// File: crates/hyperswitch_connectors/src/connectors/worldpayxml.rs

pub mod transformers;

use std::sync::LazyLock;

use base64::Engine;
use common_utils::{
    errors::CustomResult,
    request::{Method, Request, RequestBuilder, RequestContent},
    types::{AmountConvertor, StringMinorUnit, StringMinorUnitForConnector},
};
#[cfg(not(feature = "payouts"))]
use error_stack::report;
use error_stack::ResultExt;
use hyperswitch_domain_models::{
    payment_method_data::PaymentMethodData,
    router_data::{AccessToken, ConnectorAuthType, ErrorResponse, RouterData},
    router_flow_types::{
        access_token_auth::AccessTokenAuth,
        payments::{Authorize, Capture, PSync, PaymentMethodToken, Session, SetupMandate, Void},
        refunds::{Execute, RSync},
    },
    router_request_types::{
        AccessTokenRequestData, PaymentMethodTokenizationData, PaymentsAuthorizeData,
        PaymentsCancelData, PaymentsCaptureData, PaymentsSessionData, PaymentsSyncData,
        RefundsData, SetupMandateRequestData,
    },
    router_response_types::{
        ConnectorInfo, PaymentMethodDetails, PaymentsResponseData, RefundsResponseData,
        SupportedPaymentMethods, SupportedPaymentMethodsExt,
    },
    types::{
        PaymentsAuthorizeRouterData, PaymentsCancelRouterData, PaymentsCaptureRouterData,
        PaymentsSyncRouterData, RefundSyncRouterData, RefundsRouterData,
    },
};
#[cfg(feature = "payouts")]
use hyperswitch_domain_models::{
    router_flow_types::payouts::{PoCancel, PoFulfill},
    router_request_types::PayoutsData,
    router_response_types::PayoutsResponseData,
    types::PayoutsRouterData,
};
use hyperswitch_interfaces::{
    api::{
        self, ConnectorCommon, ConnectorCommonExt, ConnectorIntegration, ConnectorSpecifications,
        ConnectorValidation,
    },
    configs::Connectors,
    consts, errors,
    events::connector_api_logs::ConnectorEvent,
    types::{self, Response},
    webhooks,
};
use masking::{ExposeInterface, Mask};
use transformers as worldpayxml;

use crate::{constants::headers, types::ResponseRouterData, utils};

#[derive(Clone)]
pub struct Worldpayxml {
    amount_converter: &'static (dyn AmountConvertor<Output = StringMinorUnit> + Sync),
}

impl Worldpayxml {
    pub fn new() -> &'static Self {
        &Self {
            amount_converter: &StringMinorUnitForConnector,
        }
    }
}

impl api::Payment for Worldpayxml {}
impl api::PaymentSession for Worldpayxml {}
impl api::ConnectorAccessToken for Worldpayxml {}
impl api::MandateSetup for Worldpayxml {}
impl api::PaymentAuthorize for Worldpayxml {}
impl api::PaymentSync for Worldpayxml {}
impl api::PaymentCapture for Worldpayxml {}
impl api::PaymentVoid for Worldpayxml {}
impl api::Refund for Worldpayxml {}
impl api::RefundExecute for Worldpayxml {}
impl api::RefundSync for Worldpayxml {}
impl api::PaymentToken for Worldpayxml {}

impl ConnectorIntegration<PaymentMethodToken, PaymentMethodTokenizationData, PaymentsResponseData>
    for Worldpayxml
{
    // Not Implemented (R)
}

impl<Flow, Request, Response> ConnectorCommonExt<Flow, Request, Response> for Worldpayxml
where
    Self: ConnectorIntegration<Flow, Request, Response>,
{
    fn build_headers(
        &self,
        req: &RouterData<Flow, Request, Response>,
        _connectors: &Connectors,
    ) -> CustomResult<Vec<(String, masking::Maskable<String>)>, errors::ConnectorError> {
        let mut header = vec![(
            headers::CONTENT_TYPE.to_string(),
            self.common_get_content_type().to_string().into(),
        )];
        let mut api_key = self.get_auth_header(&req.connector_auth_type)?;
        header.append(&mut api_key);
        Ok(header)
    }
}

impl ConnectorCommon for Worldpayxml {
    fn id(&self) -> &'static str {
        "worldpayxml"
    }

    fn get_currency_unit(&self) -> api::CurrencyUnit {
        api::CurrencyUnit::Minor
    }

    fn common_get_content_type(&self) -> &'static str {
        "text/xml"
    }

    fn base_url<'a>(&self, connectors: &'a Connectors) -> &'a str {
        connectors.worldpayxml.base_url.as_ref()
    }

    fn get_auth_header(
        &self,
        auth_type: &ConnectorAuthType,
    ) -> CustomResult<Vec<(String, masking::Maskable<String>)>, errors::ConnectorError> {
        let auth = worldpayxml::WorldpayxmlAuthType::try_from(auth_type)
            .change_context(errors::ConnectorError::FailedToObtainAuthType)?;

        let basic_auth_value = format!(
            "Basic {}",
            common_utils::consts::BASE64_ENGINE.encode(format!(
                "{}:{}",
                auth.api_username.expose(),
                auth.api_password.expose()
            ))
        );

        Ok(vec![(
            headers::AUTHORIZATION.to_string(),
            Mask::into_masked(basic_auth_value),
        )])
    }

    fn build_error_response(
        &self,
        res: Response,
        event_builder: Option<&mut ConnectorEvent>,
    ) -> CustomResult<ErrorResponse, errors::ConnectorError> {
        let response: Result<worldpayxml::PaymentService, _> =
            utils::deserialize_xml_to_struct(&res.response);

        match response {
            Ok(response_data) => {
                event_builder.map(|i| i.set_error_response_body(&response_data));
                router_env::logger::info!(connector_response=?response_data);
                let (error_code, error_msg) = response_data
                    .reply
                    .as_ref()
                    .and_then(|reply| {
                        reply
                            .error
                            .as_ref()
                            .map(|error| (Some(error.code.clone()), Some(error.message.clone())))
                    })
                    .unwrap_or((None, None));

                Ok(ErrorResponse {
                    status_code: res.status_code,
                    code: error_code.unwrap_or(consts::NO_ERROR_CODE.to_string()),
                    message: error_msg
                        .clone()
                        .unwrap_or(consts::NO_ERROR_MESSAGE.to_string()),
                    reason: error_msg.clone(),
                    attempt_status: None,
                    connector_transaction_id: None,
                    network_advice_code: None,
                    network_decline_code: None,
                    network_error_message: None,
                    connector_metadata: None,
                })
            }
            Err(error_msg) => {
                event_builder.map(|event| event.set_error(serde_json::json!({"error": res.response.escape_ascii().to_string(), "status_code": res.status_code})));
                router_env::logger::error!(deserialization_error =? error_msg);
                utils::handle_json_response_deserialization_failure(res, "worldpayxml")
            }
        }
    }
}

impl ConnectorValidation for Worldpayxml {
    fn validate_mandate_payment(
        &self,
        _pm_type: Option<common_enums::PaymentMethodType>,
        _pm_data: PaymentMethodData,
    ) -> CustomResult<(), errors::ConnectorError> {
        Err(errors::ConnectorError::NotSupported {
            message: "mandate payment".to_string(),
            connector: "worldpayxml",
        }
        .into())
    }
}

impl ConnectorIntegration<Session, PaymentsSessionData, PaymentsResponseData> for Worldpayxml {
    //TODO: implement sessions flow
}

impl ConnectorIntegration<AccessTokenAuth, AccessTokenRequestData, AccessToken> for Worldpayxml {}

impl ConnectorIntegration<SetupMandate, SetupMandateRequestData, PaymentsResponseData>
    for Worldpayxml
{
    // Not Implemented (R)
    fn build_request(
        &self,
        _req: &RouterData<SetupMandate, SetupMandateRequestData, PaymentsResponseData>,
        _connectors: &Connectors,
    ) -> CustomResult<Option<Request>, errors::ConnectorError> {
        Err(errors::ConnectorError::NotImplemented(
            "Setup Mandate flow for Worldpayxml".to_string(),
        )
        .into())
    }
}

impl ConnectorIntegration<Authorize, PaymentsAuthorizeData, PaymentsResponseData> for Worldpayxml {
    fn get_headers(
        &self,
        req: &PaymentsAuthorizeRouterData,
        connectors: &Connectors,
    ) -> CustomResult<Vec<(String, masking::Maskable<String>)>, errors::ConnectorError> {
        self.build_headers(req, connectors)
    }

    fn get_content_type(&self) -> &'static str {
        self.common_get_content_type()
    }

    fn get_url(
        &self,
        _req: &PaymentsAuthorizeRouterData,
        connectors: &Connectors,
    ) -> CustomResult<String, errors::ConnectorError> {
        Ok(self.base_url(connectors).to_owned())
    }

    fn get_request_body(
        &self,
        req: &PaymentsAuthorizeRouterData,
        _connectors: &Connectors,
    ) -> CustomResult<RequestContent, errors::ConnectorError> {
        let amount = utils::convert_amount(
            self.amount_converter,
            req.request.minor_amount,
            req.request.currency,
        )?;

        let connector_router_data = worldpayxml::WorldpayxmlRouterData::from((amount, req));
        let connector_req_object = worldpayxml::PaymentService::try_from(&connector_router_data)?;
        router_env::logger::info!(raw_connector_request=?connector_req_object);

        let connector_req = utils::XmlSerializer::serialize_to_xml_bytes(
            &connector_req_object,
            worldpayxml::worldpayxml_constants::XML_VERSION,
            Some(worldpayxml::worldpayxml_constants::XML_ENCODING),
            None,
            Some(worldpayxml::worldpayxml_constants::WORLDPAYXML_DOC_TYPE),
        )?;
        Ok(RequestContent::RawBytes(connector_req))
    }

    fn build_request(
        &self,
        req: &PaymentsAuthorizeRouterData,
        connectors: &Connectors,
    ) -> CustomResult<Option<Request>, errors::ConnectorError> {
        Ok(Some(
            RequestBuilder::new()
                .method(Method::Post)
                .url(&types::PaymentsAuthorizeType::get_url(
                    self, req, connectors,
                )?)
                .attach_default_headers()
                .headers(types::PaymentsAuthorizeType::get_headers(
                    self, req, connectors,
                )?)
                .set_body(types::PaymentsAuthorizeType::get_request_body(
                    self, req, connectors,
                )?)
                .build(),
        ))
    }

    fn handle_response(
        &self,
        data: &PaymentsAuthorizeRouterData,
        event_builder: Option<&mut ConnectorEvent>,
        res: Response,
    ) -> CustomResult<PaymentsAuthorizeRouterData, errors::ConnectorError> {
        let response: worldpayxml::PaymentService =
            utils::deserialize_xml_to_struct(&res.response)?;
        event_builder.map(|i| i.set_response_body(&response));
        router_env::logger::info!(connector_response=?response);
        RouterData::try_from(ResponseRouterData {
            response,
            data: data.clone(),
            http_code: res.status_code,
        })
    }

    fn get_error_response(
        &self,
        res: Response,
        event_builder: Option<&mut ConnectorEvent>,
    ) -> CustomResult<ErrorResponse, errors::ConnectorError> {
        self.build_error_response(res, event_builder)
    }
}

impl ConnectorIntegration<PSync, PaymentsSyncData, PaymentsResponseData> for Worldpayxml {
    fn get_headers(
        &self,
        req: &PaymentsSyncRouterData,
        connectors: &Connectors,
    ) -> CustomResult<Vec<(String, masking::Maskable<String>)>, errors::ConnectorError> {
        self.build_headers(req, connectors)
    }

