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import { useLocalizedMoment } from 'calypso/components/localized-moment';
import {
phpToMomentDatetimeFormat,
phpToMomentMapping,
} from 'calypso/my-sites/site-settings/date-time-format/utils';
import { useSiteSettings } from '../../plugins-scheduled-updates/hooks/use-site-settings';
export function useDateTimeFormat( siteSlug?: string ) {
const moment = useLocalizedMoment();
const { getSiteSetting } = useSiteSettings( siteSlug );
// Returns the current datetime format based on the locale in PHP format
const getDateTimeFormatFromLocale = ( locale: string ) => {
const dateFormatter = new Intl.DateTimeFormat( locale, { dateStyle: 'long' } );
const timeFormatter = new Intl.DateTimeFormat( locale, { timeStyle: 'short' } );
const dateFormat = dateFormatter
.formatToParts( new Date() )
.map( ( part ) => {
switch ( part.type ) {
case 'day':
return 'd';
case 'month':
return 'M';
case 'year':
return 'Y';
default:
return part.value;
}
} )
.join( '' );
const timeFormat = timeFormatter
.formatToParts( new Date() )
.map( ( part ) => {
switch ( part.type ) {
case 'hour':
return 'H';
case 'minute':
return 'i';
case 'second':
return 's';
case 'dayPeriod':
return '';
default:
return part.value;
}
} )
.join( '' );
return {
dateFormat,
timeFormat,
};
};
const { dateFormat, timeFormat } = siteSlug
? {
dateFormat: getSiteSetting( 'date_format' ),
timeFormat: getSiteSetting( 'time_format' ),
}
: getDateTimeFormatFromLocale( moment.locale() );
const phpToMomentMap = phpToMomentMapping as {
[ key: string ]: string;
};
function convertPhpToMomentFormat( phpFormat: string ): string {
let momentFormat = '';
for ( let i = 0; i < phpFormat.length; i++ ) {
const char = phpFormat.charAt( i );
if ( phpToMomentMap[ char ] ) {
momentFormat += phpToMomentMap[ char ];
} else {
momentFormat += char;
}
}
return momentFormat;
}
// Prepare timestamp based on site settings
const prepareTime = ( unixTimestamp: number ) => {
const ts = unixTimestamp * 1000;
return phpToMomentDatetimeFormat( moment( ts ), timeFormat );
};
// Prepare timestamp based on site settings
const prepareDateTime = ( unixTimestamp: number, customPhpDateFormat?: string ) => {
const ts = unixTimestamp * 1000;
const format = `${ customPhpDateFormat || dateFormat } ${ timeFormat }`;
return phpToMomentDatetimeFormat( moment( ts ), format );
};
const isAmPmPhpTimeFormat = () => {
// Regular expression to check for AM/PM indicators
const ampmRegex = /(a|A)/;
return ampmRegex.test( timeFormat );
};
return {
dateFormat,
timeFormat,
prepareTime,
prepareDateTime,
isAmPmPhpTimeFormat,
convertPhpToMomentFormat,
};
}
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