120 lines
3.8 KiB
JavaScript
120 lines
3.8 KiB
JavaScript
import React from 'react'
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import PropTypes from 'prop-types'
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import { connect } from 'react-redux'
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import throttle from 'lodash.throttle'
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import { fetchPopularLinks } from '../actions/links'
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import {
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BREAKPOINT_EXTRA_SMALL,
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LAZY_LOAD_SCROLL_OFFSET,
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} from '../constants'
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import Button from '../components/button'
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import Text from '../components/text'
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import TrendsItem from '../components/trends_item'
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import PreviewCardItem from '../components/preview_card_item'
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import WrappedBundle from './ui/util/wrapped_bundle'
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import {
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GabNewsPanel,
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LatestFromGabPanel,
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PopularLinksPanel,
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TrendsBreakingPanel,
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TrendsFeedsPanel,
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TrendsHeadlinesPanel,
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TrendsRSSPanel,
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} from './ui/util/async_components'
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import { getWindowDimension } from '../utils/is_mobile'
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const initialState = getWindowDimension()
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class News extends React.PureComponent {
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state = {
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lazyLoaded: false,
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width: initialState.width,
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}
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componentDidMount() {
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this.window = window
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this.documentElement = document.scrollingElement || document.documentElement
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this.window.addEventListener('scroll', this.handleScroll)
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this.handleResize()
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window.addEventListener('keyup', this.handleKeyUp, false)
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window.addEventListener('resize', this.handleResize, false)
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}
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componentWillUnmount() {
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this.detachScrollListener()
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window.removeEventListener('keyup', this.handleKeyUp)
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window.removeEventListener('resize', this.handleResize, false)
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}
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handleResize = () => {
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const { width } = getWindowDimension()
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this.setState({ width })
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}
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detachScrollListener = () => {
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this.window.removeEventListener('scroll', this.handleScroll)
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}
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handleScroll = throttle(() => {
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if (this.window) {
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const { scrollTop } = this.documentElement
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if (scrollTop > LAZY_LOAD_SCROLL_OFFSET && !this.state.lazyLoaded) {
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this.setState({ lazyLoaded: true })
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this.detachScrollListener()
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}
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}
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}, 150, { trailing: true })
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render() {
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const { children, isSmall } = this.props
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const { lazyLoaded, width } = this.state
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const isXS = width <= BREAKPOINT_EXTRA_SMALL
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if (isXS || isSmall) {
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return (
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<div className={[_s.d, _s.w100PC].join(' ')}>
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<div className={[_s.d, _s.pt15].join(' ')}>
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<div className={[_s.d, _s.w100PC].join(' ')}>
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<WrappedBundle component={TrendsHeadlinesPanel} />
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<WrappedBundle component={TrendsBreakingPanel} componentParams={{ hideReadMore: 1 }} />
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<WrappedBundle component={PopularLinksPanel} componentParams={{ isLazy: true, shouldLoad: lazyLoaded }} />
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<WrappedBundle component={LatestFromGabPanel} componentParams={{ isLazy: true, shouldLoad: lazyLoaded }} />
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<WrappedBundle component={GabNewsPanel} componentParams={{ isLazy: true, shouldLoad: lazyLoaded }} />
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<WrappedBundle component={TrendsFeedsPanel} />
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</div>
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</div>
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</div>
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)
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}
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return (
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<div className={[_s.d, _s.w100PC].join(' ')}>
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<div className={[_s.d, _s.flexRow, _s.w100PC, _s.overflowHidden].join(' ')}>
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<div className={[_s.d, _s.pr15, _s.w50PC].join(' ')}>
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<WrappedBundle component={TrendsHeadlinesPanel} />
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<WrappedBundle component={TrendsBreakingPanel} componentParams={{ hideReadMore: 1 }} />
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<WrappedBundle component={LatestFromGabPanel} componentParams={{ isLazy: true, shouldLoad: lazyLoaded }} />
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</div>
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<div className={[_s.d, _s.w50PC].join(' ')}>
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<WrappedBundle component={PopularLinksPanel} />
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<WrappedBundle component={TrendsFeedsPanel} />
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<WrappedBundle component={GabNewsPanel} componentParams={{ isLazy: true, shouldLoad: lazyLoaded }} />
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</div>
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</div>
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</div>
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)
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}
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}
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News.propTypes = {
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isSmall: PropTypes.bool,
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}
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export default News |