paytm-app

backend/config.js

@@ -0,0 +1,4 @@
+
+module.exports = {
+    JWT_SECRET : "subrat"
+}

backend/db.js

@@ -0,0 +1,48 @@
+// backend/db.js
+const mongoose = require('mongoose');
+
+mongoose.connect("your Url");
+
+// Create a Schema for Users
+const userSchema = new mongoose.Schema({
+    username: {
+        type: String,
+        required: true,
+
+    },
+    password: {
+        type: String,
+        required: true,
+
+    },
+    firstName: {
+        type: String,
+        required: true,
+
+    },
+    lastName: {
+        type: String,
+        required: true,
+
+    }
+});
+
+const accountSchema = new mongoose.Schema({
+    userId: {
+        type: mongoose.Schema.Types.ObjectId, // Reference to User model
+        ref: 'User',
+        required: true
+    },
+    balance: {
+        type: Number,
+        required: true
+    }
+});
+
+const Account = mongoose.model('Account', accountSchema);
+const User = mongoose.model('User', userSchema);
+
+module.exports = {
+	User,
+    Account
+};

backend/index.js

@@ -1,3 +1,13 @@
-const express = require("express");
+// backend/index.js
+const express = require('express');
+const cors = require("cors");
+const rootRouter = require("./routes/index");
 
+const app = express();
 
+app.use(cors());
+app.use(express.json());
+
+app.use("/api/v1", rootRouter);
+
+app.listen(3000);

backend/middleware.js

@@ -0,0 +1,38 @@
+const { JWT_SECRET } = require("./config");
+const jwt = require("jsonwebtoken");
+
+const authMiddleware = (req, res, next) => {
+    const authHeader = req.headers.authorization;
+
+    if (!authHeader || !authHeader.startsWith('Bearer ')) {
+        return res.status(403).json({});
+    }
+
+    const token = authHeader.split(' ')[1];
+
+    try {
+
+        const decoded = jwt.verify(token, JWT_SECRET);
+
+        if(decoded.userId){
+            req.userId = decoded.userId;
+
+            next();
+        }
+        else{
+            return res.status(403).json({
+                msg:"something"
+            });
+        }
+
+
+    } catch (err) {
+        return res.status(403).json({
+            msg: "is wrong"
+        });
+    }
+};
+
+module.exports = {
+    authMiddleware
+}