added select form

apps/hub/app/(app)/admin/event/action.ts

@@ -1,6 +1,6 @@
 'use server';
 
-import { prisma, Prisma, Event } from '@repo/db';
+import { prisma, Prisma, Event, Participant } from '@repo/db';
 
 export const upsertEvent = async (
   event: Prisma.EventCreateInput,
@@ -18,3 +18,20 @@ export const upsertEvent = async (
 export const deleteEvent = async (id: Event['id']) => {
   await prisma.event.delete({ where: { id: id } });
 };
+
+export const upsertParticipant = async (
+  participant: Prisma.ParticipantCreateInput,
+  id?: Participant['id']
+) => {
+  const newParticipant = id
+    ? await prisma.participant.update({
+        where: { id: id },
+        data: participant,
+      })
+    : await prisma.participant.create({ data: participant });
+  return newParticipant;
+};
+
+export const deleteParticipant = async (id: Participant['id']) => {
+  await prisma.participant.delete({ where: { id: id } });
+};