103 lines
2.4 KiB
TypeScript
103 lines
2.4 KiB
TypeScript
/*
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GoToSocial
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Copyright (C) GoToSocial Authors admin@gotosocial.org
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SPDX-License-Identifier: AGPL-3.0-or-later
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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import React, {
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useState,
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useRef,
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useTransition,
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useEffect,
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} from "react";
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import type {
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CreateHookNames,
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HookOpts,
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TextFormInputHook,
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} from "./types";
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const _default = "";
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export default function useTextInput(
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{ name, Name }: CreateHookNames,
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{
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initialValue = _default,
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dontReset = false,
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validator,
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showValidation = true,
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initValidation
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}: HookOpts<string>
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): TextFormInputHook {
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const [text, setText] = useState(initialValue);
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const textRef = useRef<HTMLInputElement>(null);
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const [validation, setValidation] = useState(initValidation ?? "");
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const [_isValidating, startValidation] = useTransition();
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const valid = validation == "";
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function onChange(e: React.ChangeEvent<HTMLInputElement>) {
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const input = e.target.value;
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setText(input);
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if (validator) {
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startValidation(() => {
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setValidation(validator(input));
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});
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}
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}
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function reset() {
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if (!dontReset) {
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setText(initialValue);
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}
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}
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useEffect(() => {
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if (validator && textRef.current) {
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if (showValidation) {
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textRef.current.setCustomValidity(validation);
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} else {
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textRef.current.setCustomValidity("");
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}
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}
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}, [validation, validator, showValidation]);
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// Array / Object hybrid, for easier access in different contexts
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return Object.assign([
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onChange,
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reset,
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{
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[name]: text,
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[`${name}Ref`]: textRef,
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[`set${Name}`]: setText,
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[`${name}Valid`]: valid,
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}
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], {
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onChange,
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reset,
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name,
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Name: "", // Will be set by inputHook function.
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value: text,
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ref: textRef,
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setter: setText,
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valid,
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validate: () => setValidation(validator ? validator(text): ""),
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hasChanged: () => text != initialValue,
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_default
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});
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}
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