feat(core): Add support for Void after Capture (#8839)

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

crates/api_models/src/events/payment.rs

@@ -27,8 +27,8 @@ use crate::{
     payment_methods::{PaymentMethodListRequest, PaymentMethodListResponse},
     payments::{
         ExtendedCardInfoResponse, PaymentIdType, PaymentListFilterConstraints,
-        PaymentListResponseV2, PaymentsApproveRequest, PaymentsCancelRequest,
-        PaymentsCaptureRequest, PaymentsCompleteAuthorizeRequest,
+        PaymentListResponseV2, PaymentsApproveRequest, PaymentsCancelPostCaptureRequest,
+        PaymentsCancelRequest, PaymentsCaptureRequest, PaymentsCompleteAuthorizeRequest,
         PaymentsDynamicTaxCalculationRequest, PaymentsDynamicTaxCalculationResponse,
         PaymentsExternalAuthenticationRequest, PaymentsExternalAuthenticationResponse,
         PaymentsIncrementalAuthorizationRequest, PaymentsManualUpdateRequest,
@@ -134,6 +134,15 @@ impl ApiEventMetric for PaymentsCancelRequest {
     }
 }
 
+#[cfg(feature = "v1")]
+impl ApiEventMetric for PaymentsCancelPostCaptureRequest {
+    fn get_api_event_type(&self) -> Option<ApiEventsType> {
+        Some(ApiEventsType::Payment {
+            payment_id: self.payment_id.clone(),
+        })
+    }
+}
+
 #[cfg(feature = "v1")]
 impl ApiEventMetric for PaymentsApproveRequest {
     fn get_api_event_type(&self) -> Option<ApiEventsType> {

crates/api_models/src/open_router.rs

@@ -221,6 +221,7 @@ pub enum TxnStatus {
     Authorizing,
     CODInitiated,
     Voided,
+    VoidedPostCharge,
     VoidInitiated,
     Nop,
     CaptureInitiated,

crates/api_models/src/payments.rs

@@ -7689,6 +7689,16 @@ pub struct PaymentsCancelRequest {
     pub merchant_connector_details: Option<admin::MerchantConnectorDetailsWrap>,
 }
 
+/// Request to cancel a payment when the payment is already captured
+#[derive(Default, Debug, serde::Deserialize, serde::Serialize, Clone, ToSchema)]
+pub struct PaymentsCancelPostCaptureRequest {
+    /// The identifier for the payment
+    #[serde(skip)]
+    pub payment_id: id_type::PaymentId,
+    /// The reason for the payment cancel
+    pub cancellation_reason: Option<String>,
+}
+
 #[derive(Default, Debug, serde::Serialize, serde::Deserialize, Clone, ToSchema)]
 pub struct PaymentsIncrementalAuthorizationRequest {
     /// The identifier for the payment