[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/detail.js

@@ -0,0 +1,173 @@
+/*
+	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 { useRoute, Link, Redirect } = require("wouter");
+
+const { CategorySelect } = require("../category-select");
+const { useComboBoxInput, useFileInput } = require("../../../components/form");
+
+const query = require("../../../lib/query");
+const FakeToot = require("../../../components/fake-toot");
+const Loading = require("../../../components/loading");
+
+const base = "/settings/custom-emoji/local";
+
+module.exports = function EmojiDetailRoute() {
+	let [_match, params] = useRoute(`${base}/:emojiId`);
+	if (params?.emojiId == undefined) {
+		return <Redirect to={base}/>;
+	} else {
+		return (
+			<div className="emoji-detail">
+				<Link to={base}><a>&lt; go back</a></Link>
+				<EmojiDetailData emojiId={params.emojiId}/>
+			</div>
+		);
+	}
+};
+
+function EmojiDetailData({emojiId}) {
+	const {currentData: emoji, isLoading, error} = query.useGetEmojiQuery(emojiId);
+
+	if (error) {
+		return (
+			<div className="error accent">
+				{error.status}: {error.data.error}
+			</div>
+		);
+	} else if (isLoading) {
+		return (
+			<div>
+				<Loading/>
+			</div>
+		);
+	} else {
+		return <EmojiDetail emoji={emoji}/>;
+	}
+}
+
+function EmojiDetail({emoji}) {
+	const [modifyEmoji, modifyResult] = query.useEditEmojiMutation();
+
+	const [isNewCategory, setIsNewCategory] = React.useState(false);
+
+	const [categoryState, _resetCategory, { category }] = useComboBoxInput("category", {defaultValue: emoji.category});
+
+	const [onFileChange, _resetFile, { image, imageURL, imageInfo }] = useFileInput("image", {
+		withPreview: true,
+		maxSize: 50 * 1024
+	});
+
+	function modifyCategory() {
+		modifyEmoji({id: emoji.id, category: category.trim()});
+	}
+
+	function modifyImage() {
+		modifyEmoji({id: emoji.id, image: image});
+	}
+
+	React.useEffect(() => {
+		if (category != emoji.category && !categoryState.open && !isNewCategory && category.trim().length > 0) {
+			console.log("updating to", category);
+			modifyEmoji({id: emoji.id, category: category.trim()});
+		}
+	}, [isNewCategory, category, categoryState.open, emoji.category, emoji.id, modifyEmoji]);
+
+	return (
+		<>
+			<div className="emoji-header">
+				<img src={emoji.url} alt={emoji.shortcode} title={emoji.shortcode}/>
+				<div>
+					<h2>{emoji.shortcode}</h2>
+					<DeleteButton id={emoji.id}/>
+				</div>
+			</div>
+
+			<div className="left-border">
+				<h2>Modify this emoji {modifyResult.isLoading && "(processing..)"}</h2>
+
+				{modifyResult.error && <div className="error">
+					{modifyResult.error.status}: {modifyResult.error.data.error}
+				</div>}
+
+				<div className="update-category">
+					<CategorySelect
+						value={category}
+						categoryState={categoryState}
+						setIsNew={setIsNewCategory}
+					>
+						<button style={{visibility: (isNewCategory ? "initial" : "hidden")}} onClick={modifyCategory}>
+							Create
+						</button>
+					</CategorySelect>
+				</div>
+
+				<div className="update-image">
+					<b>Image</b>
+					<div className="form-field file">
+						<label className="file-input button" htmlFor="image">
+							Browse
+						</label>
+						{imageInfo}
+						<input
+							className="hidden"
+							type="file"
+							id="image"
+							name="Image"
+							accept="image/png,image/gif"
+							onChange={onFileChange}
+						/>
+					</div>
+
+					<button onClick={modifyImage} disabled={image == undefined}>Replace image</button>
+
+					<FakeToot>
+						Look at this new custom emoji <img
+							className="emoji"
+							src={imageURL ?? emoji.url}
+							title={`:${emoji.shortcode}:`}
+							alt={emoji.shortcode}
+						/> isn&apos;t it cool?
+					</FakeToot>
+				</div>
+			</div>
+		</>
+	);
+}
+
+function DeleteButton({id}) {
+	// TODO: confirmation dialog?
+	const [deleteEmoji, deleteResult] = query.useDeleteEmojiMutation();
+
+	let text = "Delete";
+	if (deleteResult.isLoading) {
+		text = "Deleting...";
+	}
+
+	if (deleteResult.isSuccess) {
+		return <Redirect to={base}/>;
+	}
+
+	return (
+		<button className="danger" onClick={() => deleteEmoji(id)} disabled={deleteResult.isLoading}>{text}</button>
+	);
+}

