david
acd17b74cc
git-svn-id: https://192.168.0.254/svn/Proyectos.LuisLeon_FactuGES/trunk@2 c93665c3-c93d-084d-9b98-7d5f4a9c3376
80 lines
2.4 KiB
ObjectPascal
80 lines
2.4 KiB
ObjectPascal
unit uBizComisionesServer;
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interface
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uses
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schComisionesServer_Intf, uDAInterfaces,
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uDADataTable, uDABusinessProcessor;
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const
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BIZ_SERVER_COMISIONES = 'Server.Comisiones';
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REF_COMISIONES = 'REF_COMISIONES';
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type
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TBizComisionesServer = class(TComisionesBusinessProcessorRules)
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protected
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procedure BeforeProcessChange(Sender: TDABusinessProcessor;
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aChangeType: TDAChangeType; aChange: TDADeltaChange;
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var ProcessChange: Boolean); override;
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end;
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implementation
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uses
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Dialogs, SysUtils, Variants, uDataModuleServer, uDAClasses, DARemoteService_Impl,
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schComisionesClient_Intf, uBusinessUtils, uReferenciasUtils, uROClasses;
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{ TBizComisionesServer }
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procedure TBizComisionesServer.BeforeProcessChange(
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Sender: TDABusinessProcessor; aChangeType: TDAChangeType;
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aChange: TDADeltaChange; var ProcessChange: Boolean);
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var
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ASchema : TDASchema;
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ACurrentConn : IDAConnection;
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dsData: IDADataset;
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Empresa : Variant;
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begin
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inherited;
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case aChangeType of
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ctInsert, ctUpdate: begin
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//Si la referencia no ha sido asignada le asignamos una nosotros
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if (VarIsNull(aChange.NewValueByName[fld_ComisionesREFERENCIA]))
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or (VarToStr(aChange.NewValueByName[fld_ComisionesREFERENCIA]) = '') then
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begin
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ASchema := BusinessProcessor.Schema;
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ACurrentConn := GetBusinessProcessorConnection(BusinessProcessor);
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try
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//Siempre va a estar rellena
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Empresa := aChange.NewValueByName[fld_ComisionesID_EMPRESA];
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dsData := ASchema.NewDataset(ACurrentConn, 'DarReferencia', ['CODIGO', 'EMPRESA'], [REF_COMISIONES, Empresa]);
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except
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RaiseError('No existe la tabla REFERENCIAS');
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end;
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dsData.Active := True;
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if dsData.IsEmpty then
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RaiseError('NO HAY REFERENCIA ' + REF_COMISIONES + ' DECLARADA EN TABLA REFERENCIAS');
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REFERENCIA := dsData.FieldByName('VALOR').AsString;
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try
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ASchema.NewCommand(ACurrentConn, 'ModificarReferencia', ['CODIGO', 'VALOR', 'ID_EMPRESA'], [REF_COMISIONES, DarReferenciaSiguiente(REFERENCIA), Empresa]);
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except
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RaiseError('Error al asignar la nueva ' + REFERENCIA + ' referencia en tabla');
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end;
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end;
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end;
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end;
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end;
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initialization
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RegisterBusinessProcessorRules(BIZ_SERVER_COMISIONES, TBizComisionesServer);
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end.
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