@extends('layouts.app')

@section('content')
<div class="container-fluid">
    <div class="row">
        <div class="col-md-12">
            <div class="card">
                <div class="card-header d-flex justify-content-between align-items-center">
                    <h4 class="mb-0">Student Dashboard - {{ $student->user->name }}</h4>
                    <a href="{{ route('students.show', $student->id) }}" class="btn btn-secondary">
                        <i class="fas fa-arrow-left"></i> Back to Profile
                    </a>
                </div>
                <div class="card-body">
                    <!-- Quick Stats -->
                    <div class="row mb-4">
                        <div class="col-md-3">
                            <div class="card bg-primary text-white">
                                <div class="card-body">
                                    <div class="d-flex justify-content-between">
                                        <div>
                                            <h4>{{ $student->current_batches->count() }}</h4>
                                            <p class="mb-0">Current Batches</p>
                                        </div>
                                        <div class="align-self-center">
                                            <i class="fas fa-users fa-2x"></i>
                                        </div>
                                    </div>
                                </div>
                            </div>
                        </div>
                        <div class="col-md-3">
                            <div class="card bg-success text-white">
                                <div class="card-body">
                                    <div class="d-flex justify-content-between">
                                        <div>
                                            <h4>{{ $student->assignmentSubmissions->count() }}</h4>
                                            <p class="mb-0">Assignments</p>
                                        </div>
                                        <div class="align-self-center">
                                            <i class="fas fa-tasks fa-2x"></i>
                                        </div>
                                    </div>
                                </div>
                            </div>
                        </div>
                        <div class="col-md-3">
                            <div class="card bg-info text-white">
                                <div class="card-body">
                                    <div class="d-flex justify-content-between">
                                        <div>
                                            @php
                                                $presentCount = $attendanceStats['present'] ?? 0;
                                                $totalClasses = array_sum($attendanceStats->toArray());
                                                $attendancePercentage = $totalClasses > 0 ? round(($presentCount / $totalClasses) * 100, 2) : 0;
                                            @endphp
                                            <h4>{{ $attendancePercentage }}%</h4>
                                            <p class="mb-0">Attendance</p>
                                        </div>
                                        <div class="align-self-center">
                                            <i class="fas fa-calendar-check fa-2x"></i>
                                        </div>
                                    </div>
                                </div>
                            </div>
                        </div>
                        <div class="col-md-3">
                            <div class="card bg-warning text-white">
                                <div class="card-body">
                                    <div class="d-flex justify-content-between">
                                        <div>
                                            <h4>{{ $upcomingClasses->count() }}</h4>
                                            <p class="mb-0">Upcoming Classes</p>
                                        </div>
                                        <div class="align-self-center">
                                            <i class="fas fa-calendar-alt fa-2x"></i>
                                        </div>
                                    </div>
                                </div>
                            </div>
                        </div>
                    </div>

                    <div class="row">
                        <!-- Upcoming Classes -->
                        <div class="col-md-6">
                            <div class="card">
                                <div class="card-header">
                                    <h5 class="mb-0">Upcoming Classes</h5>
                                </div>
                                <div class="card-body">
                                    @if($upcomingClasses->count() > 0)
                                        <div class="list-group list-group-flush">
                                            @foreach($upcomingClasses as $class)
                                                <div class="list-group-item">
                                                    <div class="d-flex justify-content-between align-items-center">
                                                        <div>
                                                            <h6 class="mb-1">{{ $class->batchSubject->subject->code }}</h6>
                                                            <small class="text-muted">{{ $class->topic }}</small>
                                                        </div>
                                                        <div class="text-end">
                                                            <strong>{{ $class->class_date->format('M d') }}</strong><br>
                                                            <small class="text-muted">{{ $class->start_time }}</small>
                                                        </div>
                                                    </div>
                                                </div>
                                            @endforeach
                                        </div>
                                    @else
                                        <p class="text-muted mb-0">No upcoming classes scheduled.</p>
                                    @endif
                                </div>
                            </div>
                        </div>

                        <!-- Recent Assignments -->
                        <div class="col-md-6">
                            <div class="card">
                                <div class="card-header">
                                    <h5 class="mb-0">Recent Assignments</h5>
                                </div>
                                <div class="card-body">
                                    @if($recentAssignments->count() > 0)
                                        <div class="list-group list-group-flush">
                                            @foreach($recentAssignments as $submission)
                                                <div class="list-group-item">
                                                    <div class="d-flex justify-content-between align-items-center">
                                                        <div>
                                                            <h6 class="mb-1">{{ $submission->assignment->title }}</h6>
                                                            <small class="text-muted">
                                                                {{ $submission->assignment->batchSubject->subject->code }}
                                                            </small>
                                                        </div>
                                                        <div class="text-end">
                                                            <span class="badge bg-{{ $submission->status === 'submitted' ? 'success' : 'warning' }}">
                                                                {{ ucfirst($submission->status) }}
                                                            </span><br>
                                                            <small class="text-muted">
                                                                {{ $submission->created_at->format('M d') }}
                                                            </small>
                                                        </div>
                                                    </div>
                                                    @if($submission->obtained_marks)
                                                        <div class="mt-2">
                                                            <small>
                                                                Marks: <strong>{{ $submission->obtained_marks }}/{{ $submission->assignment->total_marks }}</strong>
                                                            </small>
                                                        </div>
                                                    @endif
                                                </div>
                                            @endforeach
                                        </div>
                                    @else
                                        <p class="text-muted mb-0">No recent assignments.</p>
                                    @endif
                                </div>
                            </div>
                        </div>
                    </div>

                    <!-- Current Batches -->
                    <div class="row mt-4">
                        <div class="col-md-12">
                            <div class="card">
                                <div class="card-header">
                                    <h5 class="mb-0">Current Batches</h5>
                                </div>
                                <div class="card-body">
                                    @if($student->current_batches->count() > 0)
                                        <div class="table-responsive">
                                            <table class="table table-bordered table-striped">
                                                <thead>
                                                    <tr>
                                                        <th>Batch Name</th>
                                                        <th>Code</th>
                                                        <th>Subjects</th>
                                                        <th>Enrollment Date</th>
                                                        <th>Status</th>
                                                    </tr>
                                                </thead>
                                                <tbody>
                                                    @foreach($student->current_batches as $batch)
                                                        <tr>
                                                            <td>{{ $batch->name }}</td>
                                                            <td>{{ $batch->code }}</td>
                                                            <td>
                                                                @foreach($batch->subjects as $subject)
                                                                    <span class="badge bg-info mb-1">{{ $subject->code }}</span>
                                                                @endforeach
                                                            </td>
                                                            <td>
                                                                @if($batch->pivot->enrolled_at)
                                                                    {{ $batch->pivot->enrolled_at->format('M d, Y') }}
                                                                @else
                                                                    <span class="text-muted">N/A</span>
                                                                @endif
                                                            </td>
                                                            <td>
                                                                <span class="badge bg-success">{{ $batch->pivot->status }}</span>
                                                            </td>
                                                        </tr>
                                                    @endforeach
                                                </tbody>
                                            </table>
                                        </div>
                                    @else
                                        <p class="text-muted mb-0">Student is not enrolled in any batches.</p>
                                    @endif
                                </div>
                            </div>
                        </div>
                    </div>
                </div>
            </div>
        </div>
    </div>
</div>
@endsection