UFN_DESIGNATION_GETPLANNEDGIFTREVENUE

            create function dbo.UFN_DESIGNATION_GETPLANNEDGIFTREVENUE
            (
                @DESIGNATIONID uniqueidentifier,
                @STARTDATE datetime = null,
                @ENDDATE datetime = null,
                @ROLLUPTOTAL bit = 0
            ) 
            returns money
            with execute as caller
            as begin
                declare @RESULT money;
                set @RESULT = 0;

                select @STARTDATE = dbo.UFN_DATE_GETEARLIESTTIME(@STARTDATE),
                        @ENDDATE = dbo.UFN_DATE_GETLATESTTIME(@ENDDATE);

                if @ROLLUPTOTAL = 0
                    begin
                    select @RESULT = 
                        coalesce(sum(RDS.AMOUNT), 0)
                    from dbo.REVENUESPLIT RDS
                    inner join dbo.REVENUE R on R.ID = RDS.REVENUEID                    
                    where
                        (R.DATE >= @STARTDATE or @STARTDATE is null) and
                        (R.DATE <= @ENDDATE or @ENDDATE is null) and
                        RDS.DESIGNATIONID = @DESIGNATIONID and
                        R.TRANSACTIONTYPECODE = 4
                    end
                else
                    begin
                    declare @DL1ID uniqueidentifier;
                    declare @DL2ID uniqueidentifier;
                    declare @DL3ID uniqueidentifier;
                    declare @DL4ID uniqueidentifier;
                    declare @DL5ID uniqueidentifier;

                    select @DL1ID = DESIGNATIONLEVEL1ID,
                            @DL2ID = DESIGNATIONLEVEL2ID,
                            @DL3ID = DESIGNATIONLEVEL3ID,
                            @DL4ID = DESIGNATIONLEVEL4ID,
                            @DL5ID = DESIGNATIONLEVEL5ID
                    from dbo.DESIGNATION
                    where ID = @DESIGNATIONID;

                    with DESIGNATIONS_CTE as (
                        select ID 
                        from dbo.DESIGNATION D
                        where D.DESIGNATIONLEVEL1ID = @DL1ID and
                              (D.DESIGNATIONLEVEL2ID = @DL2ID or @DL2ID is null) and 
                              (D.DESIGNATIONLEVEL3ID = @DL3ID or @DL3ID is null) and 
                              (D.DESIGNATIONLEVEL4ID = @DL4ID or @DL4ID is null) and 
                              (D.DESIGNATIONLEVEL5ID = @DL5ID or @DL5ID is null)
                        )

                    select @RESULT = 
                        coalesce(sum(RDS.AMOUNT), 0)
                    from dbo.REVENUESPLIT RDS
                    inner join DESIGNATIONS_CTE D on RDS.DESIGNATIONID = D.ID
                    inner join dbo.REVENUE R on R.ID = RDS.REVENUEID                    
                    where
                        (R.DATE >= @STARTDATE or @STARTDATE is null) and
                        (R.DATE <= @ENDDATE or @ENDDATE is null) and
                        R.TRANSACTIONTYPECODE = 4
                    end

                return @RESULT;
            end