vlinde / nova-child-select

Laravel nova child field.

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Child select field for Laravel Nova

This field allows you to dynamically fill options of the select based on value in parent select field.

Field is based on nova-ajax-select.
But instead of providing api endpoint, you can fill options by a closure function.

Install

composer require vlinde/nova-child-select

Usage

Class have 2 special methods on top of default Select from Laravel Nova.
parent should be a select field or another child select this one depends on.
options should be a callable. it will receive parent select field's value as first argument and should return an array to be shown on the child select field.

Example

use Vlinde\ChildSelect\ChildSelect;

public function fields(Request $request)
    {
        return [

            ID::make()->sortable(),

            Select::make('Country')
                ->options(Country::all()->pluck('id','name')
                ->rules('required'),

            ChildSelect::make('City')
                ->parent('country')
                ->options(function ($value) { 
                    City::whereCountry($value)->get()->pluck('id','name')
                })
                ->model(City::class)
                ->rules('required'),
        ];
    }