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

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

use common_enums::{enums, CaptureMethod, PaymentMethod, PaymentMethodType};
use common_utils::{
    crypto,
    errors::CustomResult,
    ext_traits::{ByteSliceExt, BytesExt, ValueExt},
    request::{Method, Request, RequestBuilder, RequestContent},
    types::{AmountConvertor, StringMajorUnit, StringMajorUnitForConnector},
};
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, PeekInterface};
use transformers::{self as coingate, CoingateWebhookBody};

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

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

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

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

impl ConnectorIntegration<PaymentMethodToken, PaymentMethodTokenizationData, PaymentsResponseData>
    for Coingate
{
}

impl<Flow, Request, Response> ConnectorCommonExt<Flow, Request, Response> for Coingate
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 Coingate {
    fn id(&self) -> &'static str {
        "coingate"
    }

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

    fn common_get_content_type(&self) -> &'static str {
        "application/x-www-form-urlencoded"
    }

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

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

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

        event_builder.map(|i| i.set_response_body(&response));
        router_env::logger::info!(connector_response=?response);
        let reason = match &response.errors {
            Some(errors) => errors.join(" & "),
            None => response.reason.clone(),
        };

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

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

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

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

impl ConnectorIntegration<Authorize, PaymentsAuthorizeData, PaymentsResponseData> for Coingate {
    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!("{}{}", self.base_url(connectors), "/api/v2/orders"))
    }

    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 = coingate::CoingateRouterData::from((amount, req));
        let connector_req = coingate::CoingatePaymentsRequest::try_from(&connector_router_data)?;
        Ok(RequestContent::FormUrlEncoded(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: coingate::CoingatePaymentsResponse = res
            .response
            .parse_struct("Coingate 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 Coingate {
    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_id = req
            .request
            .connector_transaction_id
            .get_connector_transaction_id()
            .change_context(errors::ConnectorError::MissingConnectorTransactionID)?;
        Ok(format!(
            "{}/{}{}",
            self.base_url(connectors),
            "api/v2/orders/",
            connector_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: coingate::CoingateSyncResponse = res
            .response
            .parse_struct("coingate 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 Coingate {
    fn build_request(
        &self,
        _req: &PaymentsCaptureRouterData,
        _connectors: &Connectors,
    ) -> CustomResult<Option<Request>, errors::ConnectorError> {
        Err(errors::ConnectorError::FlowNotSupported {
            flow: "Capture".to_string(),
            connector: "Coingate".to_string(),
        }
        .into())
    }
}

impl ConnectorIntegration<Void, PaymentsCancelData, PaymentsResponseData> for Coingate {
    fn build_request(
        &self,
        _req: &RouterData<Void, PaymentsCancelData, PaymentsResponseData>,
        _connectors: &Connectors,
    ) -> CustomResult<Option<Request>, errors::ConnectorError> {
        Err(errors::ConnectorError::FlowNotSupported {
            flow: "Void".to_string(),
            connector: "Coingate".to_string(),
        }
        .into())
    }
}

impl ConnectorIntegration<Execute, RefundsData, RefundsResponseData> for Coingate {
    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 connector_payment_id = req.request.connector_transaction_id.clone();
        Ok(format!(
            "{}/api/v2/orders/{connector_payment_id}/refunds",
            self.base_url(connectors),
        ))
    }

    fn get_request_body(
        &self,
        req: &RefundsRouterData<Execute>,
        _connectors: &Connectors,
    ) -> CustomResult<RequestContent, errors::ConnectorError> {
        let amount = utils::convert_amount(
            self.amount_converter,
            req.request.minor_refund_amount,
            req.request.currency,
        )?;
        let connector_router_data = coingate::CoingateRouterData::from((amount, req));
        let connector_req = coingate::CoingateRefundRequest::try_from(&connector_router_data)?;
        Ok(RequestContent::FormUrlEncoded(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: coingate::CoingateRefundResponse = res
            .response
            .parse_struct("coingate 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 Coingate {
    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 order_id = req.request.connector_transaction_id.clone();
        let id = req.request.get_connector_refund_id()?;
        Ok(format!(
            "{}/api/v2/orders/{order_id}/refunds/{id}",
            self.base_url(connectors),
        ))
    }

