fix(refund): add merchant_connector_id in refund (#3303)

Co-authored-by: hyperswitch-bot[bot] <148525504+hyperswitch-bot[bot]@users.noreply.github.com>

crates/api_models/src/refunds.rs

@@ -127,7 +127,10 @@ pub struct RefundResponse {
     /// The connector used for the refund and the corresponding payment
     #[schema(example = "stripe")]
     pub connector: String,
+    /// The id of business profile for this refund
     pub profile_id: Option<String>,
+    /// The merchant_connector_id of the processor through which this payment went through
+    pub merchant_connector_id: Option<String>,
 }
 
 #[derive(Debug, Clone, Eq, PartialEq, Deserialize, Serialize, ToSchema)]

crates/router/src/core/refunds.rs

@@ -650,6 +650,7 @@ pub async fn validate_and_create_refund(
         .set_attempt_id(payment_attempt.attempt_id.clone())
         .set_refund_reason(req.reason)
         .set_profile_id(payment_intent.profile_id.clone())
+        .set_merchant_connector_id(payment_attempt.merchant_connector_id.clone())
         .to_owned();
 
     let refund = match db
@@ -776,6 +777,7 @@ impl ForeignFrom<storage::Refund> for api::RefundResponse {
             created_at: Some(refund.created_at),
             updated_at: Some(refund.updated_at),
             connector: refund.connector,
+            merchant_connector_id: refund.merchant_connector_id,
         }
     }
 }

openapi/openapi_spec.json

@@ -11679,6 +11679,12 @@
           },
           "profile_id": {
             "type": "string",
+            "description": "The id of business profile for this refund",
+            "nullable": true
+          },
+          "merchant_connector_id": {
+            "type": "string",
+            "description": "The merchant_connector_id of the processor through which this payment went through",
             "nullable": true
           }
         }