32 lines
784 B
TypeScript
32 lines
784 B
TypeScript
import { Record } from 'immutable';
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import type { Action } from 'redux';
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import { NOTIFICATIONS_UPDATE } from '../actions/notifications';
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import { focusApp, unfocusApp } from '../actions/app';
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type MissedUpdatesState = {
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focused: boolean;
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unread: number;
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};
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const initialState = Record<MissedUpdatesState>({
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focused: true,
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unread: 0,
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})();
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export function missedUpdatesReducer(
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state = initialState,
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action: Action<string>
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) {
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switch (action.type) {
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case focusApp.type:
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return state.set('focused', true).set('unread', 0);
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case unfocusApp.type:
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return state.set('focused', false);
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case NOTIFICATIONS_UPDATE:
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return state.get('focused')
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? state
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: state.update('unread', (x) => x + 1);
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default:
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return state;
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}
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}
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