Solian/lib/widgets/markdown_text_content.dart

113 lines
3.2 KiB
Dart
Raw Normal View History

2024-07-09 14:39:44 +00:00
import 'package:flutter/material.dart';
import 'package:flutter_markdown_selectionarea/flutter_markdown.dart';
2024-07-09 14:39:44 +00:00
import 'package:markdown/markdown.dart' as markdown;
2024-08-03 04:29:13 +00:00
import 'package:markdown/markdown.dart';
2024-07-09 14:39:44 +00:00
import 'package:url_launcher/url_launcher_string.dart';
2024-08-03 04:29:13 +00:00
import 'account/account_profile_popup.dart';
2024-07-11 16:44:57 +00:00
class MarkdownTextContent extends StatelessWidget {
2024-07-09 14:39:44 +00:00
final String content;
final bool isSelectable;
2024-07-09 14:39:44 +00:00
const MarkdownTextContent({
super.key,
required this.content,
this.isSelectable = false,
});
2024-07-09 14:39:44 +00:00
Widget _buildContent(BuildContext context) {
2024-07-09 14:39:44 +00:00
return Markdown(
shrinkWrap: true,
physics: const NeverScrollableScrollPhysics(),
data: content,
padding: EdgeInsets.zero,
2024-07-31 17:21:27 +00:00
styleSheet: MarkdownStyleSheet.fromTheme(
Theme.of(context),
).copyWith(
2024-07-11 16:44:57 +00:00
horizontalRuleDecoration: BoxDecoration(
border: Border(
top: BorderSide(
width: 1.0,
color: Theme.of(context).dividerColor,
),
),
),
),
2024-07-09 14:39:44 +00:00
extensionSet: markdown.ExtensionSet(
markdown.ExtensionSet.gitHubFlavored.blockSyntaxes,
<markdown.InlineSyntax>[
2024-08-03 04:29:13 +00:00
_UserNameCardInlineSyntax(),
_CustomEmoteInlineSyntax(),
2024-07-09 14:39:44 +00:00
markdown.EmojiSyntax(),
markdown.AutolinkExtensionSyntax(),
...markdown.ExtensionSet.gitHubFlavored.inlineSyntaxes
],
),
onTapLink: (text, href, title) async {
if (href == null) return;
2024-08-03 04:29:13 +00:00
if (href.startsWith('solink://')) {
final segments = href.replaceFirst('solink://', '').split('/');
switch (segments[0]) {
case 'users':
showModalBottomSheet(
useRootNavigator: true,
isScrollControlled: true,
backgroundColor: Theme.of(context).colorScheme.surface,
context: context,
builder: (context) => AccountProfilePopup(
name: segments[1],
),
);
}
return;
}
2024-07-09 14:39:44 +00:00
await launchUrlString(
href,
mode: LaunchMode.externalApplication,
);
},
);
}
@override
Widget build(BuildContext context) {
if (isSelectable) {
return SelectionArea(child: _buildContent(context));
}
return _buildContent(context);
}
2024-07-09 14:39:44 +00:00
}
2024-08-03 04:29:13 +00:00
class _UserNameCardInlineSyntax extends InlineSyntax {
_UserNameCardInlineSyntax() : super(r'@[a-zA-Z0-9_]+');
@override
bool onMatch(markdown.InlineParser parser, Match match) {
final alias = match[0]!;
final anchor = markdown.Element.text('a', alias)
..attributes['href'] = Uri.encodeFull(
'solink://users/${alias.substring(1)}',
);
parser.addNode(anchor);
return true;
}
}
class _CustomEmoteInlineSyntax extends InlineSyntax {
_CustomEmoteInlineSyntax() : super(r':([a-z0-9_+-]+):');
@override
bool onMatch(markdown.InlineParser parser, Match match) {
// final alias = match[1]!;
// TODO mapping things...
final element = markdown.Element.empty('img');
element.attributes['src'] = 'https://www.twitch.tv/creatorcamp/assets/uploads/lul.png';
parser.addNode(element);
return true;
}
}