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docs: add python example for product description chatgpt seo handler (close #9908)

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GITHUB_PR_NUMBER: 9937
GITHUB_PR_URL: https://github.com/hasura/graphql-engine/pull/9937

PR-URL: https://github.com/hasura/graphql-engine-mono/pull/10388
Co-authored-by: Bruno G <20050537+BrunoGabrielGodoi@users.noreply.github.com>
Co-authored-by: Rob Dominguez <24390149+robertjdominguez@users.noreply.github.com>
GitOrigin-RevId: f029ff87bb9b028f74ee9ad43505801c9414b3ca
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1
docs/docs/event-triggers/recipes/new-user-welcome.mdx
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@ -14,6 +14,7 @@ sidebar_position: 3
---
import Tabs from '@theme/Tabs';
import TabItem from '@theme/TabItem';
import Thumbnail from '@site/src/components/Thumbnail';
import SampleAppBlock from '@site/src/components/SampleAppBlock';

327
docs/docs/event-triggers/recipes/product-description-chatgpt-seo.mdx
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@ -14,6 +14,8 @@ sidebar_position: 2
import Thumbnail from '@site/src/components/Thumbnail';
import SampleAppBlock from '@site/src/components/SampleAppBlock';
import Tabs from '@theme/Tabs';
import TabItem from '@theme/TabItem';
# Update a Product Description to Improve SEO using AI
@ -25,8 +27,8 @@ In this guide, we'll show how to use Event Triggers to react to a `product` inse
request to the OpenAI ChatGPT API with a request to improve the product's description for SEO purposes.
In this recipe, we'll be overwriting the `description` field of the product with the improved description returned by
the ChatGPT API. In reality, you would likely not want to overwrite the field but instead, store the improved version
in another column in the database for human review.
the ChatGPT API. In reality, you would likely not want to overwrite the field but instead, store the improved version in
another column in the database for human review.
<SampleAppBlock dependent />
@ -53,7 +55,6 @@ In this example, we'll be using the `products` table and the `insert` operation
webhook will call the OpenAI ChatGPT API with a custom prompt and the description data to get an improved version of the
description. Finally, the webhook will update the `product` table with the improved description.
## Step 1: Create the Event Trigger
Go to your Hasura Console and click the `Events` tab. You should automatically be on the `Event Triggers` item in the
@ -80,8 +81,8 @@ the `default` database, the `public` schema, the `products` table and set the tr
width="1000"
/>
Enter a webhook URL that will be called when a new product is inserted into this table. This URL will point to the
logic we're going to implement later:
Enter a webhook URL that will be called when a new product is inserted into this table. This URL will point to the logic
we're going to implement later:
```text
https://<your-webhook-url>/product-description-ai-seo
@ -93,7 +94,6 @@ https://<your-webhook-url>/product-description-ai-seo
width="500"
/>
:::info Tunneling your webhook endpoint to your local machine
You'll need to use a tunneling service such as [ngrok](https://ngrok.com/) to expose a webhook endpoint running on your
@ -149,6 +149,15 @@ language or framework you prefer. The webhook needs to do three main things when
description.
3. Update the `product` table with the improved description.
<Tabs
defaultValue="javascript"
values={[
{ label: 'JavaScript', value: 'javascript' },
{ label: 'Python', value: 'python' },
]}
>
<TabItem value="javascript">
Here's an example implementation using Node.js and Express:
<details>
@ -156,67 +165,68 @@ Here's an example implementation using Node.js and Express:
Let's create a script to do it:
</summary>
In a new directory run the following to create a new `package.json` file:
In a new directory run the following to create a new `package.json` file:
```bash
npm init -y
```
```bash
npm init -y
```
Install the dependencies for the server:
Install the dependencies for the server:
```bash
npm install openai express
```
```bash
npm install openai express
```
Create an index.js file in the root of the folder and paste in the code below:
Create an index.js file in the root of the folder and paste in the code below:
```javascript
const express = require('express');
const OpenAI = require('openai');
```javascript
const express = require('express');
const OpenAI = require('openai');
// Constants for server and external service configurations
const PORT = 4000;
const OPEN_AI_KEY = 'YOUR-OPENAI-KEY';
const HASURA_GRAPHQL_ENDPOINT = 'YOUR-HASURA-GRAPHQL-ENDPOINT';
const HASURA_ADMIN_SECRET = 'YOUR-HASURA-ADMIN-SECRET';
// Constants for server and external service configurations
const PORT = 4000;
const OPEN_AI_KEY = 'YOUR-OPENAI-KEY';
const HASURA_GRAPHQL_ENDPOINT = 'YOUR-HASURA-GRAPHQL-ENDPOINT';
const HASURA_ADMIN_SECRET = 'YOUR-HASURA-ADMIN-SECRET';
// Set up the express server instance
const app = express();
// Set up the express server instance
const app = express();
// Middleware to parse incoming JSON and URL-encoded bodies
app.use(express.json()); // to support JSON-encoded bodies
app.use(express.urlencoded({extended: true}));
// Middleware to parse incoming JSON and URL-encoded bodies
app.use(express.json()); // to support JSON-encoded bodies
app.use(express.urlencoded({ extended: true }));
// Initialize OpenAI client with the provided API key
const openai = new OpenAI({
// Initialize OpenAI client with the provided API key
const openai = new OpenAI({
apiKey: OPEN_AI_KEY,
});
});
/**
/**
* Function to improve the original product description for SEO using OpenAI.