    fn get_content_type(&self) -> &'static str {
        self.common_get_content_type()
    }

    fn get_url(
        &self,
        _req: &PaymentsSyncRouterData,
        connectors: &Connectors,
    ) -> CustomResult<String, errors::ConnectorError> {
        Ok(self.base_url(connectors).to_owned())
    }

    fn get_request_body(
        &self,
        req: &PaymentsSyncRouterData,
        _connectors: &Connectors,
    ) -> CustomResult<RequestContent, errors::ConnectorError> {
        let connector_req_object = worldpayxml::PaymentService::try_from(req)?;
        router_env::logger::info!(raw_connector_request=?connector_req_object);
        let connector_req = utils::XmlSerializer::serialize_to_xml_bytes(
            &connector_req_object,
            worldpayxml::worldpayxml_constants::XML_VERSION,
            Some(worldpayxml::worldpayxml_constants::XML_ENCODING),
            None,
            Some(worldpayxml::worldpayxml_constants::WORLDPAYXML_DOC_TYPE),
        )?;
        Ok(RequestContent::RawBytes(connector_req))
    }

    fn build_request(
        &self,
        req: &PaymentsSyncRouterData,
        connectors: &Connectors,
    ) -> CustomResult<Option<Request>, errors::ConnectorError> {
        Ok(Some(
            RequestBuilder::new()
                .method(Method::Post)
                .url(&types::PaymentsSyncType::get_url(self, req, connectors)?)
                .attach_default_headers()
                .headers(types::PaymentsSyncType::get_headers(self, req, connectors)?)
                .set_body(types::PaymentsSyncType::get_request_body(
                    self, req, connectors,
                )?)
                .build(),
        ))
    }

    fn handle_response(
        &self,
        data: &PaymentsSyncRouterData,
        event_builder: Option<&mut ConnectorEvent>,
        res: Response,
    ) -> CustomResult<PaymentsSyncRouterData, errors::ConnectorError> {
        let response: worldpayxml::PaymentService =
            utils::deserialize_xml_to_struct(&res.response)?;
        event_builder.map(|i| i.set_response_body(&response));
        router_env::logger::info!(connector_response=?response);
        RouterData::try_from(ResponseRouterData {
            response,
            data: data.clone(),
            http_code: res.status_code,
        })
    }

    fn get_error_response(
        &self,
        res: Response,
        event_builder: Option<&mut ConnectorEvent>,
    ) -> CustomResult<ErrorResponse, errors::ConnectorError> {
        self.build_error_response(res, event_builder)
    }
}

impl ConnectorIntegration<Capture, PaymentsCaptureData, PaymentsResponseData> for Worldpayxml {
    fn get_headers(
        &self,
        req: &PaymentsCaptureRouterData,
        connectors: &Connectors,
    ) -> CustomResult<Vec<(String, masking::Maskable<String>)>, errors::ConnectorError> {
        self.build_headers(req, connectors)
    }

    fn get_content_type(&self) -> &'static str {
        self.common_get_content_type()
    }

    fn get_url(
        &self,
        _req: &PaymentsCaptureRouterData,
        connectors: &Connectors,
    ) -> CustomResult<String, errors::ConnectorError> {
        Ok(self.base_url(connectors).to_owned())
    }

    fn get_request_body(
        &self,
        req: &PaymentsCaptureRouterData,
        _connectors: &Connectors,
    ) -> CustomResult<RequestContent, errors::ConnectorError> {
        let amount = utils::convert_amount(
            self.amount_converter,
            req.request.minor_amount_to_capture,
            req.request.currency,
        )?;
        let connector_router_data = worldpayxml::WorldpayxmlRouterData::from((amount, req));
        let connector_req_object = worldpayxml::PaymentService::try_from(&connector_router_data)?;
        router_env::logger::info!(raw_connector_request=?connector_req_object);

        let connector_req = utils::XmlSerializer::serialize_to_xml_bytes(
            &connector_req_object,
            worldpayxml::worldpayxml_constants::XML_VERSION,
            Some(worldpayxml::worldpayxml_constants::XML_ENCODING),
            None,
            Some(worldpayxml::worldpayxml_constants::WORLDPAYXML_DOC_TYPE),
        )?;
        Ok(RequestContent::RawBytes(connector_req))
    }

    fn build_request(
        &self,
        req: &PaymentsCaptureRouterData,
        connectors: &Connectors,
    ) -> CustomResult<Option<Request>, errors::ConnectorError> {
        Ok(Some(
            RequestBuilder::new()
                .method(Method::Post)
                .url(&types::PaymentsCaptureType::get_url(self, req, connectors)?)
                .attach_default_headers()
                .headers(types::PaymentsCaptureType::get_headers(
                    self, req, connectors,
                )?)
                .set_body(types::PaymentsCaptureType::get_request_body(
                    self, req, connectors,
                )?)
                .build(),
        ))
    }

    fn handle_response(
        &self,
        data: &PaymentsCaptureRouterData,
        event_builder: Option<&mut ConnectorEvent>,
        res: Response,
    ) -> CustomResult<PaymentsCaptureRouterData, errors::ConnectorError> {
        let response: worldpayxml::PaymentService =
            utils::deserialize_xml_to_struct(&res.response)?;
        event_builder.map(|i| i.set_response_body(&response));
        router_env::logger::info!(connector_response=?response);
        RouterData::try_from(ResponseRouterData {
            response,
            data: data.clone(),
            http_code: res.status_code,
        })
    }

    fn get_error_response(
        &self,
        res: Response,
        event_builder: Option<&mut ConnectorEvent>,
    ) -> CustomResult<ErrorResponse, errors::ConnectorError> {
        self.build_error_response(res, event_builder)
    }
}

impl ConnectorIntegration<Void, PaymentsCancelData, PaymentsResponseData> for Worldpayxml {
    fn get_headers(
        &self,
        req: &PaymentsCancelRouterData,
        connectors: &Connectors,
    ) -> CustomResult<Vec<(String, masking::Maskable<String>)>, errors::ConnectorError> {
        self.build_headers(req, connectors)
    }

    fn get_url(
        &self,
        _req: &PaymentsCancelRouterData,
        connectors: &Connectors,
    ) -> CustomResult<String, errors::ConnectorError> {
        Ok(self.base_url(connectors).to_owned())
    }

    fn get_content_type(&self) -> &'static str {
        self.common_get_content_type()
    }

    fn get_request_body(
        &self,
        req: &PaymentsCancelRouterData,
        _connectors: &Connectors,
    ) -> CustomResult<RequestContent, errors::ConnectorError> {
        let connector_req_object = worldpayxml::PaymentService::try_from(req)?;
        router_env::logger::info!(raw_connector_request=?connector_req_object);

        let connector_req = utils::XmlSerializer::serialize_to_xml_bytes(
            &connector_req_object,
            worldpayxml::worldpayxml_constants::XML_VERSION,
            Some(worldpayxml::worldpayxml_constants::XML_ENCODING),
            None,
            Some(worldpayxml::worldpayxml_constants::WORLDPAYXML_DOC_TYPE),
        )?;
        Ok(RequestContent::RawBytes(connector_req))
    }

    fn build_request(
        &self,
        req: &PaymentsCancelRouterData,
        connectors: &Connectors,
    ) -> CustomResult<Option<Request>, errors::ConnectorError> {
        Ok(Some(
            RequestBuilder::new()
                .method(Method::Post)
                .url(&types::PaymentsVoidType::get_url(self, req, connectors)?)
                .attach_default_headers()
                .headers(types::PaymentsVoidType::get_headers(self, req, connectors)?)
                .set_body(self.get_request_body(req, connectors)?)
                .build(),
        ))
    }

    fn handle_response(
        &self,
        data: &PaymentsCancelRouterData,
        event_builder: Option<&mut ConnectorEvent>,
        res: Response,
    ) -> CustomResult<PaymentsCancelRouterData, errors::ConnectorError> {
        let response: worldpayxml::PaymentService =
            utils::deserialize_xml_to_struct(&res.response)?;
        event_builder.map(|i| i.set_response_body(&response));
        router_env::logger::info!(connector_response=?response);
        RouterData::try_from(ResponseRouterData {
            response,
            data: data.clone(),
            http_code: res.status_code,
        })
    }

    fn get_error_response(
        &self,
        res: Response,
        event_builder: Option<&mut ConnectorEvent>,
    ) -> CustomResult<ErrorResponse, errors::ConnectorError> {
        self.build_error_response(res, event_builder)
    }
}

impl ConnectorIntegration<Execute, RefundsData, RefundsResponseData> for Worldpayxml {
    fn get_headers(
        &self,
        req: &RefundsRouterData<Execute>,
        connectors: &Connectors,
    ) -> CustomResult<Vec<(String, masking::Maskable<String>)>, errors::ConnectorError> {
        self.build_headers(req, connectors)
    }

    fn get_content_type(&self) -> &'static str {
        self.common_get_content_type()
    }

    fn get_url(
        &self,
        _req: &RefundsRouterData<Execute>,
        connectors: &Connectors,
    ) -> CustomResult<String, errors::ConnectorError> {
        Ok(self.base_url(connectors).to_owned())
    }

    fn get_request_body(
        &self,
        req: &RefundsRouterData<Execute>,
        _connectors: &Connectors,
    ) -> CustomResult<RequestContent, errors::ConnectorError> {
        let refund_amount = utils::convert_amount(
            self.amount_converter,
            req.request.minor_refund_amount,
            req.request.currency,
        )?;

        let connector_router_data = worldpayxml::WorldpayxmlRouterData::from((refund_amount, req));
        let connector_req_object = worldpayxml::PaymentService::try_from(&connector_router_data)?;
        router_env::logger::info!(raw_connector_request=?connector_req_object);
        let connector_req = utils::XmlSerializer::serialize_to_xml_bytes(
            &connector_req_object,
            worldpayxml::worldpayxml_constants::XML_VERSION,
            Some(worldpayxml::worldpayxml_constants::XML_ENCODING),
            None,
            Some(worldpayxml::worldpayxml_constants::WORLDPAYXML_DOC_TYPE),
        )?;
        Ok(RequestContent::RawBytes(connector_req))
    }

    fn build_request(
        &self,
        req: &RefundsRouterData<Execute>,
        connectors: &Connectors,
    ) -> CustomResult<Option<Request>, errors::ConnectorError> {
        let request = RequestBuilder::new()
            .method(Method::Post)
            .url(&types::RefundExecuteType::get_url(self, req, connectors)?)
            .attach_default_headers()
            .headers(types::RefundExecuteType::get_headers(
                self, req, connectors,
            )?)
            .set_body(types::RefundExecuteType::get_request_body(
                self, req, connectors,
            )?)
            .build();
        Ok(Some(request))
    }

    fn handle_response(
        &self,
        data: &RefundsRouterData<Execute>,
        event_builder: Option<&mut ConnectorEvent>,
        res: Response,
    ) -> CustomResult<RefundsRouterData<Execute>, errors::ConnectorError> {
        let response: worldpayxml::PaymentService =
            utils::deserialize_xml_to_struct(&res.response)?;
        event_builder.map(|i| i.set_response_body(&response));
        router_env::logger::info!(connector_response=?response);
        RouterData::try_from(ResponseRouterData {
            response,
            data: data.clone(),
            http_code: res.status_code,
        })
    }

