ACP2E-3403: Cart Price Rules Miscalculating Discount

Author: aplapana

app/code/Magento/Quote/Model/Quote/Item/AbstractItem.php

@@ -18,7 +18,6 @@
  *  - custom_price - new price that can be declared by user and recalculated during calculation process
  *  - original_custom_price - original defined value of custom price without any conversion
  *
- * @api
  * @method float getDiscountAmount()
  * @method \Magento\Quote\Model\Quote\Item\AbstractItem setDiscountAmount(float $amount)
  * @method float getBaseDiscountAmount()
@@ -255,7 +254,7 @@ public function setMessage($messages)
     /**
      * Add message of quote item to array of messages
      *
-     * @param   string $message
+     * @param mixed $message
      * @return $this
      */
     public function addMessage($message)

app/code/Magento/SalesRule/Model/Rule/Action/Discount/CartFixed.php

@@ -194,6 +194,7 @@ public function calculate($rule, $item, $qty)
      * Set information about usage cart fixed rule by quote address
      *
      * @deprecated 101.2.0 should be removed as it is not longer used
+     * @see Nothing
      * @param int $ruleId
      * @param int $itemId
      * @return void
@@ -207,6 +208,7 @@ protected function setCartFixedRuleUsedForAddress($ruleId, $itemId)
      * Retrieve information about usage cart fixed rule by quote address
      *
      * @deprecated 101.2.0 should be removed as it is not longer used
+     * @see Nothing
      * @param int $ruleId
      * @return int|null
      */