74 lines
1.6 KiB
Go
74 lines
1.6 KiB
Go
package meter
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import (
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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/homematic"
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"github.com/evcc-io/evcc/util"
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)
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// Homematic CCU meter implementation
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type CCU struct {
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conn *homematic.Connection
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usage string
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}
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func init() {
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registry.Add("homematic", NewCCUFromConfig)
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}
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// NewCCUFromConfig creates a Homematic meter from generic config
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func NewCCUFromConfig(other map[string]any) (api.Meter, error) {
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cc := struct {
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URI string
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Device string
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MeterChannel string
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SwitchChannel string
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User string
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Password string
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Usage string
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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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return NewCCU(cc.URI, cc.Device, cc.MeterChannel, cc.SwitchChannel, cc.User, cc.Password, cc.Usage, cc.Cache)
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}
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// NewCCU creates a new connection with usage for meter
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func NewCCU(uri, deviceid, meterid, switchid, user, password, usage string, cache time.Duration) (*CCU, error) {
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conn, err := homematic.NewConnection(uri, deviceid, meterid, switchid, user, password, cache)
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if err != nil {
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return nil, err
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}
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m := &CCU{
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conn: conn,
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usage: usage,
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}
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return m, nil
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}
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// CurrentPower implements the api.Meter interface
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func (c *CCU) CurrentPower() (float64, error) {
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if c.usage == "grid" {
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return c.conn.GridCurrentPower()
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}
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return c.conn.CurrentPower()
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}
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var _ api.MeterEnergy = (*CCU)(nil)
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// TotalEnergy implements the api.MeterEnergy interface
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func (c *CCU) TotalEnergy() (float64, error) {
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if c.usage == "grid" {
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return c.conn.GridTotalEnergy()
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}
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return c.conn.TotalEnergy()
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}
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