@extends('layouts.app')
@section('title', 'Seminar Magang')
@section('page-title', 'Seminar Magang')

@section('content')
@if(session('success'))<div class="alert alert-success">{{ session('success') }}</div>@endif
@if(session('error'))<div class="alert alert-danger">{{ session('error') }}</div>@endif
<div class="card p-4">
    <h6 class="fw-bold mb-3">Daftar Pengajuan Seminar</h6>
    <div class="table-responsive">
        <table class="table table-hover align-middle">
            <thead class="table-light"><tr><th class="align-top">Mahasiswa</th><th class="align-top">Instansi</th><th class="align-top">Kelayakan</th><th class="align-top">Judul</th><th class="align-top">Status</th><th class="align-top">Jadwal</th><th class="align-top">Aksi</th></tr></thead>
            <tbody>
            @forelse($pengajuans as $pengajuan)
                @php
                    $badge = ['menunggu_jadwal'=>'warning','terjadwal'=>'success','selesai'=>'primary','ditunda'=>'secondary','dibatalkan'=>'dark'];
                    $kelayakanApproved = $pengajuan->kelayakanSeminar?->isApproved();
                    $kelayakanStatus = $pengajuan->kelayakanSeminar?->statusRingkas();
                    $kelayakanStatusBadge = ['Belum Lengkap'=>'secondary','Menunggu Validasi Dokumen'=>'warning text-dark','Perlu Revisi Dokumen'=>'danger','Siap Ajukan Seminar'=>'success','Seminar Sudah Diajukan'=>'success'];
                    $perluVerifikasiPembimbing = $pengajuan->kelayakanSeminar && (!$pengajuan->kelayakanSeminar->dosen_id || !$pengajuan->kelayakanSeminar->pembimbing_lapangan_id);
                    $seminarAktifSetelahReupload = $pengajuan->kelayakanSeminar?->hasActiveSeminarSubmissionAfterReupload() ?? true;
                    $statusSeminar = $seminarAktifSetelahReupload ? ($pengajuan->status_seminar ?: ($kelayakanApproved ? 'menunggu_jadwal' : 'belum')) : 'belum';
                    $formatStatus = fn($status) => ucwords(str_replace('_', ' ', $status ?: '-'));
                    $statusLabel = $statusSeminar === 'menunggu_jadwal' && $kelayakanApproved ? 'Siap Dijadwalkan' : $formatStatus($statusSeminar);
                    $dokumenKelayakan = [
                        'laporan_hasil_magang' => ['label' => 'Laporan Hasil Magang', 'path' => $pengajuan->kelayakanSeminar?->laporan_hasil_magang, 'original' => $pengajuan->kelayakanSeminar?->laporan_hasil_magang_original_name],
                        'draft_jurnal' => ['label' => 'Draft Jurnal', 'path' => $pengajuan->kelayakanSeminar?->draft_jurnal, 'original' => $pengajuan->kelayakanSeminar?->draft_jurnal_original_name],
                        'produk_magang' => ['label' => 'Produk Magang', 'path' => $pengajuan->kelayakanSeminar?->produk_magang, 'original' => $pengajuan->kelayakanSeminar?->produk_magang_original_name, 'link' => $pengajuan->kelayakanSeminar?->produk_magang_link],
                    ];
                    $statusDocLabel = ['belum_dikirim' => 'Belum Dikirim', 'menunggu' => 'Menunggu Validasi', 'revisi' => 'Direvisi', 'disetujui' => 'Disetujui'];
                    $statusDocBadge = ['belum_dikirim' => 'secondary', 'menunggu' => 'warning text-dark', 'revisi' => 'danger', 'disetujui' => 'success'];
                @endphp
                <tr>
                    <td class="align-top"><strong>{{ $pengajuan->mahasiswa->nama_lengkap ?? '-' }}</strong><div class="small text-muted">{{ $pengajuan->mahasiswa->nim ?? '-' }}</div></td>
                    <td class="align-top">{{ $pengajuan->mitra->nama_instansi ?? $pengajuan->nama_instansi_manual ?? '-' }}</td>
                    <td class="align-top">
                        Dosen Pembimbing: {{ $formatStatus($pengajuan->kelayakanSeminar->status_persetujuan_dosen ?? '-') }}<br>
                        @if($pengajuan->kelayakanSeminar?->catatan_dosen)<span class="small text-muted">Catatan dosen pembimbing: {{ $pengajuan->kelayakanSeminar->catatan_dosen }}</span><br>@endif
                        Pembimbing Lapangan: {{ $formatStatus($pengajuan->kelayakanSeminar->status_persetujuan_pembimbing ?? '-') }}
                        @if($pengajuan->kelayakanSeminar?->catatan_pembimbing)<br><span class="small text-muted">Catatan pembimbing lapangan: {{ $pengajuan->kelayakanSeminar->catatan_pembimbing }}</span>@endif
