evcc-io/charger/mystrom.go
2025-10-31 15:25:53 +00:00

63 lines
1.4 KiB
Go

package charger
import (
"fmt"
"time"
"github.com/evcc-io/evcc/api"
"github.com/evcc-io/evcc/meter/mystrom"
"github.com/evcc-io/evcc/util"
)
// myStrom switch:
// https://api.mystrom.ch/#fbb2c698-e37a-4584-9324-3f8b2f615fe2
func init() {
registry.Add("mystrom", NewMyStromFromConfig)
}
// MyStrom charger implementation
type MyStrom struct {
*switchSocket
conn *mystrom.Connection
reportG util.Cacheable[mystrom.Report]
}
// NewMyStromFromConfig creates a myStrom charger from generic config
func NewMyStromFromConfig(other map[string]any) (api.Charger, error) {
cc := struct {
embed `mapstructure:",squash"`
URI string
StandbyPower float64
Cache time.Duration
}{
Cache: time.Second,
}
if err := util.DecodeOther(other, &cc); err != nil {
return nil, err
}
c := &MyStrom{
conn: mystrom.NewConnection(cc.URI),
}
c.switchSocket = NewSwitchSocket(&cc.embed, c.Enabled, c.conn.CurrentPower, cc.StandbyPower)
c.reportG = util.ResettableCached(c.conn.Report, cc.Cache)
return c, nil
}
// Enabled implements the api.Charger interface
func (c *MyStrom) Enabled() (bool, error) {
res, err := c.reportG.Get()
return res.Relay, err
}
// Enable implements the api.Charger interface
func (c *MyStrom) Enable(enable bool) error {
c.reportG.Reset()
onoff := map[bool]int{false: 0, true: 1}
return c.conn.Request(fmt.Sprintf("relay?state=%d", onoff[enable]))
}