@extends('admin.layout.app')

@section('body')
<div class="card card-page p-3 shadow-sm">

    <div class="d-flex justify-content-between align-items-start flex-wrap gap-2 mb-3">
        <div>
            <h4 class="mb-1">{{ __('admin.assignment_submissions') }}</h4>
            <small class="text-muted">{{ __('admin.admin_side_submissions_grading') }}</small>
        </div>
        <a href="{{ route('assignment-submissions.create',['assignment_id'=>$assignment_id,'student_user_id'=>$student_id]) }}"
           class="btn btn-primary">
            <i class="fas fa-plus me-2"></i> {{ __('admin.new_submission') }}
        </a>
    </div>

    @if(session('msg'))
        <div class="alert alert-info">{{ session('msg') }}</div>
    @endif

    <form method="GET" class="row g-2 align-items-end mb-3">
        <div class="col-md-3">
            <label class="form-label mb-0 small">{{ __('admin.search') }}</label>
            <input name="q" value="{{ $q }}" class="form-control" placeholder="{{ __('admin.student_or_assignment') }}">
        </div>

        <div class="col-md-4">
            <label class="form-label mb-0 small">{{ __('admin.assignment_2') }}</label>
            <select name="assignment_id" class="form-select">
                <option value="">{{ __('admin.all_2') }}</option>
                @foreach($assignments as $a)
                    <option value="{{ $a->id }}" @selected((string)$assignment_id===(string)$a->id)>
                        #{{ $a->id }} - {{ $a->title }}
                    </option>
                @endforeach
            </select>
        </div>

        <div class="col-md-3">
            <label class="form-label mb-0 small">{{ __('admin.student_2') }}</label>
            <select name="student_user_id" class="form-select">
                <option value="">{{ __('admin.all_2') }}</option>
                @foreach($students as $s)
                    <option value="{{ $s->id }}" @selected((string)$student_id===(string)$s->id)>
                        {{ $s->name }} ({{ $s->email }})
                    </option>
                @endforeach
            </select>
        </div>

        <div class="col-md-2">
            <label class="form-label mb-0 small">{{ __('admin.status') }}</label>
            <select name="status" class="form-select">
                <option value="">{{ __('admin.all_2') }}</option>
                <option value="submitted" @selected($status==='submitted')>{{ __('admin.submitted') }}</option>
                <option value="not_submitted" @selected($status==='not_submitted')>{{ __('admin.not_submitted') }}</option>
                <option value="graded" @selected($status==='graded')>{{ __('admin.graded') }}</option>
                <option value="not_graded" @selected($status==='not_graded')>{{ __('admin.not_graded') }}</option>
            </select>
        </div>

        <div class="col-12 d-flex gap-2">
            <button class="btn btn-outline-primary"><i class="fas fa-filter me-1"></i> {{ __('admin.filter') }}</button>
            <a href="{{ route('assignment-submissions.index') }}" class="btn btn-outline-secondary">{{ __('admin.reset') }}</a>
        </div>
    </form>

    <div class="table-responsive">
        <table class="table table-hover align-middle">
            <thead class="table-light">
                <tr>
                    <th style="width:80px;">#</th>
                    <th>{{ __('admin.student_2') }}</th>
                    <th>{{ __('admin.assignment_2') }}</th>
                    <th style="width:170px;">{{ __('admin.submitted') }}</th>
                    <th style="width:120px;">{{ __('admin.grade') }}</th>
                    <th style="width:160px;">{{ __('admin.graded') }}</th>
                    <th style="width:170px;">{{ __('admin.actions') }}</th>
                </tr>
            </thead>
            <tbody>
                @forelse($submissions as $r)
                    <tr>
                        <td>{{ $r->id }}</td>
                        <td>
                            <div class="fw-semibold">{{ $r->student?->name ?? '—' }}</div>
                            <div class="small text-muted">{{ $r->student?->email ?? '' }}</div>
                        </td>
                        <td>
                            <div class="fw-semibold">{{ $r->assignment?->title ?? '—' }}</div>
                            <div class="small text-muted">
                                {{ __('admin.course') }}: {{ $r->assignment?->course?->title ?? '—' }}
                                @if($r->assignment?->course?->code) ({{ $r->assignment->course->code }}) @endif
                            </div>
                        </td>
                        <td>
                            @if($r->submitted_at)
                                <span class="badge bg-success">{{ $r->submitted_at->format('Y-m-d H:i') }}</span>
                            @else
                                <span class="badge bg-secondary">{{ __('admin.no') }}</span>
                            @endif
                        </td>
                        <td>
                            @if(!is_null($r->grade))
                                <span class="badge bg-info">{{ number_format((float)$r->grade, 2) }}</span>
                            @else
                                <span class="badge bg-warning text-dark">{{ __('admin.n_a') }}</span>
                            @endif
                        </td>
                        <td>
                            @if($r->graded_at)
                                <div class="small">
                                    <span class="badge bg-primary">{{ $r->graded_at->format('Y-m-d') }}</span>
                                </div>
                                <div class="small text-muted">{{ $r->grader?->name ?? '—' }}</div>
                            @else
                                <span class="badge bg-secondary">{{ __('admin.not_graded_2') }}</span>
                            @endif
                        </td>
                        <td class="d-flex gap-1">
                            <a class="btn btn-sm btn-outline-info" href="{{ route('assignment-submissions.show',$r->id) }}">
                                <i class="far fa-eye"></i>
                            </a>
                            <a class="btn btn-sm btn-outline-primary" href="{{ route('assignment-submissions.edit',$r->id) }}">
                                <i class="far fa-edit"></i>
                            </a>
                            <form action="{{ route('assignment-submissions.destroy',$r->id) }}" method="POST"
                                  onsubmit="return confirm('{{ __('admin.delete_this_submission') }}');">
                                @csrf
                                @method('DELETE')
                                <button class="btn btn-sm btn-outline-danger"><i class="far fa-trash-alt"></i></button>
                            </form>
                        </td>
                    </tr>
                @empty
                    <tr>
                        <td colspan="7" class="text-center p-4 text-muted">{{ __('admin.no_submissions_found') }}</td>
                    </tr>
                @endforelse
            </tbody>
        </table>
    </div>

    <div class="mt-3">{{ $submissions->withQueryString()->links('pagination::bootstrap-4') }}</div>
</div>
@endsection