                        @if($pengajuan->kelayakanSeminar)
                            @if($perluVerifikasiPembimbing)
                                <div class="mt-1"><span class="badge bg-warning text-dark">Perlu Verifikasi Pembimbing</span></div>
                                <div class="small text-muted mt-1">
                                    Dosen terbaca: {{ $pengajuan->bimbingans->pluck('dosen.nama_dosen')->filter()->unique()->implode(', ') ?: '-' }}<br>
                                    Pembimbing lapangan terbaca: {{ $pengajuan->pembimbingLapangan->nama ?? $pengajuan->pic_nama ?? '-' }}
                                </div>
                            @endif
                            @if($kelayakanStatus)
                                <div class="mt-1"><span class="badge bg-{{ $kelayakanStatusBadge[$kelayakanStatus] ?? 'secondary' }}">{{ $kelayakanStatus }}</span></div>
                            @endif
                            <div class="small text-muted mt-1">Output: {{ \Illuminate\Support\Str::limit($pengajuan->kelayakanSeminar->output_magang ?: '-', 80) }}</div>
                            <div class="mt-2 d-flex flex-wrap gap-1">
                                <a href="{{ route('admin.seminar.file', [$pengajuan->kelayakanSeminar->id, 'laporan']) }}" target="_blank" class="btn btn-sm btn-outline-secondary">Laporan</a>
                                @if($pengajuan->kelayakanSeminar->produk_magang)
                                    <a href="{{ route('admin.seminar.file', [$pengajuan->kelayakanSeminar->id, 'produk']) }}" target="_blank" class="btn btn-sm btn-outline-secondary">Produk</a>
                                @endif
                                @if($pengajuan->kelayakanSeminar->draft_jurnal)
                                    <a href="{{ route('admin.seminar.file', [$pengajuan->kelayakanSeminar->id, 'jurnal']) }}" target="_blank" class="btn btn-sm btn-outline-secondary">Draft Jurnal</a>
                                @endif
                            </div>
                        @endif
                    </td>
                    <td class="align-top">{{ $pengajuan->judul_laporan ?? '-' }}</td>
                    <td class="align-top"><span class="badge bg-{{ $badge[$statusSeminar] ?? 'secondary' }}">{{ $statusLabel }}</span></td>
                    <td class="align-top">{{ $pengajuan->seminar_tanggal ?? '-' }}<br>{{ $pengajuan->seminar_jam ? substr($pengajuan->seminar_jam, 0, 5) : '-' }}<br>{{ $pengajuan->seminar_ruangan ?? '-' }}</td>
                    <td class="align-top">
                        @if($kelayakanApproved)
                            <button class="btn btn-sm btn-outline-primary" type="button" data-bs-toggle="collapse" data-bs-target="#jadwal-{{ $pengajuan->id }}">{{ $statusSeminar === 'menunggu_jadwal' ? 'Jadwalkan Seminar' : 'Ubah Jadwal' }}</button>
                        @else
                            <button class="btn btn-sm btn-outline-secondary" type="button" data-bs-toggle="collapse" data-bs-target="#jadwal-{{ $pengajuan->id }}">Lihat Info</button>
                        @endif
                    </td>
                </tr>
                <tr class="collapse" id="jadwal-{{ $pengajuan->id }}"><td colspan="7">
                    @if($pengajuan->kelayakanSeminar)
                        <div class="card p-3 mb-3">
                            <h6 class="fw-bold mb-3">Dokumen Kelayakan Seminar</h6>
                            <div class="row g-3">
                                <div class="col-md-4">
                                    <div class="text-muted small">Judul Laporan Magang</div>
                                    <div class="fw-semibold text-break">{{ $pengajuan->judul_laporan ?: '-' }}</div>
                                </div>
                                <div class="col-md-4">
                                    <div class="text-muted small">Uraian Output Magang</div>
                                    <div class="text-break">{{ $pengajuan->kelayakanSeminar->output_magang ?: 'Belum tersedia' }}</div>
                                </div>
                                <div class="col-md-4">
                                    <div class="text-muted small">Catatan Tambahan</div>
