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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,111 +1,36 @@ | ||
| import { useCallback, useEffect, useMemo, useRef, useState } from "react"; | ||
| import { useRollbar } from "@rollbar/react"; | ||
| import { useMemo } from "react"; | ||
|
|
||
| import { FetchOptions } from "../model/fetchOptions"; | ||
| import { ItemsResponse } from "../model/itemsResponse"; | ||
| import { PaginatedResource } from "../model/paginatedResource"; | ||
| import { PaginationOptions } from "../model/paginationOptions"; | ||
| import { DataError } from "../utils/error"; | ||
|
|
||
| import { usePagination } from "./usePagination"; | ||
|
|
||
| type PaginatedResourceProps<T> = Omit<PaginatedResource<T>, "notFound" | "pagination" | "refetch">; | ||
|
|
||
| const defaultResourceProps = { | ||
| data: [], | ||
| totalCount: undefined, | ||
| loading: true, | ||
| error: undefined, | ||
| }; | ||
| import { useResource } from "./useResource"; | ||
|
|
||
| export function usePaginatedResource<T = any, F extends any[] = any[]>( | ||
| fetchItems: (...args: [...F, PaginationOptions]) => ItemsResponse<T>|Promise<ItemsResponse<T>>, | ||
| args: F, | ||
| options?: FetchOptions | ||
| options: FetchOptions = {} | ||
| ) { | ||
| const rollbar = useRollbar(); | ||
|
|
||
| const fetchRequestKey = useMemo(() => JSON.stringify(args), [JSON.stringify(args)]); | ||
| const previousFetchRequestKeyRef = useRef<string>(); | ||
|
|
||
| const [resourceProps, setResourceProps] = useState<PaginatedResourceProps<T>>(defaultResourceProps); | ||
|
|
||
| const pagination = usePagination(); | ||
|
|
||
| const fetchData = useCallback(async () => { | ||
| if (options?.waitUntil) { | ||
| // wait until all required condition are met | ||
| return; | ||
| const resource = useResource(fetchItems, [...args, { | ||
| limit: pagination.limit, | ||
| offset: pagination.offset | ||
| }], { | ||
| ...options, | ||
| onSuccess: (data) => { | ||
| data && pagination.set(data.pagination); | ||
| } | ||
|
|
||
| if (!options?.skip) { | ||
| try { | ||
| const items = await fetchItems(...args, { | ||
| limit: pagination.limit, | ||
| offset: pagination.offset, | ||
| }); | ||
|
|
||
| setResourceProps((props) => ({ | ||
| ...props, | ||
| data: items.data, | ||
| totalCount: items.totalCount | ||
| })); | ||
|
|
||
| pagination.set(items.pagination); | ||
| } catch(error) { | ||
| if (error instanceof DataError) { | ||
| rollbar.error(error); | ||
| setResourceProps((props) => ({ | ||
| ...props, | ||
| error | ||
| })); | ||
| } else { | ||
| throw error; | ||
| } | ||
| } | ||
| } | ||
|
|
||
| setResourceProps((props) => ({ | ||
| ...props, | ||
| loading: false | ||
| })); | ||
| }, [ | ||
| fetchItems, | ||
| fetchRequestKey, | ||
| pagination.limit, | ||
| pagination.offset, | ||
| options?.skip, | ||
| ]); | ||
|
|
||
| useEffect(() => { | ||
| setResourceProps((props) => ({ | ||
| ...props, | ||
| data: [], | ||
| error: undefined, | ||
| loading: true | ||
| })); | ||
| fetchData(); | ||
| }, [fetchData]); | ||
|
|
||
| return useMemo<PaginatedResource<T>>( | ||
| () => { | ||
| if (previousFetchRequestKeyRef.current && previousFetchRequestKeyRef.current !== fetchRequestKey) { | ||
| // do not return old data if the fetch args changed | ||
| return ({ | ||
| ...defaultResourceProps, | ||
| notFound: false, | ||
| pagination, | ||
| refetch: fetchData | ||
| }); | ||
| } | ||
|
|
||
| return ({ | ||
| ...resourceProps, | ||
| notFound: !resourceProps.loading && !resourceProps.error && (!resourceProps.data || resourceProps.data.length === 0), | ||
| pagination, | ||
| refetch: fetchData | ||
| }); | ||
| }, | ||
| [fetchRequestKey, resourceProps, pagination, fetchData] | ||
| ); | ||
| }); | ||
|
|
||
| return useMemo<PaginatedResource<T>>(() => ({ | ||
| data: resource.data?.data, | ||
| totalCount: resource.data?.totalCount, | ||
| loading: resource.loading, | ||
| notFound: resource.notFound || resource.data?.data.length === 0, | ||
| error: resource.error, | ||
| pagination, | ||
| }), [resource, pagination]); | ||
| } |
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