lbry-desktop/ui/js/component/snack-bar.js
2017-05-18 04:39:18 -04:00

61 lines
No EOL
1.4 KiB
JavaScript

import React from 'react';
import lbry from '../lbry.js';
export class SnackBar extends React.Component {
constructor(props) {
super(props);
this._displayTime = 5; // in seconds
this._hideTimeout = null;
this.state = {
snacks: []
};
}
handleSnackReceived(event) {
// if (this._hideTimeout) {
// clearTimeout(this._hideTimeout);
// }
let snacks = this.state.snacks;
snacks.push(event.detail);
this.setState({ snacks: snacks});
}
componentWillMount() {
document.addEventListener('globalNotice', this.handleSnackReceived);
}
componentWillUnmount() {
document.removeEventListener('globalNotice', this.handleSnackReceived);
}
render() {
if (!this.state.snacks.length) {
this._hideTimeout = null; //should be unmounting anyway, but be safe?
return null;
}
let snack = this.state.snacks[0];
if (this._hideTimeout === null) {
this._hideTimeout = setTimeout(() => {
this._hideTimeout = null;
let snacks = this.state.snacks;
snacks.shift();
this.setState({ snacks: snacks });
}, this._displayTime * 1000);
}
return (
<div className="snack-bar">
{snack.message}
{snack.linkText && snack.linkTarget ?
<a className="snack-bar__action" href={snack.linkTarget}>{snack.linkText}</a> : ''}
</div>
);
}
}
export default SnackBar;