@moopay/sdk-nodejs/README.md

Nodejs library to integrate Moopay payment gateway into your application

## Node.js SDK for Moopay payment gateway integration.

Repo aim is to simplify api integration.

Please go throught [Official documentation](https://docs.moopay.live) to get overview of how payment integration works.

### Installation

```sh
$ npm install --save-exact @moopay/sdk-nodejs
```

### Initialize

```sh
const Moopay = require('@moopay/sdk-nodejs').Moopay;
// by default it makes connection to testnet, pass in false as third argument to connect to production servers.
const mp = new Moopay(apiKey, apiSecret);
```

### Create Order

Please checkout [Order options](https://docs.moopay.live/api%20access/create-order/) to see all possible options available during order creation.

```sh
const orderOptions = {amount: 1};

// create method returns a promise, you can either use async/await or handle the promise yourself.
const order = mp.order.create(orderOptions);
order.then(result => {
    // called on successful creation of order
}).catch(err => {
    // an error occured during order creation.
})
```

### Validate Payment

Please check [Payment validation](https://docs.moopay.live/api%20access/validate-payment/) for more details.

```sh
const transactionHash = '0x01d18ad4f395eec42678c6564d2820b18986b3ed012527f0bf5c22ef1450fc83';
mp.payment.validate(transactionHash).then(result => {
    // called on successful request.
}).catch(err => {
    // an error occured during payment validation
})
```

### Validate webhook

Please check [Webhook](https://docs.moopay.live/api%20access/webhook/) for more details.

```sh
// setup the webhook end point that you have added in the your dashboard settings.
mp.webhookEndPoint = 'YOUR_FULL_END_POINT_URL';
const webhook = mp.webhook;
// to test a request like object. which has *headers*, and *body* property
try {
    const result = webhook.test(req);
    // result is *true* if valid signature found.
} catch(e) {
    console.error(e);
}
// to test headers and body directly.
try {
    const result = webhook.handle(headers, body);
    // result is *true* if valid signature found.
} catch(e) {
    console.error(e);
}
// to use as *express* middleware,
app.post('/webhook', webhook.express, (req, res, next) => {

});
```