Update guest-context.tsx with new guest rsvp hybrid endpoint

frontend/src/components/rsvp/rsvp-form.tsx

@@ -1,6 +1,5 @@
 "use client";
 import React, { useState, useEffect } from "react";
-import { useRSVPs } from "@/context/rsvp-context";
 import { useGuests } from "@/context/guest-context";
 import { Label } from "@/components/ui/label";
 import { Button } from "@/components/ui/button";
@@ -23,8 +22,12 @@ interface RSVPProps {
 }
 
 export const RSVP: React.FC<RSVPProps> = ({ eventId, onRSVPSuccess }) => {
-  const { createRsvp } = useRSVPs();
-  const { guests, isLoadingGuests } = useGuests();
+  const {
+    guests,
+    isLoadingGuests,
+    findGuestByInvitationCode,
+    submitGuestRsvp,
+  } = useGuests();
   const searchParams = useSearchParams();
 
   const [status, setStatus] = useState<RsvpStatus>(RsvpStatus.ATTENDING);
@@ -46,19 +49,18 @@ export const RSVP: React.FC<RSVPProps> = ({ eventId, onRSVPSuccess }) => {
     }
 
     // Find the guest with matching invitation code
-    if (guests && guests.length > 0) {
-      const matchingGuest = guests.find(
-        (guest) => guest.invitation_code === invitationCode,
-      );
-      console.debug("matchingGuest", matchingGuest);
+    if (guests) {
+      const matchingGuest = findGuestByInvitationCode(invitationCode);
+
       if (matchingGuest) {
+        console.log("matchingGuest ", matchingGuest);
         setGuestId(matchingGuest.id);
         setError(null);
       } else {
         setError("Invalid invitation code. Please check your invitation link.");
       }
     }
-  }, [searchParams, guests]);
+  }, [searchParams, guests, findGuestByInvitationCode]);
 
   const submitRsvp = async (e: React.FormEvent) => {
     e.preventDefault();
@@ -74,7 +76,8 @@ export const RSVP: React.FC<RSVPProps> = ({ eventId, onRSVPSuccess }) => {
     setError(null);
 
     try {
-      await createRsvp({
+      // Use the combined endpoint to update both RSVP and Guest status
+      await submitGuestRsvp(guestId, {
         event_id: eventId,
         guest_id: guestId,
         status,