Added current draw sensor

README.md

@@ -19,6 +19,7 @@ This integration exposes the following entities:
     * Pending Approval - On when a car is connected and waiting for approval
 * Sensors
     * Power Draw (Watts) - Power draw of connected car
+    * Current Draw (Amps) - Current draw of connected car
     * Accumulative Energy Usage (kWh) - Total energy used by the charger
     * Next Smart Charge Slot - The next time your car will start charging according to the Ohme-generated charge plan
 * Switches (Settings) - Only options available to your charger model will show

custom_components/ohme/sensor.py

@@ -25,15 +25,17 @@ async def async_setup_entry(
     coordinator = hass.data[DOMAIN][DATA_CHARGESESSIONS_COORDINATOR]
     stats_coordinator = hass.data[DOMAIN][DATA_STATISTICS_COORDINATOR]
 
-    sensors = [PowerDrawSensor(coordinator, hass, client), EnergyUsageSensor(
-        stats_coordinator, hass, client), NextSlotSensor(coordinator, hass, client)]
+    sensors = [PowerDrawSensor(coordinator, hass, client),
+               CurrentDrawSensor(coordinator, hass, client),
+               EnergyUsageSensor(stats_coordinator, hass, client),
+               NextSlotSensor(coordinator, hass, client)]
 
     async_add_entities(sensors, update_before_add=True)
 
 
 class PowerDrawSensor(CoordinatorEntity[OhmeChargeSessionsCoordinator], SensorEntity):
     """Sensor for car power draw."""
-    _attr_name = "Current Power Draw"
+    _attr_name = "Power Draw"
     _attr_native_unit_of_measurement = UnitOfPower.WATT
     _attr_device_class = SensorDeviceClass.POWER
 
@@ -73,6 +75,47 @@ def native_value(self):
         return 0
 
 
+class CurrentDrawSensor(CoordinatorEntity[OhmeChargeSessionsCoordinator], SensorEntity):
+    """Sensor for car power draw."""
+    _attr_name = "Current Draw"
+    _attr_device_class = SensorDeviceClass.CURRENT
+
+    def __init__(
+            self,
+            coordinator: OhmeChargeSessionsCoordinator,
+            hass: HomeAssistant,
+            client):
+        super().__init__(coordinator=coordinator)
+
+        self._state = None
+        self._attributes = {}
+        self._last_updated = None
+        self._client = client
+
+        self.entity_id = generate_entity_id(
+            "sensor.{}", "ohme_current_draw", hass=hass)
+
+        self._attr_device_info = hass.data[DOMAIN][DATA_CLIENT].get_device_info(
+        )
+
+    @property
+    def unique_id(self) -> str:
+        """Return the unique ID of the sensor."""
+        return self._client.get_unique_id("current_draw")
+
+    @property
+    def icon(self):
+        """Icon of the sensor."""
+        return "mdi:current-ac"
+
+    @property
+    def native_value(self):
+        """Get value from data returned from API by coordinator"""
+        if self.coordinator.data and self.coordinator.data['power']:
+            return self.coordinator.data['power']['amp']
+        return 0
+
+
 class EnergyUsageSensor(CoordinatorEntity[OhmeStatisticsCoordinator], SensorEntity):
     """Sensor for total energy usage."""
     _attr_name = "Accumulative Energy Usage"