cinny/src/app/organisms/emoji-board/EmojiBoard.jsx

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/* eslint-disable jsx-a11y/no-static-element-interactions */
/* eslint-disable jsx-a11y/click-events-have-key-events */
import React, { useState, useEffect, useRef } from 'react';
import PropTypes from 'prop-types';
import './EmojiBoard.scss';
import EventEmitter from 'events';
import parse from 'html-react-parser';
import twemoji from 'twemoji';
import { emojiGroups, searchEmoji } from './emoji';
import Text from '../../atoms/text/Text';
import RawIcon from '../../atoms/system-icons/RawIcon';
import IconButton from '../../atoms/button/IconButton';
import Input from '../../atoms/input/Input';
import ScrollView from '../../atoms/scroll/ScrollView';
import SearchIC from '../../../../public/res/ic/outlined/search.svg';
import EmojiIC from '../../../../public/res/ic/outlined/emoji.svg';
import DogIC from '../../../../public/res/ic/outlined/dog.svg';
import CupIC from '../../../../public/res/ic/outlined/cup.svg';
import BallIC from '../../../../public/res/ic/outlined/ball.svg';
import PhotoIC from '../../../../public/res/ic/outlined/photo.svg';
import BulbIC from '../../../../public/res/ic/outlined/bulb.svg';
import PeaceIC from '../../../../public/res/ic/outlined/peace.svg';
import FlagIC from '../../../../public/res/ic/outlined/flag.svg';
const viewEvent = new EventEmitter();
function EmojiGroup({ name, emojis }) {
function getEmojiBoard() {
const ROW_EMOJIS_COUNT = 7;
const emojiRows = [];
const totalEmojis = emojis.length;
for (let r = 0; r < totalEmojis; r += ROW_EMOJIS_COUNT) {
const emojiRow = [];
for (let c = r; c < r + ROW_EMOJIS_COUNT; c += 1) {
const emojiIndex = r + c;
if (emojiIndex >= totalEmojis) break;
const emoji = emojis[emojiIndex];
emojiRow.push(
<span key={emojiIndex}>
{
parse(twemoji.parse(
emoji.unicode,
{
attributes: () => ({
unicode: emoji.unicode,
shortcodes: emoji.shortcodes?.toString(),
}),
},
))
}
</span>,
);
}
emojiRows.push(<div key={r} className="emoji-row">{emojiRow}</div>);
}
return emojiRows;
}
return (
<div className="emoji-group">
<Text className="emoji-group__header" variant="b2">{name}</Text>
<div className="emoji-set">{getEmojiBoard()}</div>
</div>
);
}
EmojiGroup.propTypes = {
name: PropTypes.string.isRequired,
emojis: PropTypes.arrayOf(PropTypes.shape({
length: PropTypes.number,
unicode: PropTypes.string,
shortcodes: PropTypes.oneOfType([
PropTypes.string,
PropTypes.arrayOf(PropTypes.string),
]),
})).isRequired,
};
function SearchedEmoji() {
const [searchedEmojis, setSearchedEmojis] = useState([]);
function handleSearchEmoji(term) {
if (term.trim() === '') {
setSearchedEmojis([]);
return;
}
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setSearchedEmojis(searchEmoji(term).map((finding) => finding.item));
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}
useEffect(() => {
viewEvent.on('search-emoji', handleSearchEmoji);
return () => {
viewEvent.removeListener('search-emoji', handleSearchEmoji);
};
}, []);
return searchedEmojis.length !== 0 && <EmojiGroup key="-1" name="Search results" emojis={searchedEmojis} />;
}
function EmojiBoard({ onSelect }) {
const searchRef = useRef(null);
const scrollEmojisRef = useRef(null);
function isTargetNotEmoji(target) {
return target.classList.contains('emoji') === false;
}
function getEmojiDataFromTarget(target) {
const unicode = target.getAttribute('unicode');
let shortcodes = target.getAttribute('shortcodes');
if (typeof shortcodes === 'undefined') shortcodes = undefined;
else shortcodes = shortcodes.split(',');
return { unicode, shortcodes };
}
function selectEmoji(e) {
if (isTargetNotEmoji(e.target)) return;
const emoji = e.target;
onSelect(getEmojiDataFromTarget(emoji));
}
function hoverEmoji(e) {
if (isTargetNotEmoji(e.target)) return;
const emoji = e.target;
const { shortcodes } = getEmojiDataFromTarget(emoji);
if (typeof shortcodes === 'undefined') {
searchRef.current.placeholder = 'Search';
return;
}
if (searchRef.current.placeholder === shortcodes[0]) return;
searchRef.current.setAttribute('placeholder', `:${shortcodes[0]}:`);
}
function handleSearchChange(e) {
const term = e.target.value;
setTimeout(() => {
if (e.target.value !== term) return;
viewEvent.emit('search-emoji', term);
scrollEmojisRef.current.scrollTop = 0;
}, 500);
}
function openGroup(groupOrder) {
let tabIndex = groupOrder;
const $emojiContent = scrollEmojisRef.current.firstElementChild;
const groupCount = $emojiContent.childElementCount;
if (groupCount > emojiGroups.length) tabIndex += groupCount - emojiGroups.length;
$emojiContent.children[tabIndex].scrollIntoView();
}
return (
<div id="emoji-board" className="emoji-board">
<div className="emoji-board__content">
<div className="emoji-board__emojis">
<ScrollView ref={scrollEmojisRef} autoHide>
<div onMouseMove={hoverEmoji} onClick={selectEmoji}>
<SearchedEmoji />
{
emojiGroups.map((group) => (
<EmojiGroup key={group.name} name={group.name} emojis={group.emojis} />
))
}
</div>
</ScrollView>
</div>
<div className="emoji-board__search">
<RawIcon size="small" src={SearchIC} />
<Input onChange={handleSearchChange} forwardRef={searchRef} placeholder="Search" />
</div>
</div>
<div className="emoji-board__nav">
<IconButton onClick={() => openGroup(0)} src={EmojiIC} tooltip="Smileys" tooltipPlacement="right" />
<IconButton onClick={() => openGroup(1)} src={DogIC} tooltip="Animals" tooltipPlacement="right" />
<IconButton onClick={() => openGroup(2)} src={CupIC} tooltip="Food" tooltipPlacement="right" />
<IconButton onClick={() => openGroup(3)} src={BallIC} tooltip="Activity" tooltipPlacement="right" />
<IconButton onClick={() => openGroup(4)} src={PhotoIC} tooltip="Travel" tooltipPlacement="right" />
<IconButton onClick={() => openGroup(5)} src={BulbIC} tooltip="Objects" tooltipPlacement="right" />
<IconButton onClick={() => openGroup(6)} src={PeaceIC} tooltip="Symbols" tooltipPlacement="right" />
<IconButton onClick={() => openGroup(7)} src={FlagIC} tooltip="Flags" tooltipPlacement="right" />
</div>
</div>
);
}
EmojiBoard.propTypes = {
onSelect: PropTypes.func.isRequired,
};
export default EmojiBoard;