add default implement for validate_if_surcharge_supported function in…

… ConnectorValidation trait

crates/router/src/connector/paypal.rs

@@ -211,6 +211,10 @@ impl ConnectorValidation for Paypal {
             ),
         }
     }
+
+    fn validate_if_surcharge_supported(&self) -> CustomResult<(), errors::ConnectorError> {
+        Ok(())
+    }
 }
 
 impl

crates/router/src/connector/trustpay.rs

@@ -148,7 +148,11 @@ impl ConnectorCommon for Trustpay {
     }
 }
 
-impl ConnectorValidation for Trustpay {}
+impl ConnectorValidation for Trustpay {
+    fn validate_if_surcharge_supported(&self) -> CustomResult<(), errors::ConnectorError> {
+        Ok(())
+    }
+}
 
 impl api::Payment for Trustpay {}
 

crates/router/src/core/payments/flows/authorize_flow.rs

@@ -73,6 +73,12 @@ impl Feature<api::Authorize, types::PaymentsAuthorizeData> for types::PaymentsAu
             .connector
             .validate_capture_method(self.request.capture_method)
             .to_payment_failed_response()?;
+        if self.request.surcharge_details.is_some() {
+            connector
+                .connector
+                .validate_if_surcharge_supported()
+                .to_payment_failed_response()?;
+        }
 
         if self.should_proceed_with_authorize() {
             self.decide_authentication_type();

crates/router/src/services/api.rs

@@ -92,6 +92,13 @@ pub trait ConnectorValidation: ConnectorCommon {
     fn is_webhook_source_verification_mandatory(&self) -> bool {
         false
     }
+
+    fn validate_if_surcharge_supported(&self) -> CustomResult<(), errors::ConnectorError> {
+        Err(errors::ConnectorError::NotSupported {
+            message: "Surcharge",
+            connector: self.id(),
+        })
+    }
 }
 
 #[async_trait::async_trait]