feat: Add amount, currency and email to paze session response (#6412)

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

api-reference-v2/openapi_spec.json

@@ -16200,7 +16200,9 @@
         "required": [
           "client_id",
           "client_name",
-          "client_profile_id"
+          "client_profile_id",
+          "transaction_currency_code",
+          "transaction_amount"
         ],
         "properties": {
           "client_id": {
@@ -16214,6 +16216,21 @@
           "client_profile_id": {
             "type": "string",
             "description": "Paze Client Profile ID"
+          },
+          "transaction_currency_code": {
+            "$ref": "#/components/schemas/Currency"
+          },
+          "transaction_amount": {
+            "type": "string",
+            "description": "The transaction amount",
+            "example": "38.02"
+          },
+          "email_address": {
+            "type": "string",
+            "description": "Email Address",
+            "example": "johntest@test.com",
+            "nullable": true,
+            "maxLength": 255
           }
         }
       },

api-reference/openapi_spec.json

@@ -20986,7 +20986,9 @@
         "required": [
           "client_id",
           "client_name",
-          "client_profile_id"
+          "client_profile_id",
+          "transaction_currency_code",
+          "transaction_amount"
         ],
         "properties": {
           "client_id": {
@@ -21000,6 +21002,21 @@
           "client_profile_id": {
             "type": "string",
             "description": "Paze Client Profile ID"
+          },
+          "transaction_currency_code": {
+            "$ref": "#/components/schemas/Currency"
+          },
+          "transaction_amount": {
+            "type": "string",
+            "description": "The transaction amount",
+            "example": "38.02"
+          },
+          "email_address": {
+            "type": "string",
+            "description": "Email Address",
+            "example": "johntest@test.com",
+            "nullable": true,
+            "maxLength": 255
           }
         }
       },

crates/api_models/src/payments.rs

@@ -5578,6 +5578,15 @@ pub struct PazeSessionTokenResponse {
     pub client_name: String,
     /// Paze Client Profile ID
     pub client_profile_id: String,
+    /// The transaction currency code
+    #[schema(value_type = Currency, example = "USD")]
+    pub transaction_currency_code: api_enums::Currency,
+    /// The transaction amount
+    #[schema(value_type = String, example = "38.02")]
+    pub transaction_amount: StringMajorUnit,
+    /// Email Address
+    #[schema(max_length = 255, value_type = Option<String>, example = "johntest@test.com")]
+    pub email_address: Option<Email>,
 }
 
 #[derive(Debug, Clone, Eq, PartialEq, serde::Serialize, ToSchema)]

crates/hyperswitch_domain_models/src/router_request_types.rs

@@ -821,7 +821,7 @@ pub struct PaymentsSessionData {
     pub country: Option<common_enums::CountryAlpha2>,
     pub surcharge_details: Option<SurchargeDetails>,
     pub order_details: Option<Vec<api_models::payments::OrderDetailsWithAmount>>,
-
+    pub email: Option<pii::Email>,
     // Minor Unit amount for amount frame work
     pub minor_amount: MinorUnit,
 }

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

@@ -511,7 +511,13 @@ fn create_paze_session_token(
             field_name: "connector_wallets_details".to_string(),
             expected_format: "paze_metadata_format".to_string(),
         })?;
-
+    let required_amount_type = StringMajorUnitForConnector;
+    let transaction_currency_code = router_data.request.currency;
+    let transaction_amount = required_amount_type
+        .convert(router_data.request.minor_amount, transaction_currency_code)
+        .change_context(errors::ApiErrorResponse::PreconditionFailed {
+            message: "Failed to convert amount to string major unit for paze".to_string(),
+        })?;
     Ok(types::PaymentsSessionRouterData {
         response: Ok(types::PaymentsResponseData::SessionResponse {
             session_token: payment_types::SessionToken::Paze(Box::new(
@@ -519,6 +525,9 @@ fn create_paze_session_token(
                     client_id: paze_wallet_details.data.client_id,
                     client_name: paze_wallet_details.data.client_name,
                     client_profile_id: paze_wallet_details.data.client_profile_id,
+                    transaction_currency_code,
+                    transaction_amount,
+                    email_address: router_data.request.email.clone(),
                 },
             )),
         }),

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

@@ -2650,6 +2650,7 @@ impl<F: Clone> TryFrom<PaymentAdditionalData<'_, F>> for types::PaymentsSessionD
             ),
             order_details,
             surcharge_details: payment_data.surcharge_details,
+            email: payment_data.email,
         })
     }
 }
@@ -2709,6 +2710,7 @@ impl<F: Clone> TryFrom<PaymentAdditionalData<'_, F>> for types::PaymentsSessionD
                 },
             ),
             order_details,
+            email: payment_data.email,
             surcharge_details: payment_data.surcharge_details,
         })
     }