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use-uncontrolled.ts
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use-uncontrolled.ts
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import { useState } from 'react';
interface UseUncontrolledInput<T> {
/** Value for controlled state */
value?: T;
/** Initial value for uncontrolled state */
defaultValue?: T;
/** Final value for uncontrolled state when value and defaultValue are not provided */
finalValue?: T;
/** Controlled state onChange handler */
onChange?: (value: T, ...payload: any[]) => void;
}
export function useUncontrolled<T>({
value,
defaultValue,
finalValue,
onChange = () => {},
}: UseUncontrolledInput<T>): [T, (value: T, ...payload: any[]) => void, boolean] {
const [uncontrolledValue, setUncontrolledValue] = useState(
defaultValue !== undefined ? defaultValue : finalValue
);
const handleUncontrolledChange = (val: T, ...payload: any[]) => {
setUncontrolledValue(val);
onChange?.(val, ...payload);
};
if (value !== undefined) {
return [value as T, onChange, true];
}
return [uncontrolledValue as T, handleUncontrolledChange, false];
}