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