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