rust/hyperswitch
1
0
Fork 0
mirror of https://github.com/juspay/hyperswitch.git synced 2025-11-02 12:06:56 +08:00
Code Issues Packages Projects Releases Wiki Activity

feat(router): add apply_three_ds_strategy in payments confirm flow (#8357)

Browse Source 
Co-authored-by: hyperswitch-bot[bot] <148525504+hyperswitch-bot[bot]@users.noreply.github.com>
This commit is contained in:
Sai Harsha Vardhan
2025-06-23 19:29:24 +05:30
committed by GitHub
parent 6fd7626c99
commit 786fe699c2
8 changed files with 215 additions and 13 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
crates/router/src/core/payments.rs
View File

@ -514,6 +514,11 @@ where
)
.await;
operation
.to_domain()?
.apply_three_ds_authentication_strategy(state, &mut payment_data, &business_profile)
.await?;
let should_add_task_to_process_tracker = should_add_task_to_process_tracker(&payment_data);
let locale = header_payload.locale.clone();
@ -1533,8 +1538,7 @@ where
Ok(payment_dsl_data
.payment_attempt
.authentication_type
.or(output.override_3ds)
.or(Some(storage_enums::AuthenticationType::NoThreeDs)))
.or(output.override_3ds))
}
// TODO: Move to business profile surcharge column

10
crates/router/src/core/payments/operations.rs
View File

@ -398,6 +398,16 @@ pub trait Domain<F: Clone, R, D>: Send + Sync {
Ok(())
}
/// This function is used to apply the 3DS authentication strategy
async fn apply_three_ds_authentication_strategy<'a>(
&'a self,
_state: &SessionState,
_payment_data: &mut D,
_business_profile: &domain::Profile,
) -> CustomResult<(), errors::ApiErrorResponse> {
Ok(())
}
// #[cfg(feature = "v2")]
// async fn call_connector<'a, RouterDataReq>(
// &'a self,

107
crates/router/src/core/payments/operations/payment_confirm.rs
View File

@ -38,6 +38,7 @@ use crate::{
self, helpers, operations, populate_surcharge_details, CustomerDetails, PaymentAddress,
PaymentData,
},
three_ds_decision_rule,
unified_authentication_service::{
self as uas_utils,
types::{ClickToPay, UnifiedAuthenticationService},
@ -51,7 +52,7 @@ use crate::{
api::{self, ConnectorCallType, PaymentIdTypeExt},
domain::{self},
storage::{self, enums as storage_enums},
transformers::ForeignFrom,
transformers::{ForeignFrom, ForeignInto},
},
utils::{self, OptionExt},
};
@ -1093,6 +1094,110 @@ impl<F: Clone + Send + Sync> Domain<F, api::PaymentsRequest, PaymentData<F>> for
Ok(())
}
async fn apply_three_ds_authentication_strategy<'a>(
&'a self,
state: &SessionState,
payment_data: &mut PaymentData<F>,
business_profile: &domain::Profile,
) -> CustomResult<(), errors::ApiErrorResponse> {
// If the business profile has a three_ds_decision_rule_algorithm, we will use it to determine the 3DS strategy (authentication_type, exemption_type and force_three_ds_challenge)
if let Some(three_ds_decision_rule) =
business_profile.three_ds_decision_rule_algorithm.clone()
{
// Parse the three_ds_decision_rule to get the algorithm_id
let algorithm_id = three_ds_decision_rule
.parse_value::<api::routing::RoutingAlgorithmRef>("RoutingAlgorithmRef")
.change_context(errors::ApiErrorResponse::InternalServerError)
.attach_printable("Could not decode profile routing algorithm ref")?
.algorithm_id
.ok_or(errors::ApiErrorResponse::InternalServerError)
.attach_printable("No algorithm_id found in three_ds_decision_rule_algorithm")?;
// get additional card info from payment data
let additional_card_info = payment_data
.payment_attempt
.payment_method_data
.as_ref()
.map(|payment_method_data| {
payment_method_data
.clone()
.parse_value::<api_models::payments::AdditionalPaymentData>(
"additional_payment_method_data",
)
})
.transpose()
.change_context(errors::ApiErrorResponse::InternalServerError)
.attach_printable("unable to parse value into additional_payment_method_data")?
.and_then(|additional_payment_method_data| {
additional_payment_method_data.get_additional_card_info()
});
// get acquirer details from business profile based on card network
let acquirer_config = additional_card_info.as_ref().and_then(|card_info| {
card_info
.card_network
.clone()
.and_then(|network| business_profile.get_acquirer_details_from_network(network))
});
// get three_ds_decision_rule_output using algorithm_id and payment data
let decision = three_ds_decision_rule::get_three_ds_decision_rule_output(
state,
&business_profile.merchant_id,
api_models::three_ds_decision_rule::ThreeDsDecisionRuleExecuteRequest {
routing_id: algorithm_id,
payment: api_models::three_ds_decision_rule::PaymentData {
amount: payment_data.payment_intent.amount,
currency: payment_data
.payment_intent
.currency
.ok_or(errors::ApiErrorResponse::InternalServerError)
.attach_printable("currency is not set in payment intent")?,
},
payment_method: Some(
api_models::three_ds_decision_rule::PaymentMethodMetaData {
card_network: additional_card_info
.as_ref()
.and_then(|info| info.card_network.clone()),
},
),
issuer: Some(api_models::three_ds_decision_rule::IssuerData {
name: additional_card_info
.as_ref()
.and_then(|info| info.card_issuer.clone()),
country: additional_card_info
.as_ref()
.map(|info| info.card_issuing_country.clone().parse_enum("Country"))
.transpose()
.change_context(errors::ApiErrorResponse::InternalServerError)
.attach_printable(
"Error while getting country enum from issuer country",
)?,
}),
customer_device: None,
acquirer: acquirer_config.as_ref().map(|acquirer| {
api_models::three_ds_decision_rule::AcquirerData {
country: Some(common_enums::Country::from_alpha2(
acquirer.merchant_country_code,
)),
fraud_rate: Some(acquirer.acquirer_fraud_rate),
}
}),
},
)
.await?;
logger::info!("Three DS Decision Rule Output: {:?}", decision);
// We should update authentication_type from the Three DS Decision if it is not already set
if payment_data.payment_attempt.authentication_type.is_none() {
payment_data.payment_attempt.authentication_type =
Some(common_enums::AuthenticationType::foreign_from(decision));
}
// We should update psd2_sca_exemption_type from the Three DS Decision
payment_data.payment_intent.psd2_sca_exemption_type = decision.foreign_into();
// We should update force_3ds_challenge from the Three DS Decision
payment_data.payment_intent.force_3ds_challenge =
decision.should_force_3ds_challenge().then_some(true);
}
Ok(())
}
#[allow(clippy::too_many_arguments)]
async fn call_unified_authentication_service_if_eligible<'a>(
&'a self,

