feat(frm): Add support to accept and decline payment when manually reviewed by merchant for risky transaction (#2071)

crates/data_models/src/payments/payment_intent.rs

@@ -101,6 +101,9 @@ pub struct PaymentIntent {
     pub feature_metadata: Option<serde_json::Value>,
     pub attempt_count: i16,
     pub profile_id: Option<String>,
+    // Denotes the action(approve or reject) taken by merchant in case of manual review.
+    // Manual review can occur when the transaction is marked as risky by the frm_processor, payment processor or when there is underpayment/over payment incase of crypto payment
+    pub merchant_decision: Option<String>,
 }
 
 #[derive(Clone, Debug, Default, Eq, PartialEq, Serialize, Deserialize)]
@@ -138,6 +141,7 @@ pub struct PaymentIntentNew {
     pub feature_metadata: Option<serde_json::Value>,
     pub attempt_count: i16,
     pub profile_id: Option<String>,
+    pub merchant_decision: Option<String>,
 }
 
 #[derive(Debug, Clone, Serialize, Deserialize)]
@@ -191,6 +195,13 @@ pub enum PaymentIntentUpdate {
         active_attempt_id: String,
         attempt_count: i16,
     },
+    ApproveUpdate {
+        merchant_decision: Option<String>,
+    },
+    RejectUpdate {
+        status: storage_enums::IntentStatus,
+        merchant_decision: Option<String>,
+    },
 }
 
 #[derive(Clone, Debug, Default)]
@@ -215,6 +226,9 @@ pub struct PaymentIntentUpdateInternal {
     pub statement_descriptor_suffix: Option<String>,
     pub order_details: Option<Vec<pii::SecretSerdeValue>>,
     pub attempt_count: Option<i16>,
+    // Denotes the action(approve or reject) taken by merchant in case of manual review.
+    // Manual review can occur when the transaction is marked as risky by the frm_processor, payment processor or when there is underpayment/over payment incase of crypto payment
+    pub merchant_decision: Option<String>,
 }
 
 impl PaymentIntentUpdate {
@@ -354,6 +368,18 @@ impl From<PaymentIntentUpdate> for PaymentIntentUpdateInternal {
                 attempt_count: Some(attempt_count),
                 ..Default::default()
             },
+            PaymentIntentUpdate::ApproveUpdate { merchant_decision } => Self {
+                merchant_decision,
+                ..Default::default()
+            },
+            PaymentIntentUpdate::RejectUpdate {
+                status,
+                merchant_decision,
+            } => Self {
+                status: Some(status),
+                merchant_decision,
+                ..Default::default()
+            },
         }
     }
 }