fix(utils,core-flows): subtotal calculation and returns location (#13497)

* fix(utils,core-flows): subtotal calculation and returns location

* changeset

* fix test

* var

* rm extra field from test

* fix original total

* fix partial refunds and pending difference

* fix test

* fix test

* test

* extract to util

* original total and update payment when receive return

* original_subtotal

* default fields

* test

* calculate pending difference

* revert claims test

* pending difference

* creadit line fix

* if

packages/modules/order/src/services/order-module-service.ts

@@ -358,6 +358,7 @@ export default class OrderModuleService
       "discount_tax_total",
       "original_total",
       "original_tax_total",
+      "pending_difference",
       "item_total",
       "item_subtotal",
       "item_tax_total",
@@ -370,9 +371,13 @@ export default class OrderModuleService
       "original_shipping_tax_total",
       "original_shipping_subtotal",
       "original_shipping_total",
+      "original_total",
+      "original_subtotal",
+      "original_tax_total",
       "credit_line_total",
       "credit_line_tax_total",
       "credit_line_subtotal",
+      "refundable_amount",
     ]
 
     const includeTotals = (config?.select ?? []).some((field) =>

packages/modules/order/src/utils/calculate-order-change.ts

@@ -224,7 +224,7 @@ export class OrderChangeProcessing {
     return orderSummary
   }
 
-  // Calculate the order summary from a calculated order including taxes
+  // Returns the order summary from a calculated order including taxes
   public getSummaryFromOrder(order: OrderDTO): OrderSummaryDTO {
     const summary_ = this.summary
     const total = order.total
@@ -241,35 +241,6 @@ export class OrderChangeProcessing {
 
     orderSummary.accounting_total = orderSummary.current_order_total
 
-    orderSummary.pending_difference = MathBN.sub(
-      orderSummary.current_order_total,
-      orderSummary.transaction_total
-    )
-
-    // return total becomes pending difference
-    for (const item of order.items ?? []) {
-      const item_ = item as any
-
-      ;[
-        "return_requested_total",
-        "return_received_total",
-        // TODO: revisit this when we settle on which dismissed items need to be refunded
-        // "return_dismissed_total",
-      ].forEach((returnTotalKey) => {
-        const returnTotal = item_[returnTotalKey]
-
-        if (MathBN.gt(returnTotal, 0)) {
-          orderSummary.pending_difference = MathBN.sub(
-            orderSummary.pending_difference,
-            returnTotal
-          )
-        }
-      })
-    }
-    orderSummary.pending_difference = new BigNumber(
-      orderSummary.pending_difference
-    )
-
     return orderSummary
   }