Move the toTweet() functionality

Move the toTweet() functionality from the Entity into the Action.

web/modules/custom/blog/src/Entity/Node/Post.php

@@ -66,34 +66,7 @@ class Post extends Node implements ContentEntityBundleInterface {
   }
 
   public function toTweet(): string {
-    $parts = [
-      $this->label(),
-      $this->url('canonical', ['absolute' => TRUE]),
-      $this->convertTermsToHashtags(),
-    ];
-
-    return implode(PHP_EOL . PHP_EOL, $parts);
-  }
-
-  private function convertTermsToHashtags(): string {
-    return $this->getTags()
-      ->filter(fn(Term $term) => !$this->tagsToRemove()
-        ->contains($term->label()))
-      ->map(fn(Term $term) => $this->convertTermToHashtag($term))
-      ->implode(' ');
-  }
-
-  private function tagsToRemove(): Collection {
-    // TODO: Move these values into configuration/settings.php.
-    return new Collection([
-      'Drupal Planet',
-    ]);
-  }
-
-  private function convertTermToHashtag(Term $tag): string {
-    return '#' . (new Collection(explode(' ', $tag->label())))
-      ->map(fn(string $word): string => ucfirst($word))
-      ->implode('');
+    return '';
   }
 
 }