Move all files to sculpin/

sculpin/src/Experience/TwigExtension/ExperienceTwigExtension.php

@@ -0,0 +1,29 @@
+<?php
+
+namespace App\Experience\TwigExtension;
+
+use Sculpin\Contrib\ProxySourceCollection\ProxySourceItem;
+use Twig\Extension\AbstractExtension;
+use Twig\TwigFunction;
+
+class ExperienceTwigExtension extends AbstractExtension
+{
+    private static int $startYear = 2007;
+
+    public function getFunctions(): array
+    {
+        return [
+            new TwigFunction('get_years_of_experience', [$this, 'getYearsOfExperience']),
+        ];
+    }
+
+    public function getName(): string
+    {
+        return 'experience';
+    }
+
+    public function getYearsOfExperience(): int
+    {
+        return (int) (new \DateTimeImmutable())->format('Y') - self::$startYear;
+    }
+}

sculpin/src/Presentation/Collection/Collection.php

@@ -0,0 +1,55 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Presentation\Collection;
+
+use ArrayIterator;
+use Countable;
+use Iterator;
+use IteratorAggregate;
+
+/**
+ * @implements IteratorAggregate<TItem>
+ * @template TItem
+ */
+class Collection implements Countable, IteratorAggregate
+{
+    /**
+     * @param TItem[] $items
+     */
+    final public function __construct(protected array $items = [])
+    {
+    }
+
+    public function count(): int
+    {
+        return count($this->items);
+    }
+
+    /**
+     * @return self<TItem>
+     */
+    public function filter(callable $callback): self
+    {
+        return new static(
+            array_filter(
+                array: $this->items,
+                callback: $callback,
+            )
+        );
+    }
+
+    public function getIterator(): Iterator
+    {
+        return new ArrayIterator($this->items);
+    }
+
+    /**
+     * @return TItem[]
+     */
+    public function toArray(): array
+    {
+        return $this->items;
+    }
+}

sculpin/src/Presentation/Collection/PresentationCollection.php

@@ -0,0 +1,43 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Presentation\Collection;
+
+use DateTimeImmutable;
+use Sculpin\Contrib\ProxySourceCollection\ProxySourceItem;
+
+/**
+ * @extends Collection<ProxySourceItem>
+ */
+final class PresentationCollection extends Collection
+{
+    /**
+     * @return Collection<ProxySourceItem>
+     */
+    public function getAllEvents(): Collection
+    {
+        $events = array_reduce(
+            array: $this->items,
+            callback: function (array $events, ProxySourceItem $presentation): array {
+                $events[] = $presentation->data()->get('events');
+
+                return $events;
+            },
+            initial: [],
+        );
+
+        return new Collection(array_merge(...$events));
+    }
+
+    /**
+     * @return Collection<ProxySourceItem>
+     */
+    public function getPastEvents(): Collection
+    {
+        $today = new DateTimeImmutable('today');
+
+        return $this->getAllEvents()
+            ->filter(fn(array $event) => $event['date'] < $today->getTimestamp());
+    }
+}

sculpin/src/Presentation/TwigExtension/PresentationTwigExtension.php

@@ -0,0 +1,34 @@
+<?php
+
+namespace App\Presentation\TwigExtension;
+
+use App\Presentation\Collection\PresentationCollection;
+use Sculpin\Contrib\ProxySourceCollection\ProxySourceItem;
+use Twig\Extension\AbstractExtension;
+use Twig\TwigFunction;
+
+class PresentationTwigExtension extends AbstractExtension
+{
+    public function getFunctions(): array
+    {
+        return [
+            new TwigFunction('get_presentation_count', [$this, 'getPresentationCount']),
+        ];
+    }
+
+    public function getName(): string
+    {
+        return 'presentations';
+    }
+
+
+    /**
+     * @param ProxySourceItem[] $presentations
+     */
+    public function getPresentationCount(array $presentations): int
+    {
+        $presentationCollection = new PresentationCollection($presentations);
+
+        return $presentationCollection->getPastEvents()->count();
+    }
+}