I'm using symfony to create a form for my project.
Based on event, i check if there's an extra color data to add this data to current list .
->addEventListener(FormEvents::PRE_SET_DATA, function (FormEvent $event) {
$data = $event->getData();
$new_color_value = $data->getColor();
$form = $event->getForm();
$form->add('color', ColorType::class, [
'required' => false,
'invalid_message' => 'La couleur est incorrecte.',
'other_color_if_exists' => $new_color_value,
'choice_label' => function ($choice, $key, $value) {
return $value;
},
]);
})
My Custom color type :
public function configureOptions(OptionsResolver $resolver)
{
$parameters = $this->session->get('parameters');
$resolver->setDefault('color_from_api', false);
$resolver->setAllowedTypes('other_color_if_exists', ['null', 'string']);
$resolver->setDefault('choices', function (Options $options) use ($parameters) {
if ($options['color_from_api']){
array_push($parameters['color'], $options['color_from_api']);
}
return array_unique($parameters['color']);
});
}
public function getParent()
{
return ChoiceType::class;
}
Now i don't use session but this got error :
You should be able to create/pass an option for 'color_from_api'
. Use the OptionsResolver
to set default 'choices'
with a closure.
In Custom color type :
public function configureOptions(OptionsResolver $resolver)
{
$parameters = $this->session->get('parameters');
$resolver->setDefault('color_from_api', false);
$resolver->setDefault('choices', function (Options $options) use ($parameters) {
if ($options['color_from_api']){
array_push($parameters['color'], $options['color_from_api']);
}
return array_unique($parameters['color']);
});
}
In controller:
$form = $this->createForm(MyEntityType::class, $entity, [
'color_from_api' => $entity->getColor(),
]);