gotosocial/web/source/settings/views/admin/emoji/local/use-shortcode.ts

57 lines
1.7 KiB
TypeScript
Raw Normal View History

/*
GoToSocial
2023-03-12 17:49:06 +00:00
Copyright (C) GoToSocial Authors admin@gotosocial.org
SPDX-License-Identifier: AGPL-3.0-or-later
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/>.
*/
import { useMemo } from "react";
import { useTextInput } from "../../../../lib/form";
import { useListEmojiQuery } from "../../../../lib/query/admin/custom-emoji";
const shortcodeRegex = /^\w{2,30}$/;
export default function useShortcode() {
const { data: emoji = [] } = useListEmojiQuery({
filter: "domain:local"
});
const emojiCodes = useMemo(() => {
return new Set(emoji.map((e) => e.shortcode));
}, [emoji]);
return useTextInput("shortcode", {
validator: function validateShortcode(code) {
// technically invalid, but hacky fix to prevent validation error on page load
if (code == "") { return ""; }
if (emojiCodes.has(code)) {
return "Shortcode already in use";
}
if (code.length < 2 || code.length > 30) {
return "Shortcode must be between 2 and 30 characters";
}
if (!shortcodeRegex.test(code)) {
return "Shortcode must only contain letters, numbers, and underscores";
}
return "";
}
});
}