add permission role

utils/datetime.ts

@@ -0,0 +1,31 @@
+type DateInput = Date | string | number | null | undefined;
+
+const pad2 = (value: number) => String(value).padStart(2, '0');
+
+const toDate = (input: DateInput): Date | null => {
+  if (input == null) return null;
+
+  if (input instanceof Date) {
+    return Number.isNaN(input.getTime()) ? null : input;
+  }
+
+  const date = new Date(input);
+  return Number.isNaN(date.getTime()) ? null : date;
+};
+
+/**
+ * Format datetime to `d-m-Y H:i` (e.g. `07-04-2026 14:05`).
+ * Uses local time.
+ */
+export const formatDateTime = (input: DateInput, fallback = '-') => {
+  const date = toDate(input);
+  if (!date) return fallback;
+
+  const day = pad2(date.getDate());
+  const month = pad2(date.getMonth() + 1);
+  const year = String(date.getFullYear());
+  const hours = pad2(date.getHours());
+  const minutes = pad2(date.getMinutes());
+
+  return `${day}-${month}-${year} ${hours}:${minutes}`;
+};