    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)?)
                .build(),
        ))
    }

    fn handle_response(
        &self,
        req: &RefundSyncRouterData,
        event_builder: Option<&mut ConnectorEvent>,
        res: Response,
    ) -> CustomResult<RefundSyncRouterData, errors::ConnectorError> {
        let response: coingate::CoingateRefundResponse = res
            .response
            .parse_struct("coingate 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: req.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 ConnectorValidation for Coingate {}

#[async_trait::async_trait]
impl webhooks::IncomingWebhook for Coingate {
    fn get_webhook_source_verification_algorithm(
        &self,
        _request: &webhooks::IncomingWebhookRequestDetails<'_>,
    ) -> CustomResult<Box<dyn crypto::VerifySignature + Send>, errors::ConnectorError> {
        Ok(Box::new(crypto::HmacSha256))
    }

    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 notif: CoingateWebhookBody = request
            .body
            .parse_struct("CoingateWebhookBody")
            .change_context(errors::ConnectorError::WebhookReferenceIdNotFound)?;
        Ok(api_models::webhooks::ObjectReferenceId::PaymentId(
            api_models::payments::PaymentIdType::ConnectorTransactionId(notif.id.to_string()),
        ))
    }

    fn get_webhook_event_type(
        &self,
        request: &webhooks::IncomingWebhookRequestDetails<'_>,
    ) -> CustomResult<api_models::webhooks::IncomingWebhookEvent, errors::ConnectorError> {
        let notif: CoingateWebhookBody = request
            .body
            .parse_struct("CoingateWebhookBody")
            .change_context(errors::ConnectorError::WebhookEventTypeNotFound)?;
        match notif.status {
            transformers::CoingatePaymentStatus::Pending => {
                Ok(api_models::webhooks::IncomingWebhookEvent::PaymentIntentProcessing)
            }
            transformers::CoingatePaymentStatus::Confirming
            | transformers::CoingatePaymentStatus::New => {
                Ok(api_models::webhooks::IncomingWebhookEvent::PaymentActionRequired)
            }
            transformers::CoingatePaymentStatus::Paid => {
                Ok(api_models::webhooks::IncomingWebhookEvent::PaymentIntentSuccess)
            }
            transformers::CoingatePaymentStatus::Invalid
            | transformers::CoingatePaymentStatus::Expired
            | transformers::CoingatePaymentStatus::Canceled => {
                Ok(api_models::webhooks::IncomingWebhookEvent::PaymentIntentFailure)
            }
        }
    }
    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: crypto::Encryptable<masking::Secret<serde_json::Value>>,
        _connector_label: &str,
    ) -> CustomResult<bool, errors::ConnectorError> {
        let connector_account_details: ConnectorAuthType = connector_account_details
            .parse_value::<ConnectorAuthType>("ConnectorAuthType")
            .change_context_lazy(|| errors::ConnectorError::WebhookSourceVerificationFailed)?;
        let auth_type = coingate::CoingateAuthType::try_from(&connector_account_details)?;
        let secret_key = auth_type.merchant_token.expose();
        let request_body: CoingateWebhookBody = request
            .body
            .parse_struct("CoingateWebhookBody")
            .change_context(errors::ConnectorError::WebhookReferenceIdNotFound)?;

        let token = request_body.token.expose();
        Ok(secret_key == token)
    }
    fn get_webhook_resource_object(
        &self,
        request: &webhooks::IncomingWebhookRequestDetails<'_>,
    ) -> CustomResult<Box<dyn masking::ErasedMaskSerialize>, errors::ConnectorError> {
        let notif: CoingateWebhookBody = request
            .body
            .parse_struct("CoingateWebhookBody")
            .change_context(errors::ConnectorError::WebhookBodyDecodingFailed)?;

