fix(dashboard): return form pending diff (#12007)

**What**
- display est. difference in returns as for claims/exchanges
- display order pending difference instead of value computed on FE

---

CLOSES CMRC-949

.changeset/mean-swans-smoke.md

@@ -0,0 +1,5 @@
+---
+"@medusajs/dashboard": patch
+---
+
+fix(dashboard): display pending difference in the create return form

packages/admin/dashboard/src/i18n/translations/$schema.json

@@ -220,6 +220,7 @@
         "plusCount",
         "plusCountMore",
         "areYouSure",
+        "areYouSureDescription",
         "noRecordsFound",
         "typeToConfirm",
         "noResultsTitle",
@@ -1407,6 +1408,7 @@
         }
       },
       "required": [
+        "title",
         "shippingAddress",
         "billingAddress",
         "contactHeading",
@@ -3573,7 +3575,7 @@
               "additionalProperties": false
             }
           },
-          "required": ["title", "create"],
+          "required": ["title", "fields", "create"],
           "additionalProperties": false
         }
       },
@@ -3587,7 +3589,8 @@
         "fields",
         "registered",
         "guest",
-        "hasAccount"
+        "hasAccount",
+        "addresses"
       ],
       "additionalProperties": false
     },
@@ -4243,7 +4246,7 @@
             "inboundTotal": {
               "type": "string"
             },
-            "refundAmount": {
+            "estDifference": {
               "type": "string"
             },
             "outstandingAmount": {
@@ -4457,7 +4460,7 @@
             "sendNotificationHint",
             "returnTotal",
             "inboundTotal",
-            "refundAmount",
+            "estDifference",
             "outstandingAmount",
             "reason",
             "reasonHint",

packages/admin/dashboard/src/i18n/translations/en.json

@@ -1133,7 +1133,7 @@
       "sendNotificationHint": "Notify customer about return.",
       "returnTotal": "Return total",
       "inboundTotal": "Inbound total",
-      "refundAmount": "Refund amount",
+      "estDifference": "Estimated difference",
       "outstandingAmount": "Outstanding amount",
       "reason": "Reason",
       "reasonHint": "Choose why the customer want to return items.",

packages/admin/dashboard/src/routes/orders/order-create-return/components/return-create-form/return-create-form.tsx

@@ -392,8 +392,6 @@ export const ReturnCreateForm = ({
     return method?.total || 0
   }, [preview.shipping_methods])
 
-  const refundAmount = returnTotal - shippingTotal
-
   return (
     <RouteFocusModal.Form
       form={form}
@@ -696,11 +694,11 @@ export const ReturnCreateForm = ({
 
               <div className="mt-4 flex items-center justify-between border-t border-dotted pt-4">
                 <span className="txt-small font-medium">
-                  {t("orders.returns.refundAmount")}
+                  {t("orders.returns.estDifference")}
                 </span>
                 <span className="txt-small font-medium">
                   {getStylizedAmount(
-                    refundAmount ? -1 * refundAmount : refundAmount,
+                    preview.summary.pending_difference,
                     order.currency_code
                   )}
                 </span>