64 lines
3.7 KiB
JavaScript
64 lines
3.7 KiB
JavaScript
import $3whtM$react, {useState as $3whtM$useState, useRef as $3whtM$useRef, useEffect as $3whtM$useEffect, useReducer as $3whtM$useReducer, useCallback as $3whtM$useCallback} from "react";
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/*
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* Copyright 2020 Adobe. All rights reserved.
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* This file is licensed to you under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License. You may obtain a copy
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* of the License at http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software distributed under
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* the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR REPRESENTATIONS
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* OF ANY KIND, either express or implied. See the License for the specific language
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* governing permissions and limitations under the License.
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*/
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var $458b0a5536c1a7cf$var$_React_useInsertionEffect;
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// Use the earliest effect possible to reset the ref below.
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const $458b0a5536c1a7cf$var$useEarlyEffect = typeof document !== 'undefined' ? ($458b0a5536c1a7cf$var$_React_useInsertionEffect = (0, $3whtM$react)['useInsertionEffect']) !== null && $458b0a5536c1a7cf$var$_React_useInsertionEffect !== void 0 ? $458b0a5536c1a7cf$var$_React_useInsertionEffect : (0, $3whtM$react).useLayoutEffect : ()=>{};
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function $458b0a5536c1a7cf$export$40bfa8c7b0832715(value, defaultValue, onChange) {
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// Store the value in both state and a ref. The state value will only be used when uncontrolled.
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// The ref is used to track the most current value, which is passed to the function setState callback.
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let [stateValue, setStateValue] = (0, $3whtM$useState)(value || defaultValue);
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let valueRef = (0, $3whtM$useRef)(stateValue);
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let isControlledRef = (0, $3whtM$useRef)(value !== undefined);
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let isControlled = value !== undefined;
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(0, $3whtM$useEffect)(()=>{
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let wasControlled = isControlledRef.current;
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if (wasControlled !== isControlled && process.env.NODE_ENV !== 'production') console.warn(`WARN: A component changed from ${wasControlled ? 'controlled' : 'uncontrolled'} to ${isControlled ? 'controlled' : 'uncontrolled'}.`);
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isControlledRef.current = isControlled;
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}, [
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isControlled
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]);
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// After each render, update the ref to the current value.
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// This ensures that the setState callback argument is reset.
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// Note: the effect should not have any dependencies so that controlled values always reset.
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let currentValue = isControlled ? value : stateValue;
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$458b0a5536c1a7cf$var$useEarlyEffect(()=>{
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valueRef.current = currentValue;
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});
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let [, forceUpdate] = (0, $3whtM$useReducer)(()=>({}), {});
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let setValue = (0, $3whtM$useCallback)((value, ...args)=>{
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// @ts-ignore - TS doesn't know that T cannot be a function.
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let newValue = typeof value === 'function' ? value(valueRef.current) : value;
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if (!Object.is(valueRef.current, newValue)) {
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// Update the ref so that the next setState callback has the most recent value.
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valueRef.current = newValue;
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setStateValue(newValue);
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// Always trigger a re-render, even when controlled, so that the layout effect above runs to reset the value.
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forceUpdate();
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// Trigger onChange. Note that if setState is called multiple times in a single event,
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// onChange will be called for each one instead of only once.
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onChange === null || onChange === void 0 ? void 0 : onChange(newValue, ...args);
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}
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}, [
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onChange
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]);
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return [
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currentValue,
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setValue
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];
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}
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export {$458b0a5536c1a7cf$export$40bfa8c7b0832715 as useControlledState};
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//# sourceMappingURL=useControlledState.module.js.map
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