82 lines
2 KiB
Go
82 lines
2 KiB
Go
package charger
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import (
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"errors"
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"github.com/evcc-io/evcc/api"
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"github.com/evcc-io/evcc/util"
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"github.com/evcc-io/evcc/util/homeassistant"
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)
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type HomeAssistantSwitch struct {
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conn *homeassistant.Connection
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enable string
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power string
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*switchSocket
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}
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func init() {
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registry.Add("homeassistant-switch", NewHomeAssistantSwitchFromConfig)
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}
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func NewHomeAssistantSwitchFromConfig(other map[string]any) (api.Charger, error) {
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cc := struct {
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embed `mapstructure:",squash"`
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_URI string `mapstructure:"uri"` // TODO deprecated
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_Token string `mapstructure:"token"` // TODO deprecated
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Home string
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Enable string
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Power string
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StandbyPower float64
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}{
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Home: "Home",
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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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return NewHomeAssistantSwitch(cc.embed, cc.Home, cc.Enable, cc.Power, cc.StandbyPower)
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}
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func NewHomeAssistantSwitch(embed embed, home, enable, power string, standbypower float64) (api.Charger, error) {
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if enable == "" {
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return nil, errors.New("missing enable switch entity")
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}
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// standbypower < 0 ensures that currentPower is never used by the switch socket if not present
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if power == "" && standbypower >= 0 {
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return nil, errors.New("missing either power entity or negative standbypower")
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}
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log := util.NewLogger("ha-switch")
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conn, err := homeassistant.NewConnection(log, home)
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if err != nil {
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return nil, err
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}
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c := &HomeAssistantSwitch{
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enable: enable,
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power: power,
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conn: conn,
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}
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c.switchSocket = NewSwitchSocket(&embed, c.Enabled, c.currentPower, standbypower)
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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 *HomeAssistantSwitch) Enabled() (bool, error) {
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return c.conn.GetBoolState(c.enable)
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}
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// Enable implements the api.Charger interface
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func (c *HomeAssistantSwitch) Enable(enable bool) error {
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return c.conn.CallSwitchService(c.enable, enable)
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}
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// currentPower implements the api.Meter interface (optional)
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func (c *HomeAssistantSwitch) currentPower() (float64, error) {
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return c.conn.GetFloatState(c.power)
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}
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