    fn get_error_response(
        &self,
        res: Response,
        event_builder: Option<&mut ConnectorEvent>,
    ) -> CustomResult<ErrorResponse, errors::ConnectorError> {
        self.build_error_response(res, event_builder)
    }
}

impl ConnectorIntegration<RSync, RefundsData, RefundsResponseData> for Worldpayxml {
    fn get_headers(
        &self,
        req: &RefundSyncRouterData,
        connectors: &Connectors,
    ) -> CustomResult<Vec<(String, masking::Maskable<String>)>, errors::ConnectorError> {
        self.build_headers(req, connectors)
    }

    fn get_content_type(&self) -> &'static str {
        self.common_get_content_type()
    }

    fn get_url(
        &self,
        _req: &RefundSyncRouterData,
        connectors: &Connectors,
    ) -> CustomResult<String, errors::ConnectorError> {
        Ok(self.base_url(connectors).to_owned())
    }

    fn get_request_body(
        &self,
        req: &RefundSyncRouterData,
        _connectors: &Connectors,
    ) -> CustomResult<RequestContent, errors::ConnectorError> {
        let connector_req_object = worldpayxml::PaymentService::try_from(req)?;
        router_env::logger::info!(raw_connector_request=?connector_req_object);

        let connector_req = utils::XmlSerializer::serialize_to_xml_bytes(
            &connector_req_object,
            worldpayxml::worldpayxml_constants::XML_VERSION,
            Some(worldpayxml::worldpayxml_constants::XML_ENCODING),
            None,
            Some(worldpayxml::worldpayxml_constants::WORLDPAYXML_DOC_TYPE),
        )?;
        Ok(RequestContent::RawBytes(connector_req))
    }

    fn build_request(
        &self,
        req: &RefundSyncRouterData,
        connectors: &Connectors,
    ) -> CustomResult<Option<Request>, errors::ConnectorError> {
        Ok(Some(
            RequestBuilder::new()
                .method(Method::Post)
                .url(&types::RefundSyncType::get_url(self, req, connectors)?)
                .attach_default_headers()
                .headers(types::RefundSyncType::get_headers(self, req, connectors)?)
                .set_body(types::RefundSyncType::get_request_body(
                    self, req, connectors,
                )?)
                .build(),
        ))
    }

    fn handle_response(
        &self,
        data: &RefundSyncRouterData,
        event_builder: Option<&mut ConnectorEvent>,
        res: Response,
    ) -> CustomResult<RefundSyncRouterData, errors::ConnectorError> {
        let response: worldpayxml::PaymentService =
            utils::deserialize_xml_to_struct(&res.response)?;
        event_builder.map(|i| i.set_response_body(&response));
        router_env::logger::info!(connector_response=?response);
        RouterData::try_from(ResponseRouterData {
            response,
            data: data.clone(),
            http_code: res.status_code,
        })
    }

    fn get_error_response(
        &self,
        res: Response,
        event_builder: Option<&mut ConnectorEvent>,
    ) -> CustomResult<ErrorResponse, errors::ConnectorError> {
        self.build_error_response(res, event_builder)
    }
}

impl api::Payouts for Worldpayxml {}
#[cfg(feature = "payouts")]
impl api::PayoutFulfill for Worldpayxml {}
#[cfg(feature = "payouts")]
impl api::PayoutCancel for Worldpayxml {}

#[async_trait::async_trait]
#[cfg(feature = "payouts")]
impl ConnectorIntegration<PoFulfill, PayoutsData, PayoutsResponseData> for Worldpayxml {
    fn get_url(
        &self,
        _req: &PayoutsRouterData<PoFulfill>,
        connectors: &Connectors,
    ) -> CustomResult<String, errors::ConnectorError> {
        Ok(self.base_url(connectors).to_owned())
    }

    fn get_headers(
        &self,
        req: &PayoutsRouterData<PoFulfill>,
        connectors: &Connectors,
    ) -> CustomResult<Vec<(String, masking::Maskable<String>)>, errors::ConnectorError> {
        self.build_headers(req, connectors)
    }

    fn get_content_type(&self) -> &'static str {
        self.common_get_content_type()
    }

    fn get_request_body(
        &self,
        req: &PayoutsRouterData<PoFulfill>,
        _connectors: &Connectors,
    ) -> CustomResult<RequestContent, errors::ConnectorError> {
        let amount = utils::convert_amount(
            self.amount_converter,
            req.request.minor_amount,
            req.request.destination_currency,
        )?;

        let connector_router_data = worldpayxml::WorldpayxmlRouterData::from((amount, req));

        let connector_req_object = worldpayxml::PaymentService::try_from(&connector_router_data)?;

        let connector_req = utils::XmlSerializer::serialize_to_xml_bytes(
            &connector_req_object,
            worldpayxml::worldpayxml_constants::XML_VERSION,
            Some(worldpayxml::worldpayxml_constants::XML_ENCODING),
            None,
            Some(worldpayxml::worldpayxml_constants::WORLDPAYXML_DOC_TYPE),
        )?;
        Ok(RequestContent::RawBytes(connector_req))
    }

    fn build_request(
        &self,
        req: &PayoutsRouterData<PoFulfill>,
        connectors: &Connectors,
    ) -> CustomResult<Option<Request>, errors::ConnectorError> {
        let request = RequestBuilder::new()
            .method(Method::Post)
            .url(&types::PayoutFulfillType::get_url(self, req, connectors)?)
            .attach_default_headers()
            .headers(types::PayoutFulfillType::get_headers(
                self, req, connectors,
            )?)
            .set_body(types::PayoutFulfillType::get_request_body(
                self, req, connectors,
            )?)
            .build();
        Ok(Some(request))
    }

    fn handle_response(
        &self,
        data: &PayoutsRouterData<PoFulfill>,
        event_builder: Option<&mut ConnectorEvent>,
        res: Response,
    ) -> CustomResult<PayoutsRouterData<PoFulfill>, errors::ConnectorError> {
        let response: worldpayxml::PayoutResponse =
            utils::deserialize_xml_to_struct(&res.response)?;
        event_builder.map(|i| i.set_response_body(&response));
        router_env::logger::info!(connector_response=?response);
        RouterData::try_from(ResponseRouterData {
            response,
            data: data.clone(),
            http_code: res.status_code,
        })
        .change_context(errors::ConnectorError::ResponseHandlingFailed)
    }

    fn get_error_response(
        &self,
        res: Response,
        event_builder: Option<&mut ConnectorEvent>,
    ) -> CustomResult<ErrorResponse, errors::ConnectorError> {
        self.build_error_response(res, event_builder)
    }

    fn get_5xx_error_response(
        &self,
        res: Response,
        event_builder: Option<&mut ConnectorEvent>,
    ) -> CustomResult<ErrorResponse, errors::ConnectorError> {
        self.build_error_response(res, event_builder)
    }
}

#[async_trait::async_trait]
#[cfg(feature = "payouts")]
impl ConnectorIntegration<PoCancel, PayoutsData, PayoutsResponseData> for Worldpayxml {
    fn get_url(
        &self,
        _req: &PayoutsRouterData<PoCancel>,
        connectors: &Connectors,
    ) -> CustomResult<String, errors::ConnectorError> {
        Ok(self.base_url(connectors).to_owned())
    }

    fn get_content_type(&self) -> &'static str {
        self.common_get_content_type()
    }

    fn get_headers(
        &self,
        req: &PayoutsRouterData<PoCancel>,
        connectors: &Connectors,
    ) -> CustomResult<Vec<(String, masking::Maskable<String>)>, errors::ConnectorError> {
        self.build_headers(req, connectors)
    }

    fn get_request_body(
        &self,
        req: &PayoutsRouterData<PoCancel>,
        _connectors: &Connectors,
    ) -> CustomResult<RequestContent, errors::ConnectorError> {
        let connector_req_object = worldpayxml::PaymentService::try_from(req)?;

        let connector_req = utils::XmlSerializer::serialize_to_xml_bytes(
            &connector_req_object,
            worldpayxml::worldpayxml_constants::XML_VERSION,
            Some(worldpayxml::worldpayxml_constants::XML_ENCODING),
            None,
            Some(worldpayxml::worldpayxml_constants::WORLDPAYXML_DOC_TYPE),
        )?;

        Ok(RequestContent::RawBytes(connector_req))
    }

    fn build_request(
        &self,
        req: &PayoutsRouterData<PoCancel>,
        connectors: &Connectors,
    ) -> CustomResult<Option<Request>, errors::ConnectorError> {
        let request = RequestBuilder::new()
            .method(Method::Post)
            .url(&types::PayoutCancelType::get_url(self, req, connectors)?)
            .attach_default_headers()
            .headers(types::PayoutCancelType::get_headers(self, req, connectors)?)
            .set_body(types::PayoutCancelType::get_request_body(
                self, req, connectors,
            )?)
            .build();
        Ok(Some(request))
    }

    fn handle_response(
        &self,
        data: &PayoutsRouterData<PoCancel>,
        event_builder: Option<&mut ConnectorEvent>,
        res: Response,
    ) -> CustomResult<PayoutsRouterData<PoCancel>, errors::ConnectorError> {
        let response: worldpayxml::PayoutResponse =
            utils::deserialize_xml_to_struct(&res.response)?;
        event_builder.map(|i| i.set_response_body(&response));
        router_env::logger::info!(connector_response=?response);
        RouterData::try_from(ResponseRouterData {
            response,
            data: data.clone(),
            http_code: res.status_code,
        })
        .change_context(errors::ConnectorError::ResponseHandlingFailed)
    }

    fn get_error_response(
        &self,
        res: Response,
        event_builder: Option<&mut ConnectorEvent>,
    ) -> CustomResult<ErrorResponse, errors::ConnectorError> {
        self.build_error_response(res, event_builder)
    }

    fn get_5xx_error_response(
        &self,
        res: Response,
        event_builder: Option<&mut ConnectorEvent>,
    ) -> CustomResult<ErrorResponse, errors::ConnectorError> {
        self.build_error_response(res, event_builder)
    }
}

