@extends('layouts.app')

@section('title', 'Dashboard - Sistema UC')
@section('page-title', 'Dashboard')

@section('content')
<div class="row">
    <!-- Cards de estatísticas -->
    <div class="col-xl-3 col-md-6 mb-4">
        <div class="card border-left-primary shadow h-100 py-2">
            <div class="card-body">
                <div class="row no-gutters align-items-center">
                    <div class="col mr-2">
                        <div class="text-xs font-weight-bold text-primary text-uppercase mb-1">
                            Unidades Curriculares
                        </div>
                        <div class="h5 mb-0 font-weight-bold text-gray-800">
                            {{ \App\Models\UnidadeCurricular::count() }}
                        </div>
                    </div>
                    <div class="col-auto">
                        <i class="bi bi-book fa-2x text-gray-300"></i>
                    </div>
                </div>
            </div>
        </div>
    </div>

    <div class="col-xl-3 col-md-6 mb-4">
        <div class="card border-left-success shadow h-100 py-2">
            <div class="card-body">
                <div class="row no-gutters align-items-center">
                    <div class="col mr-2">
                        <div class="text-xs font-weight-bold text-success text-uppercase mb-1">
                            Atividades
                        </div>
                        <div class="h5 mb-0 font-weight-bold text-gray-800">
                            {{ \App\Models\Atividade::count() }}
                        </div>
                    </div>
                    <div class="col-auto">
                        <i class="bi bi-list-task fa-2x text-gray-300"></i>
                    </div>
                </div>
            </div>
        </div>
    </div>

    <div class="col-xl-3 col-md-6 mb-4">
        <div class="card border-left-info shadow h-100 py-2">
            <div class="card-body">
                <div class="row no-gutters align-items-center">
                    <div class="col mr-2">
                        <div class="text-xs font-weight-bold text-info text-uppercase mb-1">
                            Alunos
                        </div>
                        <div class="h5 mb-0 font-weight-bold text-gray-800">
                            {{ \App\Models\Aluno::count() }}
                        </div>
                    </div>
                    <div class="col-auto">
                        <i class="bi bi-people fa-2x text-gray-300"></i>
                    </div>
                </div>
            </div>
        </div>
    </div>

    <div class="col-xl-3 col-md-6 mb-4">
        <div class="card border-left-warning shadow h-100 py-2">
            <div class="card-body">
                <div class="row no-gutters align-items-center">
                    <div class="col mr-2">
                        <div class="text-xs font-weight-bold text-warning text-uppercase mb-1">
                            Feedbacks
                        </div>
                        <div class="h5 mb-0 font-weight-bold text-gray-800">
                            {{ \App\Models\Feedback::count() }}
                        </div>
                    </div>
                    <div class="col-auto">
                        <i class="bi bi-chat-square-text fa-2x text-gray-300"></i>
                    </div>
                </div>
            </div>
        </div>
    </div>
</div>

<div class="row">
    <!-- Ações rápidas -->
    <div class="col-lg-6 mb-4">
        <div class="card shadow">
            <div class="card-header py-3">
                <h6 class="m-0 font-weight-bold text-primary">
                    <i class="bi bi-lightning"></i>
                    Ações Rápidas
                </h6>
            </div>
            <div class="card-body">
                <div class="row">
                    <div class="col-md-6 mb-3">
                        <a href="{{ route('unidades-curriculares.create') }}" class="btn btn-primary btn-block">
                            <i class="bi bi-plus-circle"></i>
                            Nova Unidade Curricular
                        </a>
                    </div>
                    <div class="col-md-6 mb-3">
                        <a href="{{ route('atividades.create') }}" class="btn btn-success btn-block">
                            <i class="bi bi-plus-circle"></i>
                            Nova Atividade
                        </a>
                    </div>
                    <div class="col-md-6 mb-3">
                        <a href="{{ route('alunos.create') }}" class="btn btn-info btn-block">
                            <i class="bi bi-plus-circle"></i>
                            Novo Aluno
                        </a>
                    </div>
                    <div class="col-md-6 mb-3">
                        <a href="{{ route('feedbacks.create') }}" class="btn btn-warning btn-block">
                            <i class="bi bi-plus-circle"></i>
                            Novo Feedback
                        </a>
                    </div>
                </div>
            </div>
        </div>
    </div>

