@extends('public.layout.app')
@section('title', $assignment->title)

@section('body')
<section class="pt-5" style="background-color: #f5f7fc;">
    <div class="container">
        @include('public.portals.teacher.partials.nav')

        {{-- Header --}}
        <div class="d-flex flex-wrap justify-content-between align-items-center mb-4">
            <div>
                <h4 class="fw-bold mb-1">{{ $assignment->title }}</h4>
                <p class="text-muted2 mb-0">
                    <i class="fas fa-book me-1"></i> {{ $assignment->course->title }} ({{ $assignment->course->code }})
                </p>
            </div>
            <div class="d-flex gap-2">
                <a href="{{ route('teacher.courses.show', $assignment->course_id) }}" class="btn btn-outline-secondary btn-rounded">
                    <i class="fas fa-arrow-left me-2"></i> {{ __('front.back_to_course') }}
                </a>
                <a href="{{ route('teacher.assignments.edit', $assignment->id) }}" class="btn btn-primary btn-rounded">
                    <i class="fas fa-edit me-2"></i> {{ __('front.edit') }}
                </a>
            </div>
        </div>

        <div class="row g-4">
            {{-- Assignment Details Card --}}
            <div class="col-lg-4">
                <div class="card-soft p-4 shadow-soft">
                    <h6 class="fw-bold mb-3"><i class="fas fa-info-circle me-2"></i> {{ __('front.assignment_details') }}</h6>

                    <table class="table table-borderless">
                        <tr>
                            <td class="text-muted2">{{ __('front.due_date') }}</td>
                            <td class="fw-semibold">
                                @if($assignment->due_at)
                                    {{ $assignment->due_at->format('M d, Y h:i A') }}
                                    @if(now()->gt($assignment->due_at))
                                        <span class="badge bg-danger ms-2">{{ __('front.overdue') }}</span>
                                    @endif
                                @else
                                    <span class="text-muted2">{{ __('front.no_due_date') }}</span>
                                @endif
                            </td>
                        </tr>
                        <tr>
                            <td class="text-muted2">{{ __('front.max_grade') }}</td>
                            <td><span class="badge bg-secondary fs-6">{{ $assignment->max_grade ?? '—' }}</span></td>
                        </tr>
                        <tr>
                            <td class="text-muted2">{{ __('front.total_submissions') }}</td>
                            <td><span class="badge bg-info">{{ $submissions->count() }}</span></td>
                        </tr>
                        <tr>
                            <td class="text-muted2">{{ __('front.created_by') }}</td>
                            <td class="fw-semibold">{{ $assignment->creator->name ?? '—' }}</td>
                        </tr>
                        <tr>
                            <td class="text-muted2">{{ __('front.created_at') }}</td>
                            <td>{{ $assignment->created_at->format('M d, Y') }}</td>
                        </tr>
                    </table>

                    @if($assignment->instructions)
                        <hr>
                        <h6 class="fw-bold mb-2">{{ __('front.instructions') }}</h6>
                        <div class="p-3 bg-light rounded-3">
                            {!! nl2br(e($assignment->instructions)) !!}
                        </div>
                    @endif
                </div>
            </div>

            {{-- Submissions List --}}
            <div class="col-lg-8">
                <div class="card-soft p-4 shadow-soft">
                    <div class="d-flex justify-content-between align-items-center mb-3">
                        <h6 class="fw-bold mb-0"><i class="fas fa-users me-2"></i> {{ __('front.student_submissions') }}</h6>
                        <span class="badge bg-primary rounded-pill">{{ $submissions->count() }} Submitted</span>
                    </div>

                    @if($submissions->isEmpty())
                        <div class="text-center py-5">
                            <i class="fas fa-inbox fa-3x text-muted mb-3 opacity-50"></i>
                            <p class="text-muted2 mb-0">{{ __('front.no_submissions_yet') }}</p>
                        </div>
                    @else
                        <div class="table-responsive">
                            <table class="table table-hover align-middle">
                                <thead class="table-light">
                                    <tr>
                                        <th>{{ __('front.student') }}</th>
                                        <th>{{ __('front.submitted_at') }}</th>
                                        <th>{{ __('front.grade') }}</th>
                                        <th>{{ __('front.status') }}</th>
                                        <th>{{ __('front.actions') }}</th>
                                    </tr>
                                </thead>
                                <tbody>
                                    @foreach($submissions as $sub)
                                        <tr>
                                            <td>
                                                <div class="d-flex align-items-center">
                                                    <div class="avatar-circle bg-secondary bg-opacity-10 rounded-circle d-flex align-items-center justify-content-center me-2"
                                                         style="width: 32px; height: 32px;">
                                                        {{ substr($sub->student->name ?? 'S', 0, 1) }}
                                                    </div>
                                                    <div>
                                                        <div class="fw-semibold">{{ $sub->student->name ?? 'Unknown' }}</div>
                                                        <div class="text-muted2 small">{{ $sub->student->email ?? '' }}</div>
                                                    </div>
                                                </div>
                                            </td>
                                            <td class="small">
                                                {{ $sub->submitted_at->format('M d, Y h:i A') }}
                                            </td>
                                            <td>
                                                @if($sub->grade)
                                                    <span class="badge bg-success">{{ $sub->grade }} / {{ $assignment->max_grade }}</span>
                                                @else
                                                    <span class="badge bg-warning">{{ __('front.pending') }}</span>
                                                @endif
                                            </td>
                                            <td>
                                                @if($sub->grade)
                                                    <span class="badge bg-success">{{ __('front.graded') }}</span>
                                                @else
                                                    <span class="badge bg-secondary">{{ __('front.not_graded') }}</span>
                                                @endif
                                            </td>
                                            <td>
                                                <div class="btn-group btn-group-sm">
                                                    <a href="{{ route('teacher.submissions.show', $sub->id) }}" class="btn btn-outline-primary">
                                                        <i class="fas fa-eye"></i>
                                                    </a>
                                                    @if(!$sub->grade)
                                                        <a href="{{ route('teacher.submissions.grade', $sub->id) }}" class="btn btn-outline-success">
                                                            <i class="fas fa-check-circle"></i>
                                                        </a>
                                                    @endif
                                                </div>
                                            </td>
                                        </tr>
                                    @endforeach
                                </tbody>
                            </table>
                        </div>
                    @endif
                </div>
            </div>
        </div>
    </div>
</section>

<style>
    .avatar-circle {
        width: 32px;
        height: 32px;
        font-size: 12px;
        font-weight: 600;
    }
</style>
@endsection