        Ok(Box::new(notif))
    }
}

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

        let mut coingate_supported_payment_methods = SupportedPaymentMethods::new();

        coingate_supported_payment_methods.add(
            PaymentMethod::Crypto,
            PaymentMethodType::CryptoCurrency,
            PaymentMethodDetails {
                mandates: enums::FeatureStatus::NotSupported,
                refunds: enums::FeatureStatus::Supported,
                supported_capture_methods,
                specific_features: None,
            },
        );

        coingate_supported_payment_methods
    });

static COINGATE_CONNECTOR_INFO: ConnectorInfo = ConnectorInfo {
    display_name: "Coingate",
    description: "CoinGate's online payment solution makes it easy for businesses to accept Bitcoin, Ethereum, stablecoins and other cryptocurrencies for payments on any website.",
    connector_type: enums::HyperswitchConnectorCategory::AlternativePaymentMethod,
    integration_status: enums::ConnectorIntegrationStatus::Sandbox,
};

static COINGATE_SUPPORTED_WEBHOOK_FLOWS: [enums::EventClass; 1] = [enums::EventClass::Payments];

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

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

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


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

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

use base64::Engine;
use common_enums::enums;
use common_utils::{
    errors::CustomResult,
    ext_traits::BytesExt,
    request::{Method, Request, RequestBuilder, RequestContent},
    types::{AmountConvertor, MinorUnit, MinorUnitForConnector},
};
use error_stack::{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, PaymentsCancelRouterData, PaymentsCaptureRouterData,
        PaymentsSyncRouterData, RefundSyncRouterData, RefundsRouterData,
    },
};
use hyperswitch_interfaces::{
    api::{
        self, ConnectorCommon, ConnectorCommonExt, ConnectorIntegration, ConnectorSpecifications,
        ConnectorValidation,
    },
    configs::Connectors,
    consts, errors,
    events::connector_api_logs::ConnectorEvent,
    types::{self, RefreshTokenType, Response},
    webhooks,
};
use masking::{Mask, Maskable, PeekInterface};
use transformers::{self as jpmorgan, JpmorganErrorResponse};

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

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

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

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

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

impl<Flow, Request, Response> ConnectorCommonExt<Flow, Request, Response> for Jpmorgan
where
    Self: ConnectorIntegration<Flow, Request, Response>,
{
    fn build_headers(
        &self,
        req: &RouterData<Flow, Request, Response>,
        _connectors: &Connectors,
    ) -> CustomResult<Vec<(String, Maskable<String>)>, errors::ConnectorError> {
        let mut headers = vec![(
            headers::CONTENT_TYPE.to_string(),
            self.get_content_type().to_string().into(),
        )];
        let auth_header = (
            headers::AUTHORIZATION.to_string(),
            format!(
                "Bearer {}",
                req.access_token
                    .clone()
                    .ok_or(errors::ConnectorError::FailedToObtainAuthType)?
                    .token
                    .peek()
            )
            .into_masked(),
        );
        let request_id = (
            headers::REQUEST_ID.to_string(),
            req.connector_request_reference_id
                .clone()
                .to_string()
                .into_masked(),
        );
        let merchant_id = (
            headers::MERCHANT_ID.to_string(),
            req.merchant_id.get_string_repr().to_string().into_masked(),
        );
        headers.push(auth_header);
        headers.push(request_id);
        headers.push(merchant_id);
        Ok(headers)
    }
}

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

    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.jpmorgan.base_url.as_ref()
    }

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

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

        let response_message = response
            .response_message
            .as_ref()
            .map_or_else(|| consts::NO_ERROR_MESSAGE.to_string(), ToString::to_string);

        Ok(ErrorResponse {
            status_code: res.status_code,
            code: response.response_code,
            message: response_message.clone(),
            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 Jpmorgan {
    fn validate_psync_reference_id(
        &self,
        data: &PaymentsSyncData,
        _is_three_ds: bool,
        _status: enums::AttemptStatus,
        _connector_meta_data: Option<common_utils::pii::SecretSerdeValue>,
    ) -> CustomResult<(), errors::ConnectorError> {
        if data.encoded_data.is_some()
            || data
                .connector_transaction_id
                .get_connector_transaction_id()
                .is_ok()
        {
            return Ok(());
        }
        Err(errors::ConnectorError::MissingConnectorTransactionID.into())
    }
}

