Implement telemetry enhancements: add reading of Deye registers 145 and 179 in telemetry collector to derive is_export_limited and pv_derating_flags. Update fn_telemetry_inverter_sample to store these flags, and adjust related documentation and API endpoints accordingly.

db/routines/R__049_fn_telemetry_inverter_sample.sql

@@ -1,4 +1,6 @@
-create or replace function ems.fn_telemetry_inverter_sample(
+DROP FUNCTION IF EXISTS ems.fn_telemetry_inverter_sample;
+
+CREATE OR REPLACE FUNCTION ems.fn_telemetry_inverter_sample(
   p_site_id int,
   p_inverter_id int,
   p_measured_at timestamptz,
@@ -14,12 +16,14 @@ create or replace function ems.fn_telemetry_inverter_sample(
   p_load_power_w int,
   p_grid_import_total_wh bigint,
   p_grid_export_total_wh bigint,
-  p_run_state int
+  p_run_state int,
+  p_is_export_limited boolean DEFAULT NULL,
+  p_pv_derating_flags int DEFAULT NULL
 )
-returns void
-language sql
-as $fn$
-  insert into ems.telemetry_inverter (
+RETURNS void
+LANGUAGE sql
+AS $fn$
+  INSERT INTO ems.telemetry_inverter (
     site_id,
     inverter_id,
     measured_at,
@@ -35,9 +39,11 @@ as $fn$
     load_power_w,
     grid_import_total_wh,
     grid_export_total_wh,
-    run_state
+    run_state,
+    is_export_limited,
+    pv_derating_flags
   )
-  values (
+  VALUES (
     p_site_id,
     p_inverter_id,
     p_measured_at,
@@ -53,10 +59,12 @@ as $fn$
     p_load_power_w,
     p_grid_import_total_wh,
     p_grid_export_total_wh,
-    p_run_state
+    p_run_state,
+    p_is_export_limited,
+    p_pv_derating_flags
   )
-  on conflict (inverter_id, measured_at) do nothing;
+  ON CONFLICT (inverter_id, measured_at) DO NOTHING;
 $fn$;
 
-comment on function ems.fn_telemetry_inverter_sample is
-  'Insert jednoho vzorku telemetrie střídače (telemetry_collector).';
+COMMENT ON FUNCTION ems.fn_telemetry_inverter_sample IS
+  'Insert jednoho vzorku telemetrie střídače (telemetry_collector). Volitelně is_export_limited / pv_derating_flags (Deye reg 145/179) pro vyloučení slotů z učení PV delty.';