resources/views/books/parts/convert-to-shelf.blade.php
<div class="content-wrap card auto-height">
<h2 class="list-heading">{{ trans('entities.convert_to_shelf') }}</h2>
<p>
{{ trans('entities.convert_to_shelf_contents_desc') }}
<br><br>
{{ trans('entities.convert_to_shelf_permissions_desc') }}
</p>
<div class="text-right">
<div component="dropdown" class="dropdown-container">
<button refs="dropdown@toggle" class="button outline" aria-haspopup="true" aria-expanded="false">{{ trans('entities.convert_book') }}</button>
<ul refs="dropdown@menu" class="dropdown-menu" role="menu">
<li class="px-m py-s text-small text-muted">
{{ trans('entities.convert_book_confirm') }}
<br>
{{ trans('entities.convert_undo_warning') }}
</li>
<li>
<form action="{{ $book->getUrl('/convert-to-shelf') }}" method="POST">
{!! csrf_field() !!}
<button type="submit" class="text-link text-item">{{ trans('common.confirm') }}</button>
</form>
</li>
</ul>
</div>
</div>
</div>