how to use case with min and mx with group by function? - date

Question

i try to getting report for using below query, getting result but status showing only approved for all rows need actual status
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SELECT 'LOAN NO','BRANCH NAME','STATE','PRODUCT','SCHEME','LOAN AMOUNT','APPROVAL DATE'
,'LOAN_DISBURSAL_DATE','DISBURSAL_NO','STATUS','MAKER ID','AUTHOR ID',
'OPERATION_DATE','SYSTEM DATE','REMARKS'
UNION (
SELECT LON.LOAN_NO,BR.BRANCH_DESC,ST.STATE_DESC,PR.PRODUCT_DESC,SC.SCHEME_DESC,LON.LOAN_LOAN_AMOUNT,LON.LOAN_APPROVAL_DATE,
LON.LOAN_DISBURSAL_DATE,HST.DISBURSAL_NO,
(select
case
when OPERATION_STATUS = min('P') THEN 'INITIATED'
when OPERATION_STATUS = min('S') THEN 'SEND BACK'
when OPERATION_STATUS = max('A') THEN 'APPROVED'
when OPERATION_STATUS = 'D' THEN 'DELETED'
when OPERATION_STATUS = 'F' THEN 'FORWARDED'
when OPERATION_STATUS = 'X' THEN 'REJECTED'
END AS STATUS from CR_LOAN_DISBURSAL_DTL_HST) ,
USER_ID,HST.AUTHOR_ID,HST.OPERATION_BUSINESS_DATE,HST.OPERATION_SYSTEM_DATE,
replace(replace(replace(replace(replace(replace(replace(replace(replace(replace(replace(replace(replace(replace(replace(replace(replace(replace(replace(replace
(replace(replace(concat
(ifnull(HST.REMARKS,''),' '),'!',''),'%',''),'(',''),')',''),'-',''),'{',''),'[',''),'}',''),']',''),':',''),';',''),'/',''),'?',''),'*',''),',',''),'&','AND'),' ',' '),'""',''),'" "',''),'\n',''),'"',''),'''','') REMARKS
FROM CR_LOAN_DISBURSAL_DTL_HST HST
JOIN CR_LOAN_DTL LON ON LON.LOAN_ID=HST.LOAN_ID
JOIN COM_BRANCH_M BR ON LON.LOAN_BRANCH=BR.BRANCH_ID
JOIN COM_STATE_M ST ON ST.STATE_ID=BR.STATE_ID
JOIN CR_PRODUCT_M PR ON PR.PRODUCT_ID=LON.LOAN_PRODUCT
JOIN CR_SCHEME_M SC ON SC.SCHEME_ID=LON.LOAN_SCHEME
where
DATE(HST.OPERATION_BUSINESS_DATE)>=DATE('2022-08-01')
AND DATE(HST.OPERATION_BUSINESS_DATE)<=DATE('2022-08-31')
)