Notes

// const express = require("express");
// const axios = require("axios");
// const jwt = require("jsonwebtoken");
// const crypto = require("crypto");
// const jose = require("jose");
// const moment = require("moment");
// const cors = require("cors");

// const app = express();
// const port = 3000;
// app.use(cors());
// app.use(express.json());


// // App credentials
// const secret = "MQhOGAptQclonkWOZTqgBpmrnwsIjrRt";
// const clientid = "bizstnduat";
// const mercid = "BIZSTNDUAT";

// const generateJWSToken = async (user_agent, ip) => {
// try {
// const header = {
// alg: "HS256",
// clientid: clientid,
// };

// const payload = {
// mercid: mercid,
// orderid: `BS_${new Date().valueOf()}`,
// amount: "300.00",
// order_date: "" + moment().format("YYYY-MM-DDTHH:mm:ssZ") + "",
// currency: "356",
// ru: "https://bscdev-rec.bslearning.in/payment-redirect",
// itemcode: "DIRECT",
// mandate_required: "N",
// customer: null,
// device: {
// init_channel: "internet",
// ip,
// user_agent,
// // user_agent:
// // "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36",
// // "Mozilla/5.0 (Linux; Android 6.0; Nexus 5 Build/MRA58N) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Mobile Safari/537.36",
// },
// };

// const secretKey = crypto.createSecretKey(Buffer.from(secret, "utf-8"));
// const token = await new jose.SignJWT(payload)
// .setProtectedHeader(header)
// .sign(secretKey);
// console.log(token);

// return token;
// } catch (error) {
// console.log(error);
// }
// };

// // API to generate JWS-HMAC signature
// app.get("/api", async (req, res) => {
// try {
// const headers = {
// "content-type": "application/jose",
// accept: "application/jose",
// "bd-timestamp": new Date().valueOf(),
// "bd-traceid": `${new Date().valueOf()}ABD1K`,
// };

// const data = await generateJWSToken(req.headers["user-agent"], req.ip);
// // console.log(data);
// const response = await axios.post(
// "https://pguat.billdesk.io/payments/ve1_2/orders/create",
// data,
// { headers }
// );
// console.log(response.data);
// const decodedJWT = await jose.decodeJwt(response.data);
// res.status(200).json(decodedJWT);
// } catch (error) {
// console.log(error);
// res.status(200).json({ response: error.response, error });
// }
// });

// app.listen(port, () => {
// console.log(`Server is running on http://localhost:${port}`);
// });

const express = require("express");
const axios = require("axios");
const jwt = require("jsonwebtoken");
const crypto = require("crypto");
const jose = require("jose");
const moment = require("moment");
const cors = require("cors");

const app = express();
const port = 3001;
app.use(cors());
app.use(express.json());

// App credentials
const secret = "MQhOGAptQclonkWOZTqgBpmrnwsIjrRt";
const clientid = "bizstnduat";
const mercid = "BIZSTNDUAT";

const generateJWSToken = async (user_agent, ip) => {
try {
const header = {
alg: "HS256",
clientid: clientid,
};

const payload = {
mercid: mercid,
orderid: `BS_${new Date().valueOf()}`,
amount: "300.00",
order_date: "" + moment().format("YYYY-MM-DDTHH:mm:ssZ") + "",
currency: "356",
ru: "https://bscdev-rec.bslearning.in/payment-redirect",
itemcode: "DIRECT",
mandate_required: "N",
customer: null,
device: {
init_channel: "internet",
ip,
user_agent,
},
additional_info: {
additional_info1: `1`,
additional_info2: `2`,
additional_info3: `3`,
}
};

const secretKey = crypto.createSecretKey(Buffer.from(secret, "utf-8"));
const token = await new jose.SignJWT(payload)
.setProtectedHeader(header)
.sign(secretKey);
console.log(token);

return token;
} catch (error) {
console.log(error);
}
};

// API to generate JWS-HMAC signature
app.get("/api", async (req, res) => {
try {
const headers = {
"content-type": "application/jose",
accept: "application/jose",
"bd-timestamp": new Date().valueOf(),
"bd-traceid": `${new Date().valueOf()}ABD1K`,
};

const data = await generateJWSToken(req.headers["user-agent"], req.ip);
const response = await axios.post(
"https://pguat.billdesk.io/payments/ve1_2/orders/create",
data,
{ headers }
);
console.log(response.data);
const decodedJWT = await jose.decodeJwt(response.data);
res.status(200).json(decodedJWT);
} catch (error) {
console.log(error);
res.status(200).json({
response: error.response ? {
status: error.response.status,
data: error.response.data
} : null,
message: error.message
});
}
});

app.listen(port, () => {
console.log(`Server is running on http://localhost:${port}`);
});