[frogend] Emoji categories (#1051)

* emoji category combobox

* emoji categorizing

* dropdown entry separation

* emoji filtering/sorting

* add some explaining comments

* remove unneeded default-value code

* remove wrongly created package.json

* configurable ComboBox label+placeHolder

web/source/settings/components/form/combobox.jsx

@@ -0,0 +1,37 @@
+/*
+	GoToSocial
+	Copyright (C) 2021-2022 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 { useComboboxState } = require("ariakit/combobox");
+
+module.exports = function useComboBoxInput({name, Name}, {validator} = {}) {
+	const state = useComboboxState({ gutter: 0, sameWidth: true });
+
+	function reset() {
+		state.value = "";
+	}
+
+	return [
+		state,
+		reset,
+		{
+			[name]: state.value,
+		}
+	];
+};