* @param {string} originalDescription - The original product description.
* @return {string} The improved description for SEO.
*/
async function improveDescription(originalDescription) {
async function improveDescription(originalDescription) {
const completion = await openai.chat.completions.create({
messages: [{
messages: [
{
role: 'user',
content: `You are an SEO expert who works on an e-commerce website. Your task is to take the following product description and improve it for SEO purposes, making it more likely to rank highly in search engines and lead to increased visitor traffic and purchases. Only respond with the improved description and nothing else. If there is nothing to improve then respond with the original content. The product description to improve for SEO is as follows: ${originalDescription}`
}],
content: `You are an SEO expert who works on an e-commerce website. Your task is to take the following product description and improve it for SEO purposes, making it more likely to rank highly in search engines and lead to increased visitor traffic and purchases. Only respond with the improved description and nothing else. If there is nothing to improve then respond with the original content. The product description to improve for SEO is as follows: ${originalDescription}`,
},
],
model: 'gpt-3.5-turbo',
});
return completion.choices[0].message.content;
}
}
/**
/**
* Function to update the product description in Hasura.
* @param {string} productId - The unique ID of the product.
* @param {string} improvedDescription - The improved product description.
* @return {string} The product ID of the updated product.
*/
async function updateProductDescription(productId, improvedDescription) {
async function updateProductDescription(productId, improvedDescription) {
// Send a POST request to Hasura's GraphQL endpoint to update the product description
const response = await fetch(HASURA_GRAPHQL_ENDPOINT, {
method: 'POST',
@ -240,30 +250,29 @@ Here's an example implementation using Node.js and Express:
}),
});
const {data} = await response.json();
const { data } = await response.json();
return data.update_products_by_pk.id;
};
// API endpoint to improve and update product descriptions using AI
app.post('/product-description-ai-seo', async (req, res, next) => {
}
// API endpoint to improve and update product descriptions using AI
app.post('/product-description-ai-seo', async (req, res, next) => {
try {
// Check for the custom authorization header for security
const authHeader = req.headers['secret-authorization-string'];
if (authHeader !== 'super_secret_string_123') {
console.log('Unauthorized');
return res.status(401).json({message: 'Unauthorized'});
return res.status(401).json({ message: 'Unauthorized' });
}
// Extract description and id from the incoming request
const {description, id} = req.body?.event?.data?.new;
const { description, id } = req.body?.event?.data?.new;
console.log(`Description: ${description}\n`);
// Ensure both description and id are present
if (!description || !id) {
console.log('Bad request: no description or id\n');
return res.status(400).json({message: 'Bad request'});
return res.status(400).json({ message: 'Bad request' });
}
// Get the improved description from OpenAI
@ -275,26 +284,180 @@ Here's an example implementation using Node.js and Express:
// Return a success response
console.log('Success\n');
return res.status(200).json({message: 'Success'});
return res.status(200).json({ message: 'Success' });
} catch (error) {
// Handle any errors
next(error); // Forward error to centralized error handling
}
});
});
// Centralized error handling
app.use((err, req, res, next) => {
// Centralized error handling
app.use((err, req, res, next) => {
console.error(err.stack);
res.status(500).json({message: 'Internal server error'});
});
res.status(500).json({ message: 'Internal server error' });
});
// Start the server on the specified port
app.listen(PORT, () => {
// Start the server on the specified port
app.listen(PORT, () => {
console.log(`Server started on port ${PORT}\n`);
});
});
```
</details>
</TabItem>
<TabItem value="python">
Here's an example implementation using Python and Flask:
<details>
<summary>
Let's create a script to do it:
</summary>
Make sure you have the necessary dependencies installed. You can use pip to install them:
```bash
pip install Flask[async] openai requests
```
Create an index.py file in the root of the folder and paste in the code below:
```python
from flask import Flask, request, jsonify
import openai
import requests
# Set up flask server instance
app = Flask(__name__)
# Constants for server and external service configurations
PORT = 4000;
OPEN_AI_KEY = 'YOUR-OPENAI-KEY';
HASURA_GRAPHQL_ENDPOINT = 'YOUR-HASURA-GRAPHQL-ENDPOINT';
HASURA_ADMIN_SECRET = 'YOUR-HASURA-ADMIN-SECRET';
openai.api_key = OPEN_AI_KEY
async def improve_description(original_description):
"""
Function to improve the original product description for SEO using OpenAI.
