To Send the email with attachment in D365FO(Print Management)

 [ExtensionOf(classStr(SRSPrintDestinationSettings))]

final class SRSPrintDestinationSettings_Extension

{

    [SubscribesTo(classStr(SRSPrintDestinationSettingsDelegates), delegateStr(SRSPrintDestinationSettingsDelegates, toSendEmail))]

    public static void SRSPrintDestinationSettingsDelegates_toSendEmail(System.Byte[] reportBytes, SrsReportRunPrinter printer, SrsReportDataContract dataContract,Microsoft.Dynamics.AX.Framework.Reporting.Shared.ReportingService.ParameterValue[] paramArray, EventHandlerResult result)

    {

        CustParameters              parameters = CustParameters::find();

        str                         messageBody;

        SysEmailMessageTable        message;

        LanguageId languageId    =  CompanyInfo::find().LanguageId;

        SRSPrintDestinationSettings printSettings = dataContract.parmPrintSettings();

        SysEmailTable               sysEmailTable = SysEmailTable::find(parameters.EmailTemplate);

        Filename                    fileName;

        SalesConfirmContract        contract = new SalesConfirmContract();

        SalesTable                  salesTable;

        SalesLine                   salesLine;

        CustConfirmJour             custConfirmJour;

        Map                         mappings = new Map(Types::String, Types::String);

        ServiceOrderBatchJobService  service = new ServiceOrderBatchJobService();

        contract = dataContract.parmRdpContract();

        custConfirmJour = CustConfirmJour::findRecId(contract.parmRecordId());

        select firstonly salesTable

            where salesTable.SalesId == custConfirmJour.SalesId;

        select firstonly salesLine

            where salesLine.SalesId == salesTable.SalesId;

        if(!languageId)

        {

            languageId = sysEmailTable.DefaultLanguage;

        }

// Place holders        

mappings = service.placeHolders(salesTable,salesLine,'');

        message     = SysEmailMessageTable::find(sysEmailTable.EmailId, sysEmailTable.DefaultLanguage);

        messageBody = message.Mail;

        messageBody = SysLabel::resolveLabels(messageBody, languageId);

        messageBody = SysEmailMessage::stringExpand(messageBody, SysEmailTable::htmlEncodeParameters(mappings));

        fileName    = SysEmailMessage::stringExpand(printSettings.parmFileName(), SysEmailTable::htmlEncodeParameters(mappings));

        printSettings.parmEMailContract().parmBody(messageBody);

        printSettings.parmFileName(fileName);

    }

}