Visualização de conteudo

This commit is contained in:
2026-05-19 21:54:37 +01:00
parent 54d7042b94
commit 80ed2b1346
13 changed files with 1121 additions and 431 deletions

View File

@@ -4,11 +4,13 @@ import 'package:flutter/material.dart';
import 'package:go_router/go_router.dart';
import 'package:cloud_firestore/cloud_firestore.dart';
import 'package:firebase_auth/firebase_auth.dart';
import 'package:url_launcher/url_launcher.dart';
import '../../../../core/services/materials_rag_service.dart';
import '../../../../core/services/rag_ai_service.dart';
import '../../../../core/services/gamification_service.dart';
import '../../../../core/utils/logger.dart';
import '../../../../core/theme/app_theme_extension.dart';
import '../../../materials/presentation/pages/pdf_viewer_page.dart';
class QuizListPage extends StatefulWidget {
const QuizListPage({super.key});
@@ -742,390 +744,46 @@ class _QuizListPageState extends State<QuizListPage>
dynamic _jsonDecode(String s) => jsonDecode(s);
Future<void> _previewPDF(Map<String, String> mat, String name) async {
final matId = mat['id']!;
final matName = name.replaceAll('.pdf', '').replaceAll('_', ' ');
// Mostrar loading
showDialog(
context: context,
barrierDismissible: false,
builder: (context) => AlertDialog(
content: Row(
children: [
CircularProgressIndicator(),
const SizedBox(width: 16),
Text('A carregar PDF...'),
],
),
),
);
Future<void> _openFile(String? url, String fileName) async {
if (url == null || url.isEmpty) {
_showSnack('URL do ficheiro não disponível');
return;
}
try {
// Obter o texto completo do PDF usando o método existente
final teacherId = mat['teacherId'];
if (teacherId == null) {
Navigator.of(context).pop();
_showSnack(
'Erro: não foi possível identificar o professor do material.',
);
return;
}
print('Opening file: $fileName');
print('URL: $url');
final uri = Uri.parse(url);
final fullText = await MaterialsRAGService.getFullPDFText(
matName,
teacherId,
final launched = await launchUrl(
uri,
mode: LaunchMode.externalApplication,
);
Navigator.of(context).pop(); // Fechar loading
if (fullText.isEmpty) {
_showSnack('Não foi possível carregar o conteúdo do PDF.');
return;
if (!launched) {
_showSnack('Não foi possível abrir o ficheiro');
}
// Mostrar o conteúdo em um diálogo scrollável melhorado
showModalBottomSheet(
context: context,
isScrollControlled: true,
backgroundColor: Colors.transparent,
builder: (context) => Container(
height: MediaQuery.of(context).size.height * 0.90,
decoration: BoxDecoration(
color: Theme.of(context).colorScheme.surface,
borderRadius: const BorderRadius.vertical(top: Radius.circular(24)),
boxShadow: [
BoxShadow(
color: Colors.black.withValues(alpha: 0.1),
blurRadius: 20,
offset: const Offset(0, -4),
),
],
),
child: Column(
children: [
// Handle bar
Container(
width: 40,
height: 4,
margin: const EdgeInsets.symmetric(vertical: 12),
decoration: BoxDecoration(
color: Theme.of(
context,
).colorScheme.onSurfaceVariant.withValues(alpha: 0.4),
borderRadius: BorderRadius.circular(2),
),
),
// Header melhorado
Container(
padding: const EdgeInsets.symmetric(
horizontal: 24,
vertical: 16,
),
decoration: BoxDecoration(
gradient: LinearGradient(
colors: [
Theme.of(context).colorScheme.primary,
Theme.of(
context,
).colorScheme.primary.withValues(alpha: 0.8),
],
begin: Alignment.topLeft,
end: Alignment.bottomRight,
),
