ad8c4f1c6b
- Now Playing shows where music plays and opens the phone's output switcher - Settings hub: Wi-Fi-only downloads (default on), storage, sound, help, legal - Privacy Policy and Terms bundled as Markdown (assets/legal), shown in-app - 'Is this your song?' report form feeding takedown_requests (+ kind, user_id) Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
100 lines
3.5 KiB
Dart
100 lines
3.5 KiB
Dart
import 'package:flutter/gestures.dart';
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import 'package:flutter/material.dart';
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import 'package:flutter/services.dart';
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import 'package:url_launcher/url_launcher.dart';
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import '../../app/theme.dart';
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/// Shows a bundled Markdown document (privacy policy, terms). Supports the
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/// small subset those files use: #/## headings, "- " bullets, paragraphs,
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/// **bold** and email addresses (tappable).
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class DocumentScreen extends StatelessWidget {
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const DocumentScreen({super.key, required this.title, required this.asset});
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final String title;
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final String asset;
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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appBar: AppBar(title: Text(title)),
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body: FutureBuilder<String>(
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future: rootBundle.loadString(asset),
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builder: (context, snap) {
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if (!snap.hasData) return const Center(child: CircularProgressIndicator());
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return SelectionArea(
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child: ListView(
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padding: const EdgeInsets.fromLTRB(20, 4, 20, 40),
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children: _render(context, snap.data!),
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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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List<Widget> _render(BuildContext context, String md) {
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final text = Theme.of(context).textTheme;
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final body = text.bodyLarge?.copyWith(color: NkColors.mutedOnPhoto, height: 1.55);
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final out = <Widget>[];
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for (final block in md.split(RegExp(r'\n\s*\n'))) {
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final lines = block.trim().split('\n');
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if (lines.first.isEmpty) continue;
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if (lines.first.startsWith('# ')) {
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continue; // the app bar already shows the title
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} else if (lines.first.startsWith('## ')) {
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out.add(Padding(
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padding: const EdgeInsets.only(top: 18, bottom: 6),
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child: Text(lines.first.substring(3), style: text.titleLarge),
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));
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} else if (lines.every((l) => l.startsWith('- '))) {
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for (final l in lines) {
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out.add(Padding(
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padding: const EdgeInsets.only(bottom: 6),
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child: Row(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text('• ', style: body?.copyWith(color: NkColors.sun)),
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Expanded(child: Text.rich(_inline(l.substring(2), body), style: body)),
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],
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),
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));
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}
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out.add(const SizedBox(height: 6));
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} else {
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out.add(Padding(
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padding: const EdgeInsets.only(bottom: 12),
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child: Text.rich(_inline(lines.join('\n'), body), style: body),
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));
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}
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}
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return out;
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}
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/// **bold** and tappable email addresses.
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static TextSpan _inline(String s, TextStyle? base) {
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final spans = <InlineSpan>[];
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final pattern = RegExp(r'\*\*(.+?)\*\*|([\w.+-]+@[\w-]+\.[\w.]+)');
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var last = 0;
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for (final m in pattern.allMatches(s)) {
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if (m.start > last) spans.add(TextSpan(text: s.substring(last, m.start)));
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if (m.group(1) != null) {
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spans.add(TextSpan(
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text: m.group(1),
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style: const TextStyle(fontWeight: FontWeight.w700, color: NkColors.cream),
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));
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} else {
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final email = m.group(2)!;
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spans.add(TextSpan(
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text: email,
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style: const TextStyle(color: NkColors.sun),
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recognizer: TapGestureRecognizer()..onTap = () => launchUrl(Uri(scheme: 'mailto', path: email)),
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));
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}
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last = m.end;
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}
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if (last < s.length) spans.add(TextSpan(text: s.substring(last)));
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return TextSpan(children: spans, style: base);
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}
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}
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