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import { InfiniteQueryObserver, isCancelledError } from '@tanstack/query-core'import type {  InfiniteData,  InfiniteQueryObserverOptions,  QueryKey,  QueryObserverResult,  RefetchOptions,  RefetchQueryFilters,} from '@tanstack/query-core'import { atom } from 'jotai'import type { WritableAtom } from 'jotai'import { queryClientAtom } from './queryClientAtom'import { CreateQueryOptions, GetQueryClient } from './types'
type AtomWithInfiniteQueryAction<TQueryFnData> =  | {      type: 'refetch'      payload: Partial<RefetchOptions & RefetchQueryFilters<TQueryFnData>>    }  | { type: 'fetchNextPage' }  | { type: 'fetchPreviousPage' }
export interface AtomWithInfiniteQueryOptions<  TQueryFnData,  TError,  TData,  TQueryData,  TQueryKey extends QueryKey> extends InfiniteQueryObserverOptions<    TQueryFnData,    TError,    TData,    TQueryData,    TQueryKey  > {  queryKey: TQueryKey}
export interface AtomWithInfiniteQueryOptionsWithEnabled<  TQueryFnData,  TError,  TData,  TQueryData,  TQueryKey extends QueryKey> extends Omit<    AtomWithInfiniteQueryOptions<      TQueryFnData,      TError,      TData,      TQueryData,      TQueryKey    >,    'enabled'  > {  enabled: boolean}
export function atomWithInfiniteQuery<  TQueryFnData,  TError,  TData = TQueryFnData,  TQueryData = TQueryFnData,  TQueryKey extends QueryKey = QueryKey>(  createQuery: CreateQueryOptions<    AtomWithInfiniteQueryOptionsWithEnabled<      TQueryFnData,      TError,      TData,      TQueryData,      TQueryKey    >  >,  getQueryClient?: GetQueryClient): WritableAtom<  InfiniteData<TData> | undefined,  AtomWithInfiniteQueryAction<TQueryFnData>>
export function atomWithInfiniteQuery<  TQueryFnData,  TError,  TData = TQueryFnData,  TQueryData = TQueryFnData,  TQueryKey extends QueryKey = QueryKey>(  createQuery: CreateQueryOptions<    AtomWithInfiniteQueryOptions<      TQueryFnData,      TError,      TData,      TQueryData,      TQueryKey    >  >,  getQueryClient?: GetQueryClient): WritableAtom<InfiniteData<TData>, AtomWithInfiniteQueryAction<TQueryFnData>>
export function atomWithInfiniteQuery<  TQueryFnData,  TError,  TData = TQueryFnData,  TQueryData = TQueryFnData,  TQueryKey extends QueryKey = QueryKey>(  createQuery: CreateQueryOptions<    AtomWithInfiniteQueryOptions<      TQueryFnData,      TError,      TData,      TQueryData,      TQueryKey    >  >,  getQueryClient: GetQueryClient = (get) => get(queryClientAtom)): WritableAtom<  InfiniteData<TData | TQueryData> | undefined,  AtomWithInfiniteQueryAction<TQueryFnData>> {  type Result = QueryObserverResult<InfiniteData<TData>, TError>  type State = {    isMounted: boolean    unsubscribe: (() => void) | null  }  const queryDataAtom = atom(    (get) => {      const queryClient = getQueryClient(get)      const options =        typeof createQuery === 'function' ? createQuery(get) : createQuery
      const defaultedOptions = queryClient.defaultQueryOptions(options)      const observer = new InfiniteQueryObserver(queryClient, defaultedOptions)      const initialResult = observer.getCurrentResult()
      let resolve: ((result: Result) => void) | null = null      const resultAtom = atom<Result | Promise<Result>>(        initialResult.data === undefined && options.enabled !== false          ? new Promise<Result>((r) => {              resolve = r            })          : initialResult      )      let setResult: (result: Result) => void = () => {        throw new Error('setting result without mount')      }      const state: State = {        isMounted: false,        unsubscribe: null,      }      const listener = (result: Result) => {        if (          result.isFetching ||          (!result.isError && result.data === undefined) ||          (result.isError && isCancelledError(result.error))        ) {          return        }        if (resolve) {          setTimeout(() => {            if (!state.isMounted) {              state.unsubscribe?.()              state.unsubscribe = null            }          }, 1000)          resolve(result)          resolve = null        } else {          setResult(result)        }      }      if (options.enabled !== false) {        state.unsubscribe = observer.subscribe(listener)      }      resultAtom.onMount = (update) => {        setResult = update        state.isMounted = true        if (options.enabled !== false && !state.unsubscribe) {          state.unsubscribe = observer.subscribe(listener)          listener(observer.getCurrentResult())        }        return () => state.unsubscribe?.()      }      return { options, resultAtom, observer, state }    },    (get, set, action: AtomWithInfiniteQueryAction<TQueryFnData>) => {      const { options, resultAtom, observer, state } = get(queryDataAtom)      if (options.enabled === false) {        return      }      switch (action.type) {        case 'refetch': {          set(resultAtom, new Promise<never>(() => {})) // infinite pending          if (!state.isMounted) {            state.unsubscribe?.()            state.unsubscribe = null          }          observer.refetch(action.payload).then((result) => {            set(resultAtom, result)          })          return        }        case 'fetchPreviousPage': {          observer.fetchPreviousPage()          return        }        case 'fetchNextPage': {          observer.fetchNextPage()          return        }      }    }  )
  const queryAtom = atom<    InfiniteData<TData> | undefined,    AtomWithInfiniteQueryAction<TQueryFnData>  >(    (get) => {      const { resultAtom } = get(queryDataAtom)      const result = get(resultAtom)      if (result.isError) {        throw result.error      }      return result.data    },    (_get, set, action) => set(queryDataAtom, action) // delegate action  )  return queryAtom}