Added packages for students to be able to purchase

src/pages/(register)/RegisterCorporate.tsx

@@ -67,6 +67,7 @@ export default function RegisterCorporate({isLoading, setIsLoading, mutateUser,
 						name: companyName,
 						userAmount: companyUsers,
 					},
+					monthlyDuration: subscriptionDuration,
 					referralAgent,
 				},
 			})

src/pages/(status)/PaymentDue.tsx

@@ -0,0 +1,137 @@
+/* eslint-disable @next/next/no-img-element */
+import Layout from "@/components/High/Layout";
+import PayPalPayment from "@/components/PayPalPayment";
+import ProfileSummary from "@/components/ProfileSummary";
+import useGroups from "@/hooks/useGroups";
+import usePackages from "@/hooks/usePackages";
+import useStats from "@/hooks/useStats";
+import useUsers from "@/hooks/useUsers";
+import {Package} from "@/interfaces/paypal";
+import {User} from "@/interfaces/user";
+import {averageScore, groupBySession} from "@/utils/stats";
+import clsx from "clsx";
+import {capitalize} from "lodash";
+import Head from "next/head";
+import {useState} from "react";
+import {BsFileEarmarkText, BsPencil, BsStar} from "react-icons/bs";
+import getSymbolFromCurrency from "currency-symbol-map";
+import {Divider} from "primereact/divider";
+import Input from "@/components/Low/Input";
+import Button from "@/components/Low/Button";
+
+export default function PaymentDue({user, reload}: {user: User; reload: () => void}) {
+	const [selectedPackage, setPackage] = useState<string>();
+	const [code, setCode] = useState<string>();
+
+	const {packages, isLoading} = usePackages();
+	const {users} = useUsers();
+	const {groups} = useGroups();
+
+	const isIndividual = () => {
+		if (user?.type === "developer") return true;
+		if (user?.type !== "student") return false;
+		const userGroups = groups.filter((g) => g.participants.includes(user?.id));
+
+		if (userGroups.length === 0) return true;
+
+		const userGroupsAdminTypes = userGroups.map((g) => users?.find((u) => u.id === g.admin)?.type).filter((t) => !!t);
+		return userGroupsAdminTypes.every((t) => t !== "admin");
+	};
+
+	return user ? (
+		<Layout user={user} navDisabled>
+			<div className="flex flex-col items-center justify-center text-center w-full gap-4">
+				<span className="font-bold text-lg">You do not have time credits for your account type!</span>
+				{isIndividual() && (
+					<div className="flex flex-col items-center w-full overflow-x-scroll scrollbar-hide gap-12">
+						<span className="max-w-lg">To add to your use of EnCoach, please purchase one of the time packages available below:</span>
+						<div className="w-full flex flex-wrap justify-center gap-8">
+							{packages.map((p) => (
+								<div key={p.id} className={clsx("p-4 bg-white rounded-xl flex flex-col gap-6 items-start")}>
+									<div className="flex flex-col items-start mb-2">
+										<img src="/logo_title.png" alt="EnCoach's Logo" className="w-32" />
+										<span className="font-semibold text-xl">
+											EnCoach - {p.duration}{" "}
+											{capitalize(p.duration === 1 ? p.duration_unit.slice(0, p.duration_unit.length - 1) : p.duration_unit)}
+										</span>
+									</div>
+									<div className="flex flex-col gap-2 items-start w-full">
+										<span className="text-2xl">
+											{p.price}
+											{getSymbolFromCurrency(p.currency)}
+										</span>
+										<PayPalPayment
+											{...p}
+											onSuccess={(duration, duration_unit) => {
+												setTimeout(reload, 500);
+											}}
+										/>
+									</div>
+									<div className="flex flex-col gap-1 items-start">
+										<span>This includes:</span>
+										<ul className="flex flex-col items-start text-sm">
+											<li>- Train your abilities for the IELTS exam</li>
+											<li>- Gain insights into your weaknesses and strengths</li>
+											<li>- Allow yourself to correctly prepare for the exam</li>
+										</ul>
+									</div>
+								</div>
+							))}
+						</div>
+					</div>
+				)}
+				{!isIndividual() && user?.corporateInformation && user?.corporateInformation.payment && (
+					<div className="flex flex-col items-center">
+						<span className="max-w-lg">
+							To add to your use of EnCoach and that of your students and teachers, please pay your designated package below:
+						</span>
+						<div className={clsx("p-4 bg-white rounded-xl flex flex-col gap-6 items-start")}>
+							<div className="flex flex-col items-start mb-2">
+								<img src="/logo_title.png" alt="EnCoach's Logo" className="w-32" />
+								<span className="font-semibold text-xl">EnCoach - {user.corporateInformation?.monthlyDuration} Month(s)</span>
+							</div>
+							<div className="flex flex-col gap-2 items-start w-full">
+								<span className="text-2xl">
+									{user.corporateInformation.payment.value}
+									{getSymbolFromCurrency(user.corporateInformation.payment.currency)}
+								</span>
+								<PayPalPayment
+									currency={user.corporateInformation.payment.currency}
+									price={user.corporateInformation.payment.value}
+									duration={user.corporateInformation.monthlyDuration}
+									duration_unit="months"
+									onSuccess={(duration, duration_unit) => {
+										setTimeout(reload, 500);
+									}}
+								/>
+							</div>
+							<div className="flex flex-col gap-1 items-start">
+								<span>This includes:</span>
+								<ul className="flex flex-col items-start text-sm">
+									<li>
+										- Allow a total of {user.corporateInformation.companyInformation.userAmount} students and teachers to use
+										EnCoach
+									</li>
+									<li>- Train their abilities for the IELTS exam</li>
+									<li>- Gain insights into your students&apos; weaknesses and strengths</li>
+									<li>- Allow them to correctly prepare for the exam</li>
+								</ul>
+							</div>
+						</div>
+					</div>
+				)}
+				{!isIndividual() && (!user?.corporateInformation || !user?.corporateInformation?.payment) && (
+					<div className="flex flex-col items-center">
+						<span className="max-w-lg">
+							An admin nor your agent have yet set the price intended to your requirements in terms of the amount of users you desire
+							and your expected monthly duration.
+						</span>
+						<span className="max-w-lg">Please try again again later or contact your agent or an admin, thank you for your patience.</span>
+					</div>
+				)}
+			</div>
+		</Layout>
+	) : (
+		<div />
+	);
+}

