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})
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: Icon(
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AIcons.broken,
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size: extent / 2,
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color: color,
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);
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}
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return Container(
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alignment: Alignment.center,
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color: Colors.black,
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width: extent,
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height: extent,
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child: child,
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);
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});
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}
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}
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