core-jgi/migration/iD10/postgresql/202305311700_IDEMPIERE-5748...

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-- IDEMPIERE-5748 currencyrate - date is not truncated
SELECT register_migration_script('202305311700_IDEMPIERE-5748.sql') FROM dual;
CREATE OR REPLACE FUNCTION currencyRate(
p_CurFrom_ID NUMERIC,
p_CurTo_ID NUMERIC,
p_ConvDate timestamp with time zone,
p_ConversionType_ID NUMERIC,
p_Client_ID NUMERIC,
p_Org_ID NUMERIC
)
RETURNS numeric AS $body$
/*************************************************************************
* The contents of this file are subject to the Compiere License. You may
* obtain a copy of the License at http://www.compiere.org/license.html
* Software is on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either
* express or implied. See the License for details. Code: Compiere ERP+CRM
* Copyright (C) 1999-2001 Jorg Janke, ComPiere, Inc. All Rights Reserved.
*
* converted to postgreSQL by Karsten Thiemann (Schaeffer AG),
* kthiemann@adempiere.org
*************************************************************************
***
* Title: Return Conversion Rate
* Description:
* from CurrencyFrom_ID to CurrencyTo_ID
* Returns NULL, if rate not found
* Test
* SELECT currencyrate(116, 100, null, null, null, null) FROM AD_System; => .647169
************************************************************************/
DECLARE
-- Currency From variables
cf_IsEuro CHAR(1);
cf_IsEMUMember CHAR(1);
cf_EMUEntryDate timestamp with time zone;
cf_EMURate NUMERIC;
-- Currency To variables
ct_IsEuro CHAR(1);
ct_IsEMUMember CHAR(1);
ct_EMUEntryDate DATE;
ct_EMURate NUMERIC;
-- Triangle
v_CurrencyFrom NUMERIC;
v_CurrencyTo NUMERIC;
v_CurrencyEuro NUMERIC;
--
v_ConvDate timestamp with time zone := now();
v_ConversionType_ID NUMERIC := 0;
v_Rate NUMERIC;
c RECORD;
BEGIN
-- No Conversion
IF (p_CurFrom_ID = p_CurTo_ID) THEN
RETURN 1;
END IF;
-- Default Date Parameter
IF (p_ConvDate IS NOT NULL) THEN
v_ConvDate := p_ConvDate; -- SysDate
END IF;
-- Default Conversion Type
IF (p_ConversionType_ID IS NULL OR p_ConversionType_ID = 0) THEN
BEGIN
SELECT C_ConversionType_ID
INTO v_ConversionType_ID
FROM C_ConversionType
WHERE IsActive='Y' AND IsDefault='Y'
AND AD_Client_ID IN (0,p_Client_ID)
ORDER BY AD_Client_ID DESC
LIMIT 1;
EXCEPTION WHEN OTHERS THEN
RAISE NOTICE 'Conversion Type Not Found';
END;
ELSE
v_ConversionType_ID := p_ConversionType_ID;
END IF;
-- Get Currency Info
SELECT MAX(IsEuro), MAX(IsEMUMember), MAX(EMUEntryDate), MAX(EMURate)
INTO cf_IsEuro, cf_IsEMUMember, cf_EMUEntryDate, cf_EMURate
FROM C_Currency
WHERE C_Currency_ID = p_CurFrom_ID;
-- Not Found
IF (cf_IsEuro IS NULL) THEN
RAISE NOTICE 'From Currency Not Found';
RETURN NULL;
END IF;
SELECT MAX(IsEuro), MAX(IsEMUMember), MAX(EMUEntryDate), MAX(EMURate)
INTO ct_IsEuro, ct_IsEMUMember, ct_EMUEntryDate, ct_EMURate
FROM C_Currency
WHERE C_Currency_ID = p_CurTo_ID;
-- Not Found
IF (ct_IsEuro IS NULL) THEN
RAISE NOTICE 'To Currency Not Found';
RETURN NULL;
END IF;
-- Fixed - From Euro to EMU
IF (cf_IsEuro = 'Y' AND ct_IsEMUMember ='Y' AND v_ConvDate >= ct_EMUEntryDate) THEN
RETURN ct_EMURate;
END IF;
-- Fixed - From EMU to Euro
IF (ct_IsEuro = 'Y' AND cf_IsEMUMember ='Y' AND v_ConvDate >= cf_EMUEntryDate) THEN
RETURN 1 / cf_EMURate;
END IF;
-- Fixed - From EMU to EMU
IF (cf_IsEMUMember = 'Y' AND cf_IsEMUMember ='Y'
AND v_ConvDate >= cf_EMUEntryDate AND v_ConvDate >= ct_EMUEntryDate) THEN
RETURN ct_EMURate / cf_EMURate;
END IF;
-- Flexible Rates
v_CurrencyFrom := p_CurFrom_ID;
v_CurrencyTo := p_CurTo_ID;
-- if EMU Member involved, replace From/To Currency
IF ((cf_isEMUMember = 'Y' AND v_ConvDate >= cf_EMUEntryDate)
OR (ct_isEMUMember = 'Y' AND v_ConvDate >= ct_EMUEntryDate)) THEN
SELECT MAX(C_Currency_ID)
INTO v_CurrencyEuro
FROM C_Currency
WHERE IsEuro = 'Y';
-- Conversion Rate not Found
IF (v_CurrencyEuro IS NULL) THEN
RAISE NOTICE 'Euro Not Found';
RETURN NULL;
END IF;
IF (cf_isEMUMember = 'Y' AND v_ConvDate >= cf_EMUEntryDate) THEN
v_CurrencyFrom := v_CurrencyEuro;
ELSE
v_CurrencyTo := v_CurrencyEuro;
END IF;
END IF;
-- Get Rate
BEGIN
FOR c IN SELECT MultiplyRate
FROM C_Conversion_Rate
WHERE IsActive='Y' AND C_Currency_ID=v_CurrencyFrom AND C_Currency_ID_To=v_CurrencyTo
AND C_ConversionType_ID=v_ConversionType_ID
AND TRUNC(v_ConvDate) BETWEEN ValidFrom AND ValidTo
AND AD_Client_ID IN (0,p_Client_ID) AND AD_Org_ID IN (0,p_Org_ID)
ORDER BY AD_Client_ID DESC, AD_Org_ID DESC, ValidFrom DESC
LOOP
v_Rate := c.MultiplyRate;
EXIT; -- only first
END LOOP;
END;
-- Not found
IF (v_Rate IS NULL) THEN
RAISE NOTICE 'Conversion Rate Not Found';
RETURN NULL;
END IF;
-- Currency From was EMU
IF (cf_isEMUMember = 'Y' AND v_ConvDate >= cf_EMUEntryDate) THEN
RETURN v_Rate / cf_EMURate;
END IF;
-- Currency To was EMU
IF (ct_isEMUMember = 'Y' AND v_ConvDate >= ct_EMUEntryDate) THEN
RETURN v_Rate * ct_EMURate;
END IF;
RETURN v_Rate;
EXCEPTION WHEN OTHERS THEN
RAISE NOTICE '%', SQLERRM;
RETURN NULL;
END;
$body$ LANGUAGE plpgsql
;