borderRadius: const BorderRadius.vertical(
top: Radius.circular(24),
),
),
child: Column(
children: [
Row(
children: [
Container(
width: 48,
height: 48,
decoration: BoxDecoration(
color: Colors.white.withValues(alpha: 0.2),
borderRadius: BorderRadius.circular(12),
border: Border.all(
color: Colors.white.withValues(alpha: 0.3),
),
),
child: Icon(
Icons.picture_as_pdf,
color: Colors.white,
size: 24,
),
),
const SizedBox(width: 16),
Expanded(
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(
matName,
style: const TextStyle(
fontSize: 18,
fontWeight: FontWeight.bold,
color: Colors.white,
),
maxLines: 2,
overflow: TextOverflow.ellipsis,
),
const SizedBox(height: 4),
Text(
'Pré-visualização do conteúdo completo',
style: TextStyle(
fontSize: 13,
color: Colors.white.withValues(alpha: 0.9),
),
),
],
),
),
Container(
decoration: BoxDecoration(
color: Colors.white.withValues(alpha: 0.2),
borderRadius: BorderRadius.circular(12),
),
child: IconButton(
onPressed: () => Navigator.of(context).pop(),
icon: const Icon(
Icons.close,
color: Colors.white,
size: 20,
),
),
),
],
),
const SizedBox(height: 16),
// Stats bar
Container(
padding: const EdgeInsets.symmetric(
horizontal: 16,
vertical: 12,
),
decoration: BoxDecoration(
color: Colors.white.withValues(alpha: 0.15),
borderRadius: BorderRadius.circular(12),
border: Border.all(
color: Colors.white.withValues(alpha: 0.2),
),
),
child: Row(
children: [
Icon(
Icons.description,
color: Colors.white.withValues(alpha: 0.9),
size: 18,
),
const SizedBox(width: 8),
Expanded(
child: Text(
'${(fullText.length / 1000).toStringAsFixed(1)}K caracteres • ${fullText.split('\n').length} linhas',
style: TextStyle(
fontSize: 12,
color: Colors.white.withValues(alpha: 0.9),
fontWeight: FontWeight.w500,
),
),
),
Container(
padding: const EdgeInsets.symmetric(
horizontal: 8,
vertical: 4,
),
decoration: BoxDecoration(
color: Colors.white.withValues(alpha: 0.2),
borderRadius: BorderRadius.circular(8),
),
child: Text(
'PDF',
style: TextStyle(
fontSize: 10,
color: Colors.white,
fontWeight: FontWeight.bold,
),
),
),
],
),
),
],
),
),
// Content area melhorado
Expanded(
child: Container(
margin: const EdgeInsets.all(20),
decoration: BoxDecoration(
color: Theme.of(
context,
).colorScheme.surfaceContainerHighest,
borderRadius: BorderRadius.circular(16),
border: Border.all(
color: Theme.of(
context,
).colorScheme.outline.withValues(alpha: 0.1),
),
),
child: Column(
children: [
// Content header
Container(
padding: const EdgeInsets.symmetric(
horizontal: 20,
vertical: 16,
),
decoration: BoxDecoration(
color: Theme.of(
context,
).colorScheme.surfaceContainerHighest,
borderRadius: const BorderRadius.vertical(
top: Radius.circular(16),
),
),
child: Row(
children: [
Icon(
Icons.text_fields,
color: Theme.of(context).colorScheme.primary,
size: 18,
),
const SizedBox(width: 8),
Text(
'Conteúdo do Material',
style: TextStyle(
fontSize: 14,
fontWeight: FontWeight.w600,
color: Theme.of(context).colorScheme.onSurface,
),
),
const Spacer(),
Container(
padding: const EdgeInsets.symmetric(
horizontal: 8,
vertical: 4,
),
decoration: BoxDecoration(
color: Theme.of(
context,
).colorScheme.primary.withValues(alpha: 0.1),
borderRadius: BorderRadius.circular(8),
),
child: Text(
'Selecionável',
style: TextStyle(
fontSize: 10,
color: Theme.of(context).colorScheme.primary,
fontWeight: FontWeight.w500,
),
),
),