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

impl ConnectorIntegration<AccessTokenAuth, AccessTokenRequestData, AccessToken> for Jpmorgan {
    fn get_headers(
        &self,
        req: &RefreshTokenRouterData,
        _connectors: &Connectors,
    ) -> CustomResult<Vec<(String, Maskable<String>)>, errors::ConnectorError> {
        let client_id = req.request.app_id.clone();

        let client_secret = req.request.id.clone();

        let creds = format!(
            "{}:{}",
            client_id.peek(),
            client_secret.unwrap_or_default().peek()
        );
        let encoded_creds = common_utils::consts::BASE64_ENGINE.encode(creds);

        let auth_string = format!("Basic {encoded_creds}");
        Ok(vec![
            (
                headers::CONTENT_TYPE.to_string(),
                RefreshTokenType::get_content_type(self).to_string().into(),
            ),
            (
                headers::AUTHORIZATION.to_string(),
                auth_string.into_masked(),
            ),
        ])
    }

    fn get_content_type(&self) -> &'static str {
        "application/x-www-form-urlencoded"
    }

    fn get_url(
        &self,
        _req: &RefreshTokenRouterData,
        connectors: &Connectors,
    ) -> CustomResult<String, errors::ConnectorError> {
        Ok(format!(
            "{}/am/oauth2/alpha/access_token",
            connectors
                .jpmorgan
                .secondary_base_url
                .as_ref()
                .ok_or(errors::ConnectorError::FailedToObtainIntegrationUrl)?
        ))
    }

    fn get_request_body(
        &self,
        req: &RefreshTokenRouterData,
        _connectors: &Connectors,
    ) -> CustomResult<RequestContent, errors::ConnectorError> {
        let connector_req = jpmorgan::JpmorganAuthUpdateRequest::try_from(req)?;
        Ok(RequestContent::FormUrlEncoded(Box::new(connector_req)))
    }

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

    fn handle_response(
        &self,
        data: &RefreshTokenRouterData,
        event_builder: Option<&mut ConnectorEvent>,
        res: Response,
    ) -> CustomResult<RefreshTokenRouterData, errors::ConnectorError> {
        let response: jpmorgan::JpmorganAuthUpdateResponse = res
            .response
            .parse_struct("jpmorgan JpmorganAuthUpdateResponse")
            .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,
        })
        .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)
    }
}

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

impl ConnectorIntegration<Authorize, PaymentsAuthorizeData, PaymentsResponseData> for Jpmorgan {
    fn get_headers(
        &self,
        req: &PaymentsAuthorizeRouterData,
        connectors: &Connectors,
    ) -> CustomResult<Vec<(String, 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!("{}/payments", self.base_url(connectors)))
    }

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

        let connector_router_data = jpmorgan::JpmorganRouterData::from((amount, req));
        let connector_req = jpmorgan::JpmorganPaymentsRequest::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: jpmorgan::JpmorganPaymentsResponse = res
            .response
            .parse_struct("Jpmorgan 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<Capture, PaymentsCaptureData, PaymentsResponseData> for Jpmorgan {
    fn get_headers(
        &self,
        req: &PaymentsCaptureRouterData,
        connectors: &Connectors,
    ) -> CustomResult<Vec<(String, 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> {
        let tid = req.request.connector_transaction_id.clone();
        Ok(format!(
            "{}/payments/{}/captures",
            self.base_url(connectors),
            tid
        ))
    }

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

        let connector_router_data = jpmorgan::JpmorganRouterData::from((amount, req));
        let connector_req = jpmorgan::JpmorganCaptureRequest::try_from(&connector_router_data)?;
        Ok(RequestContent::Json(Box::new(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: jpmorgan::JpmorganPaymentsResponse = res
            .response
            .parse_struct("Jpmorgan 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<PSync, PaymentsSyncData, PaymentsResponseData> for Jpmorgan {
    fn get_headers(
        &self,
        req: &PaymentsSyncRouterData,
        connectors: &Connectors,
    ) -> CustomResult<Vec<(String, 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 tid = req
            .request
            .connector_transaction_id
            .get_connector_transaction_id()
            .change_context(errors::ConnectorError::MissingConnectorTransactionID)?;
        Ok(format!("{}/payments/{}", self.base_url(connectors), tid))
    }