                                    <div class="text-break">{{ $pengajuan->kelayakanSeminar->catatan_mahasiswa ?: 'Belum tersedia' }}</div>
                                </div>
                            </div>
                            <hr>
                            @foreach($dokumenKelayakan as $documentKey => $document)
                                @php
                                    $documentStatus = $pengajuan->kelayakanSeminar->documentValidationStatus($documentKey);
                                    $dosenValidation = $pengajuan->kelayakanSeminar->documentValidations->where('document_key', $documentKey)->where('reviewer_role', 'dosen')->first();
                                    $pembimbingValidation = $pengajuan->kelayakanSeminar->documentValidations->where('document_key', $documentKey)->where('reviewer_role', 'pembimbing_lapangan')->first();
                                    $documentHistories = $pengajuan->kelayakanSeminar->catatanHistories->where('document_key', $documentKey)->where('role_pemberi', 'Mahasiswa');
                                    $validationHistories = $pengajuan->kelayakanSeminar->catatanHistories->where('document_key', $documentKey)->reject(fn($history) => strcasecmp((string) $history->role_pemberi, 'Mahasiswa') === 0);
                                @endphp
                                <div class="border rounded-3 p-3 mb-3">
                                    <div class="d-flex flex-wrap justify-content-between gap-2 align-items-start">
                                        <div>
                                            <div class="fw-semibold">{{ $document['label'] }}</div>
                                    @php $documentAktif = $pengajuan->kelayakanSeminar->documentAvailable($documentKey); @endphp
                                    @if($documentAktif && $document['path'])
                                        <div class="small text-muted text-break">File: {{ $document['original'] ?: basename($document['path']) }}</div>
                                    @elseif($documentAktif && $documentKey === 'produk_magang' && !empty($document['link']))
                                        <div class="small text-muted text-break">Link tersedia</div>
                                            @else
                                                <div class="small text-muted">Belum tersedia</div>
                                            @endif
                                        </div>
                                        <span class="badge bg-{{ $statusDocBadge[$documentStatus] ?? 'secondary' }}">{{ $statusDocLabel[$documentStatus] ?? $documentStatus }}</span>
                                    </div>
                                    <div class="d-flex flex-wrap gap-2 mt-2">
                                        @if($documentAktif && $document['path'])
                                            <a href="{{ route('seminar.kelayakan.document.preview', [$pengajuan->kelayakanSeminar->id, $documentKey]) }}" target="_blank" class="btn btn-sm btn-outline-primary">Lihat</a>
                                            <a href="{{ route('seminar.kelayakan.document.download', [$pengajuan->kelayakanSeminar->id, $documentKey]) }}" class="btn btn-sm btn-outline-secondary">Download</a>
                                        @endif
                                        @if($documentAktif && $documentKey === 'produk_magang' && !empty($document['link']))
                                            <a href="{{ $document['link'] }}" target="_blank" rel="noopener noreferrer" class="btn btn-sm btn-outline-primary">Buka Link Produk</a>
                                        @endif
                                    </div>
                                    @if($documentStatus !== 'belum_dikirim')
                                        <div class="row g-2 small mt-2">
                                            <div class="col-md-6">Dosen Pembimbing: <span class="badge bg-{{ $statusDocBadge[$dosenValidation->status ?? 'menunggu'] ?? 'secondary' }}">{{ $statusDocLabel[$dosenValidation->status ?? 'menunggu'] ?? 'Menunggu Validasi' }}</span></div>
                                            <div class="col-md-6">Pembimbing Lapangan: <span class="badge bg-{{ $statusDocBadge[$pembimbingValidation->status ?? 'menunggu'] ?? 'secondary' }}">{{ $statusDocLabel[$pembimbingValidation->status ?? 'menunggu'] ?? 'Menunggu Validasi' }}</span></div>
