[frogend] Emoji copy "Steal this look" (#1222)

* split emoji into local and remote, allow looking up remote emoji by toot url

* optimize some/all filtering

* fix local emoji routes

* implement copy action

* shortcode validation, don't wipe form on error

* copy & disable PATCH

* remove local toot acceptance for testing

* unused import

* parse emoji from account and status, get web_url from status uri

* fix url parse

* submit button loading info

* actually send category

* code cleanup, distinguish between account and status responses

* use loading icons

* fix loading icon on federation page

* require Loading element

* remove unused require

* query explanation, small accessibility tweaks

web/source/settings/admin/emoji/local/overview.js

@@ -0,0 +1,90 @@
+/*
+	 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 React = require("react");
+const {Link} = require("wouter");
+
+const NewEmojiForm = require("./new-emoji");
+
+const query = require("../../../lib/query");
+const { useEmojiByCategory } = require("../category-select");
+const Loading = require("../../../components/loading");
+
+const base = "/settings/custom-emoji/local";
+
+module.exports = function EmojiOverview() {
+	const {
+		data: emoji = [],
+		isLoading,
+		error
+	} = query.useGetAllEmojiQuery({filter: "domain:local"});
+
+	return (
+		<>
+			<h1>Custom Emoji (local)</h1>
+			{error && 
+				<div className="error accent">{error}</div>
+			}
+			{isLoading
+				? <Loading/>
+				: <>
+					<EmojiList emoji={emoji}/>
+					<NewEmojiForm emoji={emoji}/>
+				</>
+			}
+		</>
+	);
+};
+
+function EmojiList({emoji}) {
+	const emojiByCategory = useEmojiByCategory(emoji);
+
+	return (
+		<div>
+			<h2>Overview</h2>
+			<div className="list emoji-list">
+				{emoji.length == 0 && "No local emoji yet, add one below"}
+				{Object.entries(emojiByCategory).map(([category, entries]) => {
+					return <EmojiCategory key={category} category={category} entries={entries}/>;
+				})}
+			</div>
+		</div>
+	);
+}
+
+function EmojiCategory({category, entries}) {
+	return (
+		<div className="entry">
+			<b>{category}</b>
+			<div className="emoji-group">
+				{entries.map((e) => {
+					return (
+						<Link key={e.id} to={`${base}/${e.id}`}>
+							{/* <Link key={e.static_url} to={`${base}`}> */}
+							<a>
+								<img src={e.url} alt={e.shortcode} title={`:${e.shortcode}:`}/>
+							</a>
+						</Link>
+					);
+				})}
+			</div>
+		</div>
+	);
+}