useProduct

This section covers the useProduct function.

The useProduct hook is typically used in e-commerce or marketplace applications to manage product-related data and operations. Like other hooks, useProduct is not a built-in feature of React but a custom hook that developers create to encapsulate logic related to products.

Features

Fetching Product Data:

Retrieves product details from an API or database.
Supports fetching individual products by ID or multiple products by category, search query, or other filters.

Product State Management:

Manages the state of product data (e.g., loading, error, product details).
Stores product information such as name, price, description, images, and inventory status.

Handling Variants:

Manages product variants like different sizes, colors, or configurations.
Allows selecting and switching between variants.

Product Availability:

Checks and manages the availability or stock status of products.
Optionally handles backorders or notifications for when a product is back in stock.

Cart Integration:

Provides functions to add products to the cart, including handling quantity and variant selections.
Integrates with a cart management system or hook.

Wishlist Management:

Allows users to add or remove products from a wishlist.
Handles persistence of the wishlist, either locally or via an API.

Product Reviews and Ratings:

Fetches and manages product reviews and ratings.
Provides functionality for users to submit reviews.

Price Calculations:

Handles dynamic price calculations, including discounts, taxes, and promotions.
Supports showing both regular and discounted prices.

Filtering and Sorting:

Supports filtering products by categories, tags, attributes, or custom criteria.
Provides sorting options such as price, popularity, or rating.

Search Functionality:

Allows searching for products based on keywords or other search parameters.
Supports predictive search or suggestions.

Error Handling:

Manages errors related to product operations, such as failed fetch requests or out-of-stock items.
Provides feedback to users when errors occur.

Product Customization:

Allows for product customization options (e.g., engraving, custom colors).
Manages the additional details or upcharges associated with customizations.

Product Comparison:

Provides functionality for users to compare multiple products.
Displays side-by-side comparisons of product features.

Product Recommendations:

Integrates with a recommendation system to suggest related or complementary products.
May use machine learning models or predefined rules to generate recommendations.

Usage

To use the useProduct function, follow these steps:

Installation: Install the necessary package using npm or yarn.
```
npm install backchannel-library
```

Import: Import the function into your project.

import { useProduct } from "backchannel-library";

Implementation: Implement the function in your code.

 import { useState, useEffect } from 'react';

 function useProduct(productId) {
   const [product, setProduct] = useState(null);
   const [loading, setLoading] = useState(true);
   const [error, setError] = useState(null);

   useEffect(() => {
     async function fetchProduct() {
       try {
         setLoading(true);
         const response = await fetch(`/api/products/${productId}`);
         const data = await response.json();
         setProduct(data);
       } catch (err) {
         setError(err.message);
       } finally {
         setLoading(false);
       }
     }

     fetchProduct();
   }, [productId]);

   const addToCart = (variantId, quantity) => {
     // Logic to add product to cart
   };

   return {
     product,
     loading,
     error,
     addToCart,
   };
 }

 export default useProduct;

Examples

Here are some examples of how to use the useProduct function in different scenarios.

Basic Example

    function ProductPage({ productId }) {
      const { product, loading, error, addToCart } = useProduct(productId);

      if (loading) return <div>Loading...</div>;
      if (error) return <div>Error: {error}</div>;

      return (
        <div>
          <h1>{product.name}</h1>
          <p>{product.description}</p>
          <p>Price: ${product.price}</p>
          <button onClick={() => addToCart(product.id, 1)}>Add to Cart</button>
        </div>
      );
    }

Parameters

Parameter	Type	Description
`paramName`	`type`	Description of the parameter

Conclusion

useAuth

useOrder