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60 lines
1.4 KiB
Plaintext
60 lines
1.4 KiB
Plaintext
import { createEntityAdapter, createSlice } from '../..'
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import type {
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PayloadAction,
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Slice,
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SliceCaseReducers,
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UnknownAction,
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} from '../..'
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import type { EntityId, EntityState, IdSelector } from '../models'
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import type { BookModel } from './fixtures/book'
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describe('Entity Slice Enhancer', () => {
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let slice: Slice<EntityState<BookModel, BookModel['id']>>
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beforeEach(() => {
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const indieSlice = entitySliceEnhancer({
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name: 'book',
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selectId: (book: BookModel) => book.id,
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})
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slice = indieSlice
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})
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it('exposes oneAdded', () => {
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const book = {
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id: '0',
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title: 'Der Steppenwolf',
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author: 'Herman Hesse',
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}
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const action = slice.actions.oneAdded(book)
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const oneAdded = slice.reducer(undefined, action as UnknownAction)
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expect(oneAdded.entities['0']).toBe(book)
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})
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})
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interface EntitySliceArgs<T, Id extends EntityId> {
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name: string
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selectId: IdSelector<T, Id>
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modelReducer?: SliceCaseReducers<T>
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}
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function entitySliceEnhancer<T, Id extends EntityId>({
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name,
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selectId,
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modelReducer,
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}: EntitySliceArgs<T, Id>) {
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const modelAdapter = createEntityAdapter({
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selectId,
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})
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return createSlice({
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name,
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initialState: modelAdapter.getInitialState(),
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reducers: {
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oneAdded(state, action: PayloadAction<T>) {
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modelAdapter.addOne(state, action.payload)
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},
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...modelReducer,
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},
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})
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}
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