Updated the register to only allow to create users if they have a code available

src/email/templates/main.handlebars

@@ -11,13 +11,20 @@
   <img src="/logo_title.png" class="w-48 h-48 self-center" />
   <div>
     <span>Hello future {{type}} of <b>EnCoach</b>,</span><br />
-    <span>You have been invited to register at <a href="https://encoach.com">EnCoach</a> to become a
+    <span>You have been invited to register at <a href="https://encoach.com/register?code={{code}}">EnCoach</a> to
+      become a
       {{type}}!</span><br />
     <span>Please use the following code when registering:</span>
   </div>
+  <br />
+  <br />
+  <a href="https://encoach.com/register?code={{code}}"></a>
   <span class="self-center p-4 px-12 text-lg text-[#]" style="background-color: #D5D9F0; color: #353338">
     <b>{{code}}</b>
   </span>
+  </a>
+  <br />
+  <br />
   <div>
     <span>Thanks, <br /> Your EnCoach team</span>
   </div>

src/pages/api/code.ts

@@ -28,7 +28,7 @@ async function handler(req: NextApiRequest, res: NextApiResponse) {
 	}
 
 	const codePromises = codes.map(async (code, index) => {
-		const codeRef = doc(db, "codes", uuidv4());
+		const codeRef = doc(db, "codes", code);
 		await setDoc(codeRef, {type, code});
 
 		if (emails && emails.length > index) {

src/pages/api/register.ts

@@ -3,8 +3,8 @@ import {createUserWithEmailAndPassword, getAuth, sendPasswordResetEmail} from "f
 import {app} from "@/firebase";
 import {sessionOptions} from "@/lib/session";
 import {withIronSessionApiRoute} from "iron-session/next";
-import {getFirestore, getDoc, doc, setDoc} from "firebase/firestore";
+import {getFirestore, getDoc, doc, setDoc, deleteDoc} from "firebase/firestore";
-import {DemographicInformation} from "@/interfaces/user";
+import {DemographicInformation, Type} from "@/interfaces/user";
 
 const auth = getAuth(app);
 const db = getFirestore(app);
@@ -26,7 +26,15 @@ const DEFAULT_LEVELS = {
 };
 
 async function login(req: NextApiRequest, res: NextApiResponse) {
-	const {email, password} = req.body as {email: string; password: string; demographicInformation: DemographicInformation};
+	const {email, password, code} = req.body as {email: string; password: string; code: string; demographicInformation: DemographicInformation};
+
+	const codeRef = await getDoc(doc(db, "codes", code));
+	if (!codeRef.exists()) {
+		res.status(400).json({error: "Invalid Code!"});
+		return;
+	}
+
+	const codeData = codeRef.data() as {code: string; type: Type};
 
 	createUserWithEmailAndPassword(auth, email, password)
 		.then(async (userCredentials) => {
@@ -38,12 +46,13 @@ async function login(req: NextApiRequest, res: NextApiResponse) {
 				desiredLevels: DEFAULT_DESIRED_LEVELS,
 				levels: DEFAULT_LEVELS,
 				bio: "",
-				isFirstLogin: true,
+				isFirstLogin: codeData.type === "student",
 				focus: "academic",
-				type: "student",
+				type: codeData.type,
 			};
 
 			await setDoc(doc(db, "users", userId), user);
+			await deleteDoc(codeRef.ref);
 
 			req.session.user = {...user, id: userId};
 			await req.session.save();

src/pages/register.tsx

@@ -11,12 +11,23 @@ import axios from "axios";
 import {Divider} from "primereact/divider";
 import {useRouter} from "next/router";
 import clsx from "clsx";
+import {NextPageContext} from "next";
+import {NextRequest, NextResponse} from "next/server";
 
-export default function Register() {
+export const getServerSideProps = (context: any) => {
+	const {code} = context.query;
+
+	return {
+		props: {code},
+	};
+};
+
+export default function Register({code: queryCode}: {code: string}) {
 	const [name, setName] = useState("");
 	const [email, setEmail] = useState("");
 	const [password, setPassword] = useState("");
 	const [confirmPassword, setConfirmPassword] = useState("");
+	const [code, setCode] = useState(queryCode || "");
 	const [isLoading, setIsLoading] = useState(false);
 
 	const router = useRouter();
@@ -40,6 +51,7 @@ export default function Register() {
 				name,
 				email,
 				password,
+				code,
 				profilePicture: "/defaultAvatar.png",
 			})
 			.then((response) => {
@@ -52,6 +64,12 @@ export default function Register() {
 					toast.error("There is already a user with that e-mail!");
 					return;
 				}
+
+				if (error.response.status === 400) {
+					toast.error("The provided code is invalid!");
+					return;
+				}
+
 				toast.error("There was something wrong, please try again!");
 			})
 			.finally(() => setIsLoading(false));
@@ -95,10 +113,11 @@ export default function Register() {
 					defaultValue={confirmPassword}
 					required
 				/>
+				<Input type="text" name="code" onChange={(e) => setCode(e)} placeholder="Enter your registration code" defaultValue={code} required />
 				<Button
 					className="lg:mt-8 w-full"
 					color="purple"
-					disabled={isLoading || !email || !name || !password || !confirmPassword || password !== confirmPassword}>
+					disabled={isLoading || !email || !name || !password || !confirmPassword || password !== confirmPassword || !code}>
 					Create account
 				</Button>
 			</form>

src/pages/stats.tsx

@@ -19,6 +19,8 @@ import {Chart} from "react-chartjs-2";
 import useUsers from "@/hooks/useUsers";
 import Select from "react-select";
 import useGroups from "@/hooks/useGroups";
+import DatePicker from "react-datepicker";
+import moment from "moment";
 
