import React from 'react';
import PropTypes from 'prop-types';
import { NavLink } from 'react-router-dom';
import { FormattedMessage, injectIntl } from 'react-intl';
import { debounce } from 'lodash';
import { isUserTouching } from '../../../is_mobile';
export const links = [
,
,
,
,
,
];
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 (
);
}
}