@php
    $def = (object)['id'=>'', 'name'=>'', 'level'=>'', 'parent_category_id'=>''];
    $merged = collect([$def])->merge($items);
    $selected = fn($val) => ($val == $value) ? 'selected' : '';
    $attr['class'] = 'input-select w-full';
@endphp
<select name='{{$name}}' {!! $attributes->merge($attr) !!}>
    @foreach($merged as $item)  
    <option value="{{$item->id}}"
        data-level="{{$item->level}}" 
        data-parent-id="{{$item->parent_category_id}}" 
        {{ $selected($item->id) }} >{{$item->name}}</option>
    @endforeach
</select>