add pay chat

Author: sevelinCa

Diff for: package-lock.json

@@ -47,6 +47,7 @@
   "sequelize-typescript": "^2.1.6",
   "sinon": "^18.0.0",
   "socket.io": "^4.7.5",
+  "stripe": "^16.2.0",
   "supertest": "^7.0.0",
   "swagger-jsdoc": "^6.2.8",
   "swagger-ui-express": "^5.0.0",

Diff for: package.json

@@ -0,0 +1,99 @@
+import express, { Request, Response } from "express";
+import Stripe from "stripe";
+import dotenv from "dotenv";
+import { findOrderById, findProductById } from "../services/paymentService";
+
+dotenv.config();
+
+const stripe = new Stripe(`${process.env.STRIPE_SECRET_KEY}`);
+export const checkout = async (req: Request, res: Response) => {
+  try {
+    const orderId = req.params.id;
+    const order = await findOrderById(orderId);
+    if (!order) {
+      return res.status(404).json({ message: "Order not found" });
+    }
+    const line_items: any[] = await Promise.all(
+      order.products.map(async (item: any) => {
+        const productDetails:any = await findProductById(item.productId);
+        const unit_amount = Math.round(productDetails!.price * 100);
+        return {
+          price_data: {
+            currency: "usd",
+            product_data: {
+              name: productDetails?.name,
+              images: [productDetails?.image[0]],
+            },
+            unit_amount: unit_amount,
+          },
+          quantity: item.quantity,
+        };
+      })
+    );
+    console.log(line_items)
+  
+
+    const session = await stripe.checkout.sessions.create({
+      line_items,
+      mode: "payment",
+      success_url: process.env.SUCCESS_PAYMENT_URL,
+      cancel_url: process.env.CANCEL_PAYMENT_URL,
+      metadata: {
+        orderId: orderId,
+      },
+    });
+
+
+    res.status(200).json({ url: session.url });
+  } catch (error: any) {
+    res.status(500).json({ message: error.message });
+  }
+};
+
+export const webhook = async (req: Request, res: Response) => {
+  const sig: any = req.headers["stripe-signature"];
+  const webhookSecret: any = process.env.WEBHOOK_SECRET_KEY;
+  let event: any;
+  try {
+    event = stripe.webhooks.constructEvent(req.body, sig, webhookSecret);
+  } catch (err: any) {
+    console.log(`⚠️  Webhook signature verification failed.`, err.message);
+    return res.status(400).send(`Webhook Error: ${err.message}`);
+  }
+
+  switch (event.type) {
+    case "checkout.session.completed":
+      const session = event.data.object;
+
+      try {
+        const lineItems = await stripe.checkout.sessions.listLineItems(
+          session.id
+        );
+
+        const orderId = session.metadata.orderId;
+        const order = await findOrderById(orderId);
+        if (order) {
+          order.status = "paid";
+          await order.save();
+        } else {
+          console.error("Order not found:", orderId);
+        }
+      } catch (err) {
+        console.error("Error processing session completed event:", err);
+      }
+      break;
+
+    case "payment_intent.succeeded":
+      const paymentIntent = event.data.object;
+      console.log("Payment Intent succeeded: ", paymentIntent);
+      break;
+    case "payment_method.attached":
+      const paymentMethod = event.data.object;
+      console.log("Payment Method attached: ", paymentMethod);
+      break;
+
+    default:
+      console.log(`Unhandled event type ${event.type}`);
+  }
+  res.json({ received: true });
+};

Diff for: src/controllers/Payment.ts

@@ -66,7 +66,10 @@ export const getCart = async (req: Request, res: Response) => {
     if (!cart) {
       return res.status(404).json({ message: "Cart not found" });
     }
-    const cartitem = await CartItem.findAll({ where: { cartId: cart.cartId } });
+    const cartitem = await CartItem.findAll({ where: { cartId: cart.cartId }, include: {
+      model: Product,
+      as: "Product"
+    } });
 
     return res.status(200).json({ cartitem });
   } catch (error: any) {

Diff for: src/controllers/cart.controller.ts

@@ -6,7 +6,7 @@ import { v4 as uuidv4 } from 'uuid';
 
 
 export const createOrder = async (req: Request, res: Response) => {
-    const { userId, deliveryAddress, paymentMethod } = req.body;
+    const { userId, deliveryAddress, paymentMethod,client } = req.body;
     if(!userId || !deliveryAddress || !paymentMethod) {
         return res.status(400).json({ message: 'All fields are required' })
     }
@@ -37,7 +37,8 @@ export const createOrder = async (req: Request, res: Response) => {
             paymentMethod,
             status: 'pending', 
             products: orderItems,
-            totalAmount: totalAmount
+            totalAmount: totalAmount,
+            client
         });
         await CartItem.destroy({ where: { cartId: cart.cartId } });
         res.status(201).json({ message: 'Order placed successfully', order });

Diff for: src/controllers/checkout.controller.ts

@@ -14,6 +14,10 @@ class CartItem extends Model {
       foreignKey: "cartId",
       as: "cart",
     });
+    CartItem.belongsTo(models.Product,{
+      foreignKey: "productId",
+      as: "Product"
+    })
   }
   static initModel(sequelize: Sequelize) {
     CartItem.init(

Diff for: src/database/models/cartitem.ts

@@ -25,6 +25,7 @@ class Order extends Model {
         userId: { type: DataTypes.STRING, allowNull: false },
         paymentMethod: { type: DataTypes.INTEGER, allowNull: false },
         status: { type: DataTypes.STRING, allowNull: false },
+        client: { type: DataTypes.STRING, allowNull: false },
         products: { type: DataTypes.JSONB, allowNull: false },
         totalAmount: {type:DataTypes.INTEGER,allowNull: false},
         expectedDeliveryDate: {type: DataTypes.DATE, allowNull: true}

Diff for: src/database/models/order.ts

@@ -58,6 +58,13 @@ app.use(cors({
 }
 ));
 app.use(cookieParser());
+app.use((req, res, next) => {
+  if (req.originalUrl === '/webhook') {
+    next();
+  } else {
+    express.json()(req, res, next);
+  }
+});
 app.use(express.urlencoded({ extended: true }));
 app.use(
   session({

Diff for: src/index.ts

@@ -1,7 +1,20 @@
-import express from 'express'
+import express, { Request, Response } from 'express'
 import { createOrder } from '../controllers/checkout.controller'
+import { checkout, webhook } from '../controllers/Payment';
+import { VerifyAccessToken } from '../middleware/verfiyToken';
 const router = express.Router()
 
 router.post('/checkout', createOrder)
 
+router.post("/payment/:id", VerifyAccessToken, checkout);
+
+router.post('/webhook', express.raw({ type: 'application/json' }), webhook);
+
+router.get("/success", async(req:Request,res:Response)=>{
+    res.send("Succesfully")
+});
+router.get("/cancel", async(req:Request,res:Response)=>{
+    res.send("Cancel")
+});
+
 export default router

Diff for: src/routes/checkout.router.ts

@@ -0,0 +1,12 @@
+import Order from "../database/models/order"
+import Product from "../database/models/product"
+
+
+export const findOrderById = async (orderId: any)=>{
+    const order = await Order.findByPk(orderId)
+    return order
+}
+export const findProductById = async (productId:any)=>{
+    const product = await Product.findByPk(productId)
+    return product
+}