configuration for price-based charging

custom_components/openwbmqtt/__init__.py

@@ -95,6 +95,13 @@ def fun_enable_disable_price_based_charging(call):
             payload = str(0)
             hass.components.mqtt.publish(hass, topic, payload)
 
+    def fun_change_pricebased_price(call):
+        """Change the price for price-based charging"""
+        topic = f"{call.data.get('mqtt_prefix')}/set/awattar/MaxPriceForCharging"
+        _LOGGER.debug("topic (change_pricebased_price): %s", topic)
+        _LOGGER.debug(f"set price to: {call.data.get('target_price')}")
+        hass.components.mqtt.publish(hass, topic, call.data.get("target_price"))
+
     # Register our services with Home Assistant.
     hass.services.async_register(DOMAIN, "enable_disable_cp", fun_enable_disable_cp)
     hass.services.async_register(
@@ -111,6 +118,11 @@ def fun_enable_disable_price_based_charging(call):
         "enable_disable_price_based_charging",
         fun_enable_disable_price_based_charging,
     )
+    hass.services.async_register(
+        DOMAIN,
+        "change_pricebased_price",
+        fun_change_pricebased_price,
+    )
 
     # Return boolean to indicate that initialization was successfully.
     return True
@@ -126,6 +138,7 @@ async def async_unload_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
     hass.services.async_remove(DOMAIN, "change_charge_limitation_per_cp")
     hass.services.async_remove(DOMAIN, "change_charge_current_per_cp")
     hass.services.async_remove(DOMAIN, "enable_disable_price_based_charging")
+    hass.services.async_remove(DOMAIN, "change_pricebased_price")
     unload_ok = await hass.config_entries.async_unload_platforms(entry, PLATFORMS)
 
     return unload_ok

custom_components/openwbmqtt/const.py

@@ -20,6 +20,7 @@
 from homeassistant.components.switch import SwitchDeviceClass, SwitchEntityDescription
 from homeassistant.const import (
     PERCENTAGE,
+    CURRENCY_CENT,
     Platform,
     UnitOfElectricCurrent,
     UnitOfElectricPotential,
@@ -388,6 +389,15 @@ class openWBNumberEntityDescription(NumberEntityDescription):
         entity_registry_enabled_default=False,
         icon="mdi:battery-charging-low",
     ),
+    openwbSensorEntityDescription(
+        key="global/awattar/ActualPriceForCharging",
+        name="aktueller Strompreis",
+        device_class=None,
+        native_unit_of_measurement=CURRENCY_CENT,
+        state_class=SensorStateClass.MEASUREMENT,
+        entity_registry_enabled_default=False,
+        icon="mdi:currency-eur",
+    )
 ]
 
 SENSORS_PER_LP = [
@@ -854,6 +864,20 @@ class openWBNumberEntityDescription(NumberEntityDescription):
         mqttTopicChargeMode="pv",
         icon="mdi:current-ac",
     ),
+    openWBNumberEntityDescription(
+        key="global/awattar/MaxPriceForCharging",
+        name="Maximalpreis Laden",
+        device_class=None,
+        native_unit_of_measurement=CURRENCY_CENT,
+        native_min_value=0.0,
+        native_max_value=50.0,
+        native_step=1.0,
+        entity_category=EntityCategory.CONFIG,
+        # icon=
+        mqttTopicCommand="/set/awattar/MaxPriceForCharging",
+        mqttTopicCurrentValue="/global/awattar/MaxPriceForCharging",
+        icon="mdi:currency-eur",
+    ),
 ]
 
 NUMBERS_PER_LP = [

custom_components/openwbmqtt/number.py

@@ -38,8 +38,12 @@ async def async_setup_entry(
 
     NUMBERS_GLOBAL_COPY = copy.deepcopy(NUMBERS_GLOBAL)
     for description in NUMBERS_GLOBAL_COPY:
-        description.mqttTopicCommand = f"{mqttRoot}/config/set/{str(description.mqttTopicChargeMode)}/{description.mqttTopicCommand}"
-        description.mqttTopicCurrentValue = f"{mqttRoot}/config/get/{str(description.mqttTopicChargeMode)}/{description.mqttTopicCurrentValue}"
+        if description.mqttTopicCommand.startswith("/"):
+            description.mqttTopicCommand = f"{mqttRoot}{description.mqttTopicCommand}"
+            description.mqttTopicCurrentValue = f"{mqttRoot}{description.mqttTopicCurrentValue}"
+        else:
+            description.mqttTopicCommand = f"{mqttRoot}/config/set/{str(description.mqttTopicChargeMode)}/{description.mqttTopicCommand}"
+            description.mqttTopicCurrentValue = f"{mqttRoot}/config/get/{str(description.mqttTopicChargeMode)}/{description.mqttTopicCurrentValue}"
 
         numberList.append(
             openWBNumber(

custom_components/openwbmqtt/services.yaml

@@ -137,6 +137,7 @@ change_charge_current_per_cp:
           min: 6
           max: 16
           step: 1  
+
 enable_disable_price_based_charging:
   description: Enable or disable price-based charging
   fields:
@@ -167,3 +168,25 @@ enable_disable_price_based_charging:
         number:
           min: 1
           max: 8
+
+change_pricebased_price:
+  description: Change Price for price-based charging
+  fields:
+    mqtt_prefix:
+      name: Prefix for MQTT topic
+      description: respective Prefix on the MQTT server that addresses the respective wallbox
+      default: 'openWB/openWB'
+      example: 'openWB/openWB'
+      required: true
+      selector:
+        text:
+    target_price:
+      name: Charging price in cent
+      description: Price in cent
+      default: 20
+      example: 22
+      selector:
+        number:
+          min: 0
+          max: 50
+          step: 1