    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: jpmorgan::JpmorganPaymentsResponse = res
            .response
            .parse_struct("jpmorgan 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<Void, PaymentsCancelData, PaymentsResponseData> for Jpmorgan {
    fn get_headers(
        &self,
        req: &PaymentsCancelRouterData,
        connectors: &Connectors,
    ) -> CustomResult<Vec<(String, 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: &PaymentsCancelRouterData,
        connectors: &Connectors,
    ) -> CustomResult<String, errors::ConnectorError> {
        let tid = req.request.connector_transaction_id.clone();
        Ok(format!("{}/payments/{}", self.base_url(connectors), tid))
    }

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

        let connector_router_data = jpmorgan::JpmorganRouterData::from((amount, req));
        let connector_req = jpmorgan::JpmorganCancelRequest::try_from(connector_router_data)?;
        Ok(RequestContent::Json(Box::new(connector_req)))
    }

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

    fn handle_response(
        &self,
        data: &PaymentsCancelRouterData,
        event_builder: Option<&mut ConnectorEvent>,
        res: Response,
    ) -> CustomResult<PaymentsCancelRouterData, errors::ConnectorError> {
        let response: jpmorgan::JpmorganCancelResponse = res
            .response
            .parse_struct("JpmrorganPaymentsVoidResponse")
            .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<Execute, RefundsData, RefundsResponseData> for Jpmorgan {
    fn get_headers(
        &self,
        req: &RefundsRouterData<Execute>,
        connectors: &Connectors,
    ) -> CustomResult<Vec<(String, 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!("{}/refunds", 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 = jpmorgan::JpmorganRouterData::from((refund_amount, req));
        let connector_req = jpmorgan::JpmorganRefundRequest::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> {
        Ok(Some(
            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(),
        ))
    }

    fn handle_response(
        &self,
        data: &RefundsRouterData<Execute>,
        event_builder: Option<&mut ConnectorEvent>,
        res: Response,
    ) -> CustomResult<RefundsRouterData<Execute>, errors::ConnectorError> {
        let response: jpmorgan::JpmorganRefundResponse = res
            .response
            .parse_struct("JpmorganRefundResponse")
            .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 Jpmorgan {
    fn get_headers(
        &self,
        req: &RefundSyncRouterData,
        connectors: &Connectors,
    ) -> CustomResult<Vec<(String, 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 tid = req.request.connector_transaction_id.clone();
        Ok(format!("{}/refunds/{}", self.base_url(connectors), tid))
    }
    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: jpmorgan::JpmorganRefundSyncResponse = res
            .response
            .parse_struct("jpmorgan 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 Jpmorgan {
    fn get_webhook_object_reference_id(
        &self,
        _request: &webhooks::IncomingWebhookRequestDetails<'_>,
    ) -> CustomResult<api_models::webhooks::ObjectReferenceId, errors::ConnectorError> {
        Err(report!(errors::ConnectorError::WebhooksNotImplemented))
    }

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

    fn get_webhook_resource_object(
        &self,
        _request: &webhooks::IncomingWebhookRequestDetails<'_>,
    ) -> CustomResult<Box<dyn masking::ErasedMaskSerialize>, errors::ConnectorError> {
        Err(report!(errors::ConnectorError::WebhooksNotImplemented))
    }
}
static JPMORGAN_SUPPORTED_PAYMENT_METHODS: LazyLock<SupportedPaymentMethods> =
    LazyLock::new(|| {
        let supported_capture_methods = vec![
            enums::CaptureMethod::Automatic,
            enums::CaptureMethod::Manual,
        ];

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

        let mut jpmorgan_supported_payment_methods = SupportedPaymentMethods::new();

        jpmorgan_supported_payment_methods.add(
            enums::PaymentMethod::Card,
            enums::PaymentMethodType::Debit,
            PaymentMethodDetails {
                mandates: enums::FeatureStatus::NotSupported,
                refunds: 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(),
                        }
                    }),
                ),
            },
        );

        jpmorgan_supported_payment_methods.add(
            enums::PaymentMethod::Card,
            enums::PaymentMethodType::Credit,
            PaymentMethodDetails {
                mandates: enums::FeatureStatus::NotSupported,
                refunds: 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(),
                        }
                    }),
                ),
            },
        );

        jpmorgan_supported_payment_methods
    });

static JPMORGAN_CONNECTOR_INFO: ConnectorInfo = ConnectorInfo {
        display_name: "Jpmorgan",
        description:
            "J.P. Morgan is a global financial services firm and investment bank, offering banking, asset management, and payment processing solutions",
        connector_type: enums::HyperswitchConnectorCategory::BankAcquirer,
        integration_status: enums::ConnectorIntegrationStatus::Beta,
    };

