initial commit

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

@@ -0,0 +1,40 @@
+mod authorize_flow;
+mod cancel_flow;
+mod capture_flow;
+mod psync_flow;
+
+use async_trait::async_trait;
+
+use super::PaymentData;
+use crate::{
+    core::{errors::RouterResult, payments},
+    routes::AppState,
+    services,
+    types::{self, api, storage},
+};
+
+#[async_trait]
+pub trait ConstructFlowSpecificData<F, Req, Res> {
+    async fn construct_r_d<'a>(
+        &self,
+        state: &AppState,
+        connector_id: &str,
+        merchant_account: &storage::MerchantAccount,
+    ) -> RouterResult<types::RouterData<F, Req, Res>>;
+}
+
+#[async_trait]
+pub trait Feature<F, T> {
+    async fn decide_flows<'a>(
+        self,
+        state: &AppState,
+        connector: api::ConnectorData,
+        maybe_customer: &Option<api::CustomerResponse>,
+        payment_data: PaymentData<F>,
+        call_connector_action: payments::CallConnectorAction,
+    ) -> (RouterResult<Self>, PaymentData<F>)
+    where
+        Self: std::marker::Sized,
+        F: Clone,
+        dyn api::Connector: services::ConnectorIntegration<F, T, types::PaymentsResponseData>;
+}