main
Last change
on this file was d565449, checked in by stefan toskovski <stefantoska84@…>, 4 weeks ago |
Update repo after prototype presentation
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Property mode
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100644
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File size:
1.2 KB
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[d565449] | 1 | import { __assign } from "tslib";
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| 2 | import { useCallback, useRef, useState } from 'react';
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| 3 | import useMountedState from './useMountedState';
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| 4 | export default function useAsyncFn(fn, deps, initialState) {
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| 5 | if (deps === void 0) { deps = []; }
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| 6 | if (initialState === void 0) { initialState = { loading: false }; }
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| 7 | var lastCallId = useRef(0);
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| 8 | var isMounted = useMountedState();
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| 9 | var _a = useState(initialState), state = _a[0], set = _a[1];
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| 10 | var callback = useCallback(function () {
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| 11 | var args = [];
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| 12 | for (var _i = 0; _i < arguments.length; _i++) {
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| 13 | args[_i] = arguments[_i];
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| 14 | }
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| 15 | var callId = ++lastCallId.current;
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| 16 | if (!state.loading) {
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| 17 | set(function (prevState) { return (__assign(__assign({}, prevState), { loading: true })); });
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| 18 | }
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| 19 | return fn.apply(void 0, args).then(function (value) {
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| 20 | isMounted() && callId === lastCallId.current && set({ value: value, loading: false });
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| 21 | return value;
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| 22 | }, function (error) {
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| 23 | isMounted() && callId === lastCallId.current && set({ error: error, loading: false });
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| 24 | return error;
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| 25 | });
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| 26 | }, deps);
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| 27 | return [state, callback];
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| 28 | }
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