multiparty-meeting/app/lib/components/Chat/FileSharing.jsx

92 lines
1.8 KiB
JavaScript

import React, { Component } from 'react';
import WebTorrent from 'webtorrent';
import createTorrent from 'create-torrent';
import dragDrop from 'drag-drop';
import * as stateActions from '../../redux/stateActions';
import * as requestActions from '../../redux/requestActions';
import { store } from '../../store';
import { promisify } from 'util';
export const client = new WebTorrent();
const notifyPeers = (file) =>
{
const { displayName, picture } = store.getState().me;
store.dispatch(stateActions.addUserFile(file));
store.dispatch(requestActions.sendChatFile(file, displayName, picture));
};
const shareFiles = async (files) =>
{
createTorrent(files, (err, torrent) =>
{
if (err)
{
console.error('Error creating torrent', err);
return;
}
const existingTorrent = client.get(torrent);
if (existingTorrent)
{
return notifyPeers({
magnet: existingTorrent.magnetURI
});
}
client.seed(files, (newTorrent) =>
{
notifyPeers({
magnet : newTorrent.magnetURI
});
});
});
};
dragDrop('body', async (files) => await shareFiles(files));
class FileSharing extends Component
{
constructor(props)
{
super(props);
this.fileInput = React.createRef();
}
handleFileChange = async (event) =>
{
if (event.target.files.length > 0)
{
await shareFiles(event.target.files);
}
};
handleClick = () =>
{
// We want to open the file dialog when we click a button
// instead of actually rendering the input element itself.
this.fileInput.current.click();
};
render()
{
return (
<div>
<input
style={{ display: 'none' }}
ref={this.fileInput}
type='file'
onChange={this.handleFileChange}
multiple
/>
<button onClick={this.handleClick}>share file</button>
</div>
);
}
}
export default FileSharing;