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import { useCallback, useEffect, useRef, useState } from 'react';
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import { useFetcher } from '@remix-run/react';
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export function useAsyncFetcher() {
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let resolveRef = useRef<any>();
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let promiseRef = useRef<Promise<any>>();
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let fetcher = useFetcher();
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if (!promiseRef.current) {
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promiseRef.current = new Promise((resolve) => {
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resolveRef.current = resolve;
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});
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}
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const resetResolver = useCallback(() => {
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promiseRef.current = new Promise((resolve) => {
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resolveRef.current = resolve;
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});
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}, [promiseRef, resolveRef]);
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const [defaultOpts, setDefaultOpts] = useState({
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method: 'POST',
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encType: 'application/json'
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})
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const submit = useCallback(
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async (data, opts) => {
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// @ts-ignore
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fetcher.submit(data, { ...defaultOpts, ...opts });
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return promiseRef.current;
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},
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[fetcher, promiseRef]
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);
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useEffect(() => {
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if (fetcher.data && fetcher.state === 'idle') {
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resolveRef.current(fetcher.data);
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resetResolver();
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}
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}, [fetcher, resetResolver]);
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return { ...fetcher, submit };
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}
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