alevel_project/resources/views/admin/form.blade.php

<form id="item-form" method="POST" action="{{ route('user.edit',$data->item) }}" enctype="multipart/form-data">
    {{ csrf_field() }}
    <input type="hidden" name="_method" value="POST">
    <input type="hidden" name="id" value="{{ $user->id }}">

    <div class="input-group mb-3">
        <div class="input-group-prepend">
            <span class="input-group-text"><i class="glyphicon glyphicon-user"></i></span>
        </div>
        <input type="text" class="form-control" aria-label="Item id" style="max-width: 130px" placeholder="Пользователь"
               name="user_id" value="{{ $data->item->user_id }}">
        <div class="input-group-prepend ml-3">
            <span class="input-group-text"><i class="glyphicon glyphicon-calendar"></i></span>
        </div>
        <input type="text" disabled class="form-control" aria-label="data creating" placeholder="Дата создания"
               {{--name="created_at"--}} value="{{ $user->created_at }}">
    </div>

    <div class="input-group mb-3">
        <div class="input-group-prepend">
            <span class="input-group-text"><i class="glyphicon glyphicon-bookmark"></i></span>
        </div>
        <input type="text" class="form-control" aria-label="data creating" placeholder="Заголовок"
               name="caption" value="{{ $user->nickname }}">
    </div>

    {{--<div class="input-group mb-3">--}}
        {{--<div class="input-group-prepend">--}}
            {{--<span class="input-group-text"><i class="glyphicon glyphicon-indent-left"></i></span>--}}
        {{--</div>--}}
        {{--<select type="text" class="form-control" placeholder="Категория" title="Выберите категорию"--}}
                {{--onchange="subcategoryPick(this)"--}}
                {{--name="category_id" value="{{ $user->email }}">--}}
            {{--<option disabled value="">Выберите категорию</option>--}}
            {{--@foreach($data->categories as $category)--}}
                {{--<option {{ ($category->id == $data->item->category_id) ? 'selected' : '' }}--}}
                        {{--value="{{ $category->id }}">{{ $category->title }}--}}
                {{--</option>--}}
            {{--@endforeach--}}
        {{--</select>--}}
        {{--<div class="input-group-prepend ml-3">--}}
            {{--<span class="input-group-text"><i class="glyphicon glyphicon-list"></i></span>--}}
        {{--</div>--}}
        {{--<select type="text" class="form-control" placeholder="Подкатегория" title="Выберите подкатегорию"--}}
                {{--id="item-subcat"--}}
                {{--name="created_at" value="{{ $data->item->subcategory->title }}">--}}
            {{--<option disabled value="">Выберите подкатегорию</option>--}}
            {{--@foreach($data->subcategories as $subcategory)--}}
                {{--@if ($subcategory->category_id == $data->item->category_id)--}}
                    {{--<option {{ ($subcategory->id == $data->item->subcategory_id) ? 'selected' : '' }}--}}
                            {{--value="{{ $subcategory->id }}">{{ $subcategory->title }}</option>--}}
                {{--@endif--}}
            {{--@endforeach--}}
        {{--</select>--}}
    {{--</div>--}}

    {{--<div class="form-group" style="margin-top: 15px">--}}
        {{--<label for="description">Описание</label>--}}
        {{--<textarea class="form-control" rows="5" id="item.description"--}}
                  {{--name="description">{{ trim($data->item->description) }}</textarea>--}}
    {{--</div>--}}

</form>