perf: improve performance of purpose restriction encoder

InteractiveAdvertisingBureau · Sep 26, 2023 · 0b2ef4e · 0b2ef4e
1 parent f994e78
commit 0b2ef4e
Showing 1 changed file with 7 additions and 5 deletions.
diff --git a/modules/core/src/encoder/field/PurposeRestrictionVectorEncoder.ts b/modules/core/src/encoder/field/PurposeRestrictionVectorEncoder.ts
@@ -14,15 +14,17 @@ export class PurposeRestrictionVectorEncoder {
     // if the vector is empty we'll just return a string with just the numRestricitons being 0
     if (!prVector.isEmpty()) {
 
-      const nextGvlVendor = (vendorId, lastVendorId): number => {
+      const gvlVendorIds = Array.from(prVector.gvl.vendorIds);
 
-        for (let nextId = vendorId + 1; nextId <= lastVendorId; nextId++) {
+      const nextGvlVendor = (vendorId, lastVendorId): number => {
 
-          if (prVector.gvl.vendorIds.has(nextId)) {
+        const firstIndex = gvlVendorIds.indexOf(vendorId);
+        const lastIndex = gvlVendorIds.indexOf(lastVendorId);
 
-            return nextId;
+        if (lastIndex - firstIndex > 0) {
 
-          }
+          const nextIndex = gvlVendorIds.indexOf(vendorId + 1);
+          return gvlVendorIds[nextIndex];
 
         }