--
-- This file is part of TALER
-- Copyright (C) 2014--2022 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 TABLE partners
  (partner_serial_id BIGINT GENERATED BY DEFAULT AS IDENTITY UNIQUE
  ,partner_master_pub BYTEA NOT NULL CHECK(LENGTH(partner_master_pub)=32)
  ,start_date INT8 NOT NULL
  ,end_date INT8 NOT NULL
  ,next_wad INT8 NOT NULL DEFAULT (0)
  ,wad_frequency INT8 NOT NULL
  ,wad_fee taler_amount NOT NULL
  ,master_sig BYTEA NOT NULL CHECK (LENGTH(master_sig)=64)
  ,partner_base_url TEXT NOT NULL
  ,PRIMARY KEY (partner_master_pub, start_date)
  );
COMMENT ON TABLE partners
  IS 'exchanges we do wad transfers to';
COMMENT ON COLUMN partners.partner_master_pub
  IS 'offline master public key of the partner';
COMMENT ON COLUMN partners.start_date
  IS 'starting date of the partnership';
COMMENT ON COLUMN partners.end_date
  IS 'end date of the partnership';
COMMENT ON COLUMN partners.next_wad
  IS 'at what time should we do the next wad transfer to this partner (frequently updated); set to forever after the end_date';
COMMENT ON COLUMN partners.wad_frequency
  IS 'how often do we promise to do wad transfers';
COMMENT ON COLUMN partners.wad_fee
  IS 'how high is the fee for a wallet to be added to a wad to this partner';
COMMENT ON COLUMN partners.partner_base_url
  IS 'base URL of the REST API for this partner';
COMMENT ON COLUMN partners.master_sig
  IS 'signature of our master public key affirming the partnership, of purpose TALER_SIGNATURE_MASTER_PARTNER_DETAILS';

CREATE INDEX IF NOT EXISTS partner_by_wad_time
  ON partners (next_wad ASC);