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packages/ra-core/src/controller/field/useReferenceMany.ts
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,177 @@ | ||
| import { ReactNode, useState, useReducer, useEffect, useMemo } from 'react'; | ||
| // @ts-ignore | ||
| import { useSelector, useDispatch } from 'react-redux'; | ||
| import get from 'lodash/get'; | ||
|
|
||
| import { crudGetManyReference } from '../../actions'; | ||
| import { | ||
| SORT_ASC, | ||
| SORT_DESC, | ||
| } from '../../reducer/admin/resource/list/queryReducer'; | ||
| import { | ||
| getIds, | ||
| getReferences, | ||
| getTotal, | ||
| nameRelatedTo, | ||
| } from '../../reducer/admin/references/oneToMany'; | ||
| import { Record, Sort, RecordMap, Identifier, Dispatch } from '../../types'; | ||
|
|
||
| interface ChildrenFuncParams { | ||
| currentSort: Sort; | ||
| data: RecordMap; | ||
| ids: Identifier[]; | ||
| loadedOnce: boolean; | ||
| page: number; | ||
| currentPerPage: number; | ||
| referenceBasePath: string; | ||
| setPage: (page: number) => void; | ||
| setPerPage: (perPage: number) => void; | ||
| setSort: (field: string) => void; | ||
| total: number; | ||
| } | ||
|
|
||
| interface Options { | ||
| basePath: string; | ||
| data?: RecordMap; | ||
| filter?: any; | ||
| ids?: any[]; | ||
| loadedOnce?: boolean; | ||
| perPage?: number; | ||
| record?: Record; | ||
| reference: string; | ||
| resource: string; | ||
| sort?: Sort; | ||
| source: string; | ||
| target: string; | ||
| total?: number; | ||
| } | ||
|
|
||
| const sortReducer = (state: Sort, field: string | Sort): Sort => { | ||
| if (typeof field !== 'string') { | ||
| return field; | ||
| } | ||
| const order = | ||
| state.field === field && state.order === SORT_ASC | ||
| ? SORT_DESC | ||
| : SORT_ASC; | ||
| return { field, order }; | ||
| }; | ||
|
|
||
| const defaultFilter = {}; | ||
|
|
||
| const useReferenceMany = ({ | ||
| resource, | ||
| reference, | ||
| record, | ||
| target, | ||
| filter = defaultFilter, | ||
| source, | ||
| basePath, | ||
| perPage = 25, | ||
| sort = { field: 'id', order: 'DESC' }, | ||
| }: Options): ChildrenFuncParams => { | ||
| const referenceId = get(record, source); | ||
| const relatedTo = useMemo( | ||
| () => nameRelatedTo(reference, referenceId, resource, target, filter), | ||
| [filter, reference, referenceId, resource, target] | ||
| ); | ||
| const ids = useSelector(selectIds(relatedTo), [relatedTo]); | ||
| const data = useSelector(selectData(reference, relatedTo), [ | ||
| reference, | ||
| relatedTo, | ||
| ]); | ||
| const total = useSelector(selectTotal(relatedTo), [relatedTo]); | ||
| const [page, setPage] = useState(1); | ||
| const [currentPerPage, setPerPage] = useState(perPage); | ||
| useEffect(() => setPerPage(perPage), [perPage]); | ||
| const [currentSort, setSort] = useReducer(sortReducer, sort); | ||
| useEffect(() => setSort(sort), [sort.field, sort.order]); | ||
|
|
||
| const dispatch = useDispatch(); | ||
|
|
||
| useEffect( | ||
| fetchReferences({ | ||
| reference, | ||
| referenceId, | ||
| resource, | ||
| target, | ||
| filter, | ||
| source, | ||
| page, | ||
| perPage: currentPerPage, | ||
| sort: currentSort, | ||
| dispatch, | ||
| }), | ||
| [ | ||
| reference, | ||
| referenceId, | ||
| resource, | ||
| target, | ||
| filter, | ||
| source, | ||
| crudGetManyReference, | ||
| page, | ||
| currentPerPage, | ||
| currentSort.field, | ||
| currentSort.order, | ||
| ] | ||
| ); | ||
|
|
||
| const referenceBasePath = basePath.replace(resource, reference); | ||
|
|
||
| return { | ||
| currentSort, | ||
| data, | ||
| ids, | ||
| loadedOnce: typeof ids !== 'undefined', | ||
| page, | ||
| currentPerPage, | ||
| referenceBasePath, | ||
| setPage, | ||
| setPerPage, | ||
| setSort, | ||
| total, | ||
| }; | ||
| }; | ||
|
|
||
| const fetchReferences = ({ | ||
| reference, | ||
| referenceId, | ||
| resource, | ||
| target, | ||
| filter, | ||
| source, | ||
| dispatch, | ||
| page, | ||
| perPage, | ||
| sort, | ||
| }) => () => { | ||
| const relatedTo = nameRelatedTo( | ||
| reference, | ||
| referenceId, | ||
| resource, | ||
| target, | ||
| filter | ||
| ); | ||
|
|
||
| dispatch( | ||
| crudGetManyReference( | ||
| reference, | ||
| target, | ||
| referenceId, | ||
| relatedTo, | ||
| { page, perPage }, | ||
| sort, | ||
| filter, | ||
| source | ||
| ) | ||
| ); | ||
| }; | ||
|
|
||
| const selectData = (reference, relatedTo) => state => | ||
| getReferences(state, reference, relatedTo); | ||
|
|
||
| const selectIds = relatedTo => state => getIds(state, relatedTo); | ||
| const selectTotal = relatedTo => state => getTotal(state, relatedTo); | ||
|
|
||
| export default useReferenceMany; |