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/*
GoToSocial
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/>.
*/
const React = require("react");
const query = require("../../../lib/query");
const { useTextInput } = require("../../../lib/form");
const shortcodeRegex = /^\w{2,30}$/;
module.exports = function useShortcode() {
const {
data: emoji = []
} = query.useListEmojiQuery({ filter: "domain:local" });
const emojiCodes = React.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 "";
}
});
};
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