useArray

Why useArray

Managing array state values can be a common task in React applications, and this hook provides an easy way to handle it in a consistent and reusable way.

Usage

To use the useArray hook in your React components, import it and call it in your functional component like this:

import { useArray } from '@pillar-ui/hooks'

function MyComponent() {
  const { list, addElement, removeElement } = useArray([1, 2, 3])

  return (
    <div>
      <p>Current array: {list}</p>
      <button onClick={addElement(4)}>Add Element</button>
      <button onClick={removeElement(2)}>Remove Element</button>
    </div>
  )
}

Parameters

The useArray hook takes an object of the following parameters:

initialValue (optional): The initial value of the array. Defaults to an empty array.

Returned values

The useArray hook returns an object of the following values:

list: The current value of the array.
first: The first element in the array.
last: The last element in the array.
isEmpty: Whether the array is empty.
getElementIndex: A function to get the index of an element in the array.
hasElement: A function to check if an element exists in the array.
removeElement: A function to remove an element from the array.
addElement: A function to add an element to the array.
clear: A function to clear the array.
setList: A function to set the value of the array.

Use Case

The useArray hook can be used for a variety of purposes, including:

Managing a list of items in a shopping cart: The useArray hook could be used to keep track of the items in the cart and their quantities.
Implementing a to-do list: The useArray hook could be used to keep track of the tasks in the to-do list and their completion status.
Building a chat application: The useArray hook could be used to keep track of the messages in a chat room and their timestamps.
Displaying a list of articles: The useArray hook could be used to keep track of the articles to be displayed on a website and their metadata.
Creating a playlist for a music streaming service: The useArray hook could be used to keep track of the songs in the playlist and their order.
Managing a list of contacts: The useArray hook could be used to keep track of the contacts in an address book and their contact information.
Implementing a photo gallery: The useArray hook could be used to keep track of the photos in the gallery and their metadata.
Building a social media feed: The useArray hook could be used to keep track of the posts in the feed and their timestamps.
Creating a list of bookmarks: The useArray hook could be used to keep track of the bookmarks in a web browser and their URLs.
Implementing a filterable list: The useArray hook could be used to keep track of the items in a list that match a certain criteria and update the list dynamically as the filter changes.

These are just some examples, but the useArray hook can be used in many different contexts where you need to manage a list of items in your application.

Implementation details

The useArray hook uses the useState hook from the React library to manage the array state value.

TypeScript Support

This hook is written in TypeScript and provides type definitions for its usage

Troubleshooting

If you encounter any issues using the useArray hook, please refer to the documentation or open an issue on the project's GitHub repository.

Conclusion

The useArray custom hook is a useful tool for adding array functionality to your React application. By using this hook, you can make your app more engaging and interactive for your users.##

useArray documentation