                                        </div>
                                    @endif
                                    <div class="small mt-3">
                                        <div class="fw-semibold">Riwayat Dokumen</div>
                                        @forelse($documentHistories as $history)
                                            <div class="border-start ps-2 my-2">
                                                <div class="text-break">{{ $history->catatan ?: '-' }}</div>
                                                @if($history->file_original_name || $history->file_path)<div>File: {{ $history->file_original_name ?: basename($history->file_path) }}</div>@endif
                                                @if($history->produk_magang_link)<div class="text-break">Link: {{ $history->produk_magang_link }}</div>@endif
                                                <div class="text-muted">Oleh: {{ $history->nama_pemberi ?: 'Mahasiswa' }} • {{ optional($history->created_at)->timezone(config('app.timezone'))->format('d/m/Y H:i') }}</div>
                                            </div>
                                        @empty
                                            <div class="text-muted">Belum ada riwayat dokumen.</div>
                                        @endforelse
                                        <div class="fw-semibold mt-2">Riwayat Validasi Pembimbing</div>
                                        @forelse($validationHistories as $history)
                                            <div class="border-start ps-2 my-2">
                                                <div>Status: {{ $statusDocLabel[$history->status_tindakan] ?? ucwords(str_replace('_', ' ', $history->status_tindakan)) }}</div>
                                                <div class="text-break">Catatan: {{ $history->catatan ?: '-' }}</div>
                                                <div class="text-muted">Oleh: {{ $history->nama_pemberi ?: $history->role_pemberi }} • {{ optional($history->created_at)->timezone(config('app.timezone'))->format('d/m/Y H:i') }}</div>
                                            </div>
                                        @empty
                                            <div class="text-muted">Belum ada riwayat validasi.</div>
                                        @endforelse
                                    </div>
                                </div>
                            @endforeach

                            @if($pengajuan->kelayakanSeminar->archives->isNotEmpty())
                                <h6 class="fw-bold mt-3">Arsip Kelayakan Lama</h6>
                                @foreach($pengajuan->kelayakanSeminar->archives as $archive)
                                    <div class="border rounded-3 p-3 mb-2">
                                        <div class="small text-muted mb-2">Dokumen lama diarsipkan: {{ optional($archive->archived_at ?: $archive->created_at)->timezone(config('app.timezone'))->format('d/m/Y H:i') }}</div>
                                        <div class="d-flex flex-wrap gap-2">
                                            @foreach($dokumenKelayakan as $documentKey => $document)
                                                @if($archive->documentPath($documentKey))
                                                    <a href="{{ route('seminar.kelayakan.archive.preview', [$archive->id, $documentKey]) }}" target="_blank" class="btn btn-sm btn-outline-primary">Lihat {{ $document['label'] }} Lama</a>
                                                    <a href="{{ route('seminar.kelayakan.archive.download', [$archive->id, $documentKey]) }}" class="btn btn-sm btn-outline-secondary">Download</a>
                                                @endif
                                            @endforeach
                                            @if($archive->produk_magang_link)
                                                <a href="{{ $archive->produk_magang_link }}" target="_blank" rel="noopener noreferrer" class="btn btn-sm btn-outline-primary">Buka Link Produk Lama</a>
