{{-- resources/views/admin/wali-kelas/index.blade.php --}}
@extends('admin.layouts.app')

@section('title', 'Manajemen Wali Kelas')

@section('content')
<div class="container-fluid py-4">

    @php
        $currentTaId = request('tahun_ajaran_id', $taAktif->id ?? null);
        $currentSemId = request('semester_id', $semesterAktif->id ?? null);
    @endphp

    <div class="d-flex justify-content-between align-items-center flex-wrap gap-3 mb-4">
        <div>
            <h4 class="mb-1 fw-bold">Manajemen Wali Kelas - Jenjang {{ $jenjang->nama_jenjang }}</h4>
            <p class="text-muted mb-0" style="font-size: 14px;">Tentukan Guru yang bertanggung jawab sebagai Wali Kelas untuk setiap Ruang Kelas.</p>
        </div>
        
        <form action="{{ url()->current() }}" method="GET" class="d-flex align-items-center gap-2 m-0 bg-white p-1 rounded-3 shadow-sm border">
            <div class="d-flex align-items-center">
                <i class="bi bi-funnel text-muted ms-2 me-1"></i>
                <select name="tahun_ajaran_id" class="form-select form-select-sm border-0 shadow-none fw-medium text-dark bg-transparent" onchange="this.form.submit()" style="min-width: 180px;">
                    @if(isset($tahunAjarans))
                        @foreach($tahunAjarans as $ta)
                            <option value="{{ $ta->id }}" {{ $currentTaId == $ta->id ? 'selected' : '' }}>
                                {{ $ta->tahun_ajaran }} {{ $ta->status_akademik == 'aktif' ? '(Aktif)' : '' }}
                            </option>
                        @endforeach
                    @endif
                </select>
            </div>
            <div class="vr bg-secondary opacity-25"></div>
            <select name="semester_id" class="form-select form-select-sm border-0 shadow-none fw-medium text-dark bg-transparent" onchange="this.form.submit()" style="min-width: 120px;">
                @if(isset($semesters))
                    @foreach($semesters as $sem)
                        <option value="{{ $sem->id }}" {{ $currentSemId == $sem->id ? 'selected' : '' }}>
                            {{ $sem->nama }} {{ $sem->is_active ? '(Aktif)' : '' }}
                        </option>
                    @endforeach
                @endif
            </select>
        </form>
    </div>

    @if($errors->any())
        <div class="alert alert-danger border-0 shadow-sm mb-4">
            <ul class="mb-0 fw-medium">
                @foreach($errors->all() as $error)
                    <li>{{ $error }}</li>
                @endforeach
            </ul>
        </div>
    @endif

    <div class="card shadow-sm border-top-0 border-end-0 border-bottom-0 border-start border-primary" style="border-left-width: 4px !important;">
        <div class="card-body p-0">
            <div class="table-responsive">
                <table class="table table-hover table-bordered align-middle mb-0" style="font-size: 14px;">
                    <thead class="table-light text-center">
                        <tr>
                            <th style="width: 5%">NO</th>
                            <th style="width: 15%">TINGKAT KELAS</th>
                            <th style="width: 15%">RUANG KELAS</th>
                            <th style="width: 20%">PENGATURAN KUOTA (GENDER)</th>
                            <th style="width: 15%">KAPASITAS</th>
                            <th style="width: 25%">WALI KELAS</th>
                            <th style="width: 5%">AKSI</th>
                        </tr>
                    </thead>
                    <tbody>
                        @php $no = 1; @endphp
                        @forelse($jenjang->tingkats as $tingkat)
                            @forelse($tingkat->kelases as $kelas)
                                @if($kelas->details->count() > 0)
                                    @php $detailCount = $kelas->details->count(); @endphp
                                    
                                    @foreach($kelas->details as $index => $dtl)
                                        @php
                                            $waliData = $waliKelasList->where('kelas_id', $kelas->id)
                                                                      ->where('kelas_detail_id', $dtl->id)
                                                                      ->first();
                                            $namaWaliKelas = $waliData ? $waliData->guru->nama_lengkap : null;
                                            $guruIdTerpilih = $waliData ? $waliData->guru_id : null;
                                        @endphp
                                        <tr>
                                            @if($index == 0)
                                                <td class="text-center text-muted" rowspan="{{ $detailCount }}">{{ $no++ }}</td>
                                                <td class="fw-medium ps-3 text-dark" rowspan="{{ $detailCount }}">{{ $tingkat->nama_tingkat }}</td>
                                                <td class="fw-bold text-success text-center" rowspan="{{ $detailCount }}">{{ $kelas->nama_kelas }}</td>
                                            @endif
                                            
