403 lines
12 KiB
Dart
403 lines
12 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:cloud_firestore/cloud_firestore.dart';
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import '../../../../core/theme/app_theme_extension.dart';
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import '../../../../core/services/auth_service.dart';
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import '../../../../core/services/gamification_service.dart';
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import '../../../../core/models/class_stats.dart';
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/// Analytics preview section for teacher dashboard
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class TeacherAnalyticsPreviewWidget extends StatefulWidget {
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const TeacherAnalyticsPreviewWidget({super.key});
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@override
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State<TeacherAnalyticsPreviewWidget> createState() => _TeacherAnalyticsPreviewWidgetState();
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}
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class _TeacherAnalyticsPreviewWidgetState extends State<TeacherAnalyticsPreviewWidget> {
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List<StudentRanking> _topStudents = [];
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bool _loading = true;
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@override
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void initState() {
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super.initState();
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_loadTopStudents();
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}
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Future<void> _loadTopStudents() async {
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try {
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final user = AuthService.currentUser;
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if (user == null) return;
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// Obter turmas do professor
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final classesSnapshot = await FirebaseFirestore.instance
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.collection('classes')
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.where('teacherId', isEqualTo: user.uid)
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.get();
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List<StudentRanking> allStudents = [];
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// Buscar ranking de cada turma
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for (final classDoc in classesSnapshot.docs) {
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final classId = classDoc.id;
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// Forçar atualização para obter dados mais recentes
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final rankings = await GamificationService.getClassRanking(classId);
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allStudents.addAll(rankings);
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}
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// Ordenar por score e pegar os top 4
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allStudents.sort((a, b) => b.overallScore.compareTo(a.overallScore));
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final top4 = allStudents.take(4).toList();
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if (mounted) {
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setState(() {
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_topStudents = top4;
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_loading = false;
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});
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}
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} catch (e) {
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print('Error loading top students: $e');
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if (mounted) {
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setState(() {
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_loading = false;
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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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final user = AuthService.currentUser;
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final userName = user?.displayName ?? 'Professor';
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final userEmail = user?.email ?? '';
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return Container(
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margin: const EdgeInsets.only(top: 24),
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padding: const EdgeInsets.all(20),
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decoration: BoxDecoration(
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color: Theme.of(context).colorScheme.surface,
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borderRadius: BorderRadius.circular(16),
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border: Border.all(
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color: Theme.of(context).colorScheme.outline.withOpacity(0.2),
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),
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boxShadow: [
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BoxShadow(
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color: Theme.of(context).colorScheme.shadow.withOpacity(0.05),
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blurRadius: 10,
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offset: const Offset(0, 4),
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),
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],
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),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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// Profile Header
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Row(
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children: [
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Container(
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width: 48,
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height: 48,
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decoration: BoxDecoration(
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gradient: LinearGradient(
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colors: [
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AppThemeExtras.of(context).actionCardGradientStart,
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AppThemeExtras.of(context).actionCardGradientEnd,
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],
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),
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borderRadius: BorderRadius.circular(24),
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),
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child: const Icon(Icons.school, color: Colors.white, size: 24),
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),
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const SizedBox(width: 16),
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Expanded(
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text(
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userName,
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style: TextStyle(
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color: Theme.of(context).colorScheme.onSurface,
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fontSize: 18,
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fontWeight: FontWeight.bold,
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),
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),
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const SizedBox(height: 2),
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SingleChildScrollView(
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scrollDirection: Axis.horizontal,
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child: Row(
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mainAxisSize: MainAxisSize.min,
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children: [
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Text(
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userEmail,
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style: TextStyle(
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color: Theme.of(
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context,
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).colorScheme.onSurfaceVariant,
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fontSize: 14,
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),
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),
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if (userEmail.length > 20) ...[
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const SizedBox(width: 8),
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Icon(
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Icons.more_horiz,
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color: Theme.of(
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context,
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).colorScheme.onSurfaceVariant,
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size: 16,
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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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),
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Container(
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padding: const EdgeInsets.all(8),
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decoration: BoxDecoration(
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color: Theme.of(
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context,
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).colorScheme.secondary.withOpacity(0.1),
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borderRadius: BorderRadius.circular(8),
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),
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child: Icon(
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Icons.settings,
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color: Theme.of(context).colorScheme.secondary,
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size: 20,
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),
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),
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],
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),
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const SizedBox(height: 20),
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// Quick Stats Row
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Row(
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children: [
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_buildQuickStat(
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icon: Icons.check_circle,
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label: 'Alunos Ativos',
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value: '18/24',
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color: Theme.of(context).colorScheme.primary,
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),
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const SizedBox(width: 12),
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_buildQuickStat(
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icon: Icons.warning_amber,
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label: 'Precisam Apoio',
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value: '3',
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color: Theme.of(context).colorScheme.secondary,
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),
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const SizedBox(width: 12),
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_buildQuickStat(
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icon: Icons.emoji_events,
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label: 'Média Disciplina',
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value: '72%',
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color: Theme.of(context).colorScheme.primary.withOpacity(0.8),
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),
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],
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),
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const SizedBox(height: 20),
