Add Twig functions to get variants args and blocks

src/IQ2iStoriaBundle.php

@@ -19,6 +19,7 @@
 use IQ2i\StoriaBundle\Menu\MenuBuilder;
 use IQ2i\StoriaBundle\Twig\HighlightExtension;
 use IQ2i\StoriaBundle\Twig\MenuExtension;
+use IQ2i\StoriaBundle\Twig\ViewExtension;
 use IQ2i\StoriaBundle\View\ViewBuilder;
 use Symfony\Component\Config\Definition\Builder\ArrayNodeDefinition;
 use Symfony\Component\Config\Definition\Configurator\DefinitionConfigurator;
@@ -81,6 +82,11 @@ public function loadExtension(array $config, ContainerConfigurator $container, C
             ->setArguments([
                 new Reference(MenuBuilder::class),
             ]);
+        $builder->register(ViewExtension::class)
+            ->addTag('twig.extension')
+            ->setArguments([
+                '%iq2i_storia.default_path%',
+            ]);
     }
 
     public function build(ContainerBuilder $container): void

src/Twig/ViewExtension.php

@@ -0,0 +1,60 @@
+<?php
+
+/*
+ * This file is part of the UI Storia project.
+ *
+ * (c) Loïc Sapone <loic@sapone.fr>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+declare(strict_types=1);
+
+namespace IQ2i\StoriaBundle\Twig;
+
+use IQ2i\StoriaBundle\Config\ViewConfiguration;
+use Symfony\Component\Config\Definition\Processor;
+use Symfony\Component\Yaml\Yaml;
+use Twig\Extension\AbstractExtension;
+use Twig\TwigFunction;
+
+class ViewExtension extends AbstractExtension
+{
+    public function __construct(
+        private readonly string $defaultPath,
+    ) {
+    }
+
+    public function getFunctions(): array
+    {
+        return [
+            new TwigFunction('iq2i_storia_variant_args', [$this, 'getVariantArgs']),
+            new TwigFunction('iq2i_storia_variant_blocks', [$this, 'getVariantBlocks']),
+        ];
+    }
+
+    public function getVariantArgs(string $view, string $variant): array
+    {
+        $yaml = Yaml::parse(file_get_contents($this->defaultPath.'/components/'.$view.'.yaml'));
+        $config = (new Processor())->processConfiguration(new ViewConfiguration(), [$yaml]);
+
+        if (!\array_key_exists($variant, $config['variants'])) {
+            throw new \InvalidArgumentException('Unknown variant: '.$variant);
+        }
+
+        return $config['variants'][$variant]['args'];
+    }
+
+    public function getVariantBlocks(string $view, string $variant): array
+    {
+        $yaml = Yaml::parse(file_get_contents($this->defaultPath.'/components/'.$view.'.yaml'));
+        $config = (new Processor())->processConfiguration(new ViewConfiguration(), [$yaml]);
+
+        if (!\array_key_exists($variant, $config['variants'])) {
+            throw new \InvalidArgumentException('Unknown variant: '.$variant);
+        }
+
+        return $config['variants'][$variant]['blocks'];
+    }
+}

tests/TestApplication/storia/pages/homepage/homepage.html.twig

@@ -7,5 +7,10 @@
 
     {% block content %}
         <p>This is the main content of the page</p>
+
+        {% set button_args = iq2i_storia_variant_args('button/button', 'plain_icon_right') %}
+        <twig:Button class="{{ button_args.class }}" icon="{{ button_args.icon }}">
+            {{ iq2i_storia_variant_blocks('button/button', 'plain_icon_right').content }}
+        </twig:Button>
     {% endblock %}
 {% endblock %}

tests/Twig/ViewExtensionTest.php

@@ -0,0 +1,30 @@
+<?php
+
+/*
+ * This file is part of the UI Storia project.
+ *
+ * (c) Loïc Sapone <loic@sapone.fr>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+declare(strict_types=1);
+
+namespace IQ2i\StoriaBundle\Tests\Twig;
+
+use IQ2i\StoriaBundle\Twig\ViewExtension;
+use Twig\Test\IntegrationTestCase;
+
+class ViewExtensionTest extends IntegrationTestCase
+{
+    protected function getFixturesDir(): string
+    {
+        return __DIR__.'/fixtures';
+    }
+
+    protected function getExtensions(): iterable
+    {
+        yield new ViewExtension(\dirname(__DIR__).'/TestApplication/storia');
+    }
+}

tests/Twig/fixtures/variant_args.test

@@ -0,0 +1,8 @@
+--TEST--
+"iq2i_storia_variant_args" function
+--TEMPLATE--
+{{ iq2i_storia_variant_args('button/button', 'plain_icon_right').class }}
+--DATA--
+return []
+--EXPECT--
+text-white bg-blue-700 hover:bg-blue-800 focus:ring-4 focus:outline-none focus:ring-blue-300 font-medium rounded-lg text-sm px-5 py-2.5 text-center inline-flex items-center me-2 dark:bg-blue-600 dark:hover:bg-blue-700 dark:focus:ring-blue-800

tests/Twig/fixtures/variant_blocks.test

@@ -0,0 +1,8 @@
+--TEST--
+"iq2i_storia_variant_blocks" function
+--TEMPLATE--
+{{ iq2i_storia_variant_blocks('button/button', 'plain_icon_right').content }}
+--DATA--
+return []
+--EXPECT--
+Choose plan