                                            <td class="text-center">
                                                <span class="badge bg-info text-dark border border-info-subtle px-3 py-1">
                                                    {{ $dtl->gender->nama_gender ?? 'Unknown' }}
                                                </span>
                                            </td>
                                            <td class="text-center fw-bold text-primary bg-light">
                                                {{ $dtl->kapasitas }} Siswa
                                            </td>
                                            
                                            <td>
                                                @if($namaWaliKelas)
                                                    <div class="d-flex align-items-center gap-2">
                                                        <i class="bi bi-person-check-fill text-success fs-5"></i>
                                                        <span class="fw-bold text-dark">{{ $namaWaliKelas }}</span>
                                                    </div>
                                                @else
                                                    <span class="text-danger fst-italic" style="font-size: 13px;"><i class="bi bi-exclamation-circle me-1"></i>Belum diatur</span>
                                                @endif
                                            </td>
                                            <td class="text-center">
                                                <button type="button" class="btn btn-sm btn-outline-primary shadow-sm" data-bs-toggle="modal" data-bs-target="#modalEditWali-dtl-{{ $dtl->id }}" title="Atur Wali Kelas">
                                                    <i class="bi bi-pencil-square"></i>
                                                </button>
                                            </td>
                                        </tr>

                                        <div class="modal fade" id="modalEditWali-dtl-{{ $dtl->id }}" tabindex="-1" aria-hidden="true">
                                            <div class="modal-dialog">
                                                <form action="{{ route('admin.wali-kelas.store_or_update') }}" method="POST">
                                                    @csrf
                                                    <input type="hidden" name="kelas_id" value="{{ $kelas->id }}">
                                                    <input type="hidden" name="kelas_detail_id" value="{{ $dtl->id }}">
                                                    <input type="hidden" name="tahun_ajaran_id" value="{{ $currentTaId }}">
                                                    <input type="hidden" name="semester_id" value="{{ $currentSemId }}">
                                                    
                                                    <div class="modal-content border-0 shadow">
                                                        <div class="modal-header border-bottom-0 bg-light">
                                                            <h5 class="modal-title fw-bold">Atur Wali Kelas</h5>
                                                            <button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="Close"></button>
                                                        </div>
                                                        <div class="modal-body p-4">
                                                            <div class="row mb-3">
                                                                <div class="col-6">
                                                                    <label class="form-label fw-medium text-muted" style="font-size: 12px;">TINGKAT KELAS</label>
                                                                    <input type="text" class="form-control bg-light fw-bold" value="{{ $tingkat->nama_tingkat }}" readonly>
                                                                </div>
                                                                <div class="col-6">
                                                                    <label class="form-label fw-medium text-muted" style="font-size: 12px;">RUANG KELAS</label>
                                                                    <input type="text" class="form-control bg-light fw-bold text-success" value="{{ $kelas->nama_kelas }}" readonly>
                                                                </div>
                                                            </div>

                                                            <div class="row mb-4">
                                                                <div class="col-8">
                                                                    <label class="form-label fw-medium text-muted" style="font-size: 12px;">TARGET KUOTA GENDER</label>
                                                                    <div class="form-control bg-light d-flex align-items-center" style="min-height: 38px;">
                                                                        <span class="badge bg-info text-dark">{{ $dtl->gender->nama_gender ?? 'Unknown' }}</span>
                                                                    </div>
                                                                </div>
                                                                <div class="col-4">
                                                                    <label class="form-label fw-medium text-muted" style="font-size: 12px;">KAPASITAS</label>
                                                                    <input type="text" class="form-control bg-light text-center" value="{{ $dtl->kapasitas }}" readonly>
                                                                </div>
                                                            </div>

                                                            <hr class="text-secondary opacity-25">

                                                            <div class="mb-2">
                                                                <label class="form-label fw-bold text-primary">Pilih Wali Kelas <span class="text-danger">*</span></label>
                                                                <select name="guru_id" class="form-select border-primary shadow-sm" required>
                                                                    <option value="">-- Pilih Guru / Tenaga Pendidik --</option>
                                                                    @if(isset($gurus))
                                                                        @foreach($gurus as $guru)
                                                                            @php
                                                                                $isAssignedElsewhere = in_array($guru->id, $assignedGuruIds ?? []) && $guru->id != $guruIdTerpilih;
                                                                            @endphp
                                                                            
