71 lines
1.6 KiB
Go
71 lines
1.6 KiB
Go
package charger
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import (
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"fmt"
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"time"
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"github.com/evcc-io/evcc/api"
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"github.com/evcc-io/evcc/meter/mystrom"
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"github.com/evcc-io/evcc/provider"
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"github.com/evcc-io/evcc/util"
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)
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// myStrom switch:
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// https://api.mystrom.ch/#fbb2c698-e37a-4584-9324-3f8b2f615fe2
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func init() {
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registry.Add("mystrom", NewMyStromFromConfig)
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}
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// MyStrom charger implementation
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type MyStrom struct {
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conn *mystrom.Connection
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*switchSocket
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cache time.Duration
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reportG func() (mystrom.Report, error)
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}
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// NewMyStromFromConfig creates a myStrom charger from generic config
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func NewMyStromFromConfig(other map[string]interface{}) (api.Charger, error) {
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cc := struct {
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URI string
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StandbyPower float64
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Cache time.Duration
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}{
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Cache: time.Second,
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}
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if err := util.DecodeOther(other, &cc); err != nil {
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return nil, err
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}
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c := &MyStrom{
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conn: mystrom.NewConnection(cc.URI),
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cache: cc.Cache,
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}
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c.switchSocket = NewSwitchSocket(c.Enabled, c.conn.CurrentPower, cc.StandbyPower)
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c.reportG = provider.Cached(c.conn.Report, c.cache)
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return c, nil
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}
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// Enabled implements the api.Charger interface
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func (c *MyStrom) Enabled() (bool, error) {
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res, err := c.reportG()
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return res.Relay, err
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}
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// Enable implements the api.Charger interface
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func (c *MyStrom) Enable(enable bool) error {
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// reset cache
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c.reportG = provider.Cached(c.conn.Report, c.cache)
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onoff := map[bool]int{false: 0, true: 1}
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return c.conn.Request(fmt.Sprintf("relay?state=%d", onoff[enable]))
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}
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// MaxCurrent implements the api.Charger interface
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func (c *MyStrom) MaxCurrent(current int64) error {
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return nil
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}
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