Initial commit

2025-10-05 13:55:28 +02:00
commit 68d521677a
767 changed files with 46947 additions and 0 deletions
@@ -0,0 +1,56 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Aggregator\Application\UseCase\CommandHandler;
+
+use App\Aggregator\Application\UseCase\Command\CreateArticle;
+use App\Aggregator\Domain\Exception\DuplicatedArticle;
+use App\Aggregator\Domain\Model\Entity\Article;
+use App\Aggregator\Domain\Model\Repository\ArticleRepository;
+use App\Aggregator\Domain\Model\Repository\SourceRepository;
+use App\Aggregator\Domain\Service\HashCalculator;
+use App\SharedKernel\Application\Messaging\CommandHandler;
+
+/**
+ * Class CreateArticlesHandler.
+ *
+ * @author bernard-ng <bernard@devscast.tech>
+ */
+final readonly class CreateArticleHandler implements CommandHandler
+{
+    public function __construct(
+        private SourceRepository $sourceRepository,
+        private ArticleRepository $articleRepository,
+        private HashCalculator $hashCalculator
+    ) {
+    }
+
+    public function __invoke(CreateArticle $command): void
+    {
+        $hash = $this->hashCalculator->calculate((string) $command->link);
+        $article = $this->articleRepository->getByHash($hash);
+        if ($article instanceof Article) {
+            throw DuplicatedArticle::withLink($command->link);
+        }
+
+        /** @var \DateTimeImmutable $publishedAt */
+        $publishedAt = \DateTimeImmutable::createFromFormat('U', (string) $command->timestamp);
+        $source = $this->sourceRepository->getByName($command->source);
+
+        $article = new Article(
+            title: $command->title,
+            link: $command->link,
+            body: $command->body,
+            hash: $hash,
+            categories: mb_strtolower($command->categories),
+            source: $source,
+            publishedAt: $publishedAt
+        );
+        $article
+            ->defineOpenGraph($command->metadata)
+            ->computeReadingTime();
+
+        $this->articleRepository->add($article);
+    }
+}