                                                                            @if(!$isAssignedElsewhere)
                                                                                <option value="{{ $guru->id }}" {{ $guruIdTerpilih == $guru->id ? 'selected' : '' }}>
                                                                                    {{ $guru->nama_lengkap }} ({{ $guru->nip ?? 'Non-NIP' }}) - {{ $guru->jenis_kelamin == 'L' ? 'L' : 'P' }}
                                                                                </option>
                                                                            @endif
                                                                        @endforeach
                                                                    @endif
                                                                </select>
                                                                <div class="form-text mt-2" style="font-size: 12px;">Pilih guru untuk menangani kelompok santri <b>{{ $dtl->gender->nama_gender ?? '' }}</b> di kelas ini. Guru yang sudah menjabat di kelas lain tidak ditampilkan.</div>
                                                            </div>
                                                        </div>
                                                        <div class="modal-footer border-top-0 bg-light">
                                                            <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">Batal</button>
                                                            <button type="submit" class="btn btn-primary"><i class="bi bi-save me-1"></i> Simpan Wali Kelas</button>
                                                        </div>
                                                    </div>
                                                </form>
                                            </div>
                                        </div>
                                    @endforeach

                                @else
                                    @php
                                        // Cek Wali Kelas dari database untuk kelas campuran (kelas_detail_id = null)
                                        $waliData = $waliKelasList->where('kelas_id', $kelas->id)->whereNull('kelas_detail_id')->first();
                                        $namaWaliKelas = $waliData ? $waliData->guru->nama_lengkap : null;
                                        $guruIdTerpilih = $waliData ? $waliData->guru_id : null;
                                    @endphp
                                    <tr>
                                        <td class="text-center text-muted">{{ $no++ }}</td>
                                        <td class="fw-medium ps-3 text-dark">{{ $tingkat->nama_tingkat }}</td>
                                        <td class="fw-bold text-success text-center">{{ $kelas->nama_kelas }}</td>
                                        
                                        <td class="text-center">
                                            <span class="badge bg-secondary px-3 py-1 text-white">Kelas Campuran</span>
                                        </td>
                                        
                                        <td class="text-center fw-bold text-primary bg-light">
                                            {{ $kelas->kapasitas ? $kelas->kapasitas . ' Siswa' : 'Tak Terbatas' }}
                                        </td>

                                        <td>
                                            @if($namaWaliKelas)
                                                <div class="d-flex align-items-center gap-2">
                                                    <i class="bi bi-person-check-fill text-success fs-5"></i>
                                                    <span class="fw-bold text-dark">{{ $namaWaliKelas }}</span>
                                                </div>
                                            @else
                                                <span class="text-danger fst-italic" style="font-size: 13px;"><i class="bi bi-exclamation-circle me-1"></i>Belum diatur</span>
                                            @endif
                                        </td>

                                        <td class="text-center">
                                            <button type="button" class="btn btn-sm btn-outline-primary shadow-sm" data-bs-toggle="modal" data-bs-target="#modalEditWali-kelas-{{ $kelas->id }}" title="Atur Wali Kelas">
                                                <i class="bi bi-pencil-square"></i>
                                            </button>
                                        </td>
                                    </tr>

                                    <div class="modal fade" id="modalEditWali-kelas-{{ $kelas->id }}" tabindex="-1" aria-hidden="true">
                                        <div class="modal-dialog">
                                            <form action="{{ route('admin.wali-kelas.store_or_update') }}" method="POST">
                                                @csrf
                                                <input type="hidden" name="kelas_id" value="{{ $kelas->id }}">
                                                <input type="hidden" name="tahun_ajaran_id" value="{{ $currentTaId }}">
                                                <input type="hidden" name="semester_id" value="{{ $currentSemId }}">
                                                
                                                <div class="modal-content border-0 shadow">
                                                    <div class="modal-header border-bottom-0 bg-light">
                                                        <h5 class="modal-title fw-bold">Atur Wali Kelas</h5>
                                                        <button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="Close"></button>
                                                    </div>
                                                    <div class="modal-body p-4">
                                                        
