how to integrate paddle for payment processing in typescript

To integrate Paddle for payment processing in TypeScript, you will need to use the Paddle SDK for Node.js. Here are the steps to get started:

  1. Install the Paddle SDK for Node.js
index.ts
npm install paddle-sdk
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  1. Import and initialize the SDK with your Paddle vendor ID and private key
index.ts
import { PaddleSDK } from "paddle-sdk";

const vendorId = YOUR_VENDOR_ID;
const vendorAuthCode = YOUR_VENDOR_AUTH_CODE;
const paddleSDK = new PaddleSDK(vendorId, vendorAuthCode);
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  1. Create a product using the SDK and get the product ID
index.ts
const product = await paddleSDK.createProduct({
  "name": "Product Name",
  "description": "Product Description",
  "price": 9.99
});
const productId = product.id;
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  1. Create a checkout link using the SDK and redirect the user to the link
index.ts
const checkoutLink = await paddleSDK.checkoutLink({
  "title": "Product Name",
  "description": "Product Description",
  "price": 9.99,
  "product_id": productId
});
res.redirect(checkoutLink);
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  1. Handle the Paddle webhook to update the user's payment status in your database
index.ts
app.post('/paddle/webhook', async (req, res) => {
  const update = paddleSDK.parseWebhook(req.body);
  // Use update to update user's payment status in your database
  res.sendStatus(200);
});
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By following the above steps, you can integrate Paddle for payment processing in your TypeScript backend.

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