 ChartJS.register(LinearScale, CategoryScale, PointElement, LineElement, LineController, Legend, Tooltip);
 
@@ -45,6 +47,8 @@ export const getServerSideProps = withIronSessionSsr(({req, res}) => {
 
 export default function Stats() {
 	const [statsUserId, setStatsUserId] = useState<string>();
+	const [startDate, setStartDate] = useState<Date | null>(null);
+	const [endDate, setEndDate] = useState<Date | null>(new Date());
 
 	const {user} = useUser({redirectTo: "/login"});
 	const {users} = useUsers();
@@ -56,6 +60,17 @@ export default function Stats() {
 		if (user) setStatsUserId(user.id);
 	}, [user]);
 
+	useEffect(() => {
+		if (stats && stats.length > 0) {
+			const sortedStats = stats.sort((a, b) => a.date - b.date);
+			const firstStat = sortedStats.shift()!;
+
+			setStartDate(moment.unix(firstStat.date).toDate());
+			console.log(stats.filter((x) => moment.unix(x.date).isAfter(startDate)));
+			console.log(stats.filter((x) => moment.unix(x.date).isBefore(endDate)));
+		}
+	}, [stats]);
+
 	const calculateTotalScorePerSession = () => {
 		const groupedBySession = groupBySession(stats);
 		const sessionAverage = Object.keys(groupedBySession).map((x: string) => {
@@ -160,22 +175,53 @@ export default function Stats() {
 					</section>
 					{stats.length > 0 && (
 						<section className="flex flex-col gap-3">
-							{(user.type === "developer" || user.type === "owner") && (
+							<div className="w-full flex justify-between gap-8 items-center">
-								<Select
+								<>
-									options={users.map((x) => ({value: x.id, label: `${x.name} - ${x.email}`}))}
+									{(user.type === "developer" || user.type === "owner") && (
-									defaultValue={{value: user.id, label: `${user.name} - ${user.email}`}}
+										<Select
-									onChange={(value) => setStatsUserId(value?.value)}
+											className="w-full"
+											options={users.map((x) => ({value: x.id, label: `${x.name} - ${x.email}`}))}
+											defaultValue={{value: user.id, label: `${user.name} - ${user.email}`}}
+											onChange={(value) => setStatsUserId(value?.value)}
+											styles={{
+												option: (styles, state) => ({
+													...styles,
+													backgroundColor: state.isFocused ? "#D5D9F0" : state.isSelected ? "#7872BF" : "white",
+													color: state.isFocused ? "black" : styles.color,
+												}),
+											}}
+										/>
+									)}
+									{(user.type === "admin" || user.type === "teacher") && groups.length > 0 && (
+										<Select
+											className="w-full"
+											options={users
+												.filter((x) => groups.flatMap((y) => y.participants).includes(x.id))
+												.map((x) => ({value: x.id, label: `${x.name} - ${x.email}`}))}
+											defaultValue={{value: user.id, label: `${user.name} - ${user.email}`}}
+											onChange={(value) => setStatsUserId(value?.value)}
+											styles={{
+												option: (styles, state) => ({
+													...styles,
+													backgroundColor: state.isFocused ? "#D5D9F0" : state.isSelected ? "#7872BF" : "white",
+													color: state.isFocused ? "black" : styles.color,
+												}),
+											}}
+										/>
+									)}
+								</>
+								<DatePicker
+									dateFormat="dd/MM/yyyy"
+									startDate={startDate}
+									endDate={endDate}
+									selectsRange
+									filterDate={(date) => !moment(date).isSameOrBefore(moment(startDate))}
+									onChange={([initialDate, finalDate]) => {
+										setStartDate(initialDate);
+										setEndDate(finalDate);
+									}}
 								/>
-							)}
+							</div>
-							{(user.type === "admin" || user.type === "teacher") && groups.length > 0 && (
-								<Select
-									options={users
-										.filter((x) => groups.flatMap((y) => y.participants).includes(x.id))
-										.map((x) => ({value: x.id, label: `${x.name} - ${x.email}`}))}
-									defaultValue={{value: user.id, label: `${user.name} - ${user.email}`}}
-									onChange={(value) => setStatsUserId(value?.value)}
-								/>
-							)}
 							<div className="flex gap-4 flex-wrap">
 								{/* Exams per module */}
 								<div className="flex flex-col gap-12 border w-full h-fit max-w-xs border-mti-gray-platinum p-4 pb-12 rounded-xl">
@@ -319,7 +365,13 @@ export default function Stats() {
 									<Chart
 										type="line"
 										data={{
-											labels: Object.keys(groupBySession(stats)).map((_, index) => index),
+											labels: Object.keys(
+												groupBySession(
+													stats.filter(
+														(x) => moment.unix(x.date).isAfter(startDate) && moment.unix(x.date).isBefore(endDate),
+													),
+												),
+											).map((_, index) => index),
 											datasets: [
 												{
 													type: "line",
@@ -342,7 +394,13 @@ export default function Stats() {
 									<Chart
 										type="line"
 										data={{
-											labels: Object.keys(groupBySession(stats)).map((_, index) => index),
+											labels: Object.keys(
+												groupBySession(
+													stats.filter(
+														(x) => moment.unix(x.date).isAfter(startDate) && moment.unix(x.date).isBefore(endDate),
+													),
+												),
+											).map((_, index) => index),
 											datasets: [
 												...MODULE_ARRAY.map((module, index) => ({
 													type: "line" as const,