85 lines
2.5 KiB
TypeScript
85 lines
2.5 KiB
TypeScript
import React, { memo, useMemo, useRef } from '../../lib/teact/teact';
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import type { ApiMessage } from '../../api/types';
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import type { ObserveFn } from '../../hooks/useIntersectionObserver';
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import { ApiMessageEntityTypes } from '../../api/types';
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import trimText from '../../util/trimText';
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import { getMessageText } from '../../global/helpers';
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import { renderTextWithEntities } from './helpers/renderTextWithEntities';
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interface OwnProps {
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message: ApiMessage;
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emojiSize?: number;
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highlight?: string;
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isSimple?: boolean;
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truncateLength?: number;
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isProtected?: boolean;
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observeIntersectionForLoading?: ObserveFn;
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observeIntersectionForPlaying?: ObserveFn;
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withTranslucentThumbs?: boolean;
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shouldRenderAsHtml?: boolean;
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}
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const MIN_CUSTOM_EMOJIS_FOR_SHARED_CANVAS = 3;
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function MessageText({
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message,
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emojiSize,
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highlight,
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isSimple,
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truncateLength,
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isProtected,
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observeIntersectionForLoading,
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observeIntersectionForPlaying,
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withTranslucentThumbs,
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shouldRenderAsHtml,
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}: OwnProps) {
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// eslint-disable-next-line no-null/no-null
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const sharedCanvasRef = useRef<HTMLCanvasElement>(null);
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// eslint-disable-next-line no-null/no-null
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const sharedCanvasHqRef = useRef<HTMLCanvasElement>(null);
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const { text, entities } = message.content.text || {};
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const withSharedCanvas = useMemo(() => {
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const hasSpoilers = entities?.some((e) => e.type === ApiMessageEntityTypes.Spoiler);
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if (hasSpoilers) {
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return false;
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}
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const customEmojisCount = entities?.filter((e) => e.type === ApiMessageEntityTypes.CustomEmoji).length || 0;
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return customEmojisCount >= MIN_CUSTOM_EMOJIS_FOR_SHARED_CANVAS;
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}, [entities]) || 0;
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if (!text) {
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const contentNotSupportedText = getMessageText(message);
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return contentNotSupportedText ? [trimText(contentNotSupportedText, truncateLength)] : undefined as any;
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}
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return (
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<>
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{[
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withSharedCanvas && <canvas ref={sharedCanvasRef} className="shared-canvas" />,
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withSharedCanvas && <canvas ref={sharedCanvasHqRef} className="shared-canvas" />,
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renderTextWithEntities(
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trimText(text!, truncateLength),
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entities,
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highlight,
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emojiSize,
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shouldRenderAsHtml,
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message.id,
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isSimple,
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isProtected,
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observeIntersectionForLoading,
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observeIntersectionForPlaying,
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withTranslucentThumbs,
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sharedCanvasRef,
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sharedCanvasHqRef,
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),
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].flat().filter(Boolean)}
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</>
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);
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}
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export default memo(MessageText);
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