HP-2250/Fixed convert unit in progressive price

hiqdev · Dec 31, 2024 · ece2df7 · ece2df7
1 parent cfc107c
commit ece2df7
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/src/price/ProgressivePrice.php b/src/price/ProgressivePrice.php
@@ -49,10 +49,10 @@ public function getThresholds(): ProgressivePriceThresholdList
      */
     public function calculateUsage(QuantityInterface $quantity): ?QuantityInterface
     {
-        $usage = $quantity->subtract($this->prepaid);
+        $usage = $quantity->convert($this->prepaid->getUnit())->subtract($this->prepaid);
 
         if ($usage->isPositive()) {
-            return $quantity;
+            return $usage;
         }
 
         return Quantity::create($this->prepaid->getUnit()->getName(), 0);