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

@@ -0,0 +1,40 @@
+/*
+	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 {Switch, Route} = require("wouter");
+
+const EmojiOverview = require("./overview");
+const EmojiDetail = require("./detail");
+
+const base = "/settings/custom-emoji/local";
+
+module.exports = function CustomEmoji() {
+	return (
+		<>
+			<Switch>
+				<Route path={`${base}/:emojiId`}>
+					<EmojiDetail />
+				</Route>
+				<EmojiOverview />
+			</Switch>
+		</>
+	);
+};

web/source/settings/admin/emoji/local/new-emoji.js

@@ -0,0 +1,168 @@
+/*
+	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 Promise = require('bluebird');
+const React = require("react");
+
+const FakeToot = require("../../../components/fake-toot");
+const MutateButton = require("../../../components/mutation-button");
+
+const {
+	useTextInput,
+	useFileInput,
+	useComboBoxInput
+} = require("../../../components/form");
+
+const query = require("../../../lib/query");
+const { CategorySelect } = require('../category-select');
+
+const shortcodeRegex = /^[a-z0-9_]+$/;
+
+module.exports = function NewEmojiForm({ emoji }) {
+	const emojiCodes = React.useMemo(() => {
+		return new Set(emoji.map((e) => e.shortcode));
+	}, [emoji]);
+
+	const [addEmoji, result] = query.useAddEmojiMutation();
+
+	const [onFileChange, resetFile, { image, imageURL, imageInfo }] = useFileInput("image", {
+		withPreview: true,
+		maxSize: 50 * 1024
+	});
+
+	const [onShortcodeChange, resetShortcode, { shortcode, setShortcode, shortcodeRef }] = useTextInput("shortcode", {
+		validator: function validateShortcode(code) {
+			// technically invalid, but hacky fix to prevent validation error on page load
+			if (shortcode == "") {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 (code.toLowerCase() != code) {
+				return "Shortcode must be lowercase";
+			}
+
+			if (!shortcodeRegex.test(code)) {
+				return "Shortcode must only contain lowercase letters, numbers, and underscores";
+			}
+
+			return "";
+		}
+	});
+
+	const [categoryState, resetCategory, { category }] = useComboBoxInput("category");
+
+	React.useEffect(() => {
+		if (shortcode.length == 0) {
+			if (image != undefined) {
+				let [name, _ext] = image.name.split(".");
+				setShortcode(name);
+			}
+		}
+		// we explicitly don't want to add 'shortcode' as a dependency here
+		// because we only want this to update to the filename if the field is empty
+		// at the moment the file is selected, not some time after when the field is emptied
+		// eslint-disable-next-line react-hooks/exhaustive-deps
+	}, [image]);
+
+	function uploadEmoji(e) {
+		if (e) {
+			e.preventDefault();
+		}
+
+		Promise.try(() => {
+			return addEmoji({
+				image,
+				shortcode,
+				category
+			}).unwrap();
+		}).then(() => {
+			resetFile();
+			resetShortcode();
+			resetCategory();
+		}).catch((e) => {
+			console.error("Emoji upload error:", e);
+		});
+	}
+
+	let emojiOrShortcode = `:${shortcode}:`;
+
+	if (imageURL != undefined) {
+		emojiOrShortcode = <img
+			className="emoji"
+			src={imageURL}
+			title={`:${shortcode}:`}
+			alt={shortcode}
+		/>;
+	}
+
+	return (
+		<div>
+			<h2>Add new custom emoji</h2>
+
+			<FakeToot>
+				Look at this new custom emoji {emojiOrShortcode} isn&apos;t it cool?
+			</FakeToot>
+
+			<form onSubmit={uploadEmoji} className="form-flex">
+				<div className="form-field file">
+					<label className="file-input button" htmlFor="image">
+						Browse
+					</label>
+					{imageInfo}
+					<input
+						className="hidden"
+						type="file"
+						id="image"
+						name="Image"
+						accept="image/png,image/gif"
+						onChange={onFileChange}
+					/>
+				</div>
+
+				<div className="form-field text">
+					<label htmlFor="shortcode">
+						Shortcode, must be unique among the instance's local emoji
+					</label>
+					<input
+						type="text"
+						id="shortcode"
+						name="Shortcode"
+						ref={shortcodeRef}
+						onChange={onShortcodeChange}
+						value={shortcode}
+					/>
+				</div>
+
+				<CategorySelect
+					value={category}
+					categoryState={categoryState}
+				/>
+
+				<MutateButton text="Upload emoji" result={result} />
+			</form>
+		</div>
+	);
+};

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>
+	);
+}