#[async_trait::async_trait]
impl webhooks::IncomingWebhook for Worldpayxml {
    #[cfg(feature = "payouts")]
    async fn verify_webhook_source(
        &self,
        _request: &webhooks::IncomingWebhookRequestDetails<'_>,
        _merchant_id: &common_utils::id_type::MerchantId,
        _connector_webhook_details: Option<common_utils::pii::SecretSerdeValue>,
        _connector_account_details: common_utils::crypto::Encryptable<
            masking::Secret<serde_json::Value>,
        >,
        _connector_label: &str,
    ) -> CustomResult<bool, errors::ConnectorError> {
        // Bypass Source Verification since it is done via MTLS
        Ok(true)
    }

    fn get_webhook_object_reference_id(
        &self,
        #[cfg(feature = "payouts")] request: &webhooks::IncomingWebhookRequestDetails<'_>,
        #[cfg(not(feature = "payouts"))] _request: &webhooks::IncomingWebhookRequestDetails<'_>,
    ) -> CustomResult<api_models::webhooks::ObjectReferenceId, errors::ConnectorError> {
        #[cfg(feature = "payouts")]
        {
            let body: worldpayxml::WorldpayXmlWebhookBody =
                utils::deserialize_xml_to_struct(request.body)?;
            Ok(api_models::webhooks::ObjectReferenceId::PayoutId(
                api_models::webhooks::PayoutIdType::ConnectorPayoutId(
                    body.notify.order_status_event.order_code,
                ),
            ))
        }
        #[cfg(not(feature = "payouts"))]
        {
            Err(report!(errors::ConnectorError::WebhooksNotImplemented))
        }
    }

    fn get_webhook_event_type(
        &self,
        #[cfg(feature = "payouts")] request: &webhooks::IncomingWebhookRequestDetails<'_>,
        #[cfg(not(feature = "payouts"))] _request: &webhooks::IncomingWebhookRequestDetails<'_>,
    ) -> CustomResult<api_models::webhooks::IncomingWebhookEvent, errors::ConnectorError> {
        #[cfg(feature = "payouts")]
        {
            let body: worldpayxml::WorldpayXmlWebhookBody =
                utils::deserialize_xml_to_struct(request.body)?;
            Ok(worldpayxml::get_payout_webhook_event(
                body.notify.order_status_event.payment.last_event,
            ))
        }
        #[cfg(not(feature = "payouts"))]
        {
            Err(report!(errors::ConnectorError::WebhooksNotImplemented))
        }
    }

    fn get_webhook_resource_object(
        &self,
        #[cfg(feature = "payouts")] request: &webhooks::IncomingWebhookRequestDetails<'_>,
        #[cfg(not(feature = "payouts"))] _request: &webhooks::IncomingWebhookRequestDetails<'_>,
    ) -> CustomResult<Box<dyn masking::ErasedMaskSerialize>, errors::ConnectorError> {
        #[cfg(feature = "payouts")]
        {
            let body: worldpayxml::WorldpayXmlWebhookBody =
                utils::deserialize_xml_to_struct(request.body)?;
            Ok(Box::new(body))
        }
        #[cfg(not(feature = "payouts"))]
        {
            Err(report!(errors::ConnectorError::WebhooksNotImplemented))
        }
    }
}

static WORLDPAYXML_SUPPORTED_PAYMENT_METHODS: LazyLock<SupportedPaymentMethods> =
    LazyLock::new(|| {
        let supported_capture_methods = vec![
            common_enums::CaptureMethod::Automatic,
            common_enums::CaptureMethod::Manual,
            common_enums::CaptureMethod::SequentialAutomatic,
        ];

        let supported_card_network = vec![
            common_enums::CardNetwork::AmericanExpress,
            common_enums::CardNetwork::CartesBancaires,
            common_enums::CardNetwork::DinersClub,
            common_enums::CardNetwork::JCB,
            common_enums::CardNetwork::Maestro,
            common_enums::CardNetwork::Mastercard,
            common_enums::CardNetwork::Visa,
        ];

        let mut worldpayxml_supported_payment_methods = SupportedPaymentMethods::new();

        worldpayxml_supported_payment_methods.add(
            common_enums::PaymentMethod::Card,
            common_enums::PaymentMethodType::Credit,
            PaymentMethodDetails {
                mandates: common_enums::FeatureStatus::NotSupported,
                refunds: common_enums::FeatureStatus::Supported,
                supported_capture_methods: supported_capture_methods.clone(),
                specific_features: Some(
                    api_models::feature_matrix::PaymentMethodSpecificFeatures::Card({
                        api_models::feature_matrix::CardSpecificFeatures {
                            three_ds: common_enums::FeatureStatus::NotSupported,
                            no_three_ds: common_enums::FeatureStatus::Supported,
                            supported_card_networks: supported_card_network.clone(),
                        }
                    }),
                ),
            },
        );

        worldpayxml_supported_payment_methods.add(
            common_enums::PaymentMethod::Card,
            common_enums::PaymentMethodType::Debit,
            PaymentMethodDetails {
                mandates: common_enums::FeatureStatus::NotSupported,
                refunds: common_enums::FeatureStatus::Supported,
                supported_capture_methods: supported_capture_methods.clone(),
                specific_features: Some(
                    api_models::feature_matrix::PaymentMethodSpecificFeatures::Card({
                        api_models::feature_matrix::CardSpecificFeatures {
                            three_ds: common_enums::FeatureStatus::NotSupported,
                            no_three_ds: common_enums::FeatureStatus::Supported,
                            supported_card_networks: supported_card_network.clone(),
                        }
                    }),
                ),
            },
        );
        worldpayxml_supported_payment_methods
    });

static WORLDPAYXML_CONNECTOR_INFO: ConnectorInfo = ConnectorInfo {
    display_name: "Worldpay XML",
    description: "Worldpay is a payment gateway and PSP enabling secure online transactions",
    connector_type: common_enums::HyperswitchConnectorCategory::PaymentGateway,
    integration_status: common_enums::ConnectorIntegrationStatus::Sandbox,
};

static WORLDPAYXML_SUPPORTED_WEBHOOK_FLOWS: [common_enums::EventClass; 0] = [];

impl ConnectorSpecifications for Worldpayxml {
    fn get_connector_about(&self) -> Option<&'static ConnectorInfo> {
        Some(&WORLDPAYXML_CONNECTOR_INFO)
    }

    fn get_supported_payment_methods(&self) -> Option<&'static SupportedPaymentMethods> {
        Some(&*WORLDPAYXML_SUPPORTED_PAYMENT_METHODS)
    }

    fn get_supported_webhook_flows(&self) -> Option<&'static [common_enums::EventClass]> {
        Some(&WORLDPAYXML_SUPPORTED_WEBHOOK_FLOWS)
    }

    #[cfg(feature = "v1")]
    fn generate_connector_request_reference_id(
        &self,
        payment_intent: &hyperswitch_domain_models::payments::PaymentIntent,
        payment_attempt: &hyperswitch_domain_models::payments::payment_attempt::PaymentAttempt,
        is_config_enabled_to_send_payment_id_as_connector_request_id: bool,
    ) -> String {
        if is_config_enabled_to_send_payment_id_as_connector_request_id
            && payment_intent.is_payment_id_from_merchant.unwrap_or(false)
        {
            payment_attempt.payment_id.get_string_repr().to_owned()
        } else {
            let max_payment_reference_id_length =
                worldpayxml::worldpayxml_constants::MAX_PAYMENT_REFERENCE_ID_LENGTH;
            nanoid::nanoid!(max_payment_reference_id_length)
        }
    }
}


// File: crates/hyperswitch_connectors/src/connectors/boku.rs

pub mod transformers;
use std::sync::LazyLock;

use api_models::webhooks::{IncomingWebhookEvent, ObjectReferenceId};
use common_enums::enums;
use common_utils::{
    errors::CustomResult,
    ext_traits::{BytesExt, OptionExt, XmlExt},
    request::{Method, Request, RequestBuilder, RequestContent},
    types::{AmountConvertor, MinorUnit, MinorUnitForConnector},
};
use error_stack::{report, Report, ResultExt};
use hyperswitch_domain_models::{
    router_data::{AccessToken, ErrorResponse, RouterData},
    router_flow_types::{
        access_token_auth::AccessTokenAuth,
        payments::{Authorize, Capture, PSync, PaymentMethodToken, Session, SetupMandate, Void},
        refunds::{Execute, RSync},
    },
    router_request_types::{
        AccessTokenRequestData, PaymentMethodTokenizationData, PaymentsAuthorizeData,
        PaymentsCancelData, PaymentsCaptureData, PaymentsSessionData, PaymentsSyncData,
        RefundsData, SetupMandateRequestData,
    },
    router_response_types::{
        ConnectorInfo, PaymentMethodDetails, PaymentsResponseData, RefundsResponseData,
        SupportedPaymentMethods, SupportedPaymentMethodsExt,
    },
    types::{
        PaymentsAuthorizeRouterData, PaymentsCaptureRouterData, PaymentsSyncRouterData,
        RefundSyncRouterData, RefundsRouterData,
    },
};
use hyperswitch_interfaces::{
    api::{
        self, ConnectorCommon, ConnectorCommonExt, ConnectorIntegration, ConnectorSpecifications,
        ConnectorValidation,
    },
    configs::Connectors,
    consts::NO_ERROR_CODE,
    errors,
    events::connector_api_logs::ConnectorEvent,
    types::{self, Response},
    webhooks::{IncomingWebhook, IncomingWebhookRequestDetails},
};
use masking::{ExposeInterface, Mask, PeekInterface, Secret, WithType};
use ring::hmac;
use router_env::logger;
use time::OffsetDateTime;
use transformers as boku;

use crate::{
    constants::{headers, UNSUPPORTED_ERROR_MESSAGE},
    metrics,
    types::ResponseRouterData,
    utils::convert_amount,
};

#[derive(Clone)]
pub struct Boku {
    amount_converter: &'static (dyn AmountConvertor<Output = MinorUnit> + Sync),
}

impl Boku {
    pub fn new() -> &'static Self {
        &Self {
            amount_converter: &MinorUnitForConnector,
        }
    }
}

impl api::Payment for Boku {}
impl api::PaymentSession for Boku {}
impl api::ConnectorAccessToken for Boku {}
impl api::MandateSetup for Boku {}
impl api::PaymentAuthorize for Boku {}
impl api::PaymentSync for Boku {}
impl api::PaymentCapture for Boku {}
impl api::PaymentVoid for Boku {}
impl api::Refund for Boku {}
impl api::RefundExecute for Boku {}
impl api::RefundSync for Boku {}
impl api::PaymentToken for Boku {}

impl ConnectorIntegration<PaymentMethodToken, PaymentMethodTokenizationData, PaymentsResponseData>
    for Boku
{
    // Not Implemented (R)
}

impl<Flow, Request, Response> ConnectorCommonExt<Flow, Request, Response> for Boku
where
    Self: ConnectorIntegration<Flow, Request, Response>,
{
    fn build_headers(
        &self,
        req: &RouterData<Flow, Request, Response>,
        connectors: &Connectors,
    ) -> CustomResult<Vec<(String, masking::Maskable<String>)>, errors::ConnectorError> {
        let connector_auth = boku::BokuAuthType::try_from(&req.connector_auth_type)?;

        let boku_url = Self::get_url(self, req, connectors)?;

        let content_type = Self::common_get_content_type(self);

        let connector_method = Self::get_http_method(self);

        let timestamp = OffsetDateTime::now_utc().unix_timestamp_nanos() / 1_000_000;

        let secret_key = boku::BokuAuthType::try_from(&req.connector_auth_type)?
            .key_id
            .expose();

        let to_sign = format!(
            "{} {}\nContent-Type: {}\n{}",
            connector_method, boku_url, &content_type, timestamp
        );

        let key = hmac::Key::new(hmac::HMAC_SHA256, secret_key.as_bytes());

        let tag = hmac::sign(&key, to_sign.as_bytes());

        let signature = hex::encode(tag);

        let auth_val = format!("2/HMAC_SHA256(H+SHA256(E)) timestamp={timestamp}, signature={signature} signed-headers=Content-Type, key-id={}", connector_auth.key_id.peek());

        let header = vec![
            (headers::CONTENT_TYPE.to_string(), content_type.into()),
            (headers::AUTHORIZATION.to_string(), auth_val.into_masked()),
        ];

