feat(connector): Added recurring payments support for split payments in Stripe (#8271)

Co-authored-by: Sayak Bhattacharya <sayak.b@Sayak-Bhattacharya-G092THXJ34.local>

crates/hyperswitch_connectors/src/connectors/stripe/transformers.rs

@@ -1999,7 +1999,15 @@ impl TryFrom<(&PaymentsAuthorizeRouterData, MinorUnit)> for PaymentIntentRequest
             customer: Some(Secret::new(customer_id)),
             setup_mandate_details,
             off_session: item.request.off_session,
-            setup_future_usage,
+            setup_future_usage: match (
+                item.request.split_payments.as_ref(),
+                item.request.setup_future_usage,
+                item.request.customer_acceptance.as_ref(),
+            ) {
+                (Some(_), Some(usage), Some(_)) => Some(usage),
+                _ => setup_future_usage,
+            },
+
             payment_method_types,
             expand: Some(ExpandableObjects::LatestCharge),
             browser_info,

crates/router/src/core/payments/transformers.rs

@@ -2,7 +2,7 @@ use std::{fmt::Debug, marker::PhantomData, str::FromStr};
 
 use api_models::payments::{
     Address, ConnectorMandateReferenceId, CustomerDetails, CustomerDetailsResponse, FrmMessage,
-    RequestSurchargeDetails,
+    MandateIds, RequestSurchargeDetails,
 };
 use common_enums::{Currency, RequestIncrementalAuthorization};
 use common_utils::{
@@ -3388,6 +3388,17 @@ impl<F: Clone> TryFrom<PaymentAdditionalData<'_, F>> for types::PaymentsAuthoriz
     }
 }
 
+fn get_off_session(
+    mandate_id: Option<&MandateIds>,
+    off_session_flag: Option<bool>,
+) -> Option<bool> {
+    match (mandate_id, off_session_flag) {
+        (_, Some(false)) => Some(false),
+        (Some(_), _) | (_, Some(true)) => Some(true),
+        (None, None) => None,
+    }
+}
+
 #[cfg(all(any(feature = "v1", feature = "v2"), not(feature = "customer_v2")))]
 impl<F: Clone> TryFrom<PaymentAdditionalData<'_, F>> for types::PaymentsAuthorizeData {
     type Error = error_stack::Report<errors::ApiErrorResponse>;
@@ -3542,12 +3553,16 @@ impl<F: Clone> TryFrom<PaymentAdditionalData<'_, F>> for types::PaymentsAuthoriz
             })
             .transpose()?
             .map(pii::SecretSerdeValue::new);
+        let is_off_session = get_off_session(
+            payment_data.mandate_id.as_ref(),
+            payment_data.payment_intent.off_session,
+        );
 
         Ok(Self {
             payment_method_data: (payment_method_data.get_required_value("payment_method_data")?),
             setup_future_usage: payment_data.payment_attempt.setup_future_usage_applied,
             mandate_id: payment_data.mandate_id.clone(),
-            off_session: payment_data.mandate_id.as_ref().map(|_| true),
+            off_session: is_off_session,
             setup_mandate_details: payment_data.setup_mandate.clone(),
             confirm: payment_data.payment_attempt.confirm,
             statement_descriptor_suffix: payment_data.payment_intent.statement_descriptor_suffix,
@@ -4385,6 +4400,11 @@ impl<F: Clone> TryFrom<PaymentAdditionalData<'_, F>> for types::SetupMandateRequ
             .transpose()?
             .map(pii::SecretSerdeValue::new);
 
+        let is_off_session = get_off_session(
+            payment_data.mandate_id.as_ref(),
+            payment_data.payment_intent.off_session,
+        );
+
         Ok(Self {
             currency: payment_data.currency,
             confirm: true,
@@ -4395,7 +4415,7 @@ impl<F: Clone> TryFrom<PaymentAdditionalData<'_, F>> for types::SetupMandateRequ
                 .get_required_value("payment_method_data")?),
             statement_descriptor_suffix: payment_data.payment_intent.statement_descriptor_suffix,
             setup_future_usage: payment_data.payment_attempt.setup_future_usage_applied,
-            off_session: payment_data.mandate_id.as_ref().map(|_| true),
+            off_session: is_off_session,
             mandate_id: payment_data.mandate_id.clone(),
             setup_mandate_details: payment_data.setup_mandate,
             customer_acceptance: payment_data.customer_acceptance,
@@ -4529,10 +4549,16 @@ impl<F: Clone> TryFrom<PaymentAdditionalData<'_, F>> for types::CompleteAuthoriz
             .and_then(|braintree| braintree.merchant_account_id.clone());
         let merchant_config_currency =
             braintree_metadata.and_then(|braintree| braintree.merchant_config_currency);
+
+        let is_off_session = get_off_session(
+            payment_data.mandate_id.as_ref(),
+            payment_data.payment_intent.off_session,
+        );
+
         Ok(Self {
             setup_future_usage: payment_data.payment_intent.setup_future_usage,
             mandate_id: payment_data.mandate_id.clone(),
-            off_session: payment_data.mandate_id.as_ref().map(|_| true),
+            off_session: is_off_session,
             setup_mandate_details: payment_data.setup_mandate.clone(),
             confirm: payment_data.payment_attempt.confirm,
             statement_descriptor_suffix: payment_data.payment_intent.statement_descriptor_suffix,