34 lines
860 B
JavaScript
34 lines
860 B
JavaScript
import { Map } from 'immutable';
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import { createSelector } from 'reselect';
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import { getActiveEventId } from './activeEvent.js';
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const getState = (state) => state;
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export const getEventById = (state, eventId) => state.getIn(['events', eventId], false);
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export const getEvents = createSelector(
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[getState],
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(state) => state.get('events') || new Map(),
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);
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export const getActiveEvent = createSelector(
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[getActiveEventId, getEvents],
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(eventId, eventsAsMap) => (eventId ? eventsAsMap.get(eventId) : null),
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);
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export const getDefaultEvent = createSelector(
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[getEvents],
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(eventsAsMap) => eventsAsMap.first(),
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);
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export const getEventsAsList = createSelector(
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[getEvents],
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(eventsAsMap) => eventsAsMap.toList(),
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);
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export const hasMultipleEvents = createSelector(
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[getEvents],
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(eventsAsMap) => eventsAsMap.size > 1,
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);
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