pub mod transformers;

use api_models::webhooks::{IncomingWebhookEvent, ObjectReferenceId};
use common_utils::{
    errors::CustomResult,
    ext_traits::BytesExt,
    request::{Method, Request, RequestBuilder, RequestContent},
    types::{AmountConvertor, StringMinorUnit, StringMinorUnitForConnector},
};
use error_stack::{report, ResultExt};
use hyperswitch_domain_models::{
    router_data::{AccessToken, ConnectorAuthType, ErrorResponse, RouterData},
    router_flow_types::{
        AccessTokenAuth, Authorize, Capture, Execute, PSync, PaymentMethodToken, RSync, Session,
        SetupMandate, Void,
    },
    router_request_types::{
        AccessTokenRequestData, PaymentMethodTokenizationData, PaymentsAuthorizeData,
        PaymentsCancelData, PaymentsCaptureData, PaymentsSessionData, PaymentsSyncData,
        RefundsData, SetupMandateRequestData,
    },
    router_response_types::{
        ConnectorInfo, PaymentsResponseData, RefundsResponseData, SupportedPaymentMethods,
    },
    types::{
        PaymentsAuthorizeRouterData, PaymentsCaptureRouterData, PaymentsSyncRouterData,
        RefundSyncRouterData, RefundsRouterData,
    },
};
use hyperswitch_interfaces::{
    api::{
        self, ConnectorCommon, ConnectorCommonExt, ConnectorIntegration, ConnectorSpecifications,
        ConnectorValidation,
    },
    configs::Connectors,
    errors::ConnectorError,
    events::connector_api_logs::ConnectorEvent,
    types::{
        PaymentsAuthorizeType, PaymentsCaptureType, PaymentsSyncType, RefundExecuteType,
        RefundSyncType, Response,
    },
    webhooks::{IncomingWebhook, IncomingWebhookRequestDetails, WebhookContext},
};
use hyperswitch_masking::{ExposeInterface, Mask as _, Maskable};

use self::transformers as wellsfargopayout;
use crate::{constants::headers, types::ResponseRouterData, utils::convert_amount};

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

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

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

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

impl<Flow, Request, Response> ConnectorCommonExt<Flow, Request, Response> for Wellsfargopayout
where
    Self: ConnectorIntegration<Flow, Request, Response>,
{
    fn build_headers(
        &self,
        req: &RouterData<Flow, Request, Response>,
        _connectors: &Connectors,
    ) -> CustomResult<Vec<(String, Maskable<String>)>, 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 Wellsfargopayout {
    fn id(&self) -> &'static str {
        "wellsfargopayout"
    }

    fn get_currency_unit(&self) -> api::CurrencyUnit {
        api::CurrencyUnit::Minor
        // todo!()
        //    TODO! Check connector documentation, on which unit they are processing the currency.
        //    If the connector accepts amount in lower unit ( i.e cents for USD) then return api::CurrencyUnit::Minor,
        //    if connector accepts amount in base unit (i.e dollars for USD) then return api::CurrencyUnit::Base
    }

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

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

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

    fn build_error_response(
        &self,
        res: Response,
        event_builder: Option<&mut ConnectorEvent>,
    ) -> CustomResult<ErrorResponse, ConnectorError> {
        let response: wellsfargopayout::WellsfargopayoutErrorResponse = res
            .response
            .parse_struct("WellsfargopayoutErrorResponse")
            .change_context(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: response.code,
            message: response.message,
            reason: response.reason,
            attempt_status: None,
            connector_transaction_id: None,
            connector_response_reference_id: None,
            network_advice_code: None,
            network_decline_code: None,
            network_error_message: None,
            connector_metadata: None,
        })
    }
}

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

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

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

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

impl ConnectorIntegration<Authorize, PaymentsAuthorizeData, PaymentsResponseData>
    for Wellsfargopayout
{
    fn get_headers(
        &self,
        req: &PaymentsAuthorizeRouterData,
        connectors: &Connectors,
    ) -> CustomResult<Vec<(String, Maskable<String>)>, 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, ConnectorError> {
        Err(ConnectorError::NotImplemented("get_url method".to_string()).into())
    }