Args:
original_description (str): The original product description.
Returns:
str: The improved product description for SEO.
"""
try:
completion = openai.ChatCompletion.create(
model="gpt-3.5-turbo",
messages=[
{"role": "user", "content": f"You are an SEO expert who works on an e-commerce website. Your task is to take the following product description and improve it for SEO purposes, making it more likely to rank highly in search engines and lead to increased visitor traffic and purchases. Only respond with the improved description and nothing else. If there is nothing to improve then respond with the original content. The product description to improve for SEO is as follows: {original_description}."},
])
return completion["choices"][0]["message"]["content"]
except Exception as e:
print(f"An error occurred while generating description: {e}")
return None
# Function to update the product description in Hasura.
async def update_product_description(product_id, improved_description):
"""
Function to update the product description in Hasura.
Args:
product_id (str): The unique ID of the product.
improved_description (str): The improved product description.
Returns:
str: The ID of the updated product or None if an error occurred.
"""
headers = {
"Content-Type": "application/json",
"x-hasura-admin-secret": HASURA_ADMIN_SECRET,
}
#Ideally store your querys in another file where you can re-use them
body = {
"query": """
mutation UpdateProduct($id: uuid!, $description: String) {
update_products_by_pk(pk_columns: {id: $id}, _set: {description: $description}) {
id
description
}
}
""",
"variables": {
"id": product_id,
"description": improved_description
}
}
try:
# Send a POST request to Hasura's GraphQL endpoint to update the product description
response = requests.post(HASURA_GRAPHQL_ENDPOINT,json=body, headers=headers)
response.raise_for_status()
return response.json()["data"]["update_products_by_pk"]["id"]
except Exception as e:
print(f"An error occurred while updating description: {e}")
return None
@app.route("/product-description-ai-seo", methods=["POST"])
async def improve_product_description_ai_seo():
# Check secret header permission
auth_header = request.headers.get('secret-authorization-string')
if auth_header != 'super_secret_string_123':
print('Unauthorized')
return jsonify({'message': 'Unauthorized'}), 401
try:
# Extract description and id from the incoming request
data_new = request.get_json()["event"]["data"]["new"]
description = data_new["description"]
product_id = data_new["id"]
except Exception as e:
print("Bad request: no description or id\n")
return jsonify({'message': 'Bad request'}), 400
print(f"description: {description}")
# Get the improved description from OpenAI
improved_description = await improve_description(description)
if improve_description == None:
return jsonify({'message': 'An error occurred'}), 500
print(f"Improved description: {improved_description}")
# Update the product description in Hasura
updated_product_id = await update_product_description(product_id,improved_description)
if updated_product_id == None:
return jsonify({'message': 'An error occurred'}), 500
# Return a success response
print('Success\n')
return jsonify({'message': 'Success'}), 200
# Error handling
@app.errorhandler(Exception)
def handle_error(error):
print(error)
response = jsonify({"error_message": "An error occurred"})
response.status_code = 500
return response
# Start the server on the specified port
if __name__ == "__main__":
app.run(debug=True, port=PORT)
```
You can run the server by running `python index.py` in your terminal.
</details>
</TabItem>
</Tabs>
## Step 4: Test your Setup
@ -303,24 +466,22 @@ Now that your Event Trigger and webhook are set up, you can test it by simulatin
Run your server with `node index.js` and go to the Hasura Console and click the `Data` tab. From there, in the left
navigation, click the `public` schema of the `default` database. Then, click the `products` table.
