unit srvFacturasCliente_Impl;

{----------------------------------------------------------------------------}
{ This unit was automatically generated by the RemObjects SDK after reading  }
{ the RODL file associated with this project .                               }
{                                                                            }
{ This is where you are supposed to code the implementation of your objects. }
{----------------------------------------------------------------------------}

interface

uses
  {vcl:} Classes, SysUtils, 
  {RemObjects:} uROClientIntf, uROTypes, uROServer, uROServerIntf, uROSessions,
  {Ancestor Implementation:} DARemoteService_Impl,
  {Used RODLs:} DataAbstract_Intf,
  {Generated:} FactuGES_Intf, uDAClasses, uDADataTable, uDABINAdapter,
  uDAInterfaces, frxClass, DB, IBCustomDataSet, IBDatabase,
  uDABusinessProcessor, uDAScriptingProvider, uDACDSDataTable;

type
  { TsrvFacturasCliente }
  TsrvFacturasCliente = class(TDARemoteService, IsrvFacturasCliente)
    DABINAdapter: TDABINAdapter;
    Diagrams: TDADiagrams;
    bpFacturasCliente: TDABusinessProcessor;
    bpFacturasCliente_Detalles: TDABusinessProcessor;
    schFacturasCliente: TDASchema;
    DataDictionary: TDADataDictionary;
    procedure DARemoteServiceBeforeAcquireConnection(Sender: TDARemoteService;
      var ConnectionName: string);
    procedure DARemoteServiceBeforeGetDatasetData(const Dataset: IDADataset;
      const IncludeSchema: Boolean; const MaxRecords: Integer);
    procedure DARemoteServiceCreate(Sender: TObject);
  private
  protected
    { IsrvFacturasCliente methods }
    function GetNextAutoInc(const GeneratorName: String): Integer;
    function GenerateReport(const FacturaID: Integer): Binary;    
  end;

implementation

{$R *.dfm}
uses
  {Generated:} FactuGES_Invk, Dialogs,
  uDataModuleServer, uDatabaseUtils, uUsersManager, schFacturasClienteClient_Intf,
  uRestriccionesUsuarioUtils, uRptFacturasCliente_Server, uBizFacturasClienteServer;

procedure Create_srvFacturasCliente(out anInstance : IUnknown);
begin
  anInstance := TsrvFacturasCliente.Create(NIL);
end;

{ srvFacturasCliente }
procedure TsrvFacturasCliente.DARemoteServiceBeforeAcquireConnection(
  Sender: TDARemoteService; var ConnectionName: string);
begin
  ConnectionName := dmServer.ConnectionName;
end;

procedure TsrvFacturasCliente.DARemoteServiceBeforeGetDatasetData(
  const Dataset: IDADataset; const IncludeSchema: Boolean;
  const MaxRecords: Integer);
begin
  if DataSet.Name = nme_FacturasCliente then
  begin
    { Aquí se asegura que el usuario sólo accede a facturas
      de las empresas a las que tiene permiso para acceder
      filtrando DataSet por ID_EMPRESA. }
    FiltrarAccesoUsuario(Session, Connection, schFacturasCliente, DataSet, fld_FacturasClienteID_EMPRESA);
  end;
end;

procedure TsrvFacturasCliente.DARemoteServiceCreate(Sender: TObject);
begin
  SessionManager := dmServer.SessionManager;
  bpFacturasCliente.BusinessRulesID := BIZ_SERVER_FACTURAS_CLIENTE;  
end;

function TsrvFacturasCliente.GenerateReport(const FacturaID: Integer): Binary;
var
  AReportGenerator : TRptFacturasCliente;
begin
  AReportGenerator := TRptFacturasCliente.Create(nil);
  try
    Result := AReportGenerator.GenerarFactura(FacturaID);
  finally
    FreeAndNIL(AReportGenerator);
  end;
end;

function TsrvFacturasCliente.GetNextAutoInc(const GeneratorName: String): Integer;
begin
  Result := uDatabaseUtils.GetNextAutoInc(GeneratorName)
end;

initialization
  TROClassFactory.Create('srvFacturasCliente', Create_srvFacturasCliente, TsrvFacturasCliente_Invoker);

finalization

end.