Merge remote-tracking branch 'origin/v3.4' into dev

interface/src/utils/time.ts

@@ -0,0 +1,40 @@
+import parseMilliseconds from 'parse-ms';
+
+const LOCALE_FORMAT = new Intl.DateTimeFormat([...window.navigator.languages], {
+  day: 'numeric',
+  month: 'short',
+  year: 'numeric',
+  hour: 'numeric',
+  minute: 'numeric',
+  second: 'numeric',
+  hour12: false
+});
+
+export const formatDateTime = (dateTime: string) => {
+  return LOCALE_FORMAT.format(new Date(dateTime.substr(0, 19)));
+};
+
+export const formatLocalDateTime = (date: Date) => {
+  return new Date(date.getTime() - date.getTimezoneOffset() * 60000).toISOString().slice(0, -1).substr(0, 19);
+};
+
+export const formatDuration = (duration: number) => {
+  const { days, hours, minutes, seconds } = parseMilliseconds(duration * 1000);
+  var formatted = '';
+  if (days) {
+    formatted += pluralize(days, 'day');
+  }
+  if (formatted || hours) {
+    formatted += pluralize(hours, 'hour');
+  }
+  if (formatted || minutes) {
+    formatted += pluralize(minutes, 'minute');
+  }
+  if (formatted || seconds) {
+    formatted += pluralize(seconds, 'second');
+  }
+  return formatted;
+};
+
+const pluralize = (count: number, noun: string, suffix: string = 's') =>
+  ` ${count} ${noun}${count !== 1 ? suffix : ''} `;