gitlab-org--gitlab-foss/app/assets/javascripts/monitoring/format_date.js

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import dateFormat from 'dateformat';
export const timezones = {
/**
* Renders a date with a local timezone
*/
LOCAL: 'LOCAL',
/**
* Renders at date with UTC
*/
UTC: 'UTC',
};
export const formats = {
shortTime: 'h:MM TT',
shortDateTime: 'm/d h:MM TT',
default: 'dd mmm yyyy, h:MMTT (Z)',
};
/**
* Formats a date for a metric dashboard or chart.
*
* Convenience wrapper of dateFormat with default formats
* and settings.
*
* dateFormat has some limitations and we could use `toLocaleString` instead
* See: https://gitlab.com/gitlab-org/gitlab/-/issues/219246
*
* @param {Date|String|Number} date
* @param {Object} options - Formatting options
* @param {string} options.format - Format or mask from `formats`.
* @param {string} options.timezone - Timezone abbreviation.
* Accepts "LOCAL" for the client local timezone.
*/
export const formatDate = (date, options = {}) => {
const { format = formats.default, timezone = timezones.LOCAL } = options;
const useUTC = timezone === timezones.UTC;
return dateFormat(date, format, useUTC);
};