# Set your secret key: remember to change this to your live secret key in production
# See your keys here: https://dashboard.stripe.com/account/apikeys
Stripe.api_key = 'sk_test_4eC39HqLyjWDarjtT1zdp7dc'

require 'stripe'
require 'sinatra'

# If you are testing your webhook locally with the Stripe CLI you
# can find the endpoint's secret by running `stripe listen`
# Otherwise, find your endpoint's secret in your webhook settings in
# the Developer Dashboard
endpoint_secret = 'whsec_...'

# Using the Sinatra framework
set :port, 4242

post '/my/webhook/url' do
  payload = request.body.read
  sig_header = request.env['HTTP_STRIPE_SIGNATURE']
  event = nil

  begin
    event = Stripe::Webhook.construct_event(
      payload, sig_header, endpoint_secret
    )
  rescue JSON::ParserError => e
    # Invalid payload
    status 400
    return
  rescue Stripe::SignatureVerificationError => e
    # Invalid signature
    status 400
    return
  end

  # Handle the event
  case event.type
  when 'payment_intent.succeeded'
    payment_intent = event.data.object # contains a Stripe::PaymentIntent
    puts 'PaymentIntent was successful!'
  when 'payment_method.attached'
    payment_method = event.data.object # contains a Stripe::PaymentMethod
    puts 'PaymentMethod was attached to a Customer!'
  # ... handle other event types
  else
    # Unexpected event type
    status 400
    return
  end

  status 200
end

# Set your secret key: remember to change this to your live secret key in production
# See your keys here: https://dashboard.stripe.com/account/apikeys
stripe.api_key = 'sk_test_4eC39HqLyjWDarjtT1zdp7dc'

from django.http import HttpResponse

# If you are testing your webhook locally with the Stripe CLI you
# can find the endpoint's secret by running `stripe listen`
# Otherwise, find your endpoint's secret in your webhook settings in the Developer Dashboard
endpoint_secret = 'whsec_...'

# Using Django
@csrf_exempt
def my_webhook_view(request):
  payload = request.body
  sig_header = request.META['HTTP_STRIPE_SIGNATURE']
  event = None

  try:
    event = stripe.Webhook.construct_event(
      payload, sig_header, endpoint_secret
    )
  except ValueError as e:
    # Invalid payload
    return HttpResponse(status=400)
  except stripe.error.SignatureVerificationError as e:
    # Invalid signature
    return HttpResponse(status=400)

  # Handle the event
  if event.type == 'payment_intent.succeeded':
    payment_intent = event.data.object # contains a stripe.PaymentIntent
    print('PaymentIntent was successful!')
  elif event.type == 'payment_method.attached':
    payment_method = event.data.object # contains a stripe.PaymentMethod
    print('PaymentMethod was attached to a Customer!')
  # ... handle other event types
  else:
    # Unexpected event type
    return HttpResponse(status=400)

  return HttpResponse(status=200)

// Set your secret key: remember to change this to your live secret key in production
// See your keys here: https://dashboard.stripe.com/account/apikeys
\Stripe\Stripe::setApiKey('sk_test_4eC39HqLyjWDarjtT1zdp7dc');

// If you are testing your webhook locally with the Stripe CLI you
// can find the endpoint's secret by running `stripe listen`
// Otherwise, find your endpoint's secret in your webhook settings in the Developer Dashboard
$endpoint_secret = 'whsec_...';

$payload = @file_get_contents('php://input');
$sig_header = $_SERVER['HTTP_STRIPE_SIGNATURE'];
$event = null;

try {
    $event = \Stripe\Webhook::constructEvent(
        $payload, $sig_header, $endpoint_secret
    );
} catch(\UnexpectedValueException $e) {
    // Invalid payload
    http_response_code(400);
    exit();
} catch(\Stripe\Exception\SignatureVerificationException $e) {
    // Invalid signature
    http_response_code(400);
    exit();
}

// Handle the event
switch ($event->type) {
    case 'payment_intent.succeeded':
        $paymentIntent = $event->data->object; // contains a StripePaymentIntent
        handlePaymentIntentSucceeded($paymentIntent);
        break;
    case 'payment_method.attached':
        $paymentMethod = $event->data->object; // contains a StripePaymentMethod
        handlePaymentMethodAttached($paymentMethod);
        break;
    // ... handle other event types
    default:
        // Unexpected event type
        http_response_code(400);
        exit();
}

http_response_code(200);

