110 lines
2.8 KiB
JavaScript
110 lines
2.8 KiB
JavaScript
import React from 'react';
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import PropTypes from 'prop-types';
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import { defineMessages, injectIntl } from 'react-intl';
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import injectWbResizeEvent from '/imports/ui/components/presentation/resize-wrapper/component';
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import { styles } from './styles.scss';
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const intlMessages = defineMessages({
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noLocaleSelected: {
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id: 'app.submenu.closedCaptions.noLocaleSelected',
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description: 'label for selected language for closed captions',
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},
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});
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class ClosedCaptions extends React.PureComponent {
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constructor(props) {
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super(props);
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this.shouldScrollBottom = false;
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}
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componentWillUpdate() {
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const node = this.refCCScrollArea;
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// number 4 is for the border
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// offset height includes the border, but scrollheight doesn't
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this.shouldScrollBottom = (node.scrollTop + node.offsetHeight) - 4 === node.scrollHeight;
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}
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componentDidUpdate() {
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if (this.shouldScrollBottom) {
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this.refCCScrollArea.scrollTop = this.refCCScrollArea.scrollHeight;
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}
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}
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renderCaptions(caption) {
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const { fontFamily, fontSize, fontColor } = this.props;
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const text = caption.captions;
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const captionStyles = {
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whiteSpace: 'pre-wrap',
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wordWrap: 'break-word',
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fontFamily,
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fontSize,
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color: fontColor,
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};
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return (
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<span
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style={captionStyles}
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dangerouslySetInnerHTML={{ __html: text }}
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key={caption.index}
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/>
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);
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}
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render() {
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const {
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locale,
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captions,
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backgroundColor,
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intl,
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} = this.props;
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return (
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<div disabled className={styles.ccbox}>
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<div className={styles.title}>
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<p>
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{ locale || intl.formatMessage(intlMessages.noLocaleSelected) }
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</p>
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</div>
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<div
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ref={(ref) => { this.refCCScrollArea = ref; }}
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className={styles.frame}
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style={{ background: backgroundColor }}
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>
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{captions[locale] ? captions[locale].captions.map(caption => (
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this.renderCaptions(caption)
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)) : null }
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</div>
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</div>
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);
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}
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}
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export default injectIntl(injectWbResizeEvent(ClosedCaptions));
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ClosedCaptions.propTypes = {
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backgroundColor: PropTypes.string.isRequired,
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captions: PropTypes.arrayOf(
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PropTypes.shape({
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ownerId: PropTypes.string.isRequired,
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captions: PropTypes.arrayOf(
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PropTypes.shape({
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captions: PropTypes.string.isRequired,
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}).isRequired,
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).isRequired,
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}).isRequired,
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).isRequired,
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locale: PropTypes.string,
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fontColor: PropTypes.string.isRequired,
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fontSize: PropTypes.string.isRequired,
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fontFamily: PropTypes.string.isRequired,
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intl: PropTypes.shape({
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formatMessage: PropTypes.func.isRequired,
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}).isRequired,
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};
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ClosedCaptions.defaultProps = {
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locale: undefined,
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};
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