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// Top Performing Students Preview
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Row(
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children: [
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Icon(
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Icons.leaderboard,
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color: Theme.of(context).colorScheme.secondary,
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size: 20,
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),
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const SizedBox(width: 8),
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Text(
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'Melhores Desempenhos',
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style: TextStyle(
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color: Theme.of(context).colorScheme.onSurface,
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fontSize: 16,
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fontWeight: FontWeight.bold,
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),
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),
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],
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),
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const SizedBox(height: 12),
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// Student List Preview
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if (_loading)
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const Center(child: CircularProgressIndicator())
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else if (_topStudents.isEmpty)
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const Center(
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child: Text(
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'Nenhum aluno encontrado',
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style: TextStyle(fontSize: 14),
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),
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)
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else
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..._topStudents.asMap().entries.map((entry) {
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final index = entry.key;
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final student = entry.value;
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final color = _getStudentColor(context, index);
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return Padding(
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padding: const EdgeInsets.only(bottom: 8),
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child: _buildStudentPerformanceItem(
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context,
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student.studentName,
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student.overallScore.toInt(),
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color,
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),
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);
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}).toList(),
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const SizedBox(height: 20),
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// Content Quality Alert
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Container(
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padding: const EdgeInsets.all(16),
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decoration: BoxDecoration(
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color: Theme.of(context).colorScheme.surfaceContainerHighest,
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borderRadius: BorderRadius.circular(12),
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border: Border.all(
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color: Theme.of(context).colorScheme.outline.withOpacity(0.2),
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),
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),
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child: Row(
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children: [
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Icon(
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Icons.info_outline,
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color: Theme.of(context).colorScheme.primary,
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size: 20,
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),
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const SizedBox(width: 12),
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Expanded(
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text(
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'Qualidade do Conteúdo',
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style: TextStyle(
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color: Theme.of(context).colorScheme.onSurface,
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fontSize: 14,
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fontWeight: FontWeight.bold,
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),
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),
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const SizedBox(height: 2),
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Text(
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'12 conteúdos verificados • 2 pendentes de revisão',
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style: TextStyle(
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color: Theme.of(context).colorScheme.onSurfaceVariant,
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fontSize: 12,
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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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),
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],
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),
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);
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}
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Widget _buildQuickStat({
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required IconData icon,
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required String label,
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required String value,
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required Color color,
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}) {
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return Expanded(
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child: Container(
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padding: const EdgeInsets.all(12),
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decoration: BoxDecoration(
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color: color.withOpacity(0.1),
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borderRadius: BorderRadius.circular(12),
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border: Border.all(color: color.withOpacity(0.3), width: 1),
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),
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child: Column(
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children: [
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Icon(icon, color: color, size: 20),
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const SizedBox(height: 6),
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Text(
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value,
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style: TextStyle(
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color: color,
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fontSize: 16,
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fontWeight: FontWeight.bold,
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),
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),
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const SizedBox(height: 2),
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Text(
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label,
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style: TextStyle(color: color.withOpacity(0.8), fontSize: 10),
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textAlign: TextAlign.center,
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maxLines: 3,
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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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Color _getStudentColor(BuildContext context, int index) {
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final colors = [
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Theme.of(context).colorScheme.tertiary,
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Theme.of(context).colorScheme.primary,
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Theme.of(context).colorScheme.primary,
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Theme.of(context).colorScheme.secondary,
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];
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return colors[index % colors.length];
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}
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Widget _buildStudentPerformanceItem(
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BuildContext context,
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String name,
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int score,
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Color color,
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) {
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return Row(
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children: [
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Container(
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width: 32,
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height: 32,
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decoration: BoxDecoration(
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color: color.withOpacity(0.1),
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borderRadius: BorderRadius.circular(16),
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),
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child: Center(
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child: Text(
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name.split(' ').map((n) => n[0]).take(2).join(),
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style: TextStyle(
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color: color,
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fontSize: 12,
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fontWeight: FontWeight.bold,
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),
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),
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),
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),
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const SizedBox(width: 12),
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Expanded(
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child: Text(
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name,
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style: TextStyle(
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color: Theme.of(context).colorScheme.onSurfaceVariant,
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fontSize: 14,
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),
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),
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),
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Container(
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padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 4),
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decoration: BoxDecoration(
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color: color.withOpacity(0.1),
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borderRadius: BorderRadius.circular(8),
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),
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child: Text(
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'$score%',
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style: TextStyle(
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color: color,
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fontSize: 12,
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fontWeight: FontWeight.bold,
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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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