// Set your secret key: remember to change this to your live secret key in production
// See your keys here: https://dashboard.stripe.com/account/apikeys
Stripe.apiKey = "sk_test_4eC39HqLyjWDarjtT1zdp7dc";

import com.stripe.Stripe;
import com.stripe.model.StripeObject;
import com.stripe.net.ApiResource;
import com.stripe.model.Event;
import com.stripe.model.EventDataObjectDeserializer;
import com.stripe.model.PaymentIntent;

// If you are testing your webhook locally with the Stripe CLI you
// can find the endpoint's secret by running `stripe listen`
// Otherwise, find your endpoint's secret in your webhook settings in the Developer Dashboard
String endpointSecret = "whsec_...";

// Using the Spark framework (http://sparkjava.com)
public Object handle(Request request, Response response) {
  String payload = request.body();
  String sigHeader = request.headers("Stripe-Signature");
  Event event = null;

  try {
    event = Webhook.constructEvent(
      payload, sigHeader, endpointSecret
    );
  } catch (JsonSyntaxException e) {
    // Invalid payload
    response.status(400);
    return "";
  } catch (SignatureVerificationException e) {
    // Invalid signature
    response.status(400);
    return "";
  }

  // Deserialize the nested object inside the event
  EventDataObjectDeserializer dataObjectDeserializer = event.getDataObjectDeserializer();
  StripeObject stripeObject = null;
  if (dataObjectDeserializer.getObject().isPresent()) {
    stripeObject = dataObjectDeserializer.getObject().get();
  } else {
    // Deserialization failed, probably due to an API version mismatch.
    // Refer to the Javadoc documentation on `EventDataObjectDeserializer` for
    // instructions on how to handle this case, or return an error here.
  }

  // Handle the event
  switch (event.getType()) {
    case "payment_intent.succeeded":
      PaymentIntent paymentIntent = (PaymentIntent) stripeObject;
      System.out.println("PaymentIntent was successful!");
      break;
    case "payment_method.attached":
      PaymentMethod paymentMethod = (PaymentMethod) stripeObject;
      System.out.println("PaymentMethod was attached to a Customer!");
      break;
    // ... handle other event types
    default:
      // Unexpected event type
      response.status(400);
      return "";
  }

  response.status(200);
  return "";
}

// Set your secret key: remember to change this to your live secret key in production
// See your keys here: https://dashboard.stripe.com/account/apikeys
const stripe = require('stripe')('sk_test_4eC39HqLyjWDarjtT1zdp7dc');

// If you are testing your webhook locally with the Stripe CLI you
// can find the endpoint's secret by running `stripe listen`
// Otherwise, find your endpoint's secret in your webhook settings in the Developer Dashboard
const endpointSecret = 'whsec_...';

// This example uses Express to receive webhooks
const app = require('express')();

// Use body-parser to retrieve the raw body as a buffer
const bodyParser = require('body-parser');

// Match the raw body to content type application/json
app.post('/webhook', bodyParser.raw({type: 'application/json'}), (request, response) => {
  const sig = request.headers['stripe-signature'];

  let event;

  try {
    event = stripe.webhooks.constructEvent(request.body, sig, endpointSecret);
  }
  catch (err) {
    response.status(400).send(`Webhook Error: ${err.message}`);
  }

  // Handle the event
  switch (event.type) {
    case 'payment_intent.succeeded':
      const paymentIntent = event.data.object;
      console.log('PaymentIntent was successful!')
      break;
    case 'payment_method.attached':
      const paymentMethod = event.data.object;
      console.log('PaymentMethod was attached to a Customer!')
      break;
    // ... handle other event types
    default:
      // Unexpected event type
      return response.status(400).end();
  }

  // Return a response to acknowledge receipt of the event
  response.json({received: true});
});

app.listen(4242, () => console.log('Running on port 4242'));

