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SSLCOMMERZ Payment Gateway integration in NodeJs (with MERN example)

It is npm package which provides functionalities to implement SSLCommerz Payment Gateway in Node Based Apps.

Installation

Via NPM

npm i ssl-commerz-node

Via YARN

yarn add ssl-commerz-node

MERN Stack Example (demo)

Set the parameters to make a request

const SSLCommerz = require("ssl-commerz-node");
const PaymentSession = SSLCommerz.PaymentSession;
require("dotenv").config();

// For live payment set first parameter `false` and for sandbox set it `true`
const payment = new PaymentSession(
  true,
  process.env.SSLCOMMERZ_STORE_ID,
  process.env.SSLCOMMERZ_STORE_PASSWORD
);

// Set the urls
payment.setUrls({
  success: "yoursite.com/success", // If payment Succeed
  fail: "yoursite.com/fail", // If payment failed
  cancel: "yoursite.com/cancel", // If user cancel payment
  ipn: "yoursite.com/ipn", // SSLCommerz will send http post request in this link
});

// Set order details
payment.setOrderInfo({
  total_amount: 1570, // Number field
  currency: "BDT", // Must be three character string
  tran_id: "ref12345667", // Unique Transaction id
  emi_option: 0, // 1 or 0
  multi_card_name: "internetbank", // Do not Use! If you do not customize the gateway list,
  allowed_bin: "371598,371599,376947,376948,376949", // Do not Use! If you do not control on transaction
  emi_max_inst_option: 3, // Max instalment Option
  emi_allow_only: 0, // Value is 1/0, if value is 1 then only EMI transaction is possible
});

// Set customer info
payment.setCusInfo({
  name: "Simanta Paul",
  email: "simanta@bohubrihi.com",
  add1: "66/A Midtown",
  add2: "Andarkilla",
  city: "Chittagong",
  state: "Optional",
  postcode: 4000,
  country: "Bangladesh",
  phone: "010000000000",
  fax: "Customer_fax_id",
});

// Set shipping info
payment.setShippingInfo({
  method: "Courier", //Shipping method of the order. Example: YES or NO or Courier
  num_item: 2,
  name: "Simanta Paul",
  add1: "66/A Midtown",
  add2: "Andarkilla",
  city: "Chittagong",
  state: "Optional",
  postcode: 4000,
  country: "Bangladesh",
});

// Set Product Profile
payment.setProductInfo({
  product_name: "Computer",
  product_category: "Electronics",
  product_profile: "general",
});

See this for details: https://developer.sslcommerz.com/doc/v4/#ready-the-parameters

After setting the parameters initialize the payment

// use SSLCommerz_payment_init function/controller for payment request
exports.SSLCommerz_payment_init = async (req, res) => {
  // Initiate Payment and Get session key
  payment.paymentInit().then((response) => {
    console.log(response);
    // res.send(response);
  });
}

This link containes details about the response parameters: https://developer.sslcommerz.com/doc/v4/#returned-parameters

Response Parameters Examples

After Success

console.log(response["status"]);

SUCCESS

console.log(response["sessionkey"]);

D37CD2C0A0D322991531D217E194F981

console.log(response["GatewayPageURL"]);

https://sandbox.sslcommerz.com/EasyCheckOut/testcded37cd2c0a0d322991531d217e194f981

After Failure (Wrong Store ID)

console.log(response["status"]);

FAILED

console.log(response["failedreason"]);

Store Credential Error Or Store is De-active

The GatewayPageURL is the url of the payment page.