69 lines
1.9 KiB
TypeScript
69 lines
1.9 KiB
TypeScript
import React, { FC, useEffect, useState } from '../../lib/teact/teact';
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import { throttle } from '../../util/schedulers';
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import { TextPart } from '../common/helpers/renderMessageText';
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import buildClassName from '../../util/buildClassName';
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import { REM } from '../common/helpers/mediaDimensions';
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import { IS_SINGLE_COLUMN_LAYOUT } from '../../util/environment';
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import './MediaViewerFooter.scss';
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const RESIZE_THROTTLE_MS = 500;
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type OwnProps = {
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text: TextPart | TextPart[];
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onClick: () => void;
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isHidden?: boolean;
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isForVideo: boolean;
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};
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const MediaViewerFooter: FC<OwnProps> = ({
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text = '', isHidden, isForVideo, onClick,
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}) => {
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const [isMultiline, setIsMultiline] = useState(false);
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useEffect(() => {
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const footerContent = document.querySelector('.MediaViewerFooter .media-text') as HTMLDivElement | null;
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const checkIsMultiline = () => {
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const height = footerContent ? footerContent.clientHeight : 0;
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setIsMultiline(height > REM * 2);
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};
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// First run for initial detection of multiline footer text
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checkIsMultiline();
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const handleResize = throttle(checkIsMultiline, RESIZE_THROTTLE_MS, true);
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window.addEventListener('resize', handleResize, false);
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return () => {
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window.removeEventListener('resize', handleResize, false);
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};
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}, []);
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function stopEvent(e: React.MouseEvent<HTMLDivElement, MouseEvent>) {
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if (text) {
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e.stopPropagation();
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}
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}
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const classNames = buildClassName(
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'MediaViewerFooter',
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isForVideo && 'is-for-video',
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isHidden && 'is-hidden',
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);
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return (
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<div className={classNames} onClick={stopEvent}>
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{text && (
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<div className="media-viewer-footer-content" onClick={!IS_SINGLE_COLUMN_LAYOUT ? onClick : undefined}>
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<p className={`media-text custom-scroll ${isMultiline ? 'multiline' : ''}`} dir="auto">{text}</p>
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</div>
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)}
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</div>
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);
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};
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export default MediaViewerFooter;
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