@extends('admin.layout', [
    'title' => 'Jadwal Kuliah',
    'heading' => 'Penjadwalan Kuliah',
    'subheading' => 'Kelola jadwal kuliah per semester dengan kontrol bentrok dosen, kelas, dan ruangan.',
])

@section('page_actions')
    <a href="{{ route('admin.jadwal-kuliah.create') }}" class="btn btn-primary">
        <i class="fas fa-plus mr-1"></i>
        Tambah Jadwal Kuliah
    </a>
@endsection

@section('admin-content')
    <div class="row">
        <div class="col-12">
            <div class="card card-info card-outline content-card-note">
                <div class="card-body">
                    <strong>Proteksi bentrok jadwal:</strong>
                    Sistem akan menolak jadwal yang bentrok pada <code>dosen</code>, <code>kelas</code>, atau <code>ruangan</code> pada hari dan jam yang sama di tahun akademik yang sama.
                </div>
            </div>
        </div>
    </div>

    <div class="card">
        <div class="card-header">
            <h3 class="card-title">Daftar Jadwal Kuliah</h3>
            <div class="card-tools">
                <span class="badge badge-info">Total {{ $schedules->total() }}</span>
            </div>
        </div>
        <div class="card-body">
            <form method="GET" class="mb-3">
                <div class="row">
                    <div class="col-md-3">
                        <input type="text" name="q" class="form-control" placeholder="Cari mata kuliah atau dosen..." value="{{ $search }}">
                    </div>
                    <div class="col-md-2">
                        <select name="prodi_id" class="form-control">
                            <option value="">Semua Prodi</option>
                            @foreach ($programs as $program)
                                <option value="{{ $program->id }}" @selected($programId === $program->id)>{{ $program->nama_prodi }}</option>
                            @endforeach
                        </select>
                    </div>
                    <div class="col-md-2">
                        <select name="dosen_id" class="form-control">
                            <option value="">Semua Dosen</option>
                            @foreach ($lecturers as $lecturer)
                                <option value="{{ $lecturer->id }}" @selected($lecturerId === $lecturer->id)>{{ $lecturer->nama_dosen }}</option>
                            @endforeach
                        </select>
                    </div>
                    <div class="col-md-2">
                        <select name="tahun_akademik_id" class="form-control">
                            <option value="">Semua Tahun</option>
                            @foreach ($academicYears as $academicYear)
                                <option value="{{ $academicYear->id }}" @selected($academicYearId === $academicYear->id)>{{ $academicYear->tahun }} - {{ $academicYear->semester }}</option>
                            @endforeach
                        </select>
                    </div>
                    <div class="col-md-1">
                        <select name="hari" class="form-control">
                            <option value="">Hari</option>
                            @foreach ($dayOptions as $item)
                                <option value="{{ $item }}" @selected($day === $item)>{{ $item }}</option>
                            @endforeach
                        </select>
                    </div>
                    <div class="col-md-2">
                        <div class="btn-group w-100">
                            <button type="submit" class="btn btn-default">Filter</button>
                            @if ($search !== '' || $programId > 0 || $lecturerId > 0 || $academicYearId > 0 || $day !== '')
                                <a href="{{ route('admin.jadwal-kuliah.index') }}" class="btn btn-outline-secondary">Reset</a>
                            @endif
                        </div>
                    </div>
                </div>
            </form>

            <div class="table-responsive">
                <table class="table table-bordered table-hover">
                    <thead>
                        <tr>
                            <th>Hari / Jam</th>
                            <th>Mata Kuliah</th>
                            <th>Dosen</th>
                            <th>Kelas</th>
                            <th>Ruangan</th>
                            <th>Tahun Akademik</th>
                            <th>KRS</th>
                            <th width="170">Aksi</th>
                        </tr>
                    </thead>
                    <tbody>
                        @forelse ($schedules as $item)
                            <tr>
                                <td>
                                    <strong>{{ $item->hari }}</strong>
                                    <div class="text-muted text-sm">{{ substr($item->jam_mulai, 0, 5) }} - {{ substr($item->jam_selesai, 0, 5) }}</div>
                                </td>
                                <td>
                                    <strong>{{ $item->mataKuliah?->nama_mk ?? '-' }}</strong>
                                    <div class="text-muted text-sm">{{ $item->mataKuliah?->kode_mk ?? '-' }} / {{ $item->mataKuliah?->prodi?->nama_prodi ?? '-' }}</div>
                                </td>
                                <td>{{ $item->dosen?->nama_dosen ?? '-' }}</td>
                                <td>{{ $item->kelas?->nama_kelas ?? '-' }}</td>
                                <td>
                                    {{ $item->ruangan?->nama_ruangan ?? '-' }}
                                    <div class="text-muted text-sm">{{ $item->ruangan?->gedung?->nama_gedung ?? '-' }}</div>
                                </td>
                                <td>{{ $item->tahunAkademik?->tahun ?? '-' }} / {{ $item->tahunAkademik?->semester ?? '-' }}</td>
                                <td>{{ $item->krs_count }}</td>
                                <td>
                                    <div class="btn-group">
                                        <a href="{{ route('admin.jadwal-kuliah.edit', $item) }}" class="btn btn-sm btn-warning">
                                            <i class="fas fa-edit"></i>
                                        </a>
                                        <form method="POST" action="{{ route('admin.jadwal-kuliah.destroy', $item) }}" onsubmit="return confirm('Hapus jadwal kuliah ini?');">
                                            @csrf
                                            @method('DELETE')
                                            <button type="submit" class="btn btn-sm btn-danger">
                                                <i class="fas fa-trash"></i>
                                            </button>
                                        </form>
                                    </div>
                                </td>
                            </tr>
                        @empty
                            <tr>
                                <td colspan="8" class="text-center text-muted">Belum ada data jadwal kuliah.</td>
                            </tr>
                        @endforelse
                    </tbody>
                </table>
            </div>

            @include('partials.pagination-simple', ['paginator' => $schedules])
        </div>
    </div>
@endsection