SMA EVCharger: add api.EnergyMeter (#16731)

evcc-io · Oct 19, 2024 · dcc8024 · dcc8024
1 parent 8e58845
commit dcc8024
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/charger/smaevcharger.go b/charger/smaevcharger.go
@@ -233,6 +233,14 @@ func (wb *Smaevcharger) MaxCurrentMillis(current float64) error {
 	return wb.Send(value("Parameter.Inverter.AcALim", fmt.Sprintf("%.2f", current)))
 }
 
+var _ api.MeterEnergy = (*Smaevcharger)(nil)
+
+// TotalEnergy implements the api.MeterEnergy interface
+func (wb *Smaevcharger) TotalEnergy() (float64, error) {
+	val, err := wb.getMeasurement("Measurement.Metering.GridMs.TotWhIn")
+	return val / 1e3, err
+}
+
 var _ api.Meter = (*Smaevcharger)(nil)
 
 // CurrentPower implements the api.Meter interface