391 Notification refactorings (#441)

* Refactor notifications to allow easier plugins

* Notification refactoring

* Formatting

* Move news to NewsService; cleanup of events

* More refactoring; added send email out for news item and the template

* Formatting

* Formatting

app/Services/NewsService.php

@@ -0,0 +1,44 @@
+<?php
+
+namespace App\Services;
+
+use App\Contracts\Service;
+use App\Events\NewsAdded;
+use App\Repositories\NewsRepository;
+
+class NewsService extends Service
+{
+    private $newsRepo;
+
+    public function __construct(NewsRepository $newsRepo)
+    {
+        $this->newsRepo = $newsRepo;
+    }
+
+    /**
+     * Add a news item
+     *
+     * @param array $attrs
+     *
+     * @throws \Prettus\Validator\Exceptions\ValidatorException
+     *
+     * @return mixed
+     */
+    public function addNews(array $attrs)
+    {
+        $news = $this->newsRepo->create($attrs);
+        event(new NewsAdded($news));
+
+        return $news;
+    }
+
+    /**
+     * Delete something from the news items
+     *
+     * @param int $id ID of the news row to delete
+     */
+    public function deleteNews($id)
+    {
+        $this->newsRepo->delete($id);
+    }
+}