PHP code example of adt / ajax-select

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

    

adt / ajax-select example snippets

    class BasePresenter extends ... {
        use \ADT\Components\AjaxSelect\Traits\AjaxServiceSignalTrait;
    

[
    AjaxSelectExtension::CONFIG_INVALID_VALUE_MODE => AjaxSelectExtension::INVALID_VALUE_MODE_*,
    AjaxSelectExtension::CONFIG_OR_BY_ID_FILTER => TRUE,
    AjaxSelectExtension::CONFIG_TRANSLATOR => TRUE,
]

namespace App\Model\Ajax;

interface IUserAjaxEntityFactory {
    /** @return UserAjaxEntity */
    function create();
}

class UserAjaxEntity extends \ADT\Components\AjaxSelect\Entities\AbstractEntity {

    const OPTION_OR_BY_ID = 'orById';
    const OPTION_BY_ID = 'byId';
    const OPTION_ACTIVE = 'active';
    
    /** @var \Kdyby\Doctrine\EntityManager */
    protected $em;
	
    /** @var \App\Queries\IUserFactory This object is defined below in DynamicSelect implementation */
    protected $userQueryFactory;

    public function __construct(\Kdyby\Doctrine\EntityManager $em, \App\Queries\IUserFactory $userQueryFactory) {
        $this->em = $em;
        $this->userQueryFactory = $userQueryFactory;
    }
    
    /**
     * @param int|int[] $id
     * @return $this
     */
    public function orById($id) {
        return $this->set(static::OPTION_OR_BY_ID, $id);
    }

    /**
     * @param int|int[] $id
     * @return $this
     */
    public function byId($id) {
        return $this->set(static::OPTION_BY_ID, $id);
    }
    
    public function active($bool) {
        // if $bool is TRUE, only active users are shown,
        // otherwise, only inactive are shown
        return $this->set(self::OPTION_ACTIVE, $bool);
    }
    
    /**
     * This function is 

$form->addAjaxSelect('user', 'Active users with default user', function (UserAjaxEntity $ajaxEntity) {
    $ajaxEntity
        ->active(TRUE);
})
    ->setRequired(TRUE);

$form->addAjaxSelect('inactiveUser', 'Inactive users without default user', 'user', function (UserAjaxEntity $ajaxEntity) {
    $ajaxEntity
        ->active(FALSE);
}, [
    AjaxSelectExtension::CONFIG_OR_BY_ID_FILTER => FALSE
]);

/** @var \ADT\Components\AjaxSelect\Services\EntityPoolService $ajaxEntityPoolService */
$ajaxEntityPoolService->invokeDone();

namespace App\Queries;

interface IUserFactory {
    /** @return User */
    function create();
}

class User extends \ADT\BaseQuery\BaseQuery {

    const OPTION_ACTIVE = 'active';
    
    protected $fetchWithDataEmail = FALSE;
    
    public function active() {
        $this->filter[static::OPTION_ACTIVE] = function (\Kdyby\Doctrine\QueryBuilder $qb) {
            $qb->andWhere('e.active = TRUE');
        };
        return $this;
    }
	
    public function disableActiveFilter() {
        unset($this->filter[static::OPTION_ACTIVE]);
        return $this;
    }
    
    protected function doCreateQuery(\Kdyby\Persistence\Queryable $repository) {
        $qb = parent::doCreateQuery($repository);
        $qb->addOrderBy('e.name');

        return $qb;
    }
    
    /**
     * @param Queryable|null $repository
     * @param int $hydrationMode
     * @return array|\Kdyby\Doctrine\ResultSet|mixed|object|\stdClass|null
     */
    public function fetch(?Queryable $repository = null, $hydrationMode = AbstractQuery::HYDRATE_OBJECT)
    {
        $fetch = parent::fetch($repository, $hydrationMode);

        if ($this->fetchWithDataEmail) {
            $array = [];
            foreach ($fetch as $person) {
                $array[$person->getId()] = \Nette\Utils\Html::el('option')
                    ->setAttribute('value', $person->getId())
                    ->setHtml($person->getName())
                    ->setAttribute('data-email', $person->getEmail());
            }

            $fetch = $array;
        }

        return $fetch;
    }

    /**
     * @return $this
     */
    public function fetchOptionsWithEmail()
    {
        $this->fetchWithDataEmail = TRUE;

        return $this;
    }

    /**
     * @return bool
     */
    public function callSelectPairsAuto()
    {
        return ! $this->fetchWithDataEmail && parent::callSelectPairsAuto();
    }

}

// Active users with default user
$entityForm->addDynamicSelect('user', 'Active users', $this->userQueryFactory->create()->active())
    ->setRequired(TRUE);

// All users without default user
$entityForm->addDynamicSelect('allUser', 'All users', $this->userQueryFactory->create(), NULL, [
    \ADT\Components\AjaxSelect\DI\AjaxSelectExtension::CONFIG_OR_BY_ID_FILTER => FALSE
]);

// Active users with email in label
$entityForm->addDynamicSelect('userWithEmail', 'All users', $this->userQueryFactory->create()->selectPairs('nameWithEmail'));

// Attribute that is not mapped so CONFIG_OR_BY_ID_FILTER must be turned off
$entityForm->addDynamicSelect('profession', 'Profession', $this->userQueryFactory->create(), NULL, [
    \ADT\Components\AjaxSelect\DI\AjaxSelectExtension::CONFIG_OR_BY_ID_FILTER => FALSE
]);

    use AjaxServiceSignalTrait {
        handleGetAjaxItems as handleYourSignalName;
    }
    

 // Form.php

public function init($form) {

    $form->addDynamic('address', function ($container) {
        $container->addAjaxSelect('city', 'City', function ($ajaxEntity) {
            $ajaxEntity
                ->byCountryCode('CZ');
        });
    });
    
    // No container exists right now
}

 // Form.php

public function init($form) {

    $form->addDynamic('address', function ($container) {
        $container->addAjaxSelect('city', 'City', function ($ajaxEntity) {
            $ajaxEntity
                ->byCountryCode('CZ');
        });
    });

    // This will create 3 new containers, its "city" input and AjaxEntity
    $form->setDefaults([
        'address' => [
            0 => [],
            1 => [],
            2 => [],
        ],
    ]);
}

latte
{* Form.latte *}

<div n:foreach="[0, 1, 2] as $addressIndex">
    {* When you access $form['address'][$addressIndex], then the container, "city" input and its AjaxEntity are created *}
    {label $form['address'][$addressIndex]['city'] /} {input $form['address'][$addressIndex]['city']}
</div>

latte
{* Form.latte *}

{* We render only those containers, which already exists. *}
<div n:foreach="$form['address']->getContainers() as $container">
    {label $container['city'] /} {input $container['city']}
</div>