masto-fe/app/javascript/mastodon/features/ui/components/tabs_bar.js
Sorin Davidoi 4f04981dde feat(tabs_bar): Avoid optimization for non-touch devices (#4444)
* fix(tabs_bar): Check if transition is necessary

* feat(tabs_bar): Only apply optimization for touch devices
2017-07-29 21:20:34 +02:00

84 lines
3.5 KiB
JavaScript

import React from 'react';
import PropTypes from 'prop-types';
import NavLink from 'react-router-dom/NavLink';
import { FormattedMessage, injectIntl } from 'react-intl';
import { debounce } from 'lodash';
import { isUserTouching } from '../../../is_mobile';
export const links = [
<NavLink className='tabs-bar__link primary' to='/statuses/new' data-preview-title-id='tabs_bar.compose' data-preview-icon='pencil' ><i className='fa fa-fw fa-pencil' /><FormattedMessage id='tabs_bar.compose' defaultMessage='Compose' /></NavLink>,
<NavLink className='tabs-bar__link primary' to='/timelines/home' data-preview-title-id='column.home' data-preview-icon='home' ><i className='fa fa-fw fa-home' /><FormattedMessage id='tabs_bar.home' defaultMessage='Home' /></NavLink>,
<NavLink className='tabs-bar__link primary' to='/notifications' data-preview-title-id='column.notifications' data-preview-icon='bell' ><i className='fa fa-fw fa-bell' /><FormattedMessage id='tabs_bar.notifications' defaultMessage='Notifications' /></NavLink>,
<NavLink className='tabs-bar__link secondary' to='/timelines/public/local' data-preview-title-id='column.community' data-preview-icon='users' ><i className='fa fa-fw fa-users' /><FormattedMessage id='tabs_bar.local_timeline' defaultMessage='Local' /></NavLink>,
<NavLink className='tabs-bar__link secondary' exact to='/timelines/public' data-preview-title-id='column.public' data-preview-icon='globe' ><i className='fa fa-fw fa-globe' /><FormattedMessage id='tabs_bar.federated_timeline' defaultMessage='Federated' /></NavLink>,
<NavLink className='tabs-bar__link primary' style={{ flexGrow: '0', flexBasis: '30px' }} to='/getting-started' data-preview-title-id='getting_started.heading' data-preview-icon='asterisk' ><i className='fa fa-fw fa-asterisk' /></NavLink>,
];
export function getIndex (path) {
return links.findIndex(link => link.props.to === path);
}
export function getLink (index) {
return links[index].props.to;
}
@injectIntl
export default class TabsBar extends React.Component {
static contextTypes = {
router: PropTypes.object.isRequired,
}
static propTypes = {
intl: PropTypes.object.isRequired,
}
setRef = ref => {
this.node = ref;
}
handleClick = (e) => {
// Only apply optimization for touch devices, which we assume are slower
// We thus avoid the 250ms delay for non-touch devices and the lag for touch devices
if (isUserTouching()) {
e.preventDefault();
e.persist();
requestAnimationFrame(() => {
const tabs = Array(...this.node.querySelectorAll('.tabs-bar__link'));
const currentTab = tabs.find(tab => tab.classList.contains('active'));
const nextTab = tabs.find(tab => tab.contains(e.target));
const { props: { to } } = links[Array(...this.node.childNodes).indexOf(nextTab)];
if (currentTab !== nextTab) {
if (currentTab) {
currentTab.classList.remove('active');
}
const listener = debounce(() => {
nextTab.removeEventListener('transitionend', listener);
this.context.router.history.push(to);
}, 50);
nextTab.addEventListener('transitionend', listener);
nextTab.classList.add('active');
}
});
}
}
render () {
const { intl: { formatMessage } } = this.props;
return (
<nav className='tabs-bar' ref={this.setRef}>
{links.map(link => React.cloneElement(link, { key: link.props.to, onClick: this.handleClick, 'aria-label': formatMessage({ id: link.props['data-preview-title-id'] }) }))}
</nav>
);
}
}