src/pages/_app.tsx

@@ -34,7 +34,7 @@ export default function App({Component, pageProps}: AppProps) {
 
 	return (
 		<PayPalScriptProvider
-			options={{clientId: process.env.NEXT_PUBLIC_PAYPAL_CLIENT_ID || "", currency: "EUR", intent: "order", commit: true, vault: true}}>
+			options={{clientId: process.env.NEXT_PUBLIC_PAYPAL_CLIENT_ID || "", currency: "EUR", intent: "capture", commit: true, vault: true}}>
 			<Component {...pageProps} />
 		</PayPalScriptProvider>
 	);

src/pages/api/packages/index.ts

@@ -0,0 +1,44 @@
+// Next.js API route support: https://nextjs.org/docs/api-routes/introduction
+import type {NextApiRequest, NextApiResponse} from "next";
+import {app} from "@/firebase";
+import {getFirestore, collection, getDocs, setDoc, doc} from "firebase/firestore";
+import {withIronSessionApiRoute} from "iron-session/next";
+import {sessionOptions} from "@/lib/session";
+import {Group} from "@/interfaces/user";
+import {Package} from "@/interfaces/paypal";
+import {v4} from "uuid";
+
+const db = getFirestore(app);
+
+export default withIronSessionApiRoute(handler, sessionOptions);
+
+async function handler(req: NextApiRequest, res: NextApiResponse) {
+	if (!req.session.user) {
+		res.status(401).json({ok: false});
+		return;
+	}
+
+	if (req.method === "GET") await get(req, res);
+	if (req.method === "POST") await post(req, res);
+}
+
+async function get(req: NextApiRequest, res: NextApiResponse) {
+	const snapshot = await getDocs(collection(db, "packages"));
+
+	res.status(200).json(
+		snapshot.docs.map((doc) => ({
+			id: doc.id,
+			...doc.data(),
+		})),
+	);
+}
+
+async function post(req: NextApiRequest, res: NextApiResponse) {
+	if (!["developer", "owner"].includes(req.session.user!.type))
+		return res.status(403).json({ok: false, reason: "You do not have permission to create a new package"});
+
+	const body = req.body as Package;
+
+	await setDoc(doc(db, "packages", v4()), body);
+	res.status(200).json({ok: true});
+}

