67 lines
1.6 KiB
Go
67 lines
1.6 KiB
Go
package meter
|
|
|
|
import (
|
|
"github.com/andig/evcc/api"
|
|
"github.com/andig/evcc/provider"
|
|
)
|
|
|
|
// CompositeMeter decorates a Meter with MeterEnergy.
|
|
type CompositeMeter struct {
|
|
api.Meter
|
|
api.MeterEnergy
|
|
}
|
|
|
|
// NewConfigurableFromConfig creates api.Meter from config
|
|
func NewConfigurableFromConfig(log *api.Logger, other map[string]interface{}) api.Meter {
|
|
cc := struct {
|
|
Power provider.Config
|
|
Energy *provider.Config // optional
|
|
}{}
|
|
api.DecodeOther(log, other, &cc)
|
|
|
|
m := NewConfigurable(provider.NewFloatGetterFromConfig(log, cc.Power))
|
|
|
|
// decorate Meter with MeterEnergy
|
|
if cc.Energy != nil {
|
|
m = &CompositeMeter{
|
|
Meter: m,
|
|
MeterEnergy: NewMeterEnergy(provider.NewFloatGetterFromConfig(log, *cc.Energy)),
|
|
}
|
|
}
|
|
|
|
return m
|
|
}
|
|
|
|
// NewConfigurable creates a new charger
|
|
func NewConfigurable(currentPowerG provider.FloatGetter) api.Meter {
|
|
return &Meter{
|
|
currentPowerG: currentPowerG,
|
|
}
|
|
}
|
|
|
|
// Meter is an api.Meter implementation with configurable getters and setters.
|
|
type Meter struct {
|
|
currentPowerG provider.FloatGetter
|
|
}
|
|
|
|
// CurrentPower implements the Meter.CurrentPower interface
|
|
func (m *Meter) CurrentPower() (float64, error) {
|
|
return m.currentPowerG()
|
|
}
|
|
|
|
// MeterEnergy is an api.MeterEnergy implementation with configurable getters and setters.
|
|
type MeterEnergy struct {
|
|
totalEnergyG provider.FloatGetter
|
|
}
|
|
|
|
// NewMeterEnergy creates a new charger
|
|
func NewMeterEnergy(totalEnergyG provider.FloatGetter) api.MeterEnergy {
|
|
return &MeterEnergy{
|
|
totalEnergyG: totalEnergyG,
|
|
}
|
|
}
|
|
|
|
// TotalEnergy implements the Meter.TotalEnergy interface
|
|
func (m *MeterEnergy) TotalEnergy() (float64, error) {
|
|
return m.totalEnergyG()
|
|
}
|