fix pr comments

apps/studio/prisma/seed.ts

@@ -5,6 +5,7 @@
  */
 import cuid2 from "@paralleldrive/cuid2"
 
+import { normalizeEmail } from "~/utils/email"
 import { db, RoleType } from "../src/server/modules/database"
 import { createSite } from "./scripts/createSite"
 
@@ -33,7 +34,7 @@ async function main() {
         .values({
           id: cuid2.createId(),
           name,
-          email: `${name}@open.gov.sg`,
+          email: normalizeEmail(`${name}@open.gov.sg`),
           phone: "",
         })
         .onConflict((oc) =>

apps/studio/src/server/modules/user/user.service.ts

@@ -9,5 +9,5 @@ export const isUserDeleted = async (email: string) => {
     // Email is a unique field in User table
     .executeTakeFirst()
 
-  return !!user?.deletedAt
+  return user?.deletedAt ? true : false
 }

apps/studio/src/utils/email.ts

@@ -25,3 +25,7 @@ export const isGovEmail = (value: unknown) => {
 export const isValidEmail = (value: unknown) => {
   return typeof value === "string" && isEmail(value)
 }
+/*
+ * Normalizes an email address to lowercase.
+ */
+export const normalizeEmail = (email: string): string => email.toLowerCase()

apps/studio/tests/integration/helpers/auth.ts

@@ -3,13 +3,14 @@ import cuid2 from "@paralleldrive/cuid2"
 import { db } from "~server/db"
 
 import type { User } from "~server/db"
+import { normalizeEmail } from "~/utils/email"
 import { setUpWhitelist } from "./seed"
 
 export const auth = async ({ id, ...user }: SetOptional<User, "id">) => {
   // Ensure email is lowercase
   const normalizedUser = {
     ...user,
-    email: user.email.toLowerCase(),
+    email: normalizeEmail(user.email),
   }
 
   await setUpWhitelist({ email: normalizedUser.email })