Integration of Stripe Checkout Page in Webflow

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import os
import logging
from fastapi import FastAPI, HTTPException
from fastapi.middleware.cors import CORSMiddleware
from pydantic import BaseModel
import stripe
import uvicorn

# Constants
STRIPE_SECRET_KEY = os.environ['STRIPE_SECRET_KEY']
YOUR_DOMAIN = os.environ['YOUR_DOMAIN']
PRICE = os.environ['PRICE']

# Configure Stripe API key
stripe.api_key = STRIPE_SECRET_KEY

# FastAPI app initialization
app = FastAPI()

# CORS configuration
origins = ["*"]
app.add_middleware(
    CORSMiddleware,
    allow_origins=origins,
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Frequently Asked Questions

How can this Stripe Checkout integration benefit my Webflow-based business?

The Integration of Stripe Checkout Page in Webflow template offers several benefits for your business: - It allows you to easily accept payments directly on your Webflow site without redirecting customers to external pages. - You can set up both one-time payments and subscriptions, giving you flexibility in your pricing models. - The template captures UTM parameters, enabling you to track the effectiveness of your marketing campaigns in driving conversions. - It provides a seamless, professional checkout experience that can increase conversion rates.

Can I use this template for different types of products or services?

Yes, the Integration of Stripe Checkout Page in Webflow template is versatile and can be used for various products or services. Whether you're selling digital downloads, physical products, or subscription-based services, this template can be adapted to suit your needs. You just need to set up the appropriate product or price in your Stripe dashboard and update the PRICE environment variable in the backend code.

How do I handle different subscription durations using this template?

The template currently sets up a subscription with a duration of one month. To handle different subscription durations, you can modify the create_checkout_session function in the backend code. For example, you could add a duration parameter to the Data model and use it to determine the appropriate price ID:

```python class Data(BaseModel): duration: str # e.g., 'monthly', 'yearly' # ... other fields ...

@app.post('/create-checkout-session') def create_checkout_session(data: Data): # ... existing code ... price_id = MONTHLY_PRICE if data.duration == 'monthly' else YEARLY_PRICE session = stripe.checkout.Session.create( # ... other parameters ... line_items=[{'price': price_id, 'quantity': 1}], # ... rest of the function ... ) ```

You would then need to update the frontend code to send the chosen duration to the backend.

How can I customize the appearance of the checkout page?

The Integration of Stripe Checkout Page in Webflow template uses Stripe's embedded checkout, which provides a consistent and secure checkout experience. While the core appearance is determined by Stripe, you can customize some aspects through your Stripe dashboard. Go to Settings > Branding in your Stripe dashboard to update your brand color, logo, and icon. These changes will be reflected in the checkout page embedded in your Webflow site.

How do I handle successful payments and failed transactions using this template?

The template provides a foundation for handling both successful payments and failed transactions. For successful payments, you can customize the return_url in the backend code to direct customers to a specific thank you page. For example:

python return_url = YOUR_DOMAIN + '/thanks-for-payment?session_id={CHECKOUT_SESSION_ID}' + ('&' + utm_query if utm_query else '')

For failed transactions, Stripe handles the error display within the checkout interface. However, you can extend the template to include additional error handling. For instance, you could add a webhook endpoint to your backend that listens for payment_intent.payment_failed events:

```python @app.post('/webhook') async def webhook_received(request: Request): payload = await request.body() sig_header = request.headers.get('stripe-signature')

   try:
       event = stripe.Webhook.construct_event(
           payload, sig_header, STRIPE_WEBHOOK_SECRET
       )
   except ValueError as e:
       raise HTTPException(status_code=400, detail='Invalid payload')
   except stripe.error.SignatureVerificationError as e:
       raise HTTPException(status_code=400, detail='Invalid signature')

   if event['type'] == 'payment_intent.payment_failed':
       payment_intent = event['data']['object']
       # Handle the failed payment, e.g., send an email to the customer

