first commit

calcom/packages/lib/intervalLimit.ts

@@ -0,0 +1,12 @@
+import type { IntervalLimit, IntervalLimitUnit } from "@calcom/types/Calendar";
+
+export const ascendingLimitKeys: (keyof IntervalLimit)[] = ["PER_DAY", "PER_WEEK", "PER_MONTH", "PER_YEAR"];
+
+export const descendingLimitKeys = [...ascendingLimitKeys].reverse();
+
+/**
+ * Turns `PER_DAY` into `day`, `PER_WEEK` into `week` etc.
+ */
+export function intervalLimitKeyToUnit(key: keyof IntervalLimit) {
+  return key.split("_")[1].toLowerCase() as IntervalLimitUnit;
+}