],
),
),
// Text content
Expanded(
child: Container(
padding: const EdgeInsets.all(20),
child: SingleChildScrollView(
child: SelectableText(
fullText,
style: TextStyle(
fontSize: 14,
height: 1.7,
color: Theme.of(context).colorScheme.onSurface,
fontFamily: 'Roboto',
letterSpacing: 0.3,
),
),
),
),
),
],
),
),
),
// Footer melhorado
Container(
padding: const EdgeInsets.all(20),
decoration: BoxDecoration(
color: Theme.of(context).colorScheme.surfaceContainerHighest,
borderRadius: const BorderRadius.vertical(
bottom: Radius.circular(24),
),
),
child: Row(
children: [
Container(
padding: const EdgeInsets.all(8),
decoration: BoxDecoration(
color: Theme.of(
context,
).colorScheme.primary.withValues(alpha: 0.1),
borderRadius: BorderRadius.circular(8),
),
child: Icon(
Icons.info_outline,
color: Theme.of(context).colorScheme.primary,
size: 16,
),
),
const SizedBox(width: 12),
Expanded(
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(
'Texto extraído automaticamente do PDF',
style: TextStyle(
fontSize: 12,
color: Theme.of(
context,
).colorScheme.onSurfaceVariant,
fontWeight: FontWeight.w500,
),
),
const SizedBox(height: 2),
Text(
'Formatação otimizada para melhor legibilidade',
style: TextStyle(
fontSize: 11,
color: Theme.of(context)
.colorScheme
.onSurfaceVariant
.withValues(alpha: 0.8),
),
),
],
),
),
Icon(
Icons.keyboard_arrow_up,
color: Theme.of(context).colorScheme.onSurfaceVariant,
size: 16,
),
],
),
),
],
),
),
);
} catch (e) {
Logger.error('Error previewing PDF: $e');
Navigator.of(context).pop(); // Fechar loading
_showSnack('Erro ao carregar o PDF. Tenta novamente.');
print('Error opening file: $e');
_showSnack('Erro ao abrir ficheiro: $e');
}
}
Future<void> _previewPDF(Map<String, String> mat, String name) async {
final url = mat['url'];
if (url == null || url.isEmpty) {
_showSnack('URL do ficheiro não disponível');
return;
}
Navigator.push(
context,
MaterialPageRoute(
builder: (context) => PdfViewerPage(url: url, fileName: name),
),
);
}
void _showInteractiveQuiz(
String title,
List<_QuizQuestion> questions, {
@@ -1676,37 +1334,42 @@ class _QuizListPageState extends State<QuizListPage>
],
),
),
// Action indicator
Container(
width: 40,
height: 40,
decoration: BoxDecoration(
color: isGenerating
? cs.primary.withValues(alpha: 0.1)
: cs.surfaceContainerHighest.withValues(alpha: 0.6),
borderRadius: BorderRadius.circular(12),
border: Border.all(
color: isGenerating
? cs.primary.withValues(alpha: 0.2)
: cs.outline.withValues(alpha: 0.12),
),
),
child: isGenerating
? Center(
child: SizedBox(
width: 18,
height: 18,
child: CircularProgressIndicator(
strokeWidth: 2,
color: cs.primary,
),
),
)
: Icon(
Icons.chevron_right,
color: cs.onSurfaceVariant,
size: 22,
// Action indicator with view button
Row(
mainAxisSize: MainAxisSize.min,
children: [
Container(
width: 40,
height: 40,
decoration: BoxDecoration(
color: isGenerating
? cs.primary.withValues(alpha: 0.1)
: cs.surfaceContainerHighest.withValues(alpha: 0.6),
borderRadius: BorderRadius.circular(12),
border: Border.all(
color: isGenerating
? cs.primary.withValues(alpha: 0.2)
: cs.outline.withValues(alpha: 0.12),
),
),
child: isGenerating
? Center(
child: SizedBox(
width: 18,
height: 18,
child: CircularProgressIndicator(
strokeWidth: 2,
color: cs.primary,
),
),
)
: Icon(
Icons.chevron_right,
color: cs.onSurfaceVariant,
size: 22,
),
),
],
),
],
),