Surface/lib/widgets/attachment/attachment_list.dart
2024-11-14 22:42:06 +08:00

124 lines
3.9 KiB
Dart

import 'package:flutter/gestures.dart';
import 'package:flutter/material.dart';
import 'package:gap/gap.dart';
import 'package:responsive_framework/responsive_framework.dart';
import 'package:surface/types/attachment.dart';
import 'package:surface/widgets/attachment/attachment_item.dart';
class AttachmentList extends StatelessWidget {
final List<SnAttachment> data;
final bool? bordered;
final double? maxHeight;
final EdgeInsets? listPadding;
const AttachmentList({
super.key,
required this.data,
this.bordered,
this.maxHeight,
this.listPadding,
});
static const BorderRadius kDefaultRadius =
BorderRadius.all(Radius.circular(8));
@override
Widget build(BuildContext context) {
final borderSide = (bordered ?? false)
? BorderSide(width: 1, color: Theme.of(context).dividerColor)
: BorderSide.none;
final backgroundColor = Theme.of(context).colorScheme.surfaceContainer;
final constraints = BoxConstraints(
minWidth: 80,
maxHeight: maxHeight ?? double.infinity,
);
if (data.isEmpty) return const SizedBox.shrink();
if (data.length == 1) {
if (ResponsiveBreakpoints.of(context).largerThan(MOBILE)) {
return Padding(
// Single child list-like displaying
padding: listPadding ?? EdgeInsets.zero,
child: Container(
constraints: constraints,
decoration: BoxDecoration(
color: backgroundColor,
border: Border(top: borderSide, bottom: borderSide),
borderRadius: kDefaultRadius,
),
child: AspectRatio(
aspectRatio: data[0].metadata['ratio']?.toDouble() ?? 1,
child: ClipRRect(
borderRadius: kDefaultRadius,
child: AttachmentItem(data: data[0], isExpandable: true),
),
),
),
);
}
return Container(
decoration: BoxDecoration(
color: backgroundColor,
border: Border(top: borderSide, bottom: borderSide),
),
child: AspectRatio(
aspectRatio: data[0].metadata['ratio']?.toDouble() ?? 1,
child: AttachmentItem(data: data[0], isExpandable: true),
),
);
}
return Container(
constraints: BoxConstraints(maxHeight: maxHeight ?? 320),
child: ScrollConfiguration(
behavior: _AttachmentListScrollBehavior(),
child: ListView.separated(
shrinkWrap: true,
itemCount: data.length,
itemBuilder: (context, idx) {
return Stack(
children: [
Container(
constraints: constraints,
decoration: BoxDecoration(
color: backgroundColor,
border: Border(top: borderSide, bottom: borderSide),
borderRadius: kDefaultRadius,
),
child: AspectRatio(
aspectRatio: data[idx].metadata['ratio']?.toDouble() ?? 1,
child: ClipRRect(
borderRadius: kDefaultRadius,
child:
AttachmentItem(data: data[idx], isExpandable: true),
),
),
),
Positioned(
right: 12,
bottom: 12,
child: Chip(
label: Text('${idx + 1}/${data.length}'),
),
),
],
);
},
separatorBuilder: (context, index) => const Gap(8),
padding: listPadding,
physics: const BouncingScrollPhysics(),
scrollDirection: Axis.horizontal,
),
),
);
}
}
class _AttachmentListScrollBehavior extends MaterialScrollBehavior {
@override
Set<PointerDeviceKind> get dragDevices => {
PointerDeviceKind.touch,
PointerDeviceKind.mouse,
};
}