Add SELF_USE mode to 745 platform inverters

Add SELF_USE mode to 745 platform inverters

goodwe/es.py

@@ -285,6 +285,7 @@ async def set_grid_export_limit(self, export_limit: int) -> None:
     async def get_operation_modes(self, include_emulated: bool) -> Tuple[OperationMode, ...]:
         result = [e for e in OperationMode]
         result.remove(OperationMode.PEAK_SHAVING)
+        result.remove(OperationMode.SELF_USE)
         if not include_emulated:
             result.remove(OperationMode.ECO_CHARGE)
             result.remove(OperationMode.ECO_DISCHARGE)

goodwe/et.py

@@ -604,6 +604,8 @@ async def get_operation_modes(self, include_emulated: bool) -> Tuple[OperationMo
         result = [e for e in OperationMode]
         if not self._has_peak_shaving:
             result.remove(OperationMode.PEAK_SHAVING)
+        if not is_745_platform(self):
+            result.remove(OperationMode.SELF_USE)
         if not include_emulated:
             result.remove(OperationMode.ECO_CHARGE)
             result.remove(OperationMode.ECO_DISCHARGE)
@@ -644,6 +646,10 @@ async def set_operation_mode(self, operation_mode: OperationMode, eco_mode_power
             await self.write_setting('work_mode', 4)
             await self._set_offline(False)
             await self._clear_battery_mode_param()
+        elif operation_mode == OperationMode.SELF_USE:
+            await self.write_setting('work_mode', 5)
+            await self._set_offline(False)
+            await self._clear_battery_mode_param()
         elif operation_mode in (OperationMode.ECO_CHARGE, OperationMode.ECO_DISCHARGE):
             if eco_mode_power < 0 or eco_mode_power > 100:
                 raise ValueError()

goodwe/inverter.py

@@ -76,6 +76,7 @@ class OperationMode(IntEnum):
     BACKUP = 2
     ECO = 3
     PEAK_SHAVING = 4
+    SELF_USE = 5
     ECO_CHARGE = 10
     ECO_DISCHARGE = 11