update

app/Repositories/AdvertisementInterface.php

@@ -0,0 +1,12 @@
+<?php
+
+namespace App\Repositories;
+
+interface AdvertisementInterface 
+{
+    public function getAll();
+    public function getAdvertisementById($id);
+    public function delete($advertisementId);
+    public function create(array $advertisementDetail);
+    public function update($advertisementId, array $newDetails);
+}