Merge remote-tracking branch 'origin/raph'

components/availability/AvailabilityForm.js

@@ -25,6 +25,8 @@ export default function AvailabilityForm({ publisherId, existingItems, inline, o
     indexUrl: "/cart/availabilities"
   };
 
+  existingitems = existingitems || [];
+
   const [editMode, setEditMode] = useState(existingItems.length > 0);
   const [publisher, setPublisher] = useState({ id: publisherId });
   const [day, setDay] = useState(new Date(date));

components/calendar/avcalendar.tsx

@@ -57,13 +57,13 @@ const AvCalendar = ({ publisherId, events, selectedDate }) => {
     // Update internal state when `events` prop changes
     useEffect(() => {
         //if we have isBySystem - set type to assignment
-        let updatedEvents = events.map(event => {
+        let updatedEvents = events?.map(event => {
             if (event.isBySystem) {
                 event.type = "assignment";
             }
             return event;
         });
-        updatedEvents = events.map(event => ({
+        updatedEvents = events?.map(event => ({
             ...event,
             date: new Date(event.startTime).setHours(0, 0, 0, 0),
             startTime: new Date(event.startTime),