src/pages/api/paypal/approve.ts

@@ -0,0 +1,59 @@
+// Next.js API route support: https://nextjs.org/docs/api-routes/introduction
+import type {NextApiRequest, NextApiResponse} from "next";
+import {app} from "@/firebase";
+import {getFirestore, collection, getDocs, setDoc, doc} from "firebase/firestore";
+import {withIronSessionApiRoute} from "iron-session/next";
+import {sessionOptions} from "@/lib/session";
+import axios from "axios";
+import {DurationUnit, TokenError, TokenSuccess} from "@/interfaces/paypal";
+import {base64} from "@firebase/util";
+import {v4} from "uuid";
+import {OrderResponseBody} from "@paypal/paypal-js";
+import {getAccessToken} from "@/utils/paypal";
+import moment from "moment";
+
+const db = getFirestore(app);
+
+export default withIronSessionApiRoute(handler, sessionOptions);
+
+async function handler(req: NextApiRequest, res: NextApiResponse) {
+	if (req.method !== "POST") return res.status(404).json({ok: false, reason: "Method not supported!"});
+	if (!req.session.user) return res.status(401).json({ok: false});
+
+	const accessToken = await getAccessToken();
+	if (!accessToken) return res.status(401).json({ok: false, reason: "Authorization failed!"});
+
+	const {id, duration, duration_unit} = req.body as {id: string; duration: number; duration_unit: DurationUnit};
+
+	const request = await axios.post(
+		`${process.env.PAYPAL_ACCESS_TOKEN_URL}/v2/checkout/orders/${id}/capture`,
+		{},
+		{
+			headers: {
+				Authorization: `Bearer ${accessToken}`,
+			},
+		},
+	);
+
+	if (request.data.status === "COMPLETED") {
+		const subscriptionExpirationDate = req.session.user.subscriptionExpirationDate;
+		const today = moment(new Date());
+		const dateToBeAddedTo = !subscriptionExpirationDate
+			? today
+			: moment(subscriptionExpirationDate).isAfter(today)
+			? moment(subscriptionExpirationDate)
+			: today;
+
+		const updatedExpirationDate = dateToBeAddedTo.add(duration, duration_unit);
+		await setDoc(
+			doc(db, "users", req.session.user.id),
+			{subscriptionExpirationDate: updatedExpirationDate.toISOString(), status: "active"},
+			{merge: true},
+		);
+
+		res.status(200).json({ok: true});
+		return;
+	}
+
+	res.status(404).json({ok: false, reason: "Order ID not found or purchase was not approved!"});
+}

