115 lines
2.6 KiB
Go
115 lines
2.6 KiB
Go
package charger
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import (
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"errors"
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"strconv"
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"github.com/evcc-io/evcc/api"
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"github.com/evcc-io/evcc/meter/fritzdect"
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"github.com/evcc-io/evcc/util"
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)
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// FRITZ! FritzBox AHA interface specifications:
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// https://fritz.com/fileadmin/user_upload/Global/Service/Schnittstellen/AHA-HTTP-Interface.pdf
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// FritzDECT charger implementation
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type FritzDECT struct {
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conn *fritzdect.Connection
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*switchSocket
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}
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func init() {
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registry.Add("fritzdect", NewFritzDECTFromConfig)
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}
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// NewFritzDECTFromConfig creates a fritzdect charger from generic config
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func NewFritzDECTFromConfig(other map[string]any) (api.Charger, error) {
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var cc struct {
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embed `mapstructure:",squash"`
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fritzdect.Settings `mapstructure:",squash"`
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StandbyPower float64
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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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if cc.User == "" || cc.Password == "" {
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return nil, api.ErrMissingCredentials
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}
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return NewFritzDECT(cc.embed, cc.URI, cc.AIN, cc.User, cc.Password, cc.StandbyPower)
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}
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// NewFritzDECT creates a new connection with standbypower for charger
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func NewFritzDECT(embed embed, uri, ain, user, password string, standbypower float64) (*FritzDECT, error) {
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conn, err := fritzdect.NewConnection(uri, ain, user, password)
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if err != nil {
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return nil, err
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}
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c := &FritzDECT{
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conn: conn,
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}
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c.switchSocket = NewSwitchSocket(&embed, c.Enabled, c.conn.CurrentPower, standbypower)
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return c, nil
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}
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// Status implements the api.Charger interface
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func (c *FritzDECT) Status() (api.ChargeStatus, error) {
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resp, err := c.conn.ExecCmd("getswitchpresent")
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if err != nil {
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return api.StatusNone, err
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}
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present, err := strconv.ParseBool(resp)
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if err == nil && !present {
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err = api.ErrNotAvailable
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}
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if err != nil {
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return api.StatusNone, err
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}
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return c.switchSocket.Status()
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}
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// Enabled implements the api.Charger interface
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func (c *FritzDECT) Enabled() (bool, error) {
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resp, err := c.conn.ExecCmd("getswitchstate")
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if err != nil {
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return false, err
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}
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return strconv.ParseBool(resp)
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}
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// Enable implements the api.Charger interface
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func (c *FritzDECT) Enable(enable bool) error {
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cmd := "setswitchoff"
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if enable {
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cmd = "setswitchon"
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}
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// on 0/1 - DECT Switch state off/on (empty if unknown or error)
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resp, err := c.conn.ExecCmd(cmd)
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if err != nil {
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return err
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}
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on, err := strconv.ParseBool(resp)
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if err == nil && enable != on {
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err = errors.New("switch failed")
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}
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return err
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}
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var _ api.MeterEnergy = (*FritzDECT)(nil)
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// TotalEnergy implements the api.MeterEnergy interface
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func (c *FritzDECT) TotalEnergy() (float64, error) {
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return c.conn.TotalEnergy()
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}
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