feat: recent activity card on Home and Retention card on Settings

web/src/lib/activityRetention.ts

@@ -0,0 +1,62 @@
+import { t } from '@/i18n'
+import type { WorkspaceSettings } from '@/composables/useSettings'
+import { localDayTime } from '@/lib/activityTime'
+
+export const FOREVER_DAYS = 0
+export const SAVED_VISIBLE_MS = 2000
+
+const RANKED_PERIODS = [30, 90, 365, FOREVER_DAYS]
+
+export function retentionOptions() {
+	return RANKED_PERIODS.map((value) => ({ value, label: periodLabel(value) }))
+}
+
+export function periodLabel(days: number) {
+	switch (days) {
+		case 30:
+			return t('30 days')
+		case 90:
+			return t('90 days')
+		case 365:
+			return t('365 days')
+		default:
+			return t('Forever')
+	}
+}
+
+export function periodRank(days: number) {
+	return RANKED_PERIODS.indexOf(days)
+}
+
+export function isShorter(candidate: number, saved: number) {
+	return periodRank(candidate) < periodRank(saved)
+}
+
+export function helperCopy(days: number) {
+	return days === FOREVER_DAYS
+		? t('Nothing is removed automatically. The log grows over time.')
+		: t('Older events are removed automatically.')
+}
+
+export function lastCleanupLine(settings: WorkspaceSettings) {
+	if (!settings.activity_last_cleanup_at) {
+		return t('Never')
+	}
+	const removed = settings.activity_last_cleanup_removed
+	const count = t(removed === 1 ? '{0} event removed' : '{0} events removed', [removed])
+	return `${localDayTime(settings.activity_last_cleanup_at)} · ${count}`
+}
+
+export function nextCleanupLine(settings: WorkspaceSettings) {
+	return settings.activity_next_cleanup_at
+		? localDayTime(settings.activity_next_cleanup_at)
+		: t('Not scheduled')
+}
+
+export function shorteningDescription(settings: WorkspaceSettings) {
+	return settings.activity_next_cleanup_at
+		? t("This happens at the next cleanup on {0}. It can't be undone.", [
+				localDayTime(settings.activity_next_cleanup_at),
+			])
+		: t("Older events will be removed at the next cleanup. It can't be undone.")
+}