        Ok(header)
    }
}

impl ConnectorCommon for Boku {
    fn id(&self) -> &'static str {
        "boku"
    }

    fn common_get_content_type(&self) -> &'static str {
        "text/xml;charset=utf-8"
    }

    fn base_url<'a>(&self, connectors: &'a Connectors) -> &'a str {
        connectors.boku.base_url.as_ref()
    }

    fn build_error_response(
        &self,
        res: Response,
        event_builder: Option<&mut ConnectorEvent>,
    ) -> CustomResult<ErrorResponse, errors::ConnectorError> {
        let response_data: Result<boku::BokuErrorResponse, Report<errors::ConnectorError>> = res
            .response
            .parse_struct("boku::BokuErrorResponse")
            .change_context(errors::ConnectorError::ResponseDeserializationFailed);

        match response_data {
            Ok(response) => {
                event_builder.map(|i| i.set_response_body(&response));
                router_env::logger::info!(connector_response=?response);
                Ok(ErrorResponse {
                    status_code: res.status_code,
                    code: response.code,
                    message: response.message,
                    reason: response.reason,
                    attempt_status: None,
                    connector_transaction_id: None,
                    network_advice_code: None,
                    network_decline_code: None,
                    network_error_message: None,
                    connector_metadata: None,
                })
            }
            Err(_) => get_xml_deserialized(res, event_builder),
        }
    }
}

impl ConnectorValidation for Boku {}

impl ConnectorIntegration<Session, PaymentsSessionData, PaymentsResponseData> for Boku {
    //TODO: implement sessions flow
}

impl ConnectorIntegration<AccessTokenAuth, AccessTokenRequestData, AccessToken> for Boku {}

impl ConnectorIntegration<SetupMandate, SetupMandateRequestData, PaymentsResponseData> for Boku {
    fn build_request(
        &self,
        _req: &RouterData<SetupMandate, SetupMandateRequestData, PaymentsResponseData>,
        _connectors: &Connectors,
    ) -> CustomResult<Option<Request>, errors::ConnectorError> {
        Err(
            errors::ConnectorError::NotImplemented("Setup Mandate flow for Boku".to_string())
                .into(),
        )
    }
}

impl ConnectorIntegration<Authorize, PaymentsAuthorizeData, PaymentsResponseData> for Boku {
    fn get_headers(
        &self,
        req: &PaymentsAuthorizeRouterData,
        connectors: &Connectors,
    ) -> CustomResult<Vec<(String, masking::Maskable<String>)>, errors::ConnectorError> {
        self.build_headers(req, connectors)
    }

    fn get_http_method(&self) -> Method {
        Method::Post
    }

    fn get_content_type(&self) -> &'static str {
        self.common_get_content_type()
    }

    fn get_url(
        &self,
        req: &PaymentsAuthorizeRouterData,
        connectors: &Connectors,
    ) -> CustomResult<String, errors::ConnectorError> {
        let boku_url = get_country_url(
            req.connector_meta_data.clone(),
            self.base_url(connectors).to_string(),
        )?;

        Ok(format!("{boku_url}/billing/3.0/begin-single-charge"))
    }

    fn get_request_body(
        &self,
        req: &PaymentsAuthorizeRouterData,
        _connectors: &Connectors,
    ) -> CustomResult<RequestContent, errors::ConnectorError> {
        let amount = convert_amount(
            self.amount_converter,
            req.request.minor_amount,
            req.request.currency,
        )?;

        let connector_router_data = boku::BokuRouterData::from((amount, req));
        let connector_req = boku::BokuPaymentsRequest::try_from(&connector_router_data)?;
        Ok(RequestContent::Xml(Box::new(connector_req)))
    }

    fn build_request(
        &self,
        req: &PaymentsAuthorizeRouterData,
        connectors: &Connectors,
    ) -> CustomResult<Option<Request>, errors::ConnectorError> {
        Ok(Some(
            RequestBuilder::new()
                .method(Method::Post)
                .url(&types::PaymentsAuthorizeType::get_url(
                    self, req, connectors,
                )?)
                .attach_default_headers()
                .headers(types::PaymentsAuthorizeType::get_headers(
                    self, req, connectors,
                )?)
                .set_body(types::PaymentsAuthorizeType::get_request_body(
                    self, req, connectors,
                )?)
                .build(),
        ))
    }

    fn handle_response(
        &self,
        data: &PaymentsAuthorizeRouterData,
        event_builder: Option<&mut ConnectorEvent>,
        res: Response,
    ) -> CustomResult<PaymentsAuthorizeRouterData, errors::ConnectorError> {
        let response_data = String::from_utf8(res.response.to_vec())
            .change_context(errors::ConnectorError::ResponseDeserializationFailed)?;

        let response = response_data
            .parse_xml::<boku::BokuResponse>()
            .change_context(errors::ConnectorError::ResponseDeserializationFailed)?;
        event_builder.map(|i| i.set_response_body(&response));
        router_env::logger::info!(connector_response=?response);
        RouterData::try_from(ResponseRouterData {
            response,
            data: data.clone(),
            http_code: res.status_code,
        })
    }

    fn get_error_response(
        &self,
        res: Response,
        event_builder: Option<&mut ConnectorEvent>,
    ) -> CustomResult<ErrorResponse, errors::ConnectorError> {
        self.build_error_response(res, event_builder)
    }
}

impl ConnectorIntegration<PSync, PaymentsSyncData, PaymentsResponseData> for Boku {
    fn get_headers(
        &self,
        req: &PaymentsSyncRouterData,
        connectors: &Connectors,
    ) -> CustomResult<Vec<(String, masking::Maskable<String>)>, errors::ConnectorError> {
        self.build_headers(req, connectors)
    }

    fn get_content_type(&self) -> &'static str {
        self.common_get_content_type()
    }

    fn get_url(
        &self,
        req: &PaymentsSyncRouterData,
        connectors: &Connectors,
    ) -> CustomResult<String, errors::ConnectorError> {
        let boku_url = get_country_url(
            req.connector_meta_data.clone(),
            self.base_url(connectors).to_string(),
        )?;

        Ok(format!("{boku_url}/billing/3.0/query-charge"))
    }

    fn get_request_body(
        &self,
        req: &PaymentsSyncRouterData,
        _connectors: &Connectors,
    ) -> CustomResult<RequestContent, errors::ConnectorError> {
        let connector_req = boku::BokuPsyncRequest::try_from(req)?;
        Ok(RequestContent::Xml(Box::new(connector_req)))
    }

    fn build_request(
        &self,
        req: &PaymentsSyncRouterData,
        connectors: &Connectors,
    ) -> CustomResult<Option<Request>, errors::ConnectorError> {
        Ok(Some(
            RequestBuilder::new()
                .method(Method::Get)
                .url(&types::PaymentsSyncType::get_url(self, req, connectors)?)
                .attach_default_headers()
                .headers(types::PaymentsSyncType::get_headers(self, req, connectors)?)
                .set_body(types::PaymentsSyncType::get_request_body(
                    self, req, connectors,
                )?)
                .build(),
        ))
    }

    fn handle_response(
        &self,
        data: &PaymentsSyncRouterData,
        event_builder: Option<&mut ConnectorEvent>,
        res: Response,
    ) -> CustomResult<PaymentsSyncRouterData, errors::ConnectorError> {
        let response_data = String::from_utf8(res.response.to_vec())
            .change_context(errors::ConnectorError::ResponseDeserializationFailed)?;

        let response = response_data
            .parse_xml::<boku::BokuResponse>()
            .change_context(errors::ConnectorError::ResponseDeserializationFailed)?;
        event_builder.map(|i| i.set_response_body(&response));
        router_env::logger::info!(connector_response=?response);
        RouterData::try_from(ResponseRouterData {
            response,
            data: data.clone(),
            http_code: res.status_code,
        })
    }

    fn get_error_response(
        &self,
        res: Response,
        event_builder: Option<&mut ConnectorEvent>,
    ) -> CustomResult<ErrorResponse, errors::ConnectorError> {
        self.build_error_response(res, event_builder)
    }
}

impl ConnectorIntegration<Capture, PaymentsCaptureData, PaymentsResponseData> for Boku {
    fn get_headers(
        &self,
        req: &PaymentsCaptureRouterData,
        connectors: &Connectors,
    ) -> CustomResult<Vec<(String, masking::Maskable<String>)>, errors::ConnectorError> {
        self.build_headers(req, connectors)
    }

    fn get_content_type(&self) -> &'static str {
        self.common_get_content_type()
    }

    fn get_url(
        &self,
        _req: &PaymentsCaptureRouterData,
        _connectors: &Connectors,
    ) -> CustomResult<String, errors::ConnectorError> {
        Err(errors::ConnectorError::NotImplemented("get_url method".to_string()).into())
    }

    fn get_request_body(
        &self,
        _req: &PaymentsCaptureRouterData,
        _connectors: &Connectors,
    ) -> CustomResult<RequestContent, errors::ConnectorError> {
        Err(errors::ConnectorError::NotImplemented("get_request_body method".to_string()).into())
    }

    fn build_request(
        &self,
        req: &PaymentsCaptureRouterData,
        connectors: &Connectors,
    ) -> CustomResult<Option<Request>, errors::ConnectorError> {
        Ok(Some(
            RequestBuilder::new()
                .method(Method::Post)
                .url(&types::PaymentsCaptureType::get_url(self, req, connectors)?)
                .attach_default_headers()
                .headers(types::PaymentsCaptureType::get_headers(
                    self, req, connectors,
                )?)
                .set_body(types::PaymentsCaptureType::get_request_body(
                    self, req, connectors,
                )?)
                .build(),
        ))
    }

    fn handle_response(
        &self,
        data: &PaymentsCaptureRouterData,
        event_builder: Option<&mut ConnectorEvent>,
        res: Response,
    ) -> CustomResult<PaymentsCaptureRouterData, errors::ConnectorError> {
        let response_data = String::from_utf8(res.response.to_vec())
            .change_context(errors::ConnectorError::ResponseDeserializationFailed)?;

        let response = response_data
            .parse_xml::<boku::BokuResponse>()
            .change_context(errors::ConnectorError::ResponseDeserializationFailed)?;
        event_builder.map(|i| i.set_response_body(&response));
        router_env::logger::info!(connector_response=?response);
        RouterData::try_from(ResponseRouterData {
            response,
            data: data.clone(),
            http_code: res.status_code,
        })
    }

    fn get_error_response(
        &self,
        res: Response,
        event_builder: Option<&mut ConnectorEvent>,
    ) -> CustomResult<ErrorResponse, errors::ConnectorError> {
        self.build_error_response(res, event_builder)
    }
}

impl ConnectorIntegration<Void, PaymentsCancelData, PaymentsResponseData> for Boku {}

impl ConnectorIntegration<Execute, RefundsData, RefundsResponseData> for Boku {
    fn get_headers(
        &self,
        req: &RefundsRouterData<Execute>,
        connectors: &Connectors,
    ) -> CustomResult<Vec<(String, masking::Maskable<String>)>, errors::ConnectorError> {
        self.build_headers(req, connectors)
    }

    fn get_content_type(&self) -> &'static str {
        self.common_get_content_type()
    }

    fn get_url(
        &self,
        req: &RefundsRouterData<Execute>,
        connectors: &Connectors,
    ) -> CustomResult<String, errors::ConnectorError> {
        let boku_url = get_country_url(
            req.connector_meta_data.clone(),
            self.base_url(connectors).to_string(),
        )?;

