329 lines
9.6 KiB
JavaScript
329 lines
9.6 KiB
JavaScript
import { Fragment } from 'react'
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import { Map as ImmutableMap, List as ImmutableList } from 'immutable'
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import ImmutablePropTypes from 'react-immutable-proptypes'
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import ImmutablePureComponent from 'react-immutable-pure-component'
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import { createSelector } from 'reselect'
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import debounce from 'lodash.debounce'
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import { me, promotions } from '../initial_state'
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import { dequeueTimeline } from '../actions/timelines'
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import { scrollTopTimeline } from '../actions/timelines'
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import { fetchStatus, fetchContext } from '../actions/statuses'
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import StatusContainer from '../containers/status_container'
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import ScrollableList from './scrollable_list'
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import TimelineQueueButtonHeader from './timeline_queue_button_header'
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import ColumnIndicator from './column_indicator'
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const makeGetStatusIds = () => createSelector([
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(state, { type, id }) => state.getIn(['settings', type], ImmutableMap()),
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(state, { type, id }) => state.getIn(['timelines', id, 'items'], ImmutableList()),
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(state) => state.get('statuses'),
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], (columnSettings, statusIds, statuses) => {
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return statusIds.filter(id => {
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if (id === null) return true
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const statusForId = statuses.get(id)
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let showStatus = true
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if (columnSettings.getIn(['shows', 'reblog']) === false) {
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showStatus = showStatus && statusForId.get('reblog') === null
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}
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if (columnSettings.getIn(['shows', 'reply']) === false) {
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showStatus = showStatus && (statusForId.get('in_reply_to_id') === null || statusForId.get('in_reply_to_account_id') === me)
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}
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return showStatus
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})
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})
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const mapStateToProps = (state, { timelineId }) => {
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if (!timelineId) return {}
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const getStatusIds = makeGetStatusIds()
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const statusIds = getStatusIds(state, {
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type: timelineId.substring(0, 5) === 'group' ? 'group' : timelineId,
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id: timelineId
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})
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const promotedStatuses = Array.isArray(promotions) ?
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promotions.map((block) => {
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const s = {}
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s[block.status_id] = state.getIn(['statuses', block.status_id])
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return s
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}) : []
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return {
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statusIds,
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promotedStatuses,
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isLoading: state.getIn(['timelines', timelineId, 'isLoading'], true),
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isPartial: state.getIn(['timelines', timelineId, 'isPartial'], false),
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hasMore: state.getIn(['timelines', timelineId, 'hasMore']),
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totalQueuedItemsCount: state.getIn(['timelines', timelineId, 'totalQueuedItemsCount']),
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}
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}
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const mapDispatchToProps = (dispatch, ownProps) => ({
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onDequeueTimeline(timelineId) {
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dispatch(dequeueTimeline(timelineId, ownProps.onLoadMore))
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},
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onScrollToTop: debounce(() => {
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dispatch(scrollTopTimeline(ownProps.timelineId, true))
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}, 100),
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onScroll: debounce(() => {
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dispatch(scrollTopTimeline(ownProps.timelineId, false))
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}, 100),
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onFetchContext(statusId) {
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dispatch(fetchContext(statusId, true))
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},
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onFetchStatus(statusId) {
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dispatch(fetchStatus(statusId))
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},
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})
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export default
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@connect(mapStateToProps, mapDispatchToProps)
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class StatusList extends ImmutablePureComponent {
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static propTypes = {
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scrollKey: PropTypes.string.isRequired,
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statusIds: ImmutablePropTypes.list.isRequired,
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featuredStatusIds: ImmutablePropTypes.list,
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onLoadMore: PropTypes.func,
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isLoading: PropTypes.bool,
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isPartial: PropTypes.bool,
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hasMore: PropTypes.bool,
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emptyMessage: PropTypes.string,
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timelineId: PropTypes.string,
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queuedItemSize: PropTypes.number,
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group: ImmutablePropTypes.map,
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onDequeueTimeline: PropTypes.func.isRequired,
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onScrollToTop: PropTypes.func.isRequired,
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onScroll: PropTypes.func.isRequired,
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onFetchContext: PropTypes.func.isRequired,
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onFetchStatus: PropTypes.func.isRequired,
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promotedStatuses: PropTypes.object,
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}
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state = {
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refreshing: false,
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fetchedContext: false,
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}
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componentDidMount() {
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this.handleDequeueTimeline()
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this.fetchPromotedStatus()
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}
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fetchPromotedStatus() {
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const {
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onFetchStatus,
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promotedStatuses,
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timelineId,
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statusIds,
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} = this.props
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if (Array.isArray(promotions)) {
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promotions.forEach((promotionBlock) => {
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if (promotionBlock.timeline_id === timelineId &&
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statusIds.count() >= promotionBlock.position &&
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!promotedStatuses[promotionBlock.status_id]) {
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onFetchStatus(promotionBlock.status_id)
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}
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})
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}
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}
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componentDidUpdate(prevProps, prevState) {
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if (prevState.refreshing) {
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this.setState({ refreshing: false })
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}
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if (prevProps.statusIds.count() < this.props.statusIds.count()) {
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this.fetchPromotedStatus()
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}
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}
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fetchContextsForInitialStatuses = (statusIds) => {
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for (let i = 0; i < statusIds.length; i++) {
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const statusId = statusIds[i]
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this.props.onFetchContext(statusId)
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}
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this.setState({ fetchedContext: true })
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}
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getFeaturedStatusCount = () => {
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return this.props.featuredStatusIds ? this.props.featuredStatusIds.size : 0
