chore: add memberships "endoint"

utils/user.ts

@@ -1,12 +1,33 @@
+import { z } from "zod"
+
+import { getMembershipCardsSchema } from "@/server/routers/user/output"
+
 import { User } from "@/types/user"
 
+enum scandicMemberships {
+  guestpr = "guestpr",
+  scandicfriends = "scandicfriend's",
+}
+
 export function getMembership(memberships: User["memberships"]) {
   return memberships?.find(
     (membership) =>
-      membership.membershipType.toLowerCase() === "guestpr" || "scandicfriend's"
+      membership.membershipType.toLowerCase() === scandicMemberships.guestpr
   )
 }
 
+export function getMembershipCards(
+  memberships: z.infer<typeof getMembershipCardsSchema>
+) {
+  return memberships.filter(function (membership) {
+    return (
+      membership.membershipType.toLowerCase() !== scandicMemberships.guestpr &&
+      membership.membershipType.toLowerCase() !==
+        scandicMemberships.scandicfriends
+    )
+  })
+}
+
 export function getInitials(
   firstName: User["firstName"],
   lastName: User["lastName"]