    <!-- Feedbacks recentes -->
    <div class="col-lg-6 mb-4">
        <div class="card shadow">
            <div class="card-header py-3">
                <h6 class="m-0 font-weight-bold text-primary">
                    <i class="bi bi-clock-history"></i>
                    Feedbacks Recentes
                </h6>
            </div>
            <div class="card-body">
                @php
                    $feedbacksRecentes = \App\Models\Feedback::with(['aluno', 'atividade'])
                        ->orderBy('created_at', 'desc')
                        ->limit(5)
                        ->get();
                @endphp

                @if($feedbacksRecentes->count() > 0)
                    @foreach($feedbacksRecentes as $feedback)
                        <div class="d-flex align-items-center mb-3">
                            <div class="mr-3">
                                @if($feedback->teve_dificuldade)
                                    <i class="bi bi-exclamation-triangle text-warning"></i>
                                @else
                                    <i class="bi bi-check-circle text-success"></i>
                                @endif
                            </div>
                            <div class="flex-grow-1">
                                <div class="small text-gray-500">{{ $feedback->aluno->nome }}</div>
                                <div class="font-weight-bold">{{ $feedback->atividade->titulo }}</div>
                            </div>
                            <div class="text-right">
                                <div class="small text-gray-500">{{ $feedback->created_at->diffForHumans() }}</div>
                                @if($feedback->nota)
                                    <div class="badge badge-primary">{{ $feedback->nota }}/10</div>
                                @endif
                            </div>
                        </div>
                    @endforeach
                    <div class="text-center">
                        <a href="{{ route('feedbacks.index') }}" class="btn btn-sm btn-outline-primary">
                            Ver todos os feedbacks
                        </a>
                    </div>
                @else
                    <div class="text-center text-gray-500">
                        <i class="bi bi-inbox"></i>
                        <p>Nenhum feedback registrado ainda.</p>
                    </div>
                @endif
            </div>
        </div>
    </div>
</div>

<div class="row">
    <!-- Estatísticas de dificuldades -->
    <div class="col-lg-12 mb-4">
        <div class="card shadow">
            <div class="card-header py-3">
                <h6 class="m-0 font-weight-bold text-primary">
                    <i class="bi bi-bar-chart"></i>
                    Análise de Dificuldades por Fase
                </h6>
            </div>
            <div class="card-body">
                @php
                    $fases = ['acao_inicial', 'reflexao', 'acao_final'];
                    $estatisticas = [];
                    
                    foreach($fases as $fase) {
                        $totalFeedbacks = \App\Models\Feedback::whereHas('atividade', function($query) use ($fase) {
                            $query->where('fase', $fase);
                        })->count();
                        
                        $comDificuldade = \App\Models\Feedback::whereHas('atividade', function($query) use ($fase) {
                            $query->where('fase', $fase);
                        })->where('teve_dificuldade', true)->count();
                        
                        $estatisticas[$fase] = [
                            'total' => $totalFeedbacks,
                            'com_dificuldade' => $comDificuldade,
                            'percentual' => $totalFeedbacks > 0 ? round(($comDificuldade / $totalFeedbacks) * 100, 1) : 0
                        ];
                    }
                @endphp

                <div class="row">
                    <div class="col-md-4">
                        <div class="text-center">
                            <h5>Ação Inicial</h5>
                            <div class="progress mb-2">
                                <div class="progress-bar bg-info" style="width: {{ $estatisticas['acao_inicial']['percentual'] }}%"></div>
                            </div>
                            <small>{{ $estatisticas['acao_inicial']['percentual'] }}% com dificuldade</small>
                        </div>
                    </div>
                    <div class="col-md-4">
                        <div class="text-center">
                            <h5>Reflexão</h5>
                            <div class="progress mb-2">
                                <div class="progress-bar bg-warning" style="width: {{ $estatisticas['reflexao']['percentual'] }}%"></div>
                            </div>
                            <small>{{ $estatisticas['reflexao']['percentual'] }}% com dificuldade</small>
                        </div>
                    </div>
                    <div class="col-md-4">
                        <div class="text-center">
                            <h5>Ação Final</h5>
                            <div class="progress mb-2">
                                <div class="progress-bar bg-success" style="width: {{ $estatisticas['acao_final']['percentual'] }}%"></div>
                            </div>
                            <small>{{ $estatisticas['acao_final']['percentual'] }}% com dificuldade</small>
                        </div>
                    </div>
                </div>
            </div>
        </div>
    </div>
</div>
@endsection