qzl
109 lines
3.6 KiB
Dart
109 lines
3.6 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:flutter/services.dart';
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import 'package:flutter_markdown/flutter_markdown.dart';
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import '../../../../l10n/app_localizations.dart';
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import '../../../../shared/theme/design_tokens.dart';
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import '../../../../shared/widgets/app_loading_indicator.dart';
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class LegalDocumentScreen extends StatelessWidget {
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const LegalDocumentScreen({
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super.key,
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required this.title,
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required this.assetPath,
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});
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final String title;
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final String assetPath;
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Future<String> _loadAsset() async {
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try {
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final data = await rootBundle.loadString(assetPath);
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if (data.isEmpty) {
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throw Exception('Asset file is empty: $assetPath');
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}
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return data;
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} catch (e) {
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debugPrint('Failed to load asset: $assetPath, error: $e');
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rethrow;
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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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final colors = Theme.of(context).colorScheme;
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final l10n = AppLocalizations.of(context)!;
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return Scaffold(
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backgroundColor: colors.surfaceContainerLow,
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appBar: AppBar(
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title: Text(title),
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centerTitle: true,
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backgroundColor: colors.surfaceContainerLow,
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surfaceTintColor: colors.surfaceContainerLow,
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),
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body: FutureBuilder<String>(
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future: _loadAsset(),
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builder: (context, snapshot) {
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if (snapshot.hasError) {
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return Center(
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child: Padding(
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padding: const EdgeInsets.all(AppSpacing.lg),
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child: Column(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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Icon(Icons.error_outline, size: 48, color: colors.error),
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const SizedBox(height: AppSpacing.md),
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Text(
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l10n.legalDocumentLoadFailedTitle,
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style: Theme.of(context).textTheme.titleMedium,
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),
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const SizedBox(height: AppSpacing.sm),
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Text(
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'${l10n.legalDocumentLoadFailedPathPrefix}: $assetPath',
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style: Theme.of(
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context,
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).textTheme.bodySmall?.copyWith(color: colors.error),
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textAlign: TextAlign.center,
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),
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const SizedBox(height: AppSpacing.xs),
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Text(
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'${l10n.legalDocumentLoadFailedErrorPrefix}: ${snapshot.error}',
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style: Theme.of(
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context,
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).textTheme.bodySmall?.copyWith(color: colors.error),
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textAlign: TextAlign.center,
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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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if (!snapshot.hasData) {
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return const Center(
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child: AppLoadingIndicator(variant: AppLoadingVariant.surface),
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);
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}
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return Markdown(
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data: snapshot.data!,
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padding: const EdgeInsets.all(AppSpacing.lg),
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styleSheet: MarkdownStyleSheet.fromTheme(Theme.of(context))
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.copyWith(
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p: Theme.of(
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context,
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).textTheme.bodyMedium?.copyWith(height: 1.7),
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h1: Theme.of(context).textTheme.titleLarge,
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h2: Theme.of(context).textTheme.titleMedium,
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h3: Theme.of(
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context,
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).textTheme.titleMedium?.copyWith(color: colors.primary),
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blockSpacing: AppSpacing.lg,
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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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