forked from brmlab/brmbar-github
86 lines
2.3 KiB
MySQL
86 lines
2.3 KiB
MySQL
--
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-- 0026-trading-accounts-2.sql
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--
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-- #26 - maintain trading accounts for each currency
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--
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-- ISC License
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--
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-- Copyright 2023-2025 Brmlab, z.s.
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-- TMA <tma+hs@jikos.cz>
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--
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-- Permission to use, copy, modify, and/or distribute this software
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-- for any purpose with or without fee is hereby granted, provided
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-- that the above copyright notice and this permission notice appear
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-- in all copies.
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--
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-- THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
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-- WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
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-- WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
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-- AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR
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-- CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
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-- OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
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-- NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
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-- CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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--
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-- To require fully-qualified names
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SELECT pg_catalog.set_config('search_path', '', false);
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DO $upgrade_block$
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DECLARE
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v INTEGER;
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BEGIN
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IF brmbar_privileged.has_exact_schema_version(25) THEN
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-- enforce uniqueness of trading accounts
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CREATE UNIQUE INDEX uniq_trading_currency
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ON public.accounts (currency)
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WHERE acctype = 'trading';
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-- create trading accounts for existing currencies
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DO $$
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DECLARE
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v_rec RECORD;
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v_trading INTEGER;
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BEGIN
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-- Loop through all currencies
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FOR v_rec IN SELECT id, name FROM public.currencies LOOP
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SELECT public.create_account(
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'Trading account: ' || v_rec.name,
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v_rec.id,
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'trading'
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) INTO v_trading;
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END LOOP;
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END $$;
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CREATE OR REPLACE FUNCTION public.create_currency(
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IN i_name public.currencies.name%TYPE
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) RETURNS INTEGER LANGUAGE plpgsql AS $$
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DECLARE
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r_id INTEGER;
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v_trading INTEGER;
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BEGIN
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-- First the currency
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INSERT INTO public.currencies (name)
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VALUES (i_name) RETURNING id INTO r_id;
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-- Then the 'trading' account
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SELECT public.create_account(
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'Trading account: ' || i_name,
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r_id,
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'trading'
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) INTO v_trading;
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RETURN r_id;
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END
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$$;
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PERFORM brmbar_privileged.upgrade_schema_version_to(26);
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END IF;
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END;
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$upgrade_block$;
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-- vim: set ft=plsql sw=4 ts=4 et :
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