Files
stream-chat-flutter/packages/stream_chat_flutter/lib/src/url_attachment.dart
T
2021-06-09 16:11:59 +02:00

110 lines
3.5 KiB
Dart

import 'package:cached_network_image/cached_network_image.dart';
import 'package:flutter/material.dart';
import 'package:stream_chat_flutter/src/utils.dart';
import 'package:stream_chat_flutter/stream_chat_flutter.dart';
/// Widget to display URL attachment
class UrlAttachment extends StatelessWidget {
/// Constructor for creating a [UrlAttachment]
const UrlAttachment({
Key? key,
required this.urlAttachment,
required this.hostDisplayName,
this.textPadding = const EdgeInsets.symmetric(
horizontal: 16,
vertical: 8,
),
}) : super(key: key);
/// Attachment to be displayed
final Attachment urlAttachment;
/// Host name
final String hostDisplayName;
/// Padding for text
final EdgeInsets textPadding;
@override
Widget build(BuildContext context) {
final chatThemeData = StreamChatTheme.of(context);
return GestureDetector(
onTap: () {
launchURL(
context,
urlAttachment.ogScrapeUrl,
);
},
child: Column(
crossAxisAlignment: CrossAxisAlignment.stretch,
children: [
if (urlAttachment.imageUrl != null)
Container(
clipBehavior: Clip.hardEdge,
margin: const EdgeInsets.symmetric(horizontal: 8),
decoration: BoxDecoration(
borderRadius: BorderRadius.circular(8),
),
child: Stack(
children: [
CachedNetworkImage(
width: double.infinity,
imageUrl: urlAttachment.imageUrl!,
fit: BoxFit.cover,
),
Positioned(
left: 0,
bottom: -1,
child: Container(
decoration: BoxDecoration(
borderRadius: const BorderRadius.only(
topRight: Radius.circular(16),
),
color: chatThemeData.colorTheme.blueAlice,
),
child: Padding(
padding: const EdgeInsets.only(
top: 8,
left: 8,
right: 8,
),
child: Text(
hostDisplayName,
style: chatThemeData.textTheme.bodyBold.copyWith(
color: chatThemeData.colorTheme.accentBlue,
),
),
),
),
),
],
),
),
Padding(
padding: textPadding,
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
if (urlAttachment.title != null)
Text(
urlAttachment.title!.trim(),
maxLines: 1,
overflow: TextOverflow.ellipsis,
style: chatThemeData.textTheme.body
.copyWith(fontWeight: FontWeight.w700),
),
if (urlAttachment.text != null)
Text(
urlAttachment.text!,
style: chatThemeData.textTheme.body
.copyWith(fontWeight: FontWeight.w400),
),
],
),
),
],
),
);
}
}