src/pages/api/paypal/index.ts

@@ -0,0 +1,47 @@
+// Next.js API route support: https://nextjs.org/docs/api-routes/introduction
+import type {NextApiRequest, NextApiResponse} from "next";
+import {app} from "@/firebase";
+import {getFirestore, collection, getDocs} from "firebase/firestore";
+import {withIronSessionApiRoute} from "iron-session/next";
+import {sessionOptions} from "@/lib/session";
+import axios from "axios";
+import {v4} from "uuid";
+import {OrderResponseBody} from "@paypal/paypal-js";
+import {getAccessToken} from "@/utils/paypal";
+
+const db = getFirestore(app);
+
+export default withIronSessionApiRoute(handler, sessionOptions);
+
+async function handler(req: NextApiRequest, res: NextApiResponse) {
+	if (req.method !== "POST") return res.status(404).json({ok: false, reason: "Method not supported!"});
+	if (!req.session.user) return res.status(401).json({ok: false});
+
+	const accessToken = await getAccessToken();
+	if (!accessToken) return res.status(401).json({ok: false, reason: "Authorization failed!"});
+
+	const {currencyCode, price} = req.body as {currencyCode: string; price: number};
+
+	const request = await axios.post<OrderResponseBody>(
+		`${process.env.PAYPAL_ACCESS_TOKEN_URL}/v2/checkout/orders`,
+		{
+			purchase_units: [
+				{
+					amount: {
+						currency_code: currencyCode,
+						value: price.toString(),
+					},
+					reference_id: v4(),
+				},
+			],
+			intent: "CAPTURE",
+		},
+		{
+			headers: {
+				Authorization: `Bearer ${accessToken}`,
+			},
+		},
+	);
+
+	res.status(request.status).json(request.data);
+}

src/pages/index.tsx

@@ -27,6 +27,8 @@ import AdminDashboard from "@/dashboards/Admin";
 import CorporateDashboard from "@/dashboards/Corporate";
 import TeacherDashboard from "@/dashboards/Teacher";
 import AgentDashboard from "@/dashboards/Agent";
+import PaymentDue from "./(status)/PaymentDue";
+import {useRouter} from "next/router";
 
 export const getServerSideProps = withIronSessionSsr(({req, res}) => {
 	const user = req.session.user;
@@ -51,6 +53,8 @@ export default function Home() {
 	const [showDiagnostics, setShowDiagnostics] = useState(false);
 	const [showDemographicInput, setShowDemographicInput] = useState(false);
 	const {user, mutateUser} = useUser({redirectTo: "/login"});
+	const {stats} = useStats(user?.id);
+	const router = useRouter();
 
 	useEffect(() => {
 		if (user) {
@@ -68,7 +72,7 @@ export default function Home() {
 		return true;
 	};
 
-	if (user && (user.status === "disabled" || checkIfUserExpired())) {
+	if (user && (user.status === "paymentDue" || user.status === "disabled" || checkIfUserExpired())) {
 		return (
 			<>
 				<Head>
@@ -80,34 +84,15 @@ export default function Home() {
 					<meta name="viewport" content="width=device-width, initial-scale=1" />
 					<link rel="icon" href="/favicon.ico" />
 				</Head>
-				<Layout user={user} navDisabled>
-					<div className="flex flex-col items-center justify-center text-center w-full gap-4">
-						{user.status === "disabled" ? (
-							<>
-								<span className="font-bold text-lg">Your account has been disabled!</span>
-								<span>Please contact an administrator if you believe this to be a mistake.</span>
-							</>
-						) : (
-							<>
-								<span className="font-bold text-lg">Your subscription has expired!</span>
-								<div className="flex flex-col items-center">
-									<span>
-										Please purchase a new time pack{" "}
-										<Link
-											className="font-bold text-mti-purple-light underline hover:text-mti-purple-dark transition ease-in-out duration-300"
-											href="https://encoach.com/join">
-											here
-										</Link>
-										.
-									</span>
-									<span className="max-w-md">
-										If you are not the one in charge of your subscription, please contact the one responsible to extend it.
-									</span>
-								</div>
-							</>
-						)}
-					</div>
-				</Layout>
+				{user.status === "disabled" && (
+					<Layout user={user} navDisabled>
+						<div className="flex flex-col items-center justify-center text-center w-full gap-4">
+							<span className="font-bold text-lg">Your account has been disabled!</span>
+							<span>Please contact an administrator if you believe this to be a mistake.</span>
+						</div>
+					</Layout>
+				)}
+				{(user.status === "paymentDue" || checkIfUserExpired()) && <PaymentDue user={user} reload={router.reload} />}
 			</>
 		);
 	}