add events + more wip classes

lib/User/Service/MailService.php

@@ -2,11 +2,51 @@
 namespace Da\User\Service;
 
 use Da\User\Contracts\ServiceInterface;
+use yii\swiftmailer\Mailer;
+use Yii;
 
 class MailService implements ServiceInterface
 {
+    protected $viewPath = '@Da/User/resources/views/mail';
+
+    protected $from;
+    protected $to;
+    protected $subject;
+    protected $view;
+    protected $params = [];
+    protected $mailer;
+
+    /**
+     * MailService constructor.
+     *
+     * @param string $from
+     * @param string $to
+     * @param string $subject
+     * @param string $view
+     * @param array $params
+     * @param Mailer $mailer
+     */
+    public function __construct($from, $to, $subject, $view, array $params, Mailer $mailer)
+    {
+        $this->from = $from;
+        $this->to = $to;
+        $this->subject = $subject;
+        $this->view = $view;
+        $this->params = $params;
+        $this->mailer = $mailer;
+        $this->mailer->setViewPath($this->viewPath);
+        $this->mailer->getView()->theme = Yii::$app->view->theme;
+    }
+
+    /**
+     * @return bool
+     */
     public function run()
     {
-        // TODO: Implement run() method.
+        return $this->mailer->compose(['html' => $this->view, 'text' => "text/{$this->view}"], $this->params)
+            ->setFrom($this->from)
+            ->setTo($this->to)
+            ->setSubject($this->subject)
+            ->send();
     }
 }