--
-- This file is part of TALER
-- Copyright (C) 2026 Taler Systems SA
--
-- TALER is free software; you can redistribute it and/or modify it under the
-- terms of the GNU General Public License as published by the Free Software
-- Foundation; either version 3, or (at your option) any later version.
--
-- TALER is distributed in the hope that it will be useful, but WITHOUT ANY
-- WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
-- A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
--
-- You should have received a copy of the GNU General Public License along with
-- TALER; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
--

CREATE FUNCTION alter_table_batch_deposits9()
RETURNS void
LANGUAGE plpgsql
AS $$
BEGIN
  -- This works because at the time of the migration
  -- supported production systems did not NOT use any fees.
  -- Otherwise, we'd have to iterate over the coins
  -- deposited in this batch and subtract the deposit fees here.
  ALTER TABLE batch_deposits
    ADD COLUMN total_without_fee taler_amount;
  UPDATE batch_deposits
    SET total_without_fee=total_amount;
  ALTER TABLE batch_deposits
    ALTER COLUMN total_without_fee SET NOT NULL;
END
$$;

INSERT INTO exchange_tables
    (name
    ,version
    ,action
    ,partitioned
    ,by_range)
  VALUES
    ('batch_deposits9'
    ,'exchange-0009'
    ,'alter'
    ,TRUE
    ,FALSE);
