[chore] Settings refactor 2: the re-refactoring-ing (#2866)

* [chore] Bit more refactoring of settings panel

* fix up some remaining things

* groovy baby yeah!

* remove unused Suspense

web/source/settings/views/admin/instance/rules.tsx

@@ -0,0 +1,75 @@
+/*
+	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/>.
+*/
+
+import React from "react";
+import { Link } from "wouter";
+import { useInstanceRulesQuery, useAddInstanceRuleMutation } from "../../../lib/query/admin";
+import { useBaseUrl } from "../../../lib/navigation/util";
+import { useTextInput } from "../../../lib/form";
+import useFormSubmit from "../../../lib/form/submit";
+import { TextArea } from "../../../components/form/inputs";
+import MutationButton from "../../../components/form/mutation-button";
+import { InstanceRule, MappedRules } from "../../../lib/types/rules";
+import FormWithData from "../../../lib/form/form-with-data";
+
+export default function InstanceRules() {
+	return (
+		<>
+			<h1>Instance Rules</h1>
+			<FormWithData
+				dataQuery={useInstanceRulesQuery}
+				DataForm={InstanceRulesForm}
+			/>
+		</>
+	);
+}
+
+function InstanceRulesForm({ data: rules }: { data: MappedRules }) {
+	const baseUrl = useBaseUrl();
+	const newRule = useTextInput("text");
+
+	const [submitForm, result] = useFormSubmit({ newRule }, useAddInstanceRuleMutation(), {
+		changedOnly: true,
+		onFinish: () => newRule.reset()
+	});
+
+	return (
+		<form onSubmit={submitForm} className="new-rule">
+			<ol className="instance-rules">
+				{Object.values(rules).map((rule: InstanceRule) => (
+					<Link key={"link-"+rule.id} className="rule" to={`~${baseUrl}/rules/${rule.id}`}>
+						<li key={rule.id}>
+							<h2>{rule.text} <i className="fa fa-pencil edit-icon" /></h2>
+						</li>
+						<span>{new Date(rule.created_at).toLocaleString()}</span>
+					</Link>
+				))}
+			</ol>
+			<TextArea
+				field={newRule}
+				label="New instance rule"
+			/>
+			<MutationButton
+				disabled={newRule.value === undefined || newRule.value.length === 0}
+				label="Add rule"
+				result={result}
+			/>
+		</form>
+	);
+}