-- -- 0019-shop-buy-for-cash.sql -- -- #19 - stored function for "consolidation" transaction -- -- ISC License -- -- Copyright 2023-2025 Brmlab, z.s. -- TMA -- -- Permission to use, copy, modify, and/or distribute this software -- for any purpose with or without fee is hereby granted, provided -- that the above copyright notice and this permission notice appear -- in all copies. -- -- THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL -- WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED -- WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE -- AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR -- CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS -- OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, -- NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN -- CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. -- -- To require fully-qualified names SELECT pg_catalog.set_config('search_path', '', false); DO $upgrade_block$ BEGIN IF brmbar_privileged.has_exact_schema_version(18) THEN CREATE OR REPLACE FUNCTION public.compute_account_balance( i_account_id public.accounts.id%TYPE ) RETURNS NUMERIC LANGUAGE plpgsql AS $$ DECLARE v_crsum NUMERIC; v_dbsum NUMERIC; BEGIN SELECT COALESCE(SUM(CASE WHEN side='credit' THEN amount ELSE 0 END),0) crsum INTO v_crsum, COALESCE(SUM(CASE WHEN side='debit' THEN amount ELSE 0 END),0) dbsum into v_dbsum FROM public.transaction_splits ts WHERE ts.account=4 RETURN v_dbsum - v_crsum; END; $$; CREATE OR REPLACE FUNCTION public.make_consolidate_transaction( i_excess_id public.accounts.id%TYPE, i_deficit_id public.accounts.id%TYPE, i_profits_id public.accounts.id%TYPE ) RETURNS TEXT LANGUAGE plpgsql AS $$ DECLARE v_transaction_id public.transactions.id%TYPE; v_excess_balance NUMERIC; v_deficit_balance NUMERIC; v_ret TEXT; BEGIN v_ret := NULL; -- Create a new transaction v_transaction_id := brmbar_privileged.create_transaction(NULL, 'BrmBar inventory consolidation'); v_excess_balance := public.compute_account_balance(i_excess_id); v_deficit_balance := public.compute_account_balance(i_deficit_id); IF v_excess_balance <> 0 THEN v_ret := 'Excess balance ' || -v_excess_balance || ' debited to profit'; INSERT INTO public.transaction_splits (transaction, side, account, amount, memo) VALUES (i_transaction_id, 'debit', i_excess_id, -v_excess_balance, 'Excess balance added to profit.'); INSERT INTO public.transaction_splits (transaction, side, account, amount, memo) VALUES (i_transaction_id, 'debit', i_profits_id, -v_excess_balance, 'Excess balance added to profit.'); END IF; IF v_deficit_balance <> 0 THEN v_ret := COALESCE(v_ret, ''); v_ret := v_ret || 'Deficit balance ' || v_deficit_balance || ' credited to profit'; INSERT INTO public.transaction_splits (transaction, side, account, amount, memo) VALUES (i_transaction_id, 'credit', i_deficit_id, v_deficit_balance, 'Deficit balance removed from profit.'); INSERT INTO public.transaction_splits (transaction, side, account, amount, memo) VALUES (i_transaction_id, 'credit', i_profits_id, v_deficit_balance, 'Deficit balance removed from profit.'); END IF; RETURN v_ret; END; $$; PERFORM brmbar_privileged.upgrade_schema_version_to(19); END IF; END; $upgrade_block$; -- vim: set ft=plsql :