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

pub mod transformers;

use std::sync::LazyLock;

use common_enums::enums;
use common_utils::{
    crypto,
    errors::CustomResult,
    ext_traits::BytesExt,
    request::{Method, Request, RequestBuilder, RequestContent},
    types::{AmountConvertor, FloatMajorUnit, FloatMajorUnitForConnector},
};
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, 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, Response},
    webhooks,
};
use masking::{ExposeInterface, Mask, Secret};
use ring::hmac;
use serde_json::Value;
use transformers as calida;

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

const CALIDA_API_VERSION: &str = "v1";
#[derive(Clone)]
pub struct Calida {
    amount_converter: &'static (dyn AmountConvertor<Output = FloatMajorUnit> + Sync),
}

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

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

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

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

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

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

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

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

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

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

        Ok(ErrorResponse {
            status_code: res.status_code,
            code: consts::NO_ERROR_CODE.to_string(),
            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 Calida {
    fn validate_mandate_payment(
        &self,
        _pm_type: Option<enums::PaymentMethodType>,
        pm_data: PaymentMethodData,
    ) -> CustomResult<(), errors::ConnectorError> {
        match pm_data {
            PaymentMethodData::Card(_) => Err(errors::ConnectorError::NotImplemented(
                "validate_mandate_payment does not support cards".to_string(),
            )
            .into()),
            _ => Ok(()),
        }
    }

    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> {
        Ok(())
    }
}

impl ConnectorIntegration<Session, PaymentsSessionData, PaymentsResponseData> for Calida {}

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

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

impl ConnectorIntegration<Authorize, PaymentsAuthorizeData, PaymentsResponseData> for Calida {
    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!(
            "{}api/{}/order/payin/start",
            self.base_url(connectors),
            CALIDA_API_VERSION
        ))
    }

    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 = calida::CalidaRouterData::from((amount, req));
        let connector_req = calida::CalidaPaymentsRequest::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: calida::CalidaPaymentsResponse = res
            .response
            .parse_struct("Calida PaymentsAuthorizeResponse")
            .change_context(errors::ConnectorError::ResponseDeserializationFailed)?;
        event_builder.map(|i| i.set_response_body(&response));

        router_env::logger::info!(connector_response=?response);

        let response_integrity_object = utils::get_authorise_integrity_object(
            self.amount_converter,
            response.amount,
            response.currency.to_string(),
        )?;

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

        new_router_data
            .change_context(errors::ConnectorError::ResponseHandlingFailed)
            .map(|mut router_data| {
                router_data.request.integrity_object = Some(response_integrity_object);
                router_data
            })
    }

    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 Calida {
    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_transaction_id = req
            .request
            .connector_transaction_id
            .get_connector_transaction_id()
            .change_context(errors::ConnectorError::MissingConnectorTransactionID)?;

        Ok(format!(
            "{}api/{}/order/{}/status",
            self.base_url(connectors),
            CALIDA_API_VERSION,
            connector_transaction_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: calida::CalidaSyncResponse = res
            .response
            .parse_struct("calida PaymentsSyncResponse")
            .change_context(errors::ConnectorError::ResponseDeserializationFailed)?;

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

        let response_integrity_object = utils::get_sync_integrity_object(
            self.amount_converter,
            response.amount,
            response.currency.to_string(),
        )?;

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

        new_router_data
            .change_context(errors::ConnectorError::ResponseHandlingFailed)
            .map(|mut router_data| {
                router_data.request.integrity_object = Some(response_integrity_object);
                router_data
            })
    }

    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 Calida {
    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::FlowNotSupported {
            flow: "Capture".to_string(),
            connector: "Calida".to_string(),
        }
        .into())
    }

    fn get_request_body(
        &self,
        _req: &PaymentsCaptureRouterData,
        _connectors: &Connectors,
    ) -> CustomResult<RequestContent, errors::ConnectorError> {
        Err(errors::ConnectorError::FlowNotSupported {
            flow: "Capture".to_string(),
            connector: "Calida".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: calida::CalidaPaymentsResponse = res
            .response
            .parse_struct("Calida 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 Calida {}

impl ConnectorIntegration<Execute, RefundsData, RefundsResponseData> for Calida {
    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> {
        Err(errors::ConnectorError::FlowNotSupported {
            flow: "Refund".to_string(),
            connector: "Calida".to_string(),
        }
        .into())
    }

    fn get_request_body(
        &self,
        _req: &RefundsRouterData<Execute>,
        _connectors: &Connectors,
    ) -> CustomResult<RequestContent, errors::ConnectorError> {
        Err(errors::ConnectorError::FlowNotSupported {
            flow: "Refund".to_string(),
            connector: "Calida".to_string(),
        }
        .into())
    }