                                            @endif
                                        </div>
                                    </div>
                                @endforeach
                            @endif
                        </div>
                    @endif
                    @unless($kelayakanApproved)
                        <div class="alert alert-warning mb-0">Seminar belum dapat dijadwalkan karena belum disetujui oleh dosen pembimbing dan pembimbing lapangan.</div>
                    @else
                    <form action="{{ route('admin.seminar.schedule', $pengajuan->id) }}" method="POST" class="row g-3">
                        @csrf
                        <div class="col-md-4"><label class="form-label">Judul Seminar</label><input type="text" name="judul_laporan" class="form-control" value="{{ $pengajuan->judul_laporan }}" required></div>
                        <div class="col-md-2"><label class="form-label">Tanggal</label><input type="date" name="seminar_tanggal" class="form-control" value="{{ $pengajuan->seminar_tanggal }}" required></div>
                        <div class="col-md-2"><label class="form-label">Jam</label><input type="time" name="seminar_jam" class="form-control" value="{{ $pengajuan->seminar_jam }}" required></div>
                        <div class="col-md-2"><label class="form-label">Ruangan</label><input type="text" name="seminar_ruangan" class="form-control" value="{{ $pengajuan->seminar_ruangan }}" required></div>
                        <div class="col-md-2"><label class="form-label">Status</label><select name="status_seminar" class="form-select" required><option value="terjadwal">Terjadwal</option><option value="selesai">Selesai</option><option value="ditunda">Ditunda</option><option value="dibatalkan">Dibatalkan</option></select></div>
                        <div class="col-12"><label class="form-label">Catatan Admin</label><textarea name="catatan" class="form-control" rows="2">{{ $pengajuan->catatan_admin }}</textarea></div>
                        <div class="col-12 text-end"><button class="btn btn-primary">Simpan Jadwal</button></div>
                    </form>
                    @if($pengajuan->status_seminar === 'selesai')
                    <hr>
                    <div class="row g-3">
                        <div class="col-12">
                            <h6 class="fw-bold mb-1">Penilaian Tahap 2 - Seminar Hasil Magang</h6>
                            <div class="text-muted small">Nilai Tahap 2 diinput oleh Dosen Pembimbing dan Pembimbing Lapangan melalui menu Penilaian.</div>
                        </div>
                        <div class="col-md-3"><div class="text-muted small">Nilai Tahap 2 Dosen</div><div class="fw-semibold">{{ $pengajuan->penilaian?->nilai_seminar_dosen !== null ? number_format($pengajuan->penilaian->nilai_seminar_dosen, 2) : '-' }}</div></div>
                        <div class="col-md-3"><div class="text-muted small">Nilai Tahap 2 Pembimbing</div><div class="fw-semibold">{{ $pengajuan->penilaian?->nilai_seminar_pembimbing !== null ? number_format($pengajuan->penilaian->nilai_seminar_pembimbing, 2) : '-' }}</div></div>
                        <div class="col-md-3"><div class="text-muted small">Nilai Seminar Gabungan</div><div class="fw-semibold">{{ $pengajuan->penilaian?->nilai_seminar !== null ? number_format($pengajuan->penilaian->nilai_seminar, 2) : 'Belum lengkap' }}</div></div>
                        <div class="col-md-3"><div class="text-muted small">Status Nilai</div><span class="badge bg-{{ $pengajuan->penilaian?->status_nilai === 'final' ? 'success' : 'warning text-dark' }}">{{ $pengajuan->penilaian?->statusNilaiLabel() ?? 'Belum Lengkap' }}</span></div>
                    </div>
                    @elseif($pengajuan->seminar_tanggal)
                    <hr>
                    <div class="alert alert-warning mb-0">Nilai seminar hasil magang dapat diinput setelah admin menyelesaikan status seminar.</div>
                    @endif
                    @endunless
                </td></tr>
            @empty
                <tr><td colspan="7" class="text-center text-muted">Belum ada pengajuan seminar.</td></tr>
            @endforelse
            </tbody>
        </table>
    </div>
    {{ $pengajuans->links() }}
</div>
@endsection