https://solar.openmonitor.org/lab/app/bg_selection_policy.mjs

1import { BG_WIDGET_IDS } from './bg_window_policy.mjs';
2
3function parseDate(value) {
4  const date = new Date(value);
5  return Number.isFinite(date.getTime()) ? date : null;
6}
7
8export function createPendingBgSelection(widgetId, b0ISO, b1ISO) {
9  const scopedWidget = widgetId || null;
10  if (scopedWidget && !BG_WIDGET_IDS.includes(scopedWidget)) return null;
11  const start = parseDate(b0ISO);
12  const end = parseDate(b1ISO);
13  if (!start || !end || end <= start) return null;
14  return {
15    widgetId: scopedWidget,
16    b0ISO: start.toISOString(),
17    b1ISO: end.toISOString(),
18  };
19}
20
21export function pendingBgScope(pending) {
22  return pending?.widgetId ? 'widget' : 'shared';
23}