68 lines
2.5 KiB
PL/PgSQL
68 lines
2.5 KiB
PL/PgSQL
/*
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*This file is part of Adempiere ERP Bazaar
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*http://www.adempiere.org
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*
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*Copyright (C) 2006 Timo Kontro
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*Copyright (C) 1999-2006 ComPiere, inc
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*
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*This program is free software; you can redistribute it and/or
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*modify it under the terms of the GNU General Public License
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*as published by the Free Software Foundation; either version 2
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*of the License, or (at your option) any later version.
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*
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*This program is distributed in the hope that it will be useful,
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*but WITHOUT ANY WARRANTY; without even the implied warranty of
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*MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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*GNU General Public License for more details.
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*
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*You should have received a copy of the GNU General Public License
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*along with this program; if not, write to the Free Software
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*Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.of
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*/
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/*
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* Returns credit or debit balance based on account sign and type.
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*
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* Account types and account signs are defined in ad_ref_list table.
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* In version 3.1.3 types and signs are defined in following way:
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* value | name | description
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*-------+----------------+------------------------------------------
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* A | Asset | Asset (Balance Sheet) Account
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* L | Liability | Liability (Balance Sheet) Account
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* R | Revenue | Revenue (P&L) Account
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* E | Expense | Expense (P&L) Account
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* O | Owner's Equity | Owner's Equity (Balance Sheet) Account
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* M | Memo | Memo (Non Balance Sheet nor P&L) Account
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*
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*
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* N | Natural | Natural sign of the Account Type
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* D | Debit | Debit Balance Account
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* C | Credit | Credit Balance Account
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*/
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CREATE OR REPLACE FUNCTION adempiere.acctBalance(
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IN NUMERIC, -- $1 account id
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IN NUMERIC, -- $2 amount debit
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IN NUMERIC -- $3 amount credit
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) RETURNS NUMERIC AS
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$$
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DECLARE
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accType CHAR(1); --account type
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accSign CHAR(1); --account sign
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BEGIN
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IF COALESCE($1, 0) != 0 THEN
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SELECT t.AccountType, t.AccountSign
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INTO accType, accSign
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FROM C_ElementValue AS t WHERE t.C_ElementValue_ID = $1;
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IF accSign = "N" AND accType NOT IN ("A", "E") THEN
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--If account sign is natural and account type not asset or expense
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--mark sign to be credit.
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accSign = "C";
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END IF;
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END IF;
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IF accSign == 'C' THEN
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RETURN (COALESCE($2, 0) - COALESCE($3, 0));
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END IF;
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RETURN (COALESCE($3, 0) - COALESCE($2, 0));
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END;
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$$ LANGUAGE plpgsql;
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