From 381323a07e6bcb3c439f9ad99e70261ab02e615d Mon Sep 17 00:00:00 2001
From: Kendrick Chan <kc@jankstudio.com>
Date: Fri, 1 May 2020 14:29:40 +0800
Subject: [PATCH] Set some defaults to null in get vehicles #395

---
 src/Controller/APIController.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/Controller/APIController.php b/src/Controller/APIController.php
index 10a5d26e..a6ea86cf 100644
--- a/src/Controller/APIController.php
+++ b/src/Controller/APIController.php
@@ -718,11 +718,11 @@ class APIController extends Controller implements LoggedController
         $cvs = $cust->getVehicles();
         foreach ($cvs as $cv)
         {
-            $battery_id = '';
+            $battery_id = null;
             if ($cv->getCurrentBattery() != null)
                 $battery_id = $cv->getCurrentBattery()->getID();
 
-            $wty_ex = '';
+            $wty_ex = null;
             if ($cv->getWarrantyExpiration() != null)
                 $wty_ex = $cv->getWarrantyExpiration()->format('Y-m-d');