Audit fixes: VIP self-grant, draft leak, onboarding flag, hero personalization, gated downloads

web/src/lib/format.ts

@@ -0,0 +1,29 @@
+/* Western digits everywhere for consistency with reading times, prices and code. */
+const dateFormat = new Intl.DateTimeFormat('ar-u-nu-latn', { day: 'numeric', month: 'long', year: 'numeric' })
+const numberFormat = new Intl.NumberFormat('en-US')
+
+export function formatDate(value: string | Date | null | undefined): string {
+  if (!value) return ''
+  const date = value instanceof Date ? value : new Date(value)
+  return Number.isNaN(date.getTime()) ? '' : dateFormat.format(date)
+}
+
+export const formatNumber = (value: number | null | undefined) => numberFormat.format(value ?? 0)
+
+/* Single source for the displayed membership price. */
+export const MEMBERSHIP_PRICE = '$10'
+
+/* Arabic count agreement for «دليل»: 1 دليل، 2 دليلان، 3–10 أدلة، 11+ دليلاً. */
+export function guidesLabel(n: number): string {
+  if (n === 0) return 'لا أدلة'
+  if (n === 1) return 'دليل واحد'
+  if (n === 2) return 'دليلان'
+  return `${formatNumber(n)} ${n <= 10 ? 'أدلة' : 'دليلاً'}`
+}
+
+export function minutesLabel(n: number | null | undefined): string {
+  const value = n ?? 0
+  if (value === 1) return 'دقيقة واحدة'
+  if (value === 2) return 'دقيقتان'
+  return `${formatNumber(value)} ${value % 100 >= 3 && value % 100 <= 10 ? 'دقائق' : 'دقيقة'}`
+}