119 lines
3.2 KiB
JavaScript
119 lines
3.2 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 { injectIntl, defineMessages } from 'react-intl'
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import ImmutablePureComponent from 'react-immutable-pure-component'
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import ImmutablePropTypes from 'react-immutable-proptypes'
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import { fetchGabTrends } from '../../actions/gab_trends'
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import PanelLayout from './panel_layout'
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import ScrollableList from '../scrollable_list'
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import TrendsItem from '../trends_item'
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import TrendsItemPlaceholder from '../placeholder/trends_item_placeholder'
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const messages = defineMessages({
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title: { id: 'trends.title', defaultMessage: 'Trending right now' },
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readMore: { id: 'status.read_more', defaultMessage: 'Read more' },
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})
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const mapStateToProps = (state) => ({
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isError: state.getIn(['gab_trends', 'feed', 'isError']),
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isLoading: state.getIn(['gab_trends', 'feed', 'isLoading']),
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items: state.getIn(['gab_trends', 'feed', 'items']),
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})
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const mapDispatchToProps = (dispatch) => ({
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onfetchGabTrends: () => dispatch(fetchGabTrends('feed')),
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})
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export default
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@injectIntl
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@connect(mapStateToProps, mapDispatchToProps)
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class TrendsPanel extends ImmutablePureComponent {
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static propTypes = {
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intl: PropTypes.object.isRequired,
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isError: PropTypes.bool,
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isLazy: PropTypes.bool,
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isLoading: PropTypes.bool,
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items: ImmutablePropTypes.list.isRequired,
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onfetchGabTrends: PropTypes.func.isRequired,
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}
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updateOnProps = [
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'items',
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'isLazy',
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'isLoading',
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'isError',
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]
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state = {
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fetched: false,
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}
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static getDerivedStateFromProps(nextProps, prevState) {
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if (nextProps.shouldLoad && !prevState.fetched) {
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return { fetched: true }
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}
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return null
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}
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componentDidUpdate(prevProps, prevState) {
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if (!prevState.fetched && this.state.fetched) {
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this.props.onfetchGabTrends()
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}
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}
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componentDidMount() {
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if (!this.props.isLazy) {
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this.props.onfetchGabTrends()
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this.setState({ fetched: true })
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}
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}
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render() {
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const {
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intl,
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isError,
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isLoading,
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items,
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} = this.props
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const { fetched } = this.state
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const count = !!items ? items.count() : 0
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if (isError || (count === 0 && fetched)) return null
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return (
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<PanelLayout
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noPadding
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title={intl.formatMessage(messages.title)}
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headerButtonTitle={intl.formatMessage(messages.readMore)}
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headerButtonTo='/news'
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footerButtonTitle={intl.formatMessage(messages.readMore)}
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footerButtonTo='/news'
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>
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<ScrollableList
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showLoading={isLoading}
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placeholderComponent={TrendsItemPlaceholder}
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placeholderCount={8}
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scrollKey='trending-items'
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>
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{
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items.slice(0, 8).map((trend, i) => (
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<TrendsItem
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key={`gab-trend-${i}`}
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index={i + 1}
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isLast={i === 7}
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title={trend.get('title')}
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description={trend.get('description')}
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url={trend.get('url')}
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author={trend.getIn(['author', 'name'], '')}
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date={trend.get('date_published')}
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/>
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))
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}
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</ScrollableList>
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</PanelLayout>
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)
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}
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} |