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}
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getCurrentStatusIndex = (id, featured) => {
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if (featured) {
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return this.props.featuredStatusIds.indexOf(id)
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}
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return this.props.statusIds.indexOf(id) + this.getFeaturedStatusCount()
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}
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handleMoveUp = (id, featured) => {
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const elementIndex = this.getCurrentStatusIndex(id, featured) - 1
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this._selectChild(elementIndex, true)
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}
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handleMoveDown = (id, featured) => {
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const elementIndex = this.getCurrentStatusIndex(id, featured) + 1
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this._selectChild(elementIndex, false)
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}
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handleLoadOlder = debounce(() => {
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this.props.onLoadMore(this.props.statusIds.size > 0 ? this.props.statusIds.last() : undefined)
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}, 300, { leading: true })
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handleOnReload = debounce(() => {
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// Only pull to refresh on home timeline for now
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if (this.props.scrollKey === 'home_timeline' && !this.state.refreshing) {
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this.props.onLoadMore()
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this.setState({ refreshing: true })
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}
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}, 300, { trailing: true })
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_selectChild(index, align_top) {
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const container = this.node.node
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const element = container.querySelector(`article:nth-of-type(${index + 1}) .focusable`)
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if (element) {
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if (align_top && container.scrollTop > element.offsetTop) {
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element.scrollIntoView(true)
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} else if (!align_top && container.scrollTop + container.clientHeight < element.offsetTop + element.offsetHeight) {
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element.scrollIntoView(false)
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}
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element.focus()
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}
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}
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handleDequeueTimeline = () => {
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const { onDequeueTimeline, timelineId } = this.props
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if (!onDequeueTimeline || !timelineId) return
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onDequeueTimeline(timelineId)
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}
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setRef = c => {
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this.node = c
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}
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render() {
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const {
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statusIds,
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featuredStatusIds,
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onLoadMore,
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timelineId,
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totalQueuedItemsCount,
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isLoading,
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isPartial,
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group,
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promotedStatuses,
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...other
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} = this.props
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const { fetchedContext, refreshing } = this.state
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if (isPartial) {
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return <ColumnIndicator type='loading' />
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}
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// : hack :
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// if index is 0 or 1 and is comment, preload context
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if (statusIds && !fetchedContext) {
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const firstStatusId = statusIds.get(0)
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const secondStatusId = statusIds.get(1)
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let arr = []
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if (!!firstStatusId) arr.push(firstStatusId)
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if (!!secondStatusId) arr.push(secondStatusId)
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if (arr.length > 0) this.fetchContextsForInitialStatuses(arr)
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}
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let scrollableContent = []
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if (isLoading || statusIds.size > 0) {
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for (let i = 0; i < statusIds.count(); i++) {
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const statusId = statusIds.get(i)
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if (!statusId) {
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scrollableContent.push(
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<div
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key={'gap:' + statusIds.get(i + 1)}
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disabled={isLoading}
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maxId={i > 0 ? statusIds.get(i - 1) : null}
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onClick={onLoadMore}
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/>
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)
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} else {
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if (Array.isArray(promotions)) {
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const promotionBlock = promotions.find(p => (p.position === i && p.timeline_id === timelineId))
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if (promotionBlock) {
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scrollableContent.push(
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<StatusContainer
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key={`promotion-${i}-${promotionBlock.status_id}`}
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id={promotionBlock.status_id}
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onMoveUp={this.handleMoveUp}
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onMoveDown={this.handleMoveDown}
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contextType={timelineId}
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commentsLimited
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isPromoted
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/>
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)
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}
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}
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scrollableContent.push(
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<StatusContainer
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key={`${statusId}-${i}`}
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id={statusId}
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onMoveUp={this.handleMoveUp}
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onMoveDown={this.handleMoveDown}
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contextType={timelineId}
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commentsLimited
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/>
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)
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}
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}
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}
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if (scrollableContent && featuredStatusIds) {
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scrollableContent = featuredStatusIds.map((statusId) => (
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<StatusContainer
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key={`f-${statusId}`}
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id={statusId}
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isFeatured
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onMoveUp={this.handleMoveUp}
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onMoveDown={this.handleMoveDown}
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contextType={timelineId}
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commentsLimited
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/>
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)).concat(scrollableContent)
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}
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return (
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<Fragment>
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<TimelineQueueButtonHeader
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onClick={this.handleDequeueTimeline}
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count={totalQueuedItemsCount}
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itemType='gab'
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/>
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<ScrollableList
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ref={this.setRef}
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isLoading={isLoading}
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showLoading={(isLoading && statusIds.size === 0) || refreshing}
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onLoadMore={onLoadMore && this.handleLoadOlder}
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onReload={this.handleOnReload}
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{...other}
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>
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{scrollableContent}
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</ScrollableList>
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</Fragment>
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)
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}
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}
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