                                                        <div class="row mb-3">
                                                            <div class="col-6">
                                                                <label class="form-label fw-medium text-muted" style="font-size: 12px;">TINGKAT KELAS</label>
                                                                <input type="text" class="form-control bg-light fw-bold" value="{{ $tingkat->nama_tingkat }}" readonly>
                                                            </div>
                                                            <div class="col-6">
                                                                <label class="form-label fw-medium text-muted" style="font-size: 12px;">RUANG KELAS</label>
                                                                <input type="text" class="form-control bg-light fw-bold text-success" value="{{ $kelas->nama_kelas }}" readonly>
                                                            </div>
                                                        </div>

                                                        <div class="row mb-4">
                                                            <div class="col-8">
                                                                <label class="form-label fw-medium text-muted" style="font-size: 12px;">PENGATURAN KUOTA (GENDER)</label>
                                                                <div class="form-control bg-light" style="min-height: 38px;">
                                                                    <span class="badge bg-secondary">Campuran</span>
                                                                </div>
                                                            </div>
                                                            <div class="col-4">
                                                                <label class="form-label fw-medium text-muted" style="font-size: 12px;">TOTAL</label>
                                                                <input type="text" class="form-control bg-light text-center" value="{{ $kelas->kapasitas ?: 'Unlimited' }}" readonly>
                                                            </div>
                                                        </div>

                                                        <hr class="text-secondary opacity-25">

                                                        <div class="mb-2">
                                                            <label class="form-label fw-bold text-primary">Pilih Wali Kelas <span class="text-danger">*</span></label>
                                                            <select name="guru_id" class="form-select border-primary shadow-sm" required>
                                                                <option value="">-- Pilih Guru / Tenaga Pendidik --</option>
                                                                @if(isset($gurus))
                                                                    @foreach($gurus as $guru)
                                                                        @php
                                                                            // Cek apakah guru sudah jadi wali kelas di slot/kelas lain
                                                                            $isAssignedElsewhere = in_array($guru->id, $assignedGuruIds ?? []) && $guru->id != $guruIdTerpilih;
                                                                        @endphp
                                                                        
                                                                        @if(!$isAssignedElsewhere)
                                                                            <option value="{{ $guru->id }}" {{ $guruIdTerpilih == $guru->id ? 'selected' : '' }}>
                                                                                {{ $guru->nama_lengkap }} ({{ $guru->nip ?? 'Non-NIP' }}) - {{ $guru->jenis_kelamin == 'L' ? 'L' : 'P' }}
                                                                            </option>
                                                                        @endif
                                                                    @endforeach
                                                                @endif
                                                            </select>
                                                            <div class="form-text mt-2" style="font-size: 12px;">Data diambil dari Menu: <b>Kepegawaian -> Data Guru</b>. Guru yang sudah menjabat di kelas lain tidak ditampilkan.</div>
                                                        </div>

                                                    </div>
                                                    <div class="modal-footer border-top-0 bg-light">
                                                        <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">Batal</button>
                                                        <button type="submit" class="btn btn-primary"><i class="bi bi-save me-1"></i> Simpan Wali Kelas</button>
                                                    </div>
                                                </div>
                                            </form>
                                        </div>
                                    </div>
                                @endif
                                
                            @empty
                                <tr>
                                    <td class="text-center text-muted">{{ $no++ }}</td>
                                    <td class="fw-medium ps-3 text-dark">{{ $tingkat->nama_tingkat }}</td>
                                    <td colspan="5" class="text-muted text-center fst-italic">Belum ada ruang kelas yang dibuat di tingkat ini.</td>
                                </tr>
                            @endforelse
                        @empty
                            <tr>
                                <td colspan="7" class="text-muted text-center fst-italic py-4">
                                    <i class="bi bi-inboxes fs-3 d-block mb-2 opacity-50"></i>
                                    Belum ada Tingkat Kelas untuk jenjang ini.
                                </td>
                            </tr>
                        @endforelse
                    </tbody>
                </table>
            </div>
        </div>
    </div>
</div>

@push('scripts')
<script src="https://cdn.jsdelivr.net/npm/sweetalert2@11"></script>
<script>
    document.addEventListener("DOMContentLoaded", function() {
        @if(session('success'))
            Swal.fire({ icon: 'success', title: 'Berhasil!', text: '{{ session('success') }}', showConfirmButton: false, timer: 2000 });
        @endif
        @if(session('error'))
            Swal.fire({ icon: 'error', title: 'Gagal!', text: '{{ session('error') }}', showConfirmButton: true });
        @endif
    });
</script>
@endpush
@endsection