gab-social/app/javascript/gabsocial/features/news.js

120 lines
3.8 KiB
JavaScript

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