40
crates/router/src/core/payments/transformers.rs
View File

@ -5317,3 +5317,43 @@ impl From<pm_types::TokenResponse> for domain::NetworkTokenData {
}
}
}
impl ForeignFrom<common_types::three_ds_decision_rule_engine::ThreeDSDecision>
for common_enums::AuthenticationType
{
fn foreign_from(
three_ds_decision: common_types::three_ds_decision_rule_engine::ThreeDSDecision,
) -> Self {
match three_ds_decision {
common_types::three_ds_decision_rule_engine::ThreeDSDecision::NoThreeDs => Self::NoThreeDs,
common_types::three_ds_decision_rule_engine::ThreeDSDecision::ChallengeRequested
| common_types::three_ds_decision_rule_engine::ThreeDSDecision::ChallengePreferred
| common_types::three_ds_decision_rule_engine::ThreeDSDecision::ThreeDsExemptionRequestedTra
| common_types::three_ds_decision_rule_engine::ThreeDSDecision::ThreeDsExemptionRequestedLowValue
| common_types::three_ds_decision_rule_engine::ThreeDSDecision::IssuerThreeDsExemptionRequested => Self::ThreeDs,
}
}
}
impl ForeignFrom<common_types::three_ds_decision_rule_engine::ThreeDSDecision>
for Option<common_enums::ScaExemptionType>
{
fn foreign_from(
three_ds_decision: common_types::three_ds_decision_rule_engine::ThreeDSDecision,
) -> Self {
match three_ds_decision {
common_types::three_ds_decision_rule_engine::ThreeDSDecision::ThreeDsExemptionRequestedTra => {
Some(common_enums::ScaExemptionType::TransactionRiskAnalysis)
}
common_types::three_ds_decision_rule_engine::ThreeDSDecision::ThreeDsExemptionRequestedLowValue => {
Some(common_enums::ScaExemptionType::LowValue)
}
common_types::three_ds_decision_rule_engine::ThreeDSDecision::NoThreeDs
| common_types::three_ds_decision_rule_engine::ThreeDSDecision::ChallengeRequested
| common_types::three_ds_decision_rule_engine::ThreeDSDecision::ChallengePreferred
| common_types::three_ds_decision_rule_engine::ThreeDSDecision::IssuerThreeDsExemptionRequested => {
None
}
}
}
}

28
crates/router/src/core/three_ds_decision_rule.rs
View File

@ -26,13 +26,27 @@ pub async fn execute_three_ds_decision_rule(
merchant_context: MerchantContext,
request: api_models::three_ds_decision_rule::ThreeDsDecisionRuleExecuteRequest,
) -> RouterResponse<api_models::three_ds_decision_rule::ThreeDsDecisionRuleExecuteResponse> {
let decision = get_three_ds_decision_rule_output(
&state,
merchant_context.get_merchant_account().get_id(),
request.clone(),
)
.await?;
// Construct response
let response =
api_models::three_ds_decision_rule::ThreeDsDecisionRuleExecuteResponse { decision };
Ok(services::ApplicationResponse::Json(response))
}
pub async fn get_three_ds_decision_rule_output(
state: &SessionState,
merchant_id: &common_utils::id_type::MerchantId,
request: api_models::three_ds_decision_rule::ThreeDsDecisionRuleExecuteRequest,
) -> errors::RouterResult<common_types::three_ds_decision_rule_engine::ThreeDSDecision> {
let db = state.store.as_ref();
// Retrieve the rule from database
let routing_algorithm = db
.find_routing_algorithm_by_algorithm_id_merchant_id(
&request.routing_id,
merchant_context.get_merchant_account().get_id(),
)
.find_routing_algorithm_by_algorithm_id_merchant_id(&request.routing_id, merchant_id)
.await
.to_not_found_response(errors::ApiErrorResponse::ResourceIdNotFound)?;
let algorithm: Algorithm = routing_algorithm
@ -59,11 +73,7 @@ pub async fn execute_three_ds_decision_rule(
// Apply PSD2 validations to the decision
let final_decision =
utils::apply_psd2_validations_during_execute(result.get_output().get_decision(), &request);
// Construct response
let response = api_models::three_ds_decision_rule::ThreeDsDecisionRuleExecuteResponse {
decision: final_decision,
};
Ok(services::ApplicationResponse::Json(response))
Ok(final_decision)
}
#[derive(Debug, Clone, serde::Serialize, serde::Deserialize)]