91 lines
2.2 KiB
Go
91 lines
2.2 KiB
Go
package plugin
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import (
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"context"
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"errors"
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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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// HomeAssistant reads and writes Home Assistant entity states
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type HomeAssistant struct {
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conn *homeassistant.Connection
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entity string
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}
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func init() {
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registry.AddCtx("homeassistant", NewHomeAssistantPluginFromConfig)
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}
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// NewHomeAssistantPluginFromConfig creates a Home Assistant plugin
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func NewHomeAssistantPluginFromConfig(ctx context.Context, other map[string]any) (Plugin, error) {
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var cc struct {
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homeassistant.Config `mapstructure:",squash"`
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Entity string
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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.Entity == "" {
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return nil, errors.New("missing entity")
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}
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conn, err := homeassistant.NewConnection(util.NewLogger("homeassistant"), cc.URI, cc.Home_, cc.Insecure)
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if err != nil {
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return nil, err
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}
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return &HomeAssistant{
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conn: conn,
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entity: cc.Entity,
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}, nil
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}
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var _ StringGetter = (*HomeAssistant)(nil)
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// StringGetter returns the entity state
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func (p *HomeAssistant) StringGetter() (func() (string, error), error) {
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return func() (string, error) {
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res, err := p.conn.GetState(p.entity)
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return res.State, err
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}, nil
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}
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var _ FloatGetter = (*HomeAssistant)(nil)
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// FloatGetter returns the entity state as float
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func (p *HomeAssistant) FloatGetter() (func() (float64, error), error) {
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return func() (float64, error) {
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return p.conn.GetFloatState(p.entity)
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}, nil
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}
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var _ IntGetter = (*HomeAssistant)(nil)
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// IntGetter returns the entity state as int
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func (p *HomeAssistant) IntGetter() (func() (int64, error), error) {
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return func() (int64, error) {
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return p.conn.GetIntState(p.entity)
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}, nil
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}
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var _ BoolGetter = (*HomeAssistant)(nil)
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// BoolGetter returns the entity state as bool
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func (p *HomeAssistant) BoolGetter() (func() (bool, error), error) {
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return func() (bool, error) {
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return p.conn.GetBoolState(p.entity)
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}, nil
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}
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var _ BoolSetter = (*HomeAssistant)(nil)
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// BoolSetter invokes the entity's turn_on/turn_off service
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func (p *HomeAssistant) BoolSetter(param string) (func(bool) error, error) {
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return func(enable bool) error {
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return p.conn.CallSwitchService(p.entity, enable)
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}, nil
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}
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