   return {"success": True}

```

Remember to set up the webhook in your Stripe dashboard and update the STRIPE_WEBHOOK_SECRET in your environment variables.

Created: | Last Updated:

To integrate a custom Stripe checkout page in Webflow, you need both a backend and a frontend. This template enables you to quickly set up the backend service. It is compatible with any price point you have established through the Stripe API. After adding the API key and directing the backend service to the price ID, you can activate the backend service by clicking the test button. Then, by integrating the Stripe frontend code into a Webflow page, you instantly create a custom payment page in Webflow. This method can be used to set up various types of payment pages in Webflow, including one-time payments and subscriptions.

Introduction to the Stripe Checkout Session API Server Template

Welcome to the Stripe Checkout Session API Server template! This template is designed to help you integrate Stripe's payment processing capabilities into your Webflow project. With this template, you can create a custom payment flow that allows your customers to subscribe to your services or purchase your products with ease. Let's get started on setting up your Stripe Checkout Session API Server.

Getting Started

Click Start with this Template to begin using the Stripe Checkout Session API Server template on the Lazy platform. This will pre-populate the code in the Lazy Builder interface, so you won't need to copy or paste any code manually.

Initial Setup

Before you can test and use the app, you'll need to set up a few environment secrets within the Lazy Builder. These are crucial for the app to interact with Stripe and your Webflow site securely.

  • STRIPE_SECRET_KEY: Your Stripe secret key, which you can find in your Stripe dashboard.
  • YOUR_DOMAIN: The domain of your Webflow site where the payment page is hosted.
  • PRICE: The price ID for the product or service you are offering, which you can create in your Stripe dashboard.

To set these up, navigate to the Environment Secrets tab within the Lazy Builder and add the above keys with their respective values.

Test

Press the Test button to deploy the app. The Lazy CLI will handle the deployment, and you won't need to install any libraries or set up your environment.

Entering Input

If the code requires user input, the Lazy App's CLI interface will prompt you to provide the necessary information after you press the test button. Follow the prompts to enter any required input.

Using the App

Once the app is deployed, Lazy will provide you with a dedicated server link to use the API. If the code uses FastAPI, you will also receive a link to the API documentation, which you can use to understand and interact with the available endpoints.

Integrating the App

To integrate the Stripe Checkout Session API Server with your Webflow project, follow these steps:

  1. Add the provided Stripe script to your Webflow payment page just before the </body> tag.
  2. Replace "Publishable stripe API key" with your actual publishable API key from Stripe.
  3. Replace "URL TO ENPOINT YOUR PUBLISHED APP" with the endpoint URL of your published app provided by Lazy.

Here's the sample code you'll need to add to your Webflow site:

`

` For more detailed instructions and advanced configurations, refer to the Stripe Custom Payment Flow documentation at Stripe Quickstart Guide.

Remember, it's crucial to ensure all keys and sensitive data are securely stored and your implementation complies with Stripe’s security standards.



Template Benefits

  1. Seamless Stripe Integration: This template allows businesses to easily integrate Stripe's powerful payment processing capabilities into their Webflow sites, enabling secure and efficient transactions without leaving the website.

  2. Customizable Payment Solutions: The template supports both one-time payments and subscriptions, giving businesses flexibility to offer various pricing models that best suit their products or services.

  3. Enhanced User Experience: By embedding the checkout process directly into the Webflow site, businesses can provide a smoother, more cohesive purchasing experience for their customers, potentially increasing conversion rates.

  4. UTM Tracking Capabilities: The built-in UTM parameter handling allows businesses to track the effectiveness of their marketing campaigns, providing valuable insights into customer acquisition channels.

  5. Scalable Backend Solution: The FastAPI backend is designed to handle high volumes of requests efficiently, making it suitable for businesses of all sizes, from startups to large enterprises.

Technologies

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Streamline Stripe Payments with Lazy AI Templates: Automate Billing, Invoices, Payments and More  Streamline Stripe Payments with Lazy AI Templates: Automate Billing, Invoices, Payments and More

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