numerus/revert/add_expense@v2.sql

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-- Deploy numerus:add_expense to pg
-- requires: schema_numerus
-- requires: expense
-- requires: expense_tax
-- requires: tax
-- requires: company
-- requires: currency
-- requires: parse_price
-- requires: tax
-- requires: tag_name
begin;
set search_path to numerus, public;
drop function if exists add_expense(integer, text, date, integer, text, text, integer[], tag_name[]);
create or replace function add_expense(company integer, invoice_date date, contact_id integer, invoice_number text, amount text, taxes integer[], tags tag_name[]) returns uuid as
$$
declare
eid integer;
eslug uuid;
begin
insert into expense (company_id, contact_id, invoice_number, invoice_date, amount, currency_code, tags)
select company_id
, contact_id
, invoice_number
, invoice_date
, parse_price(amount, currency.decimal_digits)
, currency_code
, tags
from company
join currency using (currency_code)
where company.company_id = add_expense.company
returning expense_id, slug
into eid, eslug;
insert into expense_tax (expense_id, tax_id, tax_rate)
select eid, tax_id, tax.rate
from tax
join unnest(taxes) as etax(tax_id) using (tax_id);
return eslug;
end;
$$
language plpgsql;
revoke execute on function add_expense(integer, date, integer, text, text, integer[], tag_name[]) from public;
grant execute on function add_expense(integer, date, integer, text, text, integer[], tag_name[]) to invoicer;
grant execute on function add_expense(integer, date, integer, text, text, integer[], tag_name[]) to admin;
commit;