Fixed error and Implemented BuyTickets views Model and Controller. Added Button to Events and Added Styles

Controller/EventController.php

@@ -106,8 +106,12 @@ class EventController {
         $id = $_GET['event_id'] ?? null;
         if ($id) {
             $this->model->deleteEvent($id);
+            $this->view->setVars(['id' => $id]);
+            $this->view->setDoMethodName('deleteEvent');
+        } else {
+            header('Location: index.php?controller=Event&do=showEvents');
+            exit;
         }
-        $this->view->setDoMethodName('deleteEvent');
     }
 
     public function showUpdateEvent() {