92 lines
3.2 KiB
JavaScript
92 lines
3.2 KiB
JavaScript
// @flow
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import { createSelector } from 'reselect';
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import { createCachedSelector } from 're-reselect';
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import { selectMyClaims, selectPendingClaims } from 'redux/selectors/claims';
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type State = { livestream: any };
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const selectState = (state: State) => state.livestream || {};
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// select non-pending claims without sources for given channel
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export const makeSelectLivestreamsForChannelId = (channelId: string) =>
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createSelector(selectState, selectMyClaims, (livestreamState, myClaims = []) => {
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return myClaims
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.filter(
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(claim) =>
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claim.value_type === 'stream' &&
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claim.value &&
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!claim.value.source &&
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claim.confirmations > 0 &&
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claim.signing_channel &&
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claim.signing_channel.claim_id === channelId
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)
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.sort((a, b) => b.timestamp - a.timestamp); // newest first
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});
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export const selectFetchingLivestreams = (state: State) => selectState(state).fetchingById;
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export const selectViewersById = (state: State) => selectState(state).viewersById;
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export const makeSelectIsFetchingLivestreams = (channelId: string) =>
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createSelector(selectFetchingLivestreams, (fetchingLivestreams) => Boolean(fetchingLivestreams[channelId]));
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export const selectViewersForId = (state: State, channelId: string) => {
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const viewers = selectViewersById(state);
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return viewers[channelId];
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};
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export const makeSelectPendingLivestreamsForChannelId = (channelId: string) =>
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createSelector(selectPendingClaims, (pendingClaims) => {
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return pendingClaims.filter(
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(claim) =>
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claim.value_type === 'stream' &&
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claim.value &&
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!claim.value.source &&
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claim.signing_channel &&
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claim.signing_channel.claim_id === channelId
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);
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});
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export const selectActiveLivestreams = (state: State) => selectState(state).activeLivestreams;
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export const selectIsActiveLivestreamForUri = createCachedSelector(
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(state, uri) => uri,
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selectActiveLivestreams,
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(uri, activeLivestreams) => {
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if (!uri || !activeLivestreams) {
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return false;
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}
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const activeLivestreamValues = Object.values(activeLivestreams);
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// $FlowFixMe - unable to resolve claimUri
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return activeLivestreamValues.some((v) => v.claimUri === uri);
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}
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)((state, uri) => String(uri));
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export const selectActiveLivestreamForUri = createCachedSelector(
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(state, uri) => uri,
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selectActiveLivestreams,
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(uri, activeLivestreams) => {
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if (!uri || !activeLivestreams) {
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return null;
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}
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const activeLivestreamValues = Object.values(activeLivestreams);
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// $FlowFixMe - unable to resolve claimUri
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return activeLivestreamValues.find((v) => v.claimUri === uri) || null;
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}
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)((state, uri) => String(uri));
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export const selectActiveLivestreamForChannel = createCachedSelector(
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(state, channelId) => channelId,
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selectActiveLivestreams,
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(channelId, activeLivestreams) => {
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if (!channelId || !activeLivestreams) {
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return null;
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}
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return activeLivestreams[channelId] || null;
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}
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)((state, channelId) => String(channelId));
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export const selectFetchingActiveLivestreams = (state: State) => selectState(state).fetchingActiveLivestreams;
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export const selectActiveLivestreamInitialized = (state: State) => selectState(state).activeLivestreamInitialized;
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