wip: initial commit

src/Form/Extension/HtmxSubmitExtension.php

@@ -0,0 +1,50 @@
+<?php
+
+namespace App\Form\Extension;
+
+use Symfony\Component\Form\AbstractTypeExtension;
+use Symfony\Component\Form\Extension\Core\Type\FormType;
+use Symfony\Component\Form\FormInterface;
+use Symfony\Component\Form\FormView;
+use Symfony\Component\OptionsResolver\OptionsResolver;
+
+class HtmxSubmitExtension extends AbstractTypeExtension
+{
+    public function configureOptions(OptionsResolver $resolver): void
+    {
+        $resolver->setDefaults([
+            'hx_post' => null,
+            'hx_target' => '#htmx-modal',
+            'hx_swap' => 'outerHTML',
+            'hx_indicator' => '#loading-indicator',
+            'hx_trigger' => null,
+            'hx_select' => null,
+        ]);
+    }
+
+    public function buildView(FormView $view, FormInterface $form, array $options): void
+    {
+        if (null !== $options['hx_post']) {
+            $attr = [
+                'hx-post' => $options['hx_post'],
+                'hx-target' => $options['hx_target'],
+                'hx-swap' => $options['hx_swap'],
+            ];
+            if (null !== $options['hx_indicator']) {
+                $attr['hx-indicator'] = $options['hx_indicator'];
+            }
+            if (null !== $options['hx_trigger']) {
+                $attr['hx-trigger'] = $options['hx_trigger'];
+            }
+            if (null !== $options['hx_select']) {
+                $attr['hx-select'] = $options['hx_select'];
+            }
+            $view->vars['attr'] = array_merge($view->vars['attr'], $attr);
+        }
+    }
+
+    public static function getExtendedTypes(): iterable
+    {
+        return [FormType::class];
+    }
+}