ski battery charge u sell

backend/services/control/inverter.py

@@ -98,10 +98,11 @@ async def write_inverter_setpoints(
         export_limit = export_lim
         reg178_val = REG178_SELL if deye_mode == "SELL" else REG178_PASSIVE
 
+        charge_a_log = charge_a if charge_a is not None else "skip"
         logger.info(
             f"[control] site={site_id} fyzický režim Deye: {deye_mode} | "
             f"battery_w={raw_bat!r} grid_w={grid_w} | "
-            f"charge_a={charge_a} discharge_a={discharge_a} | "
+            f"charge_a={charge_a_log} discharge_a={discharge_a} | "
             f"reg142={selling_mode} reg145={solar_sell} reg143={export_limit}W reg178={reg178_val}"
         )
 
@@ -164,10 +165,13 @@ async def write_inverter_setpoints(
                 "Deye TOU rows 3-6 skipped (already written today, signature unchanged)"
             )
 
+        amp_regs: list[tuple[int, str, int]] = []
+        if charge_a is not None:
+            amp_regs.append((108, "", charge_a))
+        amp_regs.append((109, "", discharge_a))
         registers.extend(
-            [
-                (108, "", charge_a),
-                (109, "", discharge_a),
+            amp_regs
+            + [
                 (141, "energy_mode (0)", 0),
                 (142, "limit_control", selling_mode),
                 (143, "", export_limit),