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

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

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

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


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

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

use api_models::webhooks::IncomingWebhookEvent;
use common_enums::enums;
use common_utils::{
    errors::CustomResult,
    ext_traits::ByteSliceExt,
    request::{Method, Request, RequestBuilder, RequestContent},
    types::{AmountConvertor, MinorUnit, MinorUnitForConnector},
};
use error_stack::{report, 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, PaymentsCancelRouterData, PaymentsCaptureRouterData,
        PaymentsSyncRouterData, RefundSyncRouterData, RefundsRouterData,
    },
};
use hyperswitch_interfaces::{
    api::{
        self, ConnectorCommon, ConnectorCommonExt, ConnectorIntegration, ConnectorSpecifications,
        ConnectorValidation,
    },
    configs::Connectors,
    errors,
    events::connector_api_logs::ConnectorEvent,
    types::{
        PaymentsAuthorizeType, PaymentsCaptureType, PaymentsSyncType, PaymentsVoidType,
        RefreshTokenType, RefundExecuteType, RefundSyncType, Response,
    },
    webhooks::{IncomingWebhook, IncomingWebhookRequestDetails},
};
use masking::{Mask, PeekInterface};
use transformers as payu;

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

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

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

impl<Flow, Request, Response> ConnectorCommonExt<Flow, Request, Response> for Payu
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 headers = vec![(
            headers::CONTENT_TYPE.to_string(),
            self.get_content_type().to_string().into(),
        )];
        let access_token = req
            .access_token
            .clone()
            .ok_or(errors::ConnectorError::FailedToObtainAuthType)?;

        let auth_header = (
            headers::AUTHORIZATION.to_string(),
            format!("Bearer {}", access_token.token.peek()).into_masked(),
        );

        headers.push(auth_header);
        Ok(headers)
    }
}

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

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

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

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

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

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

        Ok(ErrorResponse {
            status_code: res.status_code,
            code: response.status.status_code,
            message: response.status.status_desc,
            reason: response.status.code_literal,
            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 Payu {}

impl api::Payment for Payu {}

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

impl api::PaymentToken for Payu {}

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

impl api::PaymentVoid for Payu {}

impl ConnectorIntegration<Void, PaymentsCancelData, PaymentsResponseData> for Payu {
    fn get_headers(
        &self,
        req: &PaymentsCancelRouterData,
        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: &PaymentsCancelRouterData,
        connectors: &Connectors,
    ) -> CustomResult<String, errors::ConnectorError> {
        let connector_payment_id = &req.request.connector_transaction_id;
        Ok(format!(
            "{}{}{}",
            self.base_url(connectors),
            "api/v2_1/orders/",
            connector_payment_id
        ))
    }
    fn build_request(
        &self,
        req: &PaymentsCancelRouterData,
        connectors: &Connectors,
    ) -> CustomResult<Option<Request>, errors::ConnectorError> {
        let request = RequestBuilder::new()
            .method(Method::Delete)
            .url(&PaymentsVoidType::get_url(self, req, connectors)?)
            .attach_default_headers()
            .headers(PaymentsVoidType::get_headers(self, req, connectors)?)
            .build();
        Ok(Some(request))
    }
    fn handle_response(
        &self,
        data: &PaymentsCancelRouterData,
        event_builder: Option<&mut ConnectorEvent>,
        res: Response,
    ) -> CustomResult<PaymentsCancelRouterData, errors::ConnectorError> {
        let response: payu::PayuPaymentsCancelResponse = res
            .response
            .parse_struct("PaymentCancelResponse")
            .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,
        })
        .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)
    }
}

impl api::ConnectorAccessToken for Payu {}

impl ConnectorIntegration<AccessTokenAuth, AccessTokenRequestData, AccessToken> for Payu {
    fn get_url(
        &self,
        _req: &RefreshTokenRouterData,
        connectors: &Connectors,
    ) -> CustomResult<String, errors::ConnectorError> {
        Ok(format!(
            "{}{}",
            self.base_url(connectors),
            "pl/standard/user/oauth/authorize"
        ))
    }

