TelegramPWA/src/components/middle/message/ReactionSelector.tsx
2023-06-12 11:47:13 +02:00

128 lines
4.3 KiB
TypeScript

import React, { memo, useMemo, useRef } from '../../../lib/teact/teact';
import type { FC } from '../../../lib/teact/teact';
import type {
ApiAvailableReaction, ApiChatReactions, ApiReaction, ApiReactionCount,
} from '../../../api/types';
import type { IAnchorPosition } from '../../../types';
import { createClassNameBuilder } from '../../../util/buildClassName';
import {
isSameReaction, canSendReaction, getReactionUniqueKey, sortReactions,
} from '../../../global/helpers';
import useLastCallback from '../../../hooks/useLastCallback';
import useLang from '../../../hooks/useLang';
import ReactionSelectorReaction from './ReactionSelectorReaction';
import Button from '../../ui/Button';
import './ReactionSelector.scss';
type OwnProps = {
enabledReactions?: ApiChatReactions;
onToggleReaction: (reaction: ApiReaction) => void;
isPrivate?: boolean;
topReactions?: ApiReaction[];
allAvailableReactions?: ApiAvailableReaction[];
currentReactions?: ApiReactionCount[];
maxUniqueReactions?: number;
isReady?: boolean;
canBuyPremium?: boolean;
isCurrentUserPremium?: boolean;
canPlayAnimatedEmojis?: boolean;
onShowMore: (position: IAnchorPosition) => void;
};
const cn = createClassNameBuilder('ReactionSelector');
const REACTIONS_AMOUNT = 6;
const ReactionSelector: FC<OwnProps> = ({
allAvailableReactions,
topReactions,
enabledReactions,
currentReactions,
maxUniqueReactions,
isPrivate,
isReady,
canPlayAnimatedEmojis,
onToggleReaction,
onShowMore,
}) => {
// eslint-disable-next-line no-null/no-null
const ref = useRef<HTMLDivElement>(null);
const lang = useLang();
const availableReactions = useMemo(() => {
const reactions = allAvailableReactions?.map((availableReaction) => {
if (availableReaction.isInactive) return undefined;
if (!isPrivate && (!enabledReactions || !canSendReaction(availableReaction.reaction, enabledReactions))) {
return undefined;
}
if (maxUniqueReactions && currentReactions && currentReactions.length >= maxUniqueReactions
&& !currentReactions.some(({ reaction }) => isSameReaction(reaction, availableReaction.reaction))) {
return undefined;
}
return availableReaction;
}).filter(Boolean) || [];
return sortReactions(reactions, topReactions);
}, [allAvailableReactions, currentReactions, enabledReactions, isPrivate, maxUniqueReactions, topReactions]);
const reactionsToRender = useMemo(() => {
return availableReactions.length === REACTIONS_AMOUNT + 1
? availableReactions
: availableReactions.slice(0, REACTIONS_AMOUNT);
}, [availableReactions]);
const withMoreButton = reactionsToRender.length < availableReactions.length;
const userReactionIndexes = useMemo(() => {
const chosenReactions = currentReactions?.filter(({ chosenOrder }) => chosenOrder !== undefined) || [];
return new Set(chosenReactions.map(({ reaction }) => (
reactionsToRender.findIndex((r) => r && isSameReaction(r.reaction, reaction))
)));
}, [currentReactions, reactionsToRender]);
const handleShowMoreClick = useLastCallback(() => {
const bound = ref.current?.getBoundingClientRect() || { x: 0, y: 0 };
onShowMore({
x: bound.x,
y: bound.y,
});
});
if (!reactionsToRender.length) return undefined;
return (
<div className={cn('&', lang.isRtl && 'isRtl')} ref={ref}>
<div className={cn('bubble-small', lang.isRtl && 'isRtl')} />
<div className={cn('items-wrapper')}>
<div className={cn('bubble-big', lang.isRtl && 'isRtl')} />
<div className={cn('items')} dir={lang.isRtl ? 'rtl' : undefined}>
{reactionsToRender.map((reaction, i) => (
<ReactionSelectorReaction
key={getReactionUniqueKey(reaction.reaction)}
isReady={isReady}
onToggleReaction={onToggleReaction}
reaction={reaction}
noAppearAnimation={!canPlayAnimatedEmojis}
chosen={userReactionIndexes.has(i)}
/>
))}
{withMoreButton && (
<Button
color="translucent"
className={cn('show-more')}
onClick={handleShowMoreClick}
>
<i className="icon icon-down" />
</Button>
)}
</div>
</div>
</div>
);
};
export default memo(ReactionSelector);