1 files changed, 67 insertions, 0 deletions
diff --git a/web/source/settings/lib/form/text.jsx b/web/source/settings/lib/form/text.jsx
new file mode 100644
index 000000000..70e61657c
--- /dev/null
+++ b/web/source/settings/lib/form/text.jsx
@@ -0,0 +1,67 @@
+/*
+	GoToSocial
+	Copyright (C) 2021-2023 GoToSocial Authors admin@gotosocial.org
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU Affero General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU Affero General Public License for more details.
+
+	You should have received a copy of the GNU Affero General Public License
+	along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+"use strict";
+
+const React = require("react");
+
+module.exports = function useTextInput({ name, Name }, { validator, defaultValue = "", dontReset = false } = {}) {
+	const [text, setText] = React.useState(defaultValue);
+	const [valid, setValid] = React.useState(true);
+	const textRef = React.useRef(null);
+
+	function onChange(e) {
+		let input = e.target.value;
+		setText(input);
+	}
+
+	function reset() {
+		if (!dontReset) {
+			setText(defaultValue);
+		}
+	}
+
+	React.useEffect(() => {
+		if (validator && textRef.current) {
+			let res = validator(text);
+			setValid(res == "");
+			textRef.current.setCustomValidity(res);
+		}
+	}, [text, textRef, validator]);
+
+	// Array / Object hybrid, for easier access in different contexts
+	return Object.assign([
+		onChange,
+		reset,
+		{
+			[name]: text,
+			[`${name}Ref`]: textRef,
+			[`set${Name}`]: setText,
+			[`${name}Valid`]: valid,
+		}
+	], {
+		onChange,
+		reset,
+		name,
+		value: text,
+		ref: textRef,
+		setter: setText,
+		valid,
+		hasChanged: () => text != defaultValue
+	});
+};
+\ No newline at end of file