@extends('dosen.layout', [
    'title' => 'Kelola Nilai Kelas',
    'heading' => 'Kelola Nilai Kelas',
    'subheading' => 'Input nilai tugas, quiz, UTS, dan UAS untuk mahasiswa yang KRS-nya sudah disetujui.',
])

@section('page_actions')
    <a href="{{ route('dosen.nilai.index') }}" class="btn btn-outline-secondary">
        <i class="fas fa-arrow-left mr-1"></i>
        Kembali
    </a>
@endsection

@section('dosen-content')
    <div class="card card-outline card-success">
        <div class="card-body">
            <div class="row">
                <div class="col-md-3">
                    <div class="info-label">Mata Kuliah</div>
                    <p>{{ $schedule->mataKuliah?->nama_mk ?? '-' }} ({{ $schedule->mataKuliah?->kode_mk ?? '-' }})</p>
                </div>
                <div class="col-md-3">
                    <div class="info-label">Kelas</div>
                    <p>{{ $schedule->kelas?->nama_kelas ?? '-' }}</p>
                </div>
                <div class="col-md-3">
                    <div class="info-label">Jadwal</div>
                    <p>{{ $schedule->hari }} / {{ $schedule->jam_mulai }} - {{ $schedule->jam_selesai }}</p>
                </div>
                <div class="col-md-3">
                    <div class="info-label">Tahun Akademik</div>
                    <p>{{ $schedule->tahunAkademik?->tahun ?? '-' }} / {{ $schedule->tahunAkademik?->semester ?? '-' }}</p>
                </div>
            </div>
        </div>
    </div>

    <div class="card card-outline card-info">
        <div class="card-header">
            <h3 class="card-title">Upload Nilai Massal</h3>
        </div>
        <form method="POST" action="{{ route('dosen.nilai.import', $schedule) }}" enctype="multipart/form-data">
            @csrf
            <div class="card-body">
                <div class="row align-items-end">
                    <div class="col-md-5">
                        <div class="form-group mb-md-0">
                            <label for="score_file">File CSV Nilai</label>
                            <input id="score_file" type="file" name="score_file" class="form-control-file" accept=".csv,.txt" required>
                        </div>
                    </div>
                    <div class="col-md-5">
                        <div class="alert alert-light border py-2 px-3 mb-0">
                            Gunakan format kolom: <strong>nim,tugas,quiz,uts,uas</strong>
                        </div>
                    </div>
                    <div class="col-md-2">
                        <button type="submit" class="btn btn-info btn-block">Import CSV</button>
                    </div>
                </div>
            </div>
        </form>
    </div>

    <div class="card">
        <div class="card-header">
            <h3 class="card-title">Form Nilai Mahasiswa</h3>
        </div>
        <form method="POST" action="{{ route('dosen.nilai.save', $schedule) }}">
            @csrf
            <div class="card-body">
                <div class="table-responsive">
                    <table class="table table-bordered table-hover">
                        <thead>
                            <tr>
                                <th>Mahasiswa</th>
                                <th>Tugas</th>
                                <th>Quiz</th>
                                <th>UTS</th>
                                <th>UAS</th>
                                <th>Nilai Akhir</th>
                                <th>Grade</th>
                            </tr>
                        </thead>
                        <tbody>
                            @forelse ($participants as $item)
                                @php($saved = $item->nilai)
                                <tr>
                                    <td>
                                        <strong>{{ $item->mahasiswa?->nama_mahasiswa ?? '-' }}</strong>
                                        <div class="text-muted text-sm">{{ $item->mahasiswa?->nim ?? '-' }}</div>
                                    </td>
                                    @foreach (['tugas', 'quiz', 'uts', 'uas'] as $field)
                                        <td>
                                            <input
                                                type="number"
                                                name="scores[{{ $item->id }}][{{ $field }}]"
                                                class="form-control"
                                                min="0"
                                                max="100"
                                                step="0.01"
                                                value="{{ old('scores.'.$item->id.'.'.$field, $saved?->{$field}) }}"
                                                required
                                            >
                                        </td>
                                    @endforeach
                                    <td>{{ $saved?->nilai_akhir !== null ? number_format((float) $saved->nilai_akhir, 2) : '-' }}</td>
                                    <td>{{ $saved?->grade ?? '-' }}</td>
                                </tr>
                            @empty
                                <tr>
                                    <td colspan="7" class="text-center text-muted">Belum ada mahasiswa dengan KRS disetujui pada kelas ini.</td>
                                </tr>
                            @endforelse
                        </tbody>
                    </table>
                </div>
            </div>
            @if ($participants->isNotEmpty())
                <div class="card-footer">
                    <button type="submit" class="btn btn-success">Simpan Nilai Kelas</button>
                </div>
            @endif
        </form>
    </div>
@endsection