@foreach($subcategories as $subcategory)
    <option value="{{ $subcategory->id }}">
        {!! str_repeat('&nbsp;&nbsp;&nbsp;', $depth) !!}{{ $subcategory->translate(App::getLocale())->name }}
    </option>
    @if($subcategory->children->isNotEmpty())
        @include('admin.category.partials.subcategories', ['subcategories' => $subcategory->children, 'depth' => $depth + 1])
    @endif
@endforeach