alvinhu/nova-child-select

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Laravel nova child field.

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1.0.5 2019-05-06 13:50 UTC

This package is auto-updated.

Last update: 2022-07-06 20:59:48 UTC


README

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 alvinhu/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 Alvinhu\ChildSelect\ChildSelect;

public function fields(Request $request)
    {
        return [

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

            Select::make('Country')
                ->options(Country::all()->mapWithKeys(function ($country) {
                    return [$country->id => $country->name];
                }))
                ->rules('required'),

            ChildSelect::make('City')
                ->parent('country')
                ->options(function ($value) { 
                    City::whereCountry($value)->get()->mapWithKeys(function ($city) {
                        return [$city->id => $city->name];
                    });
                })
                ->rules('required'),
        ];
    }