WEB-185 Made on date and checked on date should show full datetime with timezone information or explicitly convert the epoch time to UTC!

src/app/pipes/datetime-format.pipe.ts

@@ -1,25 +1,32 @@
 import { Pipe, PipeTransform } from '@angular/core';
-import { SettingsService } from 'app/settings/settings.service';
-import moment from 'moment';
+import moment, { Moment } from 'moment';
 
-@Pipe({ name: 'datetimeFormat' })
+@Pipe({ name: 'datetimeFormat', standalone: true })
 export class DatetimeFormatPipe implements PipeTransform {
-  constructor(private settingsService: SettingsService) {}
-
-  transform(value: any, datetimeFormat?: string): any {
-    const defaultDateFormat = this.settingsService.dateFormat.replace('dd', 'DD');
-    if (typeof value === 'undefined') {
-      return '';
-    }
-    let dateVal;
-    if (value instanceof Array) {
-      dateVal = moment(value.join('-'), 'YYYY-MM-DD HH:mm:ss');
+  transform(value: unknown, datetimeFormat?: string): string {
+    if (value == null || value === '') return '';
+    let dateVal: Moment;
+    if (Array.isArray(value)) {
+      const [
+        y,
+        m,
+        d,
+        hh,
+        mm,
+        ss
+      ] = value as number[];
+      if (hh != null) {
+        dateVal = moment({ year: y, month: (m ?? 1) - 1, date: d, hour: hh, minute: mm ?? 0, second: ss ?? 0 });
+      } else {
+        dateVal = moment({ year: y, month: (m ?? 1) - 1, date: d });
+      }
+    } else if (typeof value === 'number' && value < 1e12) {
+      // epoch seconds
+      dateVal = moment.unix(value);
     } else {
-      dateVal = moment(value);
+      dateVal = moment(value as any);
     }
-    if (datetimeFormat == null) {
-      return dateVal.format(defaultDateFormat + ' HH:mm:ss');
-    }
-    return dateVal.format(datetimeFormat);
+    const fmt = datetimeFormat ?? 'YYYY-MM-DDTHH:mm:ssZ';
+    return dateVal.format(fmt);
   }
 }