33 lines
1,018 B
TypeScript
33 lines
1,018 B
TypeScript
import { List as ImmutableList, Record as ImmutableRecord } from 'immutable';
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import { MODAL_OPEN, MODAL_CLOSE } from '../actions/modals';
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import type { AnyAction } from 'redux';
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const ModalRecord = ImmutableRecord({
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modalType: '',
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modalProps: null as Record<string, any> | null,
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});
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type Modal = ReturnType<typeof ModalRecord>;
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type State = ImmutableList<Modal>;
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export default function modal(state: State = ImmutableList<Modal>(), action: AnyAction) {
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switch (action.type) {
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case MODAL_OPEN:
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return state.push(ModalRecord({ modalType: action.modalType, modalProps: action.modalProps }));
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case MODAL_CLOSE:
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if (state.size === 0) {
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return state;
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}
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if (action.modalType === undefined) {
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return state.pop();
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}
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if (state.some(({ modalType }) => action.modalType === modalType)) {
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return state.slice(0, state.findLastIndex(({ modalType }) => action.modalType === modalType));
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}
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return state;
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default:
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return state;
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}
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}
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