sql first refactor

db/routines/R__fn_deye_tou_inactive_signature.sql

@@ -0,0 +1,21 @@
+create or replace function ems.fn_deye_tou_inactive_signature(
+  p_hhmm_inactive int,
+  p_min_soc_pct numeric,
+  p_reserve_soc_pct numeric,
+  p_tp_discharge_w int
+)
+returns text
+language sql
+immutable
+as $fn$
+  select concat_ws(
+    '|',
+    p_hhmm_inactive::text,
+    round(p_min_soc_pct, 2)::text,
+    round(p_reserve_soc_pct, 2)::text,
+    p_tp_discharge_w::text
+  );
+$fn$;
+
+comment on function ems.fn_deye_tou_inactive_signature(int, numeric, numeric, int) is
+  'Podpis neaktivních TOU slotů (shoda s asset_inverter.deye_tou_inactive_signature).';