// Set your secret key: remember to change this to your live secret key in production
// See your keys here: https://dashboard.stripe.com/account/apikeys
stripe.Key = "sk_test_4eC39HqLyjWDarjtT1zdp7dc"

http.HandleFunc("/webhook", func(w http.ResponseWriter, req *http.Request) {
    const MaxBodyBytes = int64(65536)
    req.Body = http.MaxBytesReader(w, req.Body, MaxBodyBytes)
    payload, err := ioutil.ReadAll(req.Body)
    if err != nil {
        fmt.Fprintf(os.Stderr, "Error reading request body: %v\n", err)
        w.WriteHeader(http.StatusServiceUnavailable)
        return
    }

    // If you are testing your webhook locally with the Stripe CLI you
    // can find the endpoint's secret by running `stripe listen`
    // Otherwise, find your endpoint's secret in your webhook settings in the Developer Dashboard
    endpointSecret := "whsec_...";

    // Pass the request body and Stripe-Signature header to ConstructEvent, along
    // with the webhook signing key.
    event, err := webhook.ConstructEvent(payload, req.Header.Get("Stripe-Signature"),
        endpointSecret)

    if err != nil {
        fmt.Fprintf(os.Stderr, "Error verifying webhook signature: %v\n", err)
        w.WriteHeader(http.StatusBadRequest) // Return a 400 error on a bad signature
        return
    }

    // Unmarshal the event data into an appropriate struct depending on its Type
    switch event.Type {
    case "payment_intent.succeeded":
        var paymentIntent stripe.PaymentIntent
        err := json.Unmarshal(event.Data.Raw, &paymentIntent)
        if err != nil {
            fmt.Fprintf(os.Stderr, "Error parsing webhook JSON: %v\n", err)
            w.WriteHeader(http.StatusBadRequest)
            return
        }
        fmt.Println("PaymentIntent was successful!")
    case "payment_method.attached":
        var paymentMethod stripe.PaymentMethod
        err := json.Unmarshal(event.Data.Raw, &paymentMethod)
        if err != nil {
            fmt.Fprintf(os.Stderr, "Error parsing webhook JSON: %v\n", err)
            w.WriteHeader(http.StatusBadRequest)
            return
        }
        fmt.Println("PaymentMethod was attached to a Customer!")
    // ... handle other event types
    default:
        fmt.Fprintf(os.Stderr, "Unexpected event type: %s\n", event.Type)
        w.WriteHeader(http.StatusBadRequest)
        return
    }

    w.WriteHeader(http.StatusOK)
})

// Set your secret key: remember to change this to your live secret key in production
// See your keys here: https://dashboard.stripe.com/account/apikeys
StripeConfiguration.ApiKey = "sk_test_4eC39HqLyjWDarjtT1zdp7dc";

using System;
using System.IO;
using Microsoft.AspNetCore.Mvc;
using Stripe;

namespace workspace.Controllers
{
    [Route("api/[controller]")]
    public class StripeWebHook : Controller
    {
        // If you are testing your webhook locally with the Stripe CLI you
        // can find the endpoint's secret by running `stripe listen`
        // Otherwise, find your endpoint's secret in your webhook settings in the Developer Dashboard
        const string endpointSecret = "whsec_...";

        [HttpPost]
        public async Task<IActionResult> Index()
        {
            var json = await new StreamReader(HttpContext.Request.Body).ReadToEndAsync();

            try
            {
                var stripeEvent = EventUtility.ConstructEvent(json,
                    Request.Headers["Stripe-Signature"], endpointSecret);

                // Handle the event
                if (stripeEvent.Type == Events.PaymentIntentSucceeded)
                {
                    var paymentIntent = stripeEvent.Data.Object as PaymentIntent;
                    Console.WriteLine("PaymentIntent was successful!");
                }
                else if (stripeEvent.Type == Events.PaymentMethodAttached)
                {
                    var paymentMethod = stripeEvent.Data.Object as PaymentMethod;
                    Console.WriteLine("PaymentMethod was attached to a Customer!");
                }
                // ... handle other event types
                else
                {
                    // Unexpected event type
                    return BadRequest();
                }

                return Ok();
            }
            catch (StripeException e)
            {
                return BadRequest();
            }
        }
    }
}