        Ok(format!("{boku_url}/billing/3.0/refund-charge"))
    }

    fn get_request_body(
        &self,
        req: &RefundsRouterData<Execute>,
        _connectors: &Connectors,
    ) -> CustomResult<RequestContent, errors::ConnectorError> {
        let refund_amount = convert_amount(
            self.amount_converter,
            req.request.minor_refund_amount,
            req.request.currency,
        )?;

        let connector_router_data = boku::BokuRouterData::from((refund_amount, req));
        let connector_req = boku::BokuRefundRequest::try_from(&connector_router_data)?;
        Ok(RequestContent::Xml(Box::new(connector_req)))
    }

    fn build_request(
        &self,
        req: &RefundsRouterData<Execute>,
        connectors: &Connectors,
    ) -> CustomResult<Option<Request>, errors::ConnectorError> {
        let request = RequestBuilder::new()
            .method(Method::Post)
            .url(&types::RefundExecuteType::get_url(self, req, connectors)?)
            .attach_default_headers()
            .headers(types::RefundExecuteType::get_headers(
                self, req, connectors,
            )?)
            .set_body(types::RefundExecuteType::get_request_body(
                self, req, connectors,
            )?)
            .build();
        Ok(Some(request))
    }

    fn handle_response(
        &self,
        data: &RefundsRouterData<Execute>,
        event_builder: Option<&mut ConnectorEvent>,
        res: Response,
    ) -> CustomResult<RefundsRouterData<Execute>, errors::ConnectorError> {
        let response: boku::RefundResponse = res
            .response
            .parse_struct("boku RefundResponse")
            .change_context(errors::ConnectorError::ResponseDeserializationFailed)?;

        event_builder.map(|i| i.set_error_response_body(&response));
        router_env::logger::info!(connector_response=?response);

        RouterData::try_from(ResponseRouterData {
            response,
            data: data.clone(),
            http_code: res.status_code,
        })
    }

    fn get_error_response(
        &self,
        res: Response,
        event_builder: Option<&mut ConnectorEvent>,
    ) -> CustomResult<ErrorResponse, errors::ConnectorError> {
        self.build_error_response(res, event_builder)
    }
}

impl ConnectorIntegration<RSync, RefundsData, RefundsResponseData> for Boku {
    fn get_headers(
        &self,
        req: &RefundSyncRouterData,
        connectors: &Connectors,
    ) -> CustomResult<Vec<(String, masking::Maskable<String>)>, errors::ConnectorError> {
        self.build_headers(req, connectors)
    }

    fn get_content_type(&self) -> &'static str {
        self.common_get_content_type()
    }

    fn get_url(
        &self,
        req: &RefundSyncRouterData,
        connectors: &Connectors,
    ) -> CustomResult<String, errors::ConnectorError> {
        let boku_url = get_country_url(
            req.connector_meta_data.clone(),
            self.base_url(connectors).to_string(),
        )?;

        Ok(format!("{boku_url}/billing/3.0/query-refund"))
    }

    fn get_request_body(
        &self,
        req: &RefundSyncRouterData,
        _connectors: &Connectors,
    ) -> CustomResult<RequestContent, errors::ConnectorError> {
        let connector_req = boku::BokuRsyncRequest::try_from(req)?;
        Ok(RequestContent::Xml(Box::new(connector_req)))
    }

    fn build_request(
        &self,
        req: &RefundSyncRouterData,
        connectors: &Connectors,
    ) -> CustomResult<Option<Request>, errors::ConnectorError> {
        Ok(Some(
            RequestBuilder::new()
                .method(Method::Get)
                .url(&types::RefundSyncType::get_url(self, req, connectors)?)
                .attach_default_headers()
                .headers(types::RefundSyncType::get_headers(self, req, connectors)?)
                .set_body(types::RefundSyncType::get_request_body(
                    self, req, connectors,
                )?)
                .build(),
        ))
    }

    fn handle_response(
        &self,
        data: &RefundSyncRouterData,
        event_builder: Option<&mut ConnectorEvent>,
        res: Response,
    ) -> CustomResult<RefundSyncRouterData, errors::ConnectorError> {
        let response: boku::BokuRsyncResponse = res
            .response
            .parse_struct("boku BokuRsyncResponse")
            .change_context(errors::ConnectorError::ResponseDeserializationFailed)?;
        event_builder.map(|i| i.set_response_body(&response));
        router_env::logger::info!(connector_response=?response);
        RouterData::try_from(ResponseRouterData {
            response,
            data: data.clone(),
            http_code: res.status_code,
        })
    }

    fn get_error_response(
        &self,
        res: Response,
        event_builder: Option<&mut ConnectorEvent>,
    ) -> CustomResult<ErrorResponse, errors::ConnectorError> {
        self.build_error_response(res, event_builder)
    }
}

#[async_trait::async_trait]
impl IncomingWebhook for Boku {
    fn get_webhook_object_reference_id(
        &self,
        _request: &IncomingWebhookRequestDetails<'_>,
    ) -> CustomResult<ObjectReferenceId, errors::ConnectorError> {
        Err(report!(errors::ConnectorError::WebhooksNotImplemented))
    }

    fn get_webhook_event_type(
        &self,
        _request: &IncomingWebhookRequestDetails<'_>,
    ) -> CustomResult<IncomingWebhookEvent, errors::ConnectorError> {
        Err(report!(errors::ConnectorError::WebhooksNotImplemented))
    }

    fn get_webhook_resource_object(
        &self,
        _request: &IncomingWebhookRequestDetails<'_>,
    ) -> CustomResult<Box<dyn masking::ErasedMaskSerialize>, errors::ConnectorError> {
        Err(report!(errors::ConnectorError::WebhooksNotImplemented))
    }
}

fn get_country_url(
    meta_data: Option<Secret<serde_json::Value, WithType>>,
    base_url: String,
) -> Result<String, Report<errors::ConnectorError>> {
    let conn_meta_data: boku::BokuMetaData = meta_data
        .parse_value("Object")
        .change_context(errors::ConnectorError::RequestEncodingFailed)?;

    Ok(base_url.replace('$', &conn_meta_data.country.to_lowercase()))
}

// validate xml format for the error
fn get_xml_deserialized(
    res: Response,
    event_builder: Option<&mut ConnectorEvent>,
) -> CustomResult<ErrorResponse, errors::ConnectorError> {
    metrics::CONNECTOR_RESPONSE_DESERIALIZATION_FAILURE
        .add(1, router_env::metric_attributes!(("connector", "boku")));

    let response_data = String::from_utf8(res.response.to_vec())
        .change_context(errors::ConnectorError::ResponseDeserializationFailed)?;

    event_builder.map(|i| i.set_error_response_body(&response_data));
    router_env::logger::info!(connector_response=?response_data);

    // check for whether the response is in xml format
    match roxmltree::Document::parse(&response_data) {
        // in case of unexpected response but in xml format
        Ok(_) => Err(errors::ConnectorError::ResponseDeserializationFailed)?,
        // in case of unexpected response but in html or string format
        Err(_) => {
            logger::error!("UNEXPECTED RESPONSE FROM CONNECTOR: {}", response_data);
            Ok(ErrorResponse {
                status_code: res.status_code,
                code: NO_ERROR_CODE.to_string(),
                message: UNSUPPORTED_ERROR_MESSAGE.to_string(),
                reason: Some(response_data),
                attempt_status: None,
                connector_transaction_id: None,
                network_advice_code: None,
                network_decline_code: None,
                network_error_message: None,
                connector_metadata: None,
            })
        }
    }
}

static BOKU_SUPPORTED_PAYMENT_METHODS: LazyLock<SupportedPaymentMethods> = LazyLock::new(|| {
    let supported_capture_methods = vec![
        enums::CaptureMethod::Automatic,
        enums::CaptureMethod::Manual,
        enums::CaptureMethod::SequentialAutomatic,
    ];

    let mut boku_supported_payment_methods = SupportedPaymentMethods::new();

    boku_supported_payment_methods.add(
        enums::PaymentMethod::Wallet,
        enums::PaymentMethodType::Dana,
        PaymentMethodDetails {
            mandates: enums::FeatureStatus::NotSupported,
            refunds: enums::FeatureStatus::Supported,
            supported_capture_methods: supported_capture_methods.clone(),
            specific_features: None,
        },
    );

    boku_supported_payment_methods.add(
        enums::PaymentMethod::Wallet,
        enums::PaymentMethodType::Gcash,
        PaymentMethodDetails {
            mandates: enums::FeatureStatus::NotSupported,
            refunds: enums::FeatureStatus::Supported,
            supported_capture_methods: supported_capture_methods.clone(),
            specific_features: None,
        },
    );

    boku_supported_payment_methods.add(
        enums::PaymentMethod::Wallet,
        enums::PaymentMethodType::GoPay,
        PaymentMethodDetails {
            mandates: enums::FeatureStatus::NotSupported,
            refunds: enums::FeatureStatus::Supported,
            supported_capture_methods: supported_capture_methods.clone(),
            specific_features: None,
        },
    );

    boku_supported_payment_methods.add(
        enums::PaymentMethod::Wallet,
        enums::PaymentMethodType::KakaoPay,
        PaymentMethodDetails {
            mandates: enums::FeatureStatus::NotSupported,
            refunds: enums::FeatureStatus::Supported,
            supported_capture_methods: supported_capture_methods.clone(),
            specific_features: None,
        },
    );

    boku_supported_payment_methods.add(
        enums::PaymentMethod::Wallet,
        enums::PaymentMethodType::Momo,
        PaymentMethodDetails {
            mandates: enums::FeatureStatus::NotSupported,
            refunds: enums::FeatureStatus::Supported,
            supported_capture_methods,
            specific_features: None,
        },
    );

    boku_supported_payment_methods
});

static BOKU_CONNECTOR_INFO: ConnectorInfo = ConnectorInfo {
    display_name: "Boku",
    description: "Boku, Inc. is a mobile payments company that allows businesses to collect online payments through both carrier billing and mobile wallets.",
    connector_type: enums::HyperswitchConnectorCategory::AlternativePaymentMethod,
    integration_status: enums::ConnectorIntegrationStatus::Alpha,
};

static BOKU_SUPPORTED_WEBHOOK_FLOWS: [enums::EventClass; 0] = [];

impl ConnectorSpecifications for Boku {
    fn get_connector_about(&self) -> Option<&'static ConnectorInfo> {
        Some(&BOKU_CONNECTOR_INFO)
    }

    fn get_supported_payment_methods(&self) -> Option<&'static SupportedPaymentMethods> {
        Some(&*BOKU_SUPPORTED_PAYMENT_METHODS)
    }

    fn get_supported_webhook_flows(&self) -> Option<&'static [enums::EventClass]> {
        Some(&BOKU_SUPPORTED_WEBHOOK_FLOWS)
    }
}


// File: crates/hyperswitch_connectors/src/connectors/paystack.rs

pub mod transformers;
use std::sync::LazyLock;

use common_enums::enums;
use common_utils::{
    crypto,
    errors::CustomResult,
    ext_traits::{ByteSliceExt, BytesExt},
    request::{Method, Request, RequestBuilder, RequestContent},
    types::{AmountConvertor, MinorUnit, MinorUnitForConnector},
};
use error_stack::ResultExt;
use hyperswitch_domain_models::{
    router_data::{AccessToken, ConnectorAuthType, ErrorResponse, RouterData},
    router_flow_types::{
        access_token_auth::AccessTokenAuth,
        payments::{Authorize, Capture, PSync, PaymentMethodToken, Session, SetupMandate, Void},
        refunds::{Execute, RSync},
    },
    router_request_types::{
        AccessTokenRequestData, PaymentMethodTokenizationData, PaymentsAuthorizeData,
        PaymentsCancelData, PaymentsCaptureData, PaymentsSessionData, PaymentsSyncData,
        RefundsData, SetupMandateRequestData,
    },
    router_response_types::{
        ConnectorInfo, PaymentMethodDetails, PaymentsResponseData, RefundsResponseData,
        SupportedPaymentMethods, SupportedPaymentMethodsExt,
    },
    types::{
        PaymentsAuthorizeRouterData, PaymentsCaptureRouterData, PaymentsSyncRouterData,
        RefundSyncRouterData, RefundsRouterData,
    },
};
use hyperswitch_interfaces::{
    api::{
        self, ConnectorCommon, ConnectorCommonExt, ConnectorIntegration, ConnectorSpecifications,
        ConnectorValidation,
    },
    configs::Connectors,
    errors,
    events::connector_api_logs::ConnectorEvent,
    types::{self, Response},
    webhooks,
};
use masking::{ExposeInterface, Mask};
use transformers as paystack;

use crate::{constants::headers, types::ResponseRouterData, utils};

