Tighten cloneCustomUnitWithNewIDs comment

Author: wildan-m

src/libs/PolicyUtils.ts

@@ -316,14 +316,10 @@ function getDefaultDistanceRate(rates: Record<string, Rate> | undefined): Rate |
 
 function cloneCustomUnitWithNewIDs(unit: CustomUnit, newCustomUnitID: string, newDefaultRateID?: string): CustomUnit {
     if (newDefaultRateID) {
-        // The server-side DUPLICATE_POLICY assigns newDefaultRateID to the source's default rate
-        // and preserves the source's rate IDs for non-default rates in the duplicated workspace.
-        // Mirror that here: rebind the default to newDefaultRateID, and keep non-default rates with
-        // their source IDs so they remain visible offline and merge cleanly with the server response
-        // (same keys, no optimistic-vs-server duplicates). Iteration order is preserved from the
-        // source (default's key swapped in place) so getDefaultMileageRate's stable sort still picks
-        // the original default when other rates have a missing index (which would otherwise tie at
-        // CONST.DEFAULT_NUMBER_ID).
+        // Mirror DUPLICATE_POLICY: rebind the source default to newDefaultRateID, keep other rates
+        // under their source IDs (the server preserves them). Preserve source iteration order so
+        // getDefaultMileageRate's stable sort still picks the original default when rates tie on
+        // index (e.g. a rate with no index falls back to CONST.DEFAULT_NUMBER_ID).
         const defaultRate = getDefaultDistanceRate(unit.rates);
         const rates: Record<string, Rate> = {};
         for (const rate of Object.values(unit.rates)) {