stored procedure and crystal report

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C#

CrystalReports

can we bind a stored procedure with if else condition to crystal report
Stored procedure Shown below
[sp_report_select_paymentsettlemnt_details]

@settlementperiodcode nvarchar(15),@fromdate datetime ,@todate datetime,@condition nvarchar(2)
AS
BEGIN

if @condition=3
--paysettled
BEGIN
SELECT *
FROM dbo.view_paymentsettlemnt_details as t1
WHERE settlementperiodcode =@settlementperiodcode and tdate>=@fromdate and tdate<=@todate and paymentsettlementid<>''
ORDER BY acccode, itemcode;
END
else if @condition=2
BEGIN
SELECT *
FROM dbo.view_paymentsettlemnt_details as t1
WHERE settlementperiodcode =@settlementperiodcode and tdate>=@fromdate and tdate<=@todate and paymentsettlementid=''
ORDER BY acccode, itemcode;
END
else
--all
BEGIN
SELECT *
FROM dbo.view_paymentsettlemnt_details as t1
WHERE settlementperiodcode =@settlementperiodcode and tdate>=@fromdate and tdate<=@todate
ORDER BY acccode, itemcode ;
END

END

It always give same result