    fn get_content_type(&self) -> &'static str {
        "application/x-www-form-urlencoded"
    }

    fn get_headers(
        &self,
        _req: &RefreshTokenRouterData,
        _connectors: &Connectors,
    ) -> CustomResult<Vec<(String, masking::Maskable<String>)>, errors::ConnectorError> {
        Ok(vec![(
            headers::CONTENT_TYPE.to_string(),
            RefreshTokenType::get_content_type(self).to_string().into(),
        )])
    }

    fn get_request_body(
        &self,
        req: &RefreshTokenRouterData,
        _connectors: &Connectors,
    ) -> CustomResult<RequestContent, errors::ConnectorError> {
        let connector_req = payu::PayuAuthUpdateRequest::try_from(req)?;

        Ok(RequestContent::FormUrlEncoded(Box::new(connector_req)))
    }

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

        Ok(req)
    }
    fn handle_response(
        &self,
        data: &RefreshTokenRouterData,
        event_builder: Option<&mut ConnectorEvent>,
        res: Response,
    ) -> CustomResult<RefreshTokenRouterData, errors::ConnectorError> {
        let response: payu::PayuAuthUpdateResponse = res
            .response
            .parse_struct("payu PayuAuthUpdateResponse")
            .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,
        })
        .change_context(errors::ConnectorError::ResponseHandlingFailed)
    }

    fn get_error_response(
        &self,
        res: Response,
        event_builder: Option<&mut ConnectorEvent>,
    ) -> CustomResult<ErrorResponse, errors::ConnectorError> {
        let response: payu::PayuAccessTokenErrorResponse = res
            .response
            .parse_struct("Payu AccessTokenErrorResponse")
            .change_context(errors::ConnectorError::ResponseDeserializationFailed)?;

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

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

impl api::PaymentSync for Payu {}
impl ConnectorIntegration<PSync, PaymentsSyncData, PaymentsResponseData> for Payu {
    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),
            "api/v2_1/orders/",
            connector_payment_id
        ))
    }

    fn build_request(
        &self,
        req: &PaymentsSyncRouterData,
        connectors: &Connectors,
    ) -> CustomResult<Option<Request>, errors::ConnectorError> {
        Ok(Some(
            RequestBuilder::new()
                .method(Method::Get)
                .url(&PaymentsSyncType::get_url(self, req, connectors)?)
                .attach_default_headers()
                .headers(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: payu::PayuPaymentsSyncResponse = res
            .response
            .parse_struct("payu OrderResponse")
            .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,
        })
        .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)
    }
}

impl api::PaymentCapture for Payu {}
impl ConnectorIntegration<Capture, PaymentsCaptureData, PaymentsResponseData> for Payu {
    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(format!(
            "{}{}{}{}",
            self.base_url(connectors),
            "api/v2_1/orders/",
            req.request.connector_transaction_id,
            "/status"
        ))
    }

    fn get_request_body(
        &self,
        req: &PaymentsCaptureRouterData,
        _connectors: &Connectors,
    ) -> CustomResult<RequestContent, errors::ConnectorError> {
        let connector_req = payu::PayuPaymentsCaptureRequest::try_from(req)?;
        Ok(RequestContent::Json(Box::new(connector_req)))
    }

    fn build_request(
        &self,
        req: &PaymentsCaptureRouterData,
        connectors: &Connectors,
    ) -> CustomResult<Option<Request>, errors::ConnectorError> {
        Ok(Some(
            RequestBuilder::new()
                .method(Method::Put)
                .url(&PaymentsCaptureType::get_url(self, req, connectors)?)
                .attach_default_headers()
                .headers(PaymentsCaptureType::get_headers(self, req, connectors)?)
                .set_body(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: payu::PayuPaymentsCaptureResponse = res
            .response
            .parse_struct("payu CaptureResponse")
            .change_context(errors::ConnectorError::RequestEncodingFailed)?;
        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)
    }
}

impl api::PaymentSession for Payu {}

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

impl api::PaymentAuthorize for Payu {}

impl ConnectorIntegration<Authorize, PaymentsAuthorizeData, PaymentsResponseData> for Payu {
    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!(
            "{}{}",
            self.base_url(connectors),
            "api/v2_1/orders"
        ))
    }

