43 lines
1.4 KiB
JavaScript
43 lines
1.4 KiB
JavaScript
import React from 'react';
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import { notifyManager } from '../core/notifyManager';
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import { parseFilterArgs } from '../core/utils';
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import { useQueryClient } from './QueryClientProvider';
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var checkIsFetching = function checkIsFetching(queryClient, filters, isFetching, setIsFetching) {
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var newIsFetching = queryClient.isFetching(filters);
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if (isFetching !== newIsFetching) {
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setIsFetching(newIsFetching);
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}
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};
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export function useIsFetching(arg1, arg2) {
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var mountedRef = React.useRef(false);
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var queryClient = useQueryClient();
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var _parseFilterArgs = parseFilterArgs(arg1, arg2),
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filters = _parseFilterArgs[0];
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var _React$useState = React.useState(queryClient.isFetching(filters)),
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isFetching = _React$useState[0],
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setIsFetching = _React$useState[1];
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var filtersRef = React.useRef(filters);
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filtersRef.current = filters;
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var isFetchingRef = React.useRef(isFetching);
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isFetchingRef.current = isFetching;
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React.useEffect(function () {
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mountedRef.current = true;
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checkIsFetching(queryClient, filtersRef.current, isFetchingRef.current, setIsFetching);
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var unsubscribe = queryClient.getQueryCache().subscribe(notifyManager.batchCalls(function () {
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if (mountedRef.current) {
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checkIsFetching(queryClient, filtersRef.current, isFetchingRef.current, setIsFetching);
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}
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}));
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return function () {
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mountedRef.current = false;
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unsubscribe();
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};
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}, [queryClient]);
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return isFetching;
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} |