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

        let connector_router_data =
            wellsfargopayout::WellsfargopayoutRouterData::from((amount, req));
        let connector_req =
            wellsfargopayout::WellsfargopayoutPaymentsRequest::try_from(&connector_router_data)?;
        Ok(RequestContent::Json(Box::new(connector_req)))
    }

    fn build_request(
        &self,
        req: &PaymentsAuthorizeRouterData,
        connectors: &Connectors,
    ) -> CustomResult<Option<Request>, 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, ConnectorError> {
        let response: wellsfargopayout::WellsfargopayoutPaymentsResponse = res
            .response
            .parse_struct("Wellsfargopayout PaymentsAuthorizeResponse")
            .change_context(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, ConnectorError> {
        self.build_error_response(res, event_builder)
    }
}

impl ConnectorIntegration<PSync, PaymentsSyncData, PaymentsResponseData> for Wellsfargopayout {
    fn get_headers(
        &self,
        req: &PaymentsSyncRouterData,
        connectors: &Connectors,
    ) -> CustomResult<Vec<(String, Maskable<String>)>, 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, ConnectorError> {
        Err(ConnectorError::NotImplemented("get_url method".to_string()).into())
    }

    fn build_request(
        &self,
        req: &PaymentsSyncRouterData,
        connectors: &Connectors,
    ) -> CustomResult<Option<Request>, 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, ConnectorError> {
        let response: wellsfargopayout::WellsfargopayoutPaymentsResponse = res
            .response
            .parse_struct("wellsfargopayout PaymentsSyncResponse")
            .change_context(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, ConnectorError> {
        self.build_error_response(res, event_builder)
    }
}

impl ConnectorIntegration<Capture, PaymentsCaptureData, PaymentsResponseData> for Wellsfargopayout {
    fn get_headers(
        &self,
        req: &PaymentsCaptureRouterData,
        connectors: &Connectors,
    ) -> CustomResult<Vec<(String, Maskable<String>)>, 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, ConnectorError> {
        Err(ConnectorError::NotImplemented("get_url method".to_string()).into())
    }

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

    fn build_request(
        &self,
        req: &PaymentsCaptureRouterData,
        connectors: &Connectors,
    ) -> CustomResult<Option<Request>, ConnectorError> {
        Ok(Some(
            RequestBuilder::new()
                .method(Method::Post)
                .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, ConnectorError> {
        let response: wellsfargopayout::WellsfargopayoutPaymentsResponse = res
            .response
            .parse_struct("Wellsfargopayout PaymentsCaptureResponse")
            .change_context(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, ConnectorError> {
        self.build_error_response(res, event_builder)
    }
}

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

impl ConnectorIntegration<Execute, RefundsData, RefundsResponseData> for Wellsfargopayout {
    fn get_headers(
        &self,
        req: &RefundsRouterData<Execute>,
        connectors: &Connectors,
    ) -> CustomResult<Vec<(String, Maskable<String>)>, 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, ConnectorError> {
        Err(ConnectorError::NotImplemented("get_url method".to_string()).into())
    }

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

        let connector_router_data =
            wellsfargopayout::WellsfargopayoutRouterData::from((refund_amount, req));
        let connector_req =
            wellsfargopayout::WellsfargopayoutRefundRequest::try_from(&connector_router_data)?;
        Ok(RequestContent::Json(Box::new(connector_req)))
    }

    fn build_request(
        &self,
        req: &RefundsRouterData<Execute>,
        connectors: &Connectors,
    ) -> CustomResult<Option<Request>, 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>, ConnectorError> {
        let response: wellsfargopayout::RefundResponse = res
            .response
            .parse_struct("wellsfargopayout RefundResponse")
            .change_context(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, ConnectorError> {
        self.build_error_response(res, event_builder)
    }
}

impl ConnectorIntegration<RSync, RefundsData, RefundsResponseData> for Wellsfargopayout {
    fn get_headers(
        &self,
        req: &RefundSyncRouterData,
        connectors: &Connectors,
    ) -> CustomResult<Vec<(String, Maskable<String>)>, 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, ConnectorError> {
        Err(ConnectorError::NotImplemented("get_url method".to_string()).into())
    }

    fn build_request(
        &self,
        req: &RefundSyncRouterData,
        connectors: &Connectors,
    ) -> CustomResult<Option<Request>, 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)?)
                .set_body(RefundSyncType::get_request_body(self, req, connectors)?)
                .build(),
        ))
    }

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

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

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

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

static WELLSFARGOPAYOUTS_CONNECTOR_INFO: ConnectorInfo = ConnectorInfo {
    display_name: "Wellsfargo Payout",
    description: "Wells Fargo Payouts streamlines secure domestic and international payments for businesses via online banking, supporting Bill Pay, Digital Wires, and Zelle",
    connector_type: common_enums::HyperswitchConnectorCategory::PayoutProcessor,
    integration_status: common_enums::ConnectorIntegrationStatus::Sandbox,
};

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

    fn get_supported_payment_methods(&self) -> Option<&'static SupportedPaymentMethods> {
        None
    }

    fn get_supported_webhook_flows(&self) -> Option<&'static [common_enums::enums::EventClass]> {
        None
    }
}
