react-use-downloader

Creates a download handler function with its progress information and cancel ability.

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Table of Contents

• Running example
• Install
• Usage
• Documentation
• License

Running example

| Plain | | --------------------------------------------------------------- | | | | Preview! |

You may find another example in this project which are served at Github Pages.

Install

npm install --save react-use-downloader

Usage

import React from "react";
import useDownloader from "react-use-downloader";

export default function App() {
  const { size, elapsed, percentage, download, cancel, error, isInProgress } =
    useDownloader();

  const fileUrl =
    "https://upload.wikimedia.org/wikipedia/commons/4/4d/%D0%93%D0%BE%D0%B2%D0%B5%D1%80%D0%BB%D0%B0_%D1%96_%D0%9F%D0%B5%D1%82%D1%80%D0%BE%D1%81_%D0%B2_%D0%BF%D1%80%D0%BE%D0%BC%D1%96%D0%BD%D1%8F%D1%85_%D0%B2%D1%80%D0%B0%D0%BD%D1%96%D1%88%D0%BD%D1%8C%D0%BE%D0%B3%D0%BE_%D1%81%D0%BE%D0%BD%D1%86%D1%8F.jpg";
  const filename = "beautiful-carpathia.jpg";

  return (
    <div className="App">
      <p>Download is in {isInProgress ? "in progress" : "stopped"}</p>
      <button onClick={() => download(fileUrl, filename)}>
        Click to download the file
      </button>
      <button onClick={() => cancel()}>Cancel the download</button>
      <p>Download size in bytes {size}</p>
      <label for="file">Downloading progress:</label>
      <progress id="file" value={percentage} max="100" />
      <p>Elapsed time in seconds {elapsed}</p>
      {error && <p>possible error {JSON.stringify(error)}</p>}
    </div>
  );
}

Documentation

useDownloader() returns:

• An object with the following keys:

| key | description | arguments | | ------------ | -------------------------------- | --------------------------------------------------------- | | size | size in bytes | n/a | | elapsed | elapsed time in seconds | n/a | | percentage | percentage in string | n/a | | download | download function handler | (downloadUrl: string, filename: string, timeout?: number) | | cancel | cancel function handler | n/a | | error | error object from the request | n/a | | isInProgress | boolean denoting download status | n/a |

const { size, elapsed, percentage, download, cancel, error, isInProgress } =
  useDownloader();

useDownloader(options?: UseDownloaderOptions) also accepts fetch's RequestInit options:

• Ex.:

const { download } = useDownloader({
  mode: "no-cors",
  credentials: "include",
  headers: {
    Authorization: "Bearer TOKEN",
  },
});

Contributors ✨

Thanks goes to these wonderful people (emoji key):

This project follows the all-contributors specification. Contributions of any kind welcome!

License

react-use-downloader is MIT licensed.

This hook is created using create-react-hook.