#[derive(Clone)]
pub struct Paystack {
    amount_converter: &'static (dyn AmountConvertor<Output = MinorUnit> + Sync),
}

impl Paystack {
    pub fn new() -> &'static Self {
        &Self {
            amount_converter: &MinorUnitForConnector,
        }
    }
}

impl api::Payment for Paystack {}
impl api::PaymentSession for Paystack {}
impl api::ConnectorAccessToken for Paystack {}
impl api::MandateSetup for Paystack {}
impl api::PaymentAuthorize for Paystack {}
impl api::PaymentSync for Paystack {}
impl api::PaymentCapture for Paystack {}
impl api::PaymentVoid for Paystack {}
impl api::Refund for Paystack {}
impl api::RefundExecute for Paystack {}
impl api::RefundSync for Paystack {}
impl api::PaymentToken for Paystack {}

impl ConnectorIntegration<PaymentMethodToken, PaymentMethodTokenizationData, PaymentsResponseData>
    for Paystack
{
    // Not Implemented (R)
}

impl<Flow, Request, Response> ConnectorCommonExt<Flow, Request, Response> for Paystack
where
    Self: ConnectorIntegration<Flow, Request, Response>,
{
    fn build_headers(
        &self,
        req: &RouterData<Flow, Request, Response>,
        _connectors: &Connectors,
    ) -> CustomResult<Vec<(String, masking::Maskable<String>)>, errors::ConnectorError> {
        let mut header = vec![(
            headers::CONTENT_TYPE.to_string(),
            self.get_content_type().to_string().into(),
        )];
        let mut api_key = self.get_auth_header(&req.connector_auth_type)?;
        header.append(&mut api_key);
        Ok(header)
    }
}

impl ConnectorCommon for Paystack {
    fn id(&self) -> &'static str {
        "paystack"
    }

    fn get_currency_unit(&self) -> api::CurrencyUnit {
        api::CurrencyUnit::Minor
    }

    fn common_get_content_type(&self) -> &'static str {
        "application/json"
    }

    fn base_url<'a>(&self, connectors: &'a Connectors) -> &'a str {
        connectors.paystack.base_url.as_ref()
    }

    fn get_auth_header(
        &self,
        auth_type: &ConnectorAuthType,
    ) -> CustomResult<Vec<(String, masking::Maskable<String>)>, errors::ConnectorError> {
        let auth = paystack::PaystackAuthType::try_from(auth_type)
            .change_context(errors::ConnectorError::FailedToObtainAuthType)?;
        Ok(vec![(
            headers::AUTHORIZATION.to_string(),
            format!("Bearer {}", auth.api_key.expose()).into_masked(),
        )])
    }

    fn build_error_response(
        &self,
        res: Response,
        event_builder: Option<&mut ConnectorEvent>,
    ) -> CustomResult<ErrorResponse, errors::ConnectorError> {
        let response: paystack::PaystackErrorResponse = res
            .response
            .parse_struct("PaystackErrorResponse")
            .change_context(errors::ConnectorError::ResponseDeserializationFailed)?;

        event_builder.map(|i| i.set_response_body(&response));
        router_env::logger::info!(connector_response=?response);
        let error_message = paystack::get_error_message(response.clone());

        Ok(ErrorResponse {
            status_code: res.status_code,
            code: response.code,
            message: error_message,
            reason: Some(response.message),
            attempt_status: None,
            connector_transaction_id: None,
            network_advice_code: None,
            network_decline_code: None,
            network_error_message: None,
            connector_metadata: None,
        })
    }
}

impl ConnectorValidation for Paystack {
    //TODO: implement functions when support enabled
}

impl ConnectorIntegration<Session, PaymentsSessionData, PaymentsResponseData> for Paystack {
    //TODO: implement sessions flow
}

impl ConnectorIntegration<AccessTokenAuth, AccessTokenRequestData, AccessToken> for Paystack {}

impl ConnectorIntegration<SetupMandate, SetupMandateRequestData, PaymentsResponseData>
    for Paystack
{
}

impl ConnectorIntegration<Authorize, PaymentsAuthorizeData, PaymentsResponseData> for Paystack {
    fn get_headers(
        &self,
        req: &PaymentsAuthorizeRouterData,
        connectors: &Connectors,
    ) -> CustomResult<Vec<(String, masking::Maskable<String>)>, errors::ConnectorError> {
        self.build_headers(req, connectors)
    }

    fn get_content_type(&self) -> &'static str {
        self.common_get_content_type()
    }

    fn get_url(
        &self,
        _req: &PaymentsAuthorizeRouterData,
        connectors: &Connectors,
    ) -> CustomResult<String, errors::ConnectorError> {
        Ok(format!("{}/charge", self.base_url(connectors)))
    }

    fn get_request_body(
        &self,
        req: &PaymentsAuthorizeRouterData,
        _connectors: &Connectors,
    ) -> CustomResult<RequestContent, errors::ConnectorError> {
        let amount = utils::convert_amount(
            self.amount_converter,
            req.request.minor_amount,
            req.request.currency,
        )?;

        let connector_router_data = paystack::PaystackRouterData::from((amount, req));
        let connector_req = paystack::PaystackPaymentsRequest::try_from(&connector_router_data)?;
        Ok(RequestContent::Json(Box::new(connector_req)))
    }

    fn build_request(
        &self,
        req: &PaymentsAuthorizeRouterData,
        connectors: &Connectors,
    ) -> CustomResult<Option<Request>, errors::ConnectorError> {
        Ok(Some(
            RequestBuilder::new()
                .method(Method::Post)
                .url(&types::PaymentsAuthorizeType::get_url(
                    self, req, connectors,
                )?)
                .attach_default_headers()
                .headers(types::PaymentsAuthorizeType::get_headers(
                    self, req, connectors,
                )?)
                .set_body(types::PaymentsAuthorizeType::get_request_body(
                    self, req, connectors,
                )?)
                .build(),
        ))
    }

    fn handle_response(
        &self,
        data: &PaymentsAuthorizeRouterData,
        event_builder: Option<&mut ConnectorEvent>,
        res: Response,
    ) -> CustomResult<PaymentsAuthorizeRouterData, errors::ConnectorError> {
        let response: paystack::PaystackPaymentsResponse = res
            .response
            .parse_struct("Paystack PaymentsAuthorizeResponse")
            .change_context(errors::ConnectorError::ResponseDeserializationFailed)?;
        event_builder.map(|i| i.set_response_body(&response));
        router_env::logger::info!(connector_response=?response);
        RouterData::try_from(ResponseRouterData {
            response,
            data: data.clone(),
            http_code: res.status_code,
        })
    }

    fn get_error_response(
        &self,
        res: Response,
        event_builder: Option<&mut ConnectorEvent>,
    ) -> CustomResult<ErrorResponse, errors::ConnectorError> {
        self.build_error_response(res, event_builder)
    }
}

impl ConnectorIntegration<PSync, PaymentsSyncData, PaymentsResponseData> for Paystack {
    fn get_headers(
        &self,
        req: &PaymentsSyncRouterData,
        connectors: &Connectors,
    ) -> CustomResult<Vec<(String, masking::Maskable<String>)>, errors::ConnectorError> {
        self.build_headers(req, connectors)
    }

    fn get_content_type(&self) -> &'static str {
        self.common_get_content_type()
    }

    fn get_url(
        &self,
        req: &PaymentsSyncRouterData,
        connectors: &Connectors,
    ) -> CustomResult<String, errors::ConnectorError> {
        let connector_payment_id = req
            .request
            .connector_transaction_id
            .get_connector_transaction_id()
            .change_context(errors::ConnectorError::MissingConnectorTransactionID)?;
        Ok(format!(
            "{}{}{}",
            self.base_url(connectors),
            "/transaction/verify/",
            connector_payment_id,
        ))
    }

    fn build_request(
        &self,
        req: &PaymentsSyncRouterData,
        connectors: &Connectors,
    ) -> CustomResult<Option<Request>, errors::ConnectorError> {
        Ok(Some(
            RequestBuilder::new()
                .method(Method::Get)
                .url(&types::PaymentsSyncType::get_url(self, req, connectors)?)
                .attach_default_headers()
                .headers(types::PaymentsSyncType::get_headers(self, req, connectors)?)
                .build(),
        ))
    }

    fn handle_response(
        &self,
        data: &PaymentsSyncRouterData,
        event_builder: Option<&mut ConnectorEvent>,
        res: Response,
    ) -> CustomResult<PaymentsSyncRouterData, errors::ConnectorError> {
        let response: paystack::PaystackPSyncResponse = res
            .response
            .parse_struct("paystack PaymentsSyncResponse")
            .change_context(errors::ConnectorError::ResponseDeserializationFailed)?;
        event_builder.map(|i| i.set_response_body(&response));
        router_env::logger::info!(connector_response=?response);
        RouterData::try_from(ResponseRouterData {
            response,
            data: data.clone(),
            http_code: res.status_code,
        })
    }

    fn get_error_response(
        &self,
        res: Response,
        event_builder: Option<&mut ConnectorEvent>,
    ) -> CustomResult<ErrorResponse, errors::ConnectorError> {
        self.build_error_response(res, event_builder)
    }
}

impl ConnectorIntegration<Capture, PaymentsCaptureData, PaymentsResponseData> for Paystack {
    fn get_headers(
        &self,
        req: &PaymentsCaptureRouterData,
        connectors: &Connectors,
    ) -> CustomResult<Vec<(String, masking::Maskable<String>)>, errors::ConnectorError> {
        self.build_headers(req, connectors)
    }

    fn get_content_type(&self) -> &'static str {
        self.common_get_content_type()
    }

    fn get_url(
        &self,
        _req: &PaymentsCaptureRouterData,
        _connectors: &Connectors,
    ) -> CustomResult<String, errors::ConnectorError> {
        Err(errors::ConnectorError::NotImplemented("get_url method".to_string()).into())
    }

    fn get_request_body(
        &self,
        _req: &PaymentsCaptureRouterData,
        _connectors: &Connectors,
    ) -> CustomResult<RequestContent, errors::ConnectorError> {
        Err(errors::ConnectorError::NotImplemented("get_request_body method".to_string()).into())
    }

    fn build_request(
        &self,
        req: &PaymentsCaptureRouterData,
        connectors: &Connectors,
    ) -> CustomResult<Option<Request>, errors::ConnectorError> {
        Ok(Some(
            RequestBuilder::new()
                .method(Method::Post)
                .url(&types::PaymentsCaptureType::get_url(self, req, connectors)?)
                .attach_default_headers()
                .headers(types::PaymentsCaptureType::get_headers(
                    self, req, connectors,
                )?)
                .set_body(types::PaymentsCaptureType::get_request_body(
                    self, req, connectors,
                )?)
                .build(),
        ))
    }