For this example let's create a new product by cloning an existing one so that we don't have to worry about getting
the correct ids for the foreign key relationships.
For this example let's create a new product by cloning an existing one so that we don't have to worry about getting the
correct ids for the foreign key relationships.
Click the clone button on the row for the "Monogram Baseball Cap" product.
<Thumbnail
src="/img/event-triggers/recipes/product-description-seo/product-description-ai-seo_products-table-browse_2-32-0.png"
alt="Create Hasura Event Trigger"
width="1000"
/>
You will be presented with a form to enter the details of the new product. For `id`, `created_at` and `updated_at` click
the "default" radio button so that those fields take on their default values in the new row.
You will be presented with a form to enter the details of the new product. For `id`, `created_at` and `updated_at`
click the "default" radio button so that those fields take on their default values in the new row.
For the `name` field, enter a new name for the product, for example: "Monogram Baseball Cap 2". Then you can use
this dummy description, which has awful SEO and is ripe for improvement:
For the `name` field, enter a new name for the product, for example: "Monogram Baseball Cap 2". Then you can use this
dummy description, which has awful SEO and is ripe for improvement:
```text
Baseball Cap This is a cap. It's a hat you can wear. It's made of some material. You can wear it on your head. It has
@ -339,26 +500,26 @@ Click "Save" and then switch to your terminal to see the logs of the script. You
<details>
<summary>Click here to see an example of the console log of the webhook.</summary>
<summary>Click here to see an example of the console log of the webhook.</summary>
```
Server started on port 4000
```
Server started on port 4000
Description: Baseball Cap This is a cap. It's a hat you can wear. It's made of some material. You can wear it on your
head. It has some design on it. It might fit you. It has a thing on the back to make it fit better. It's good for
sunny days or any days. You can wear it with clothes. It's a good cap. Buy this cap. It's a nice cap. Good cap for
sale. Best cap online. Buy cap now. Note: This hat is a hat. Clean it sometimes. Don't lose it. It's a good hat. Buy
hat.
Description: Baseball Cap This is a cap. It's a hat you can wear. It's made of some material. You can wear it on your
head. It has some design on it. It might fit you. It has a thing on the back to make it fit better. It's good for
sunny days or any days. You can wear it with clothes. It's a good cap. Buy this cap. It's a nice cap. Good cap for
sale. Best cap online. Buy cap now. Note: This hat is a hat. Clean it sometimes. Don't lose it. It's a good hat. Buy
hat.
Improved description: Shop our Baseball Cap, the perfect addition to your wardrobe. Made from high-quality materials,
this cap offers both style and comfort. Its unique design adds a trendy touch to any outfit. With an adjustable strap
on the back, you can ensure a perfect fit every time you wear it. Whether it's a sunny day or any other day, this cap
is a must-have accessory. Pair it with any outfit for a stylish look. Don't miss out on this opportunity to own a
top-notch cap. Add it to your cart now and enjoy the benefits of owning a high-quality cap. Keep this hat clean and
secure to ensure its longevity. Invest in this exceptional hat today.
Improved description: Shop our Baseball Cap, the perfect addition to your wardrobe. Made from high-quality materials,
this cap offers both style and comfort. Its unique design adds a trendy touch to any outfit. With an adjustable strap
on the back, you can ensure a perfect fit every time you wear it. Whether it's a sunny day or any other day, this cap
is a must-have accessory. Pair it with any outfit for a stylish look. Don't miss out on this opportunity to own a
top-notch cap. Add it to your cart now and enjoy the benefits of owning a high-quality cap. Keep this hat clean and
secure to ensure its longevity. Invest in this exceptional hat today.
Success
```
Success
```
</details>
@ -367,6 +528,6 @@ new saved description of the product.
## Conclusion
In this guide, we've shown how to use Hasura Event Triggers to automate a useful task of increasing the SEO score of
a piece of text, which is common for an e-commerce application, by using a powerful API. This can be a useful strategy
In this guide, we've shown how to use Hasura Event Triggers to automate a useful task of increasing the SEO score of a
piece of text, which is common for an e-commerce application, by using a powerful API. This can be a useful strategy
drive conversion and revenue in e-commerce applications and the idea can be adapted for a wide range of other tasks.