{{-- Document register for a requisition (metadata + access-controlled downloads) --}}
@php
    $me = auth()->user();
    $visibleDocs = $requisition->documents->filter(fn ($d) => $d->isVisibleTo($me));
@endphp
<div class="card">
    <div class="card-header d-flex align-items-center">
        <h5 class="card-title mb-0 flex-grow-1"><i class="ri-folder-2-line align-bottom me-1"></i> Documents</h5>
        <span class="badge bg-light text-muted">{{ $visibleDocs->count() }}</span>
        <button type="button" class="btn btn-sm btn-soft-primary ms-2" data-bs-toggle="collapse" data-bs-target="#doc-upload">
            <i class="ri-upload-2-line align-bottom"></i> Add document
        </button>
    </div>

    <div class="collapse @if($errors->hasAny(['file','document_type','access_level'])) show @endif" id="doc-upload">
        <div class="card-body border-bottom bg-light-subtle">
            <form method="POST" action="{{ route('documents.store', $requisition) }}" enctype="multipart/form-data" class="row g-2">
                @csrf
                <div class="col-md-5">
                    <label class="form-label mb-1">File <span class="text-danger">*</span></label>
                    <input type="file" name="file" class="form-control form-control-sm @error('file') is-invalid @enderror" required
                           accept=".pdf,.jpg,.jpeg,.png,.doc,.docx,.xls,.xlsx,.csv">
                    @error('file')<div class="invalid-feedback">{{ $message }}</div>@enderror
                    <small class="text-muted">PDF, image, Office or CSV · max 20&nbsp;MB.</small>
                </div>
                <div class="col-md-3">
                    <label class="form-label mb-1">Type <span class="text-danger">*</span></label>
                    <select name="document_type" class="form-select form-select-sm" required>
                        @foreach(\App\Models\Attachment::DOCUMENT_TYPES as $k => $l)
                        <option value="{{ $k }}" @selected(old('document_type') === $k)>{{ $l }}</option>
                        @endforeach
                    </select>
                </div>
                <div class="col-md-4">
                    <label class="form-label mb-1">Access <span class="text-danger">*</span></label>
                    <select name="access_level" class="form-select form-select-sm" required>
                        @foreach(\App\Models\Attachment::ACCESS_LEVELS as $k => $l)
                        <option value="{{ $k }}" @selected(old('access_level', 'internal') === $k)>{{ $l }}</option>
                        @endforeach
                    </select>
                </div>
                <div class="col-md-4">
                    <label class="form-label mb-1">Retention</label>
                    <input type="text" name="retention_period" class="form-control form-control-sm" value="{{ old('retention_period') }}" placeholder="e.g. 7 years">
                </div>
                <div class="col-md-4 d-flex align-items-end">
                    <div class="form-check">
                        <input class="form-check-input" type="checkbox" name="is_confidential" value="1" id="doc-conf" @checked(old('is_confidential'))>
                        <label class="form-check-label" for="doc-conf">Confidential</label>
                    </div>
                </div>
                <div class="col-md-4 d-flex align-items-end justify-content-end">
                    <button type="submit" class="btn btn-sm btn-primary"><i class="ri-save-line align-bottom"></i> Upload</button>
                </div>
            </form>
        </div>
    </div>

    <div class="card-body">
        @if($visibleDocs->isEmpty())
        <p class="text-muted mb-0 small">No documents you can access have been added to this requisition yet.</p>
        @else
        <div class="table-responsive">
            <table class="table table-sm align-middle mb-0">
                <thead class="table-light">
                    <tr><th>Document</th><th>Type</th><th>Ver.</th><th>Access</th><th>Uploaded</th><th class="text-end">Size</th><th></th></tr>
                </thead>
                <tbody>
                    @foreach($visibleDocs as $doc)
                    <tr>
                        <td>
                            <a href="{{ route('documents.download', $doc) }}"><i class="ri-file-line align-bottom me-1"></i>{{ $doc->original_name }}</a>
                            @if($doc->is_confidential)<span class="badge bg-danger-subtle text-danger ms-1">Confidential</span>@endif
                        </td>
                        <td>{{ $doc->document_type_label }}</td>
                        <td>v{{ $doc->version_number }}</td>
                        <td><span class="badge bg-secondary-subtle text-secondary text-capitalize">{{ $doc->access_level }}</span></td>
                        <td class="small">{{ $doc->uploadedBy?->name ?? '—' }}<br><span class="text-muted">{{ $doc->created_at->format('d M Y') }}</span></td>
                        <td class="text-end small text-muted">{{ $doc->size_for_humans }}</td>
                        <td class="text-end">
                            @if($me->role === \App\Models\User::ROLE_ADMIN || $doc->uploaded_by === $me->id)
                            <form method="POST" action="{{ route('documents.destroy', $doc) }}" onsubmit="return confirm('Remove this document?')" class="d-inline">
                                @csrf @method('DELETE')
                                <button class="btn btn-sm btn-soft-danger" title="Remove"><i class="ri-delete-bin-line"></i></button>
                            </form>
                            @endif
                        </td>
                    </tr>
                    @endforeach
                </tbody>
            </table>
        </div>
        <small class="text-muted d-block mt-2">Documents are shown according to your access level; retention and confidentiality are recorded for each file.</small>
        @endif
    </div>
</div>