TelegramPWA/src/components/middle/ContactGreeting.tsx
2024-02-06 16:54:37 +01:00

116 lines
3.2 KiB
TypeScript

import type { FC } from '../../lib/teact/teact';
import React, { memo, useEffect, useRef } from '../../lib/teact/teact';
import { getActions, withGlobal } from '../../global';
import type { ApiSticker, ApiUpdateConnectionStateType } from '../../api/types';
import type { MessageList } from '../../global/types';
import { getPeerIdDividend } from '../../global/helpers';
import { selectChat, selectChatLastMessage, selectCurrentMessageList } from '../../global/selectors';
import useLang from '../../hooks/useLang';
import useLastCallback from '../../hooks/useLastCallback';
import StickerView from '../common/StickerView';
import './ContactGreeting.scss';
type OwnProps = {
userId: string;
};
type StateProps = {
sticker?: ApiSticker;
lastUnreadMessageId?: number;
connectionState?: ApiUpdateConnectionStateType;
currentMessageList?: MessageList;
};
const ContactGreeting: FC<OwnProps & StateProps> = ({
sticker,
connectionState,
lastUnreadMessageId,
currentMessageList,
}) => {
const {
loadGreetingStickers,
sendMessage,
markMessageListRead,
} = getActions();
const lang = useLang();
// eslint-disable-next-line no-null/no-null
const containerRef = useRef<HTMLDivElement>(null);
useEffect(() => {
if (sticker || connectionState !== 'connectionStateReady') {
return;
}
loadGreetingStickers();
}, [connectionState, loadGreetingStickers, sticker]);
useEffect(() => {
if (connectionState === 'connectionStateReady' && lastUnreadMessageId) {
markMessageListRead({ maxId: lastUnreadMessageId });
}
}, [connectionState, markMessageListRead, lastUnreadMessageId]);
const handleStickerSelect = useLastCallback(() => {
if (!currentMessageList) {
return;
}
sendMessage({
sticker: {
...sticker!,
isPreloadedGlobally: true,
},
messageList: currentMessageList,
});
});
return (
<div className="ContactGreeting">
<div className="wrapper">
<p className="title" dir="auto">{lang('Conversation.EmptyPlaceholder')}</p>
<p className="description" dir="auto">{lang('Conversation.GreetingText')}</p>
<div ref={containerRef} className="sticker" onClick={handleStickerSelect}>
{sticker && (
<StickerView
containerRef={containerRef}
sticker={sticker}
size={160}
/>
)}
</div>
</div>
</div>
);
};
export default memo(withGlobal<OwnProps>(
(global, { userId }): StateProps => {
const { stickers } = global.stickers.greeting;
const dividend = getPeerIdDividend(userId) + getPeerIdDividend(global.currentUserId!);
const sticker = stickers?.length ? stickers[dividend % stickers.length] : undefined;
const chat = selectChat(global, userId);
if (!chat) {
return {};
}
const lastMessage = selectChatLastMessage(global, chat.id);
return {
sticker,
lastUnreadMessageId: lastMessage && lastMessage.id !== chat.lastReadInboxMessageId
? lastMessage.id
: undefined,
connectionState: global.connectionState,
currentMessageList: selectCurrentMessageList(global),
};
},
)(ContactGreeting));