Started implementing the Paymob integration

src/pages/api/paymob.ts

@@ -0,0 +1,101 @@
+// 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 {Payment} from "@/interfaces/paypal";
+import {v4} from "uuid";
+import ShortUniqueId from "short-unique-id";
+import axios from "axios";
+
+const db = getFirestore(app);
+
+export default withIronSessionApiRoute(handler, sessionOptions);
+
+interface BillingData {
+	apartment: string;
+	email: string;
+	floor: string;
+	first_name: string;
+	street: string;
+	building: string;
+	phone_number: string;
+	shipping_method: string;
+	postal_code: string;
+	city: string;
+	country: string;
+	last_name: string;
+	state: string;
+}
+
+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, "payments"));
+
+	res.status(200).json(
+		snapshot.docs.map((doc) => ({
+			id: doc.id,
+			...doc.data(),
+		})),
+	);
+}
+
+async function post(req: NextApiRequest, res: NextApiResponse) {
+	const body = req.body as Payment;
+
+	const shortUID = new ShortUniqueId();
+	await setDoc(doc(db, "payments", shortUID.randomUUID(8)), body);
+	res.status(200).json({ok: true});
+}
+
+const authenticatePaymob = async () => {
+	const response = await axios.post<{token: string}>(
+		"https://oman.paymob.com/api/auth/tokens",
+		{
+			api_key: process.env.PAYMOB_API_KEY,
+		},
+		{headers: {Authorization: `Bearer ${process.env.PAYMOB_SECRET_KEY}`}},
+	);
+
+	return response.data.token;
+};
+
+const createOrder = async (token: string) => {
+	const response = await axios.post<{id: number}>(
+		"https://oman.paymob.com/api/ecommerce/orders",
+		{auth_token: token, delivery_needed: "false", currency: "OMR", amount_cents: "100", items: []},
+		{headers: {Authorization: `Bearer ${token}`}},
+	);
+
+	return response.data.id;
+};
+
+const createTransactionIFrame = async (token: string, orderID: number, billingData: BillingData) => {
+	const response = await axios.post<{token: string}>(
+		"https://oman.paymob.com/api/acceptance/payment_keys",
+		{
+			auth_token: token,
+			amount_cents: "100",
+			order_id: orderID,
+			currency: "OMR",
+			expiration: 3600,
+			integration_id: 1540,
+			lock_order_when_paid: "true",
+			billing_data: billingData,
+		},
+		{headers: {Authorization: `Bearer ${token}`}},
+	);
+
+	return response.data.token;
+};