    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 = payu::PayuRouterData::try_from((amount, req))?;

        let connector_req = payu::PayuPaymentsRequest::try_from(&connector_router_data)?;
        Ok(RequestContent::Json(Box::new(connector_req)))
    }

    fn build_request(
        &self,
        req: &RouterData<Authorize, PaymentsAuthorizeData, PaymentsResponseData>,
        connectors: &Connectors,
    ) -> CustomResult<Option<Request>, errors::ConnectorError> {
        Ok(Some(
            RequestBuilder::new()
                .method(Method::Post)
                .url(&PaymentsAuthorizeType::get_url(self, req, connectors)?)
                .attach_default_headers()
                .headers(PaymentsAuthorizeType::get_headers(self, req, connectors)?)
                .set_body(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: payu::PayuPaymentsResponse = res
            .response
            .parse_struct("PayuPaymentsResponse")
            .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,
        })
        .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)
    }
}

impl api::Refund for Payu {}
impl api::RefundExecute for Payu {}
impl api::RefundSync for Payu {}

impl ConnectorIntegration<Execute, RefundsData, RefundsResponseData> for Payu {
    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!(
            "{}{}{}{}",
            self.base_url(connectors),
            "api/v2_1/orders/",
            req.request.connector_transaction_id,
            "/refund"
        ))
    }

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

        let connector_router_data = payu::PayuRouterData::try_from((amount, req))?;
        let connector_req = payu::PayuRefundRequest::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(&RefundExecuteType::get_url(self, req, connectors)?)
            .attach_default_headers()
            .headers(RefundExecuteType::get_headers(self, req, connectors)?)
            .set_body(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: payu::RefundResponse = res
            .response
            .parse_struct("payu RefundResponse")
            .change_context(errors::ConnectorError::RequestEncodingFailed)?;
        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)
    }
}

impl ConnectorIntegration<RSync, RefundsData, RefundsResponseData> for Payu {
    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(format!(
            "{}{}{}{}",
            self.base_url(connectors),
            "api/v2_1/orders/",
            req.request.connector_transaction_id,
            "/refunds"
        ))
    }

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

    fn handle_response(
        &self,
        data: &RefundSyncRouterData,
        event_builder: Option<&mut ConnectorEvent>,
        res: Response,
    ) -> CustomResult<RefundSyncRouterData, errors::ConnectorError> {
        let response: payu::RefundSyncResponse =
            res.response
                .parse_struct("payu 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,
        })
        .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)
    }
}

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

    fn get_webhook_event_type(
        &self,
        _request: &IncomingWebhookRequestDetails<'_>,
    ) -> CustomResult<IncomingWebhookEvent, errors::ConnectorError> {
        Ok(IncomingWebhookEvent::EventNotSupported)
    }

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

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

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

    let mut payu_supported_payment_methods = SupportedPaymentMethods::new();

    payu_supported_payment_methods.add(
        enums::PaymentMethod::Card,
        enums::PaymentMethodType::Credit,
        PaymentMethodDetails {
            mandates: enums::FeatureStatus::NotSupported,
            refunds: 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::Supported,
                        no_three_ds: common_enums::FeatureStatus::NotSupported,
                        supported_card_networks: supported_card_network.clone(),
                    }
                }),
            ),
        },
    );

    payu_supported_payment_methods.add(
        enums::PaymentMethod::Card,
        enums::PaymentMethodType::Debit,
        PaymentMethodDetails {
            mandates: enums::FeatureStatus::NotSupported,
            refunds: 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::Supported,
                        no_three_ds: common_enums::FeatureStatus::NotSupported,
                        supported_card_networks: supported_card_network.clone(),
                    }
                }),
            ),
        },
    );

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

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

    payu_supported_payment_methods
});

static PAYU_CONNECTOR_INFO: ConnectorInfo = ConnectorInfo {
        display_name: "Payu",
        description:
            "PayU is a global fintech company providing online payment solutions, including card processing, UPI, wallets, and BNPL services across multiple markets ",
        connector_type: enums::HyperswitchConnectorCategory::PaymentGateway,
        integration_status: enums::ConnectorIntegrationStatus::Sandbox,
    };

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

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

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

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