evcc-io/charger/switchsocket.go

73 lines
1.4 KiB
Go

package charger
import "github.com/evcc-io/evcc/api"
// switchSocket implements the api.Charger Status and CurrentPower methods
// using basic generic switch socket functions
type switchSocket struct {
*embed
enabled func() (bool, error)
currentPower func() (float64, error)
standbypower float64
}
func NewSwitchSocket(
embed *embed,
enabled func() (bool, error),
currentPower func() (float64, error),
standbypower float64,
) *switchSocket {
return &switchSocket{
embed: embed,
enabled: enabled,
currentPower: currentPower,
standbypower: standbypower,
}
}
// Status calculates a generic switches status
func (c *switchSocket) Status() (api.ChargeStatus, error) {
res := api.StatusB
// static mode
if c.standbypower < 0 {
on, err := c.enabled()
if on {
res = api.StatusC
}
return res, err
}
// standby power mode
power, err := c.currentPower()
if power > c.standbypower {
res = api.StatusC
}
return res, err
}
var _ api.Meter = (*switchSocket)(nil)
// CurrentPower calculates a generic switches power
func (c *switchSocket) CurrentPower() (float64, error) {
var power float64
// set fix static power in static mode
if c.standbypower < 0 {
on, err := c.enabled()
if on {
power = -c.standbypower
}
return power, err
}
// ignore power in standby mode
power, err := c.currentPower()
if power <= c.standbypower {
power = 0
}
return power, err
}