@php
  $sharedDocs = $listDocs->whereNull('version_id')->values();
  $byVersion  = $listDocs->whereNotNull('version_id')->groupBy('version_id');
@endphp

@if($listDocs->isEmpty())
  <div class="text-center text-muted py-4">
    <i class="bi bi-folder2 fs-3 d-block mb-2 opacity-25"></i>
    此分類目前沒有文件。
  </div>
@else

  @if($sharedDocs->isNotEmpty())
    @if($byVersion->isNotEmpty())
      <div class="text-muted fw-semibold small mb-1 mt-2">
        <i class="bi bi-folder2-open me-1"></i>共用
        <span class="badge bg-secondary ms-1" style="font-size:.65rem">{{ $sharedDocs->count() }}</span>
      </div>
    @endif
    @foreach($sharedDocs as $doc)
      @include('projects.docs._card', compact('doc', 'routePrefix', 'project', 'label'))
    @endforeach
  @endif

  @foreach($versions as $ver)
    @php $verDocs = $byVersion->get($ver->id, collect()); @endphp
    @if($verDocs->isNotEmpty())
      <div class="fw-semibold small mt-3 mb-1">
        <span class="badge bg-info text-dark me-1">{{ $ver->name }}</span>
        <span class="badge bg-secondary ms-1" style="font-size:.65rem">{{ $verDocs->count() }}</span>
      </div>
      @foreach($verDocs as $doc)
        @include('projects.docs._card', compact('doc', 'routePrefix', 'project', 'label'))
      @endforeach
    @endif
  @endforeach

@endif