From fcf52973f49e091cfbf4390e70cdfe883b15bf3b Mon Sep 17 00:00:00 2001
From: Sai Harsha Vardhan
 <56996463+sai-harsha-vardhan@users.noreply.github.com>
Date: Tue, 4 Jun 2024 20:04:39 +0530
Subject: [PATCH] feat(router): add `request_external_three_ds_authentication`
 flag in payment_method_list_response (#4864)

Co-authored-by: hyperswitch-bot[bot] <148525504+hyperswitch-bot[bot]@users.noreply.github.com>
---
 crates/api_models/src/payment_methods.rs        | 4 ++++
 crates/router/src/core/payment_methods/cards.rs | 5 +++++
 openapi/openapi_spec.json                       | 8 +++++++-
 3 files changed, 16 insertions(+), 1 deletion(-)

diff --git a/crates/api_models/src/payment_methods.rs b/crates/api_models/src/payment_methods.rs
index 3d996ec05b..7d4d3282f3 100644
--- a/crates/api_models/src/payment_methods.rs
+++ b/crates/api_models/src/payment_methods.rs
@@ -791,6 +791,10 @@ pub struct PaymentMethodListResponse {
 
     #[schema(value_type = Option<PaymentType>)]
     pub payment_type: Option<api_enums::PaymentType>,
+
+    /// flag to indicate whether to perform external 3ds authentication
+    #[schema(example = true)]
+    pub request_external_three_ds_authentication: bool,
 }
 
 #[derive(Eq, PartialEq, Hash, Debug, serde::Deserialize, ToSchema)]
diff --git a/crates/router/src/core/payment_methods/cards.rs b/crates/router/src/core/payment_methods/cards.rs
index c62f47b536..210fdd947c 100644
--- a/crates/router/src/core/payment_methods/cards.rs
+++ b/crates/router/src/core/payment_methods/cards.rs
@@ -2572,6 +2572,10 @@ pub async fn list_payment_methods(
         });
     }
     let currency = payment_intent.as_ref().and_then(|pi| pi.currency);
+    let request_external_three_ds_authentication = payment_intent
+        .as_ref()
+        .and_then(|intent| intent.request_external_three_ds_authentication)
+        .unwrap_or(false);
     let merchant_surcharge_configs =
         if let Some((payment_attempt, payment_intent, business_profile)) = payment_attempt
             .as_ref()
@@ -2627,6 +2631,7 @@ pub async fn list_payment_methods(
                 .show_surcharge_breakup_screen
                 .unwrap_or_default(),
             currency,
+            request_external_three_ds_authentication,
         },
     ))
 }
diff --git a/openapi/openapi_spec.json b/openapi/openapi_spec.json
index 195fb7ed00..560f61bc26 100644
--- a/openapi/openapi_spec.json
+++ b/openapi/openapi_spec.json
@@ -13471,7 +13471,8 @@
           "currency",
           "payment_methods",
           "mandate_payment",
-          "show_surcharge_breakup_screen"
+          "show_surcharge_breakup_screen",
+          "request_external_three_ds_authentication"
         ],
         "properties": {
           "redirect_url": {
@@ -13518,6 +13519,11 @@
               }
             ],
             "nullable": true
+          },
+          "request_external_three_ds_authentication": {
+            "type": "boolean",
+            "description": "flag to indicate whether to perform external 3ds authentication",
+            "example": true
           }
         }
       },