    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: calida::RefundResponse =
            res.response
                .parse_struct("calida 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 Calida {
    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> {
        Err(errors::ConnectorError::FlowNotSupported {
            flow: "RSync".to_string(),
            connector: "Calida".to_string(),
        }
        .into())
    }

    fn build_request(
        &self,
        _req: &RefundSyncRouterData,
        _connectors: &Connectors,
    ) -> CustomResult<Option<Request>, errors::ConnectorError> {
        Err(errors::ConnectorError::FlowNotSupported {
            flow: "RSync".to_string(),
            connector: "Calida".to_string(),
        }
        .into())
    }

    fn handle_response(
        &self,
        data: &RefundSyncRouterData,
        event_builder: Option<&mut ConnectorEvent>,
        res: Response,
    ) -> CustomResult<RefundSyncRouterData, errors::ConnectorError> {
        let response: calida::RefundResponse = res
            .response
            .parse_struct("calida 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 Calida {
    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 security_header = request
            .headers
            .get("x-eorder-webhook-signature")
            .map(|header_value| {
                header_value
                    .to_str()
                    .map(String::from)
                    .map_err(|_| errors::ConnectorError::WebhookSignatureNotFound)
            })
            .ok_or(errors::ConnectorError::WebhookSignatureNotFound)??;
        hex::decode(security_header)
            .change_context(errors::ConnectorError::WebhookSignatureNotFound)
    }

    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<Secret<Value>>,
        connector_name: &str,
    ) -> CustomResult<bool, errors::ConnectorError> {
        let connector_webhook_secrets = self
            .get_webhook_source_verification_merchant_secret(
                merchant_id,
                connector_name,
                connector_webhook_details,
            )
            .await?;

        let signature = self
            .get_webhook_source_verification_signature(request, &connector_webhook_secrets)
            .change_context(errors::ConnectorError::WebhookSignatureNotFound)?;

        let secret_bytes = connector_webhook_secrets.secret.as_ref();

        let parsed: Value = serde_json::from_slice(request.body)
            .map_err(|_| errors::ConnectorError::WebhookSourceVerificationFailed)?;

        let sorted_payload = calida::sort_and_minify_json(&parsed)?;

        let key = hmac::Key::new(hmac::HMAC_SHA512, secret_bytes);

        let verify = hmac::verify(&key, sorted_payload.as_bytes(), &signature)
            .map(|_| true)
            .map_err(|_| errors::ConnectorError::WebhookSourceVerificationFailed)?;

        Ok(verify)
    }

    fn get_webhook_object_reference_id(
        &self,
        request: &webhooks::IncomingWebhookRequestDetails<'_>,
    ) -> CustomResult<api_models::webhooks::ObjectReferenceId, errors::ConnectorError> {
        let webhook_body = transformers::get_webhook_object_from_body(request.body)
            .change_context(errors::ConnectorError::WebhookReferenceIdNotFound)?;

        Ok(api_models::webhooks::ObjectReferenceId::PaymentId(
            api_models::payments::PaymentIdType::ConnectorTransactionId(webhook_body.order_id),
        ))
    }

    fn get_webhook_event_type(
        &self,
        request: &webhooks::IncomingWebhookRequestDetails<'_>,
    ) -> CustomResult<api_models::webhooks::IncomingWebhookEvent, errors::ConnectorError> {
        let webhook_body = transformers::get_webhook_object_from_body(request.body)
            .change_context(errors::ConnectorError::WebhookEventTypeNotFound)?;

        Ok(transformers::get_calida_webhook_event(webhook_body.status))
    }

    fn get_webhook_resource_object(
        &self,
        request: &webhooks::IncomingWebhookRequestDetails<'_>,
    ) -> CustomResult<Box<dyn masking::ErasedMaskSerialize>, errors::ConnectorError> {
        let webhook_body = transformers::get_webhook_object_from_body(request.body)
            .change_context(errors::ConnectorError::WebhookEventTypeNotFound)?;

        Ok(Box::new(webhook_body))
    }
}

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

    let mut santander_supported_payment_methods = SupportedPaymentMethods::new();

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

    santander_supported_payment_methods
});

static CALIDA_CONNECTOR_INFO: ConnectorInfo = ConnectorInfo {
    display_name: "Calida",
    description: "Calida Financial is a licensed e-money institution based in Malta and they provide customized financial infrastructure and payment solutions across the EU and EEA. As part of The Payments Group, it focuses on embedded finance, prepaid services, and next-generation digital payment products.",
    connector_type: enums::HyperswitchConnectorCategory::AlternativePaymentMethod,
    integration_status: enums::ConnectorIntegrationStatus::Live,
};

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

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

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

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