Updated the login and register to transform the e-mail to lowercase

src/pages/(admin)/BatchCodeGenerator.tsx

@@ -76,7 +76,7 @@ export default function BatchCodeGenerator({ user }: { user: User }) {
                 ] = row as string[];
                 return EMAIL_REGEX.test(email.toString().trim())
                   ? {
-                      email: email.toString().trim(),
+                      email: email.toString().trim().toLowerCase(),
                       name: `${firstName ?? ""} ${lastName ?? ""}`.trim(),
                       passport_id: passport_id?.toString().trim() || undefined,
                     }

src/pages/api/login.ts

@@ -14,7 +14,7 @@ export default withIronSessionApiRoute(login, sessionOptions);
 async function login(req: NextApiRequest, res: NextApiResponse) {
   const { email, password } = req.body as { email: string; password: string };
 
-	signInWithEmailAndPassword(auth, email, password)
+  signInWithEmailAndPassword(auth, email.toLowerCase(), password)
     .then(async (userCredentials) => {
       const userId = userCredentials.user.uid;
 

src/pages/api/register.ts

@@ -3,8 +3,20 @@ import {createUserWithEmailAndPassword, getAuth} from "firebase/auth";
 import { app } from "@/firebase";
 import { sessionOptions } from "@/lib/session";
 import { withIronSessionApiRoute } from "iron-session/next";
-import {getFirestore, doc, setDoc, query, collection, where, getDocs} from "firebase/firestore";
-import {CorporateInformation, DemographicInformation, Type} from "@/interfaces/user";
+import {
+  getFirestore,
+  doc,
+  setDoc,
+  query,
+  collection,
+  where,
+  getDocs,
+} from "firebase/firestore";
+import {
+  CorporateInformation,
+  DemographicInformation,
+  Type,
+} from "@/interfaces/user";
 import { addUserToGroupOnCreation } from "@/utils/registration";
 import moment from "moment";
 
@@ -45,29 +57,46 @@ async function registerIndividual(req: NextApiRequest, res: NextApiResponse) {
   };
 
   const codeQuery = query(collection(db, "codes"), where("code", "==", code));
-	const codeDocs = (await getDocs(codeQuery)).docs.filter((x) => !Object.keys(x.data()).includes("userId"));
+  const codeDocs = (await getDocs(codeQuery)).docs.filter(
+    (x) => !Object.keys(x.data()).includes("userId"),
+  );
 
   if (code && code.length > 0 && codeDocs.length === 0) {
     res.status(400).json({ error: "Invalid Code!" });
     return;
   }
 
-	const codeData = codeDocs.length > 0 ? (codeDocs[0].data() as {code: string; type: Type; creator?: string; expiryDate: Date | null}) : undefined;
+  const codeData =
+    codeDocs.length > 0
+      ? (codeDocs[0].data() as {
+          code: string;
+          type: Type;
+          creator?: string;
+          expiryDate: Date | null;
+        })
+      : undefined;
 
-	createUserWithEmailAndPassword(auth, email, password)
+  createUserWithEmailAndPassword(auth, email.toLowerCase(), password)
     .then(async (userCredentials) => {
       const userId = userCredentials.user.uid;
       delete req.body.password;
 
       const user = {
         ...req.body,
+        email: email.toLowerCase(),
         desiredLevels: DEFAULT_DESIRED_LEVELS,
         levels: DEFAULT_LEVELS,
         bio: "",
         isFirstLogin: codeData ? codeData.type === "student" : true,
         focus: "academic",
-				type: email.endsWith("@ecrop.dev") ? "developer" : codeData ? codeData.type : "student",
-				subscriptionExpirationDate: codeData ? codeData.expiryDate : moment().subtract(1, "days").toISOString(),
+        type: email.endsWith("@ecrop.dev")
+          ? "developer"
+          : codeData
+            ? codeData.type
+            : "student",
+        subscriptionExpirationDate: codeData
+          ? codeData.expiryDate
+          : moment().subtract(1, "days").toISOString(),
         ...(passport_id ? { demographicInformation: { passport_id } } : {}),
         registrationDate: new Date().toISOString(),
         status: code ? "active" : "paymentDue",
@@ -77,7 +106,12 @@ async function registerIndividual(req: NextApiRequest, res: NextApiResponse) {
 
       if (codeDocs.length > 0 && codeData) {
         await setDoc(codeDocs[0].ref, { userId: userId }, { merge: true });
-				if (codeData.creator) await addUserToGroupOnCreation(userId, codeData.type, codeData.creator);
+        if (codeData.creator)
+          await addUserToGroupOnCreation(
+            userId,
+            codeData.type,
+            codeData.creator,
+          );
       }
 
       req.session.user = { ...user, id: userId };
@@ -98,13 +132,14 @@ async function registerCorporate(req: NextApiRequest, res: NextApiResponse) {
     corporateInformation: CorporateInformation;
   };
 
-	createUserWithEmailAndPassword(auth, email, password)
+  createUserWithEmailAndPassword(auth, email.toLowerCase(), password)
     .then(async (userCredentials) => {
       const userId = userCredentials.user.uid;
       delete req.body.password;
 
       const user = {
         ...req.body,
+        email: email.toLowerCase(),
         desiredLevels: DEFAULT_DESIRED_LEVELS,
         levels: DEFAULT_LEVELS,
         bio: "",