Initial commit

step5-wrapping-up-with-unit-tests/src/Wrapper/ArticleWrapper.php

@@ -0,0 +1,40 @@
+<?php
+
+namespace Drupal\my_module\Wrapper;
+
+use Drupal\Component\Datetime\TimeInterface;
+use Drupal\node\NodeInterface;
+
+class ArticleWrapper {
+
+  private $article;
+
+  public function __construct(TimeInterface $time, NodeInterface $node) {
+    $this->verifyNodeType($node);
+
+    $this->time = $time;
+    $this->article = $node;
+  }
+
+  public function getOriginal(): NodeInterface {
+    return $this->article;
+  }
+
+  private function verifyNodeType(NodeInterface $node): void {
+    if ($node->bundle() != 'article') {
+      throw new \InvalidArgumentException(sprintf(
+        '%s is not an article',
+        $node->bundle()
+      ));
+    }
+  }
+
+  public function isPublishable(): bool {
+    $created = $this->article->getCreatedTime();
+
+    $difference = $this->time->getRequestTime() - $created;
+
+    return $difference >= 60 * 60 * 24 * 3;
+  }
+
+}