    fn handle_response(
        &self,
        data: &PaymentsCaptureRouterData,
        event_builder: Option<&mut ConnectorEvent>,
        res: Response,
    ) -> CustomResult<PaymentsCaptureRouterData, errors::ConnectorError> {
        let response: paystack::PaystackPaymentsResponse = res
            .response
            .parse_struct("Paystack PaymentsCaptureResponse")
            .change_context(errors::ConnectorError::ResponseDeserializationFailed)?;
        event_builder.map(|i| i.set_response_body(&response));
        router_env::logger::info!(connector_response=?response);
        RouterData::try_from(ResponseRouterData {
            response,
            data: data.clone(),
            http_code: res.status_code,
        })
    }

    fn get_error_response(
        &self,
        res: Response,
        event_builder: Option<&mut ConnectorEvent>,
    ) -> CustomResult<ErrorResponse, errors::ConnectorError> {
        self.build_error_response(res, event_builder)
    }
}

impl ConnectorIntegration<Void, PaymentsCancelData, PaymentsResponseData> for Paystack {}

impl ConnectorIntegration<Execute, RefundsData, RefundsResponseData> for Paystack {
    fn get_headers(
        &self,
        req: &RefundsRouterData<Execute>,
        connectors: &Connectors,
    ) -> CustomResult<Vec<(String, masking::Maskable<String>)>, errors::ConnectorError> {
        self.build_headers(req, connectors)
    }

    fn get_content_type(&self) -> &'static str {
        self.common_get_content_type()
    }

    fn get_url(
        &self,
        _req: &RefundsRouterData<Execute>,
        connectors: &Connectors,
    ) -> CustomResult<String, errors::ConnectorError> {
        Ok(format!("{}/refund", self.base_url(connectors)))
    }

    fn get_request_body(
        &self,
        req: &RefundsRouterData<Execute>,
        _connectors: &Connectors,
    ) -> CustomResult<RequestContent, errors::ConnectorError> {
        let refund_amount = utils::convert_amount(
            self.amount_converter,
            req.request.minor_refund_amount,
            req.request.currency,
        )?;

        let connector_router_data = paystack::PaystackRouterData::from((refund_amount, req));
        let connector_req = paystack::PaystackRefundRequest::try_from(&connector_router_data)?;
        Ok(RequestContent::Json(Box::new(connector_req)))
    }

    fn build_request(
        &self,
        req: &RefundsRouterData<Execute>,
        connectors: &Connectors,
    ) -> CustomResult<Option<Request>, errors::ConnectorError> {
        let request = RequestBuilder::new()
            .method(Method::Post)
            .url(&types::RefundExecuteType::get_url(self, req, connectors)?)
            .attach_default_headers()
            .headers(types::RefundExecuteType::get_headers(
                self, req, connectors,
            )?)
            .set_body(types::RefundExecuteType::get_request_body(
                self, req, connectors,
            )?)
            .build();
        Ok(Some(request))
    }

    fn handle_response(
        &self,
        data: &RefundsRouterData<Execute>,
        event_builder: Option<&mut ConnectorEvent>,
        res: Response,
    ) -> CustomResult<RefundsRouterData<Execute>, errors::ConnectorError> {
        let response: paystack::PaystackRefundsResponse = res
            .response
            .parse_struct("paystack RefundResponse")
            .change_context(errors::ConnectorError::ResponseDeserializationFailed)?;
        event_builder.map(|i| i.set_response_body(&response));
        router_env::logger::info!(connector_response=?response);
        RouterData::try_from(ResponseRouterData {
            response,
            data: data.clone(),
            http_code: res.status_code,
        })
    }

    fn get_error_response(
        &self,
        res: Response,
        event_builder: Option<&mut ConnectorEvent>,
    ) -> CustomResult<ErrorResponse, errors::ConnectorError> {
        self.build_error_response(res, event_builder)
    }
}

impl ConnectorIntegration<RSync, RefundsData, RefundsResponseData> for Paystack {
    fn get_headers(
        &self,
        req: &RefundSyncRouterData,
        connectors: &Connectors,
    ) -> CustomResult<Vec<(String, masking::Maskable<String>)>, errors::ConnectorError> {
        self.build_headers(req, connectors)
    }

    fn get_content_type(&self) -> &'static str {
        self.common_get_content_type()
    }

    fn get_url(
        &self,
        req: &RefundSyncRouterData,
        connectors: &Connectors,
    ) -> CustomResult<String, errors::ConnectorError> {
        let connector_refund_id = req
            .request
            .connector_refund_id
            .clone()
            .ok_or(errors::ConnectorError::MissingConnectorRefundID)?;
        Ok(format!(
            "{}{}{}",
            self.base_url(connectors),
            "/refund/",
            connector_refund_id,
        ))
    }

    fn build_request(
        &self,
        req: &RefundSyncRouterData,
        connectors: &Connectors,
    ) -> CustomResult<Option<Request>, errors::ConnectorError> {
        Ok(Some(
            RequestBuilder::new()
                .method(Method::Get)
                .url(&types::RefundSyncType::get_url(self, req, connectors)?)
                .attach_default_headers()
                .headers(types::RefundSyncType::get_headers(self, req, connectors)?)
                .set_body(types::RefundSyncType::get_request_body(
                    self, req, connectors,
                )?)
                .build(),
        ))
    }

    fn handle_response(
        &self,
        data: &RefundSyncRouterData,
        event_builder: Option<&mut ConnectorEvent>,
        res: Response,
    ) -> CustomResult<RefundSyncRouterData, errors::ConnectorError> {
        let response: paystack::PaystackRefundsResponse = res
            .response
            .parse_struct("paystack RefundSyncResponse")
            .change_context(errors::ConnectorError::ResponseDeserializationFailed)?;
        event_builder.map(|i| i.set_response_body(&response));
        router_env::logger::info!(connector_response=?response);
        RouterData::try_from(ResponseRouterData {
            response,
            data: data.clone(),
            http_code: res.status_code,
        })
    }

    fn get_error_response(
        &self,
        res: Response,
        event_builder: Option<&mut ConnectorEvent>,
    ) -> CustomResult<ErrorResponse, errors::ConnectorError> {
        self.build_error_response(res, event_builder)
    }
}

#[async_trait::async_trait]
impl webhooks::IncomingWebhook for Paystack {
    fn get_webhook_source_verification_algorithm(
        &self,
        _request: &webhooks::IncomingWebhookRequestDetails<'_>,
    ) -> CustomResult<Box<dyn crypto::VerifySignature + Send>, errors::ConnectorError> {
        Ok(Box::new(crypto::HmacSha512))
    }

    fn get_webhook_source_verification_signature(
        &self,
        request: &webhooks::IncomingWebhookRequestDetails<'_>,
        _connector_webhook_secrets: &api_models::webhooks::ConnectorWebhookSecrets,
    ) -> CustomResult<Vec<u8>, errors::ConnectorError> {
        let signature = utils::get_header_key_value("x-paystack-signature", request.headers)
            .change_context(errors::ConnectorError::WebhookSignatureNotFound)?;

        hex::decode(signature)
            .change_context(errors::ConnectorError::WebhookVerificationSecretInvalid)
    }

    fn get_webhook_source_verification_message(
        &self,
        request: &webhooks::IncomingWebhookRequestDetails<'_>,
        _merchant_id: &common_utils::id_type::MerchantId,
        _connector_webhook_secrets: &api_models::webhooks::ConnectorWebhookSecrets,
    ) -> CustomResult<Vec<u8>, errors::ConnectorError> {
        let message = std::str::from_utf8(request.body)
            .change_context(errors::ConnectorError::WebhookSourceVerificationFailed)?;
        Ok(message.to_string().into_bytes())
    }

    fn get_webhook_object_reference_id(
        &self,
        request: &webhooks::IncomingWebhookRequestDetails<'_>,
    ) -> CustomResult<api_models::webhooks::ObjectReferenceId, errors::ConnectorError> {
        let webhook_body = request
            .body
            .parse_struct::<paystack::PaystackWebhookData>("PaystackWebhookData")
            .change_context(errors::ConnectorError::WebhookBodyDecodingFailed)?;
        match webhook_body.data {
            paystack::PaystackWebhookEventData::Payment(data) => {
                Ok(api_models::webhooks::ObjectReferenceId::PaymentId(
                    api_models::payments::PaymentIdType::ConnectorTransactionId(data.reference),
                ))
            }
            paystack::PaystackWebhookEventData::Refund(data) => {
                Ok(api_models::webhooks::ObjectReferenceId::RefundId(
                    api_models::webhooks::RefundIdType::ConnectorRefundId(data.id),
                ))
            }
        }
    }

    fn get_webhook_event_type(
        &self,
        request: &webhooks::IncomingWebhookRequestDetails<'_>,
    ) -> CustomResult<api_models::webhooks::IncomingWebhookEvent, errors::ConnectorError> {
        let webhook_body = request
            .body
            .parse_struct::<paystack::PaystackWebhookData>("PaystackWebhookData")
            .change_context(errors::ConnectorError::WebhookBodyDecodingFailed)?;
        Ok(api_models::webhooks::IncomingWebhookEvent::from(
            webhook_body.data,
        ))
    }

    fn get_webhook_resource_object(
        &self,
        request: &webhooks::IncomingWebhookRequestDetails<'_>,
    ) -> CustomResult<Box<dyn masking::ErasedMaskSerialize>, errors::ConnectorError> {
        let webhook_body = request
            .body
            .parse_struct::<paystack::PaystackWebhookData>("PaystackWebhookData")
            .change_context(errors::ConnectorError::WebhookBodyDecodingFailed)?;
        Ok(match webhook_body.data {
            paystack::PaystackWebhookEventData::Payment(payment_webhook_data) => {
                Box::new(payment_webhook_data)
            }
            paystack::PaystackWebhookEventData::Refund(refund_webhook_data) => {
                Box::new(refund_webhook_data)
            }
        })
    }
}

static PAYSTACK_SUPPORTED_PAYMENT_METHODS: LazyLock<SupportedPaymentMethods> =
    LazyLock::new(|| {
        let supported_capture_methods = vec![
            enums::CaptureMethod::Automatic,
            enums::CaptureMethod::SequentialAutomatic,
        ];

        let mut paystack_supported_payment_methods = SupportedPaymentMethods::new();

        paystack_supported_payment_methods.add(
            enums::PaymentMethod::BankRedirect,
            enums::PaymentMethodType::Eft,
            PaymentMethodDetails {
                mandates: enums::FeatureStatus::NotSupported,
                refunds: enums::FeatureStatus::Supported,
                supported_capture_methods,
                specific_features: None,
            },
        );

        paystack_supported_payment_methods
    });

static PAYSTACK_CONNECTOR_INFO: ConnectorInfo = ConnectorInfo {
    display_name: "Paystack",
    description: "Paystack is a Nigerian financial technology company that provides online and offline payment solutions to businesses across Africa.",
    connector_type: enums::HyperswitchConnectorCategory::PaymentGateway,
    integration_status: enums::ConnectorIntegrationStatus::Sandbox,
};

static PAYSTACK_SUPPORTED_WEBHOOK_FLOWS: [enums::EventClass; 2] =
    [enums::EventClass::Payments, enums::EventClass::Refunds];

impl ConnectorSpecifications for Paystack {
    fn get_connector_about(&self) -> Option<&'static ConnectorInfo> {
        Some(&PAYSTACK_CONNECTOR_INFO)
    }

    fn get_supported_payment_methods(&self) -> Option<&'static SupportedPaymentMethods> {
        Some(&*PAYSTACK_SUPPORTED_PAYMENT_METHODS)
    }

    fn get_supported_webhook_flows(&self) -> Option<&'static [enums::EventClass]> {
        Some(&PAYSTACK_SUPPORTED_WEBHOOK_FLOWS)
    }
}