return array with all pool ids that controller owns

contracts/terminus/TerminusFacet.sol

@@ -265,16 +265,23 @@ contract TerminusFacet is ERC1155WithTerminusStorage {
     {
         LibTerminus.TerminusStorage storage ts = LibTerminus.terminusStorage();
 
+        uint256 index = 0;
+        uint256[] memory poolIDs = new uint256[](ts.currentPoolID);
+        uint256 numControlledPools = 0;
         for (uint256 i = 0; i < ts.currentPoolID; i++) {
-            uint256 index = 0;
-            uint256[] memory poolIDs = new uint256[](ts.currentPoolID);
             address poolController = ts.poolController[i];
             if (poolController == controler) {
-                poolIDs[index] = i;
+                numControlledPools++;
+            }
+        }
+        uint256[] memory controlledPools = new uint256[](numControlledPools);
+        for (uint256 i = 0; i < ts.currentPoolID; i++) {
+            address poolController = ts.poolController[i];
+            if (poolController == controler) {
+                controlledPools[index] = i;
                 index++;
             }
-            index++;
-            return poolIDs[:index];
         }
+        return controlledPools;
     }
 }