More refactoring, moved kettle auto off out of the kettle implementation and into a seperate automation

.dockerignore

@@ -1,5 +1,5 @@
 .git/
 storage/
-automation
+app
 .env
 tmp/

automation/automation.go

@@ -11,4 +11,5 @@ import (
 func RegisterAutomations(client paho.Client, hue *hue.Hue, notify *ntfy.Notify, home *home.Home) {
 	presenceAutomation(client, hue, notify, home)
 	mixerAutomation(client, home)
+	kettleAutomation(client, home)
 }

automation/kettle.go

@@ -0,0 +1,50 @@
+package automation
+
+import (
+	"automation/device"
+	"automation/home"
+	"fmt"
+	"log"
+	"time"
+
+	paho "github.com/eclipse/paho.mqtt.golang"
+)
+
+func kettleAutomation(client paho.Client, home *home.Home) {
+	const name = "kitchen/kettle"
+	const length = 5 * time.Minute
+
+	timer := time.NewTimer(length)
+
+	var handler paho.MessageHandler = func(c paho.Client, m paho.Message) {
+		kettle, err := device.GetDevice[device.OnOff](&home.Devices, name)
+		if err != nil {
+			log.Println(err)
+			return
+		}
+
+		if kettle.GetOnOff() {
+			timer.Reset(length)
+		} else {
+			timer.Stop()
+		}
+	}
+
+	if token := client.Subscribe(fmt.Sprintf("zigbee2mqtt/%s", name), 1, handler); token.Wait() && token.Error() != nil {
+		log.Println(token.Error())
+	}
+
+	go func() {
+		for {
+			<-timer.C
+			log.Println("Turning kettle automatically off")
+			kettle, err := device.GetDevice[device.OnOff](&home.Devices, name)
+			if err != nil {
+				log.Println(err)
+				break
+			}
+
+			kettle.SetOnOff(false)
+		}
+	}()
+}

automation/mixer.go

@@ -3,7 +3,6 @@ package automation
 import (
 	"automation/device"
 	"automation/home"
-	"automation/integration/kasa"
 	"encoding/json"
 	"log"
 
@@ -12,12 +11,12 @@ import (
 
 func mixerAutomation(client paho.Client, home *home.Home) {
 	var handler paho.MessageHandler = func(client paho.Client, msg paho.Message) {
-		mixer, err := device.GetDevice[*kasa.Outlet](&home.Devices, "living_room/mixer")
+		mixer, err := device.GetDevice[device.OnOff](&home.Devices, "living_room/mixer")
 		if err != nil {
 			log.Println(err)
 			return
 		}
-		speakers, err := device.GetDevice[*kasa.Outlet](&home.Devices, "living_room/speakers")
+		speakers, err := device.GetDevice[device.OnOff](&home.Devices, "living_room/speakers")
 		if err != nil {
 			log.Println(err)
 			return

home/home.go

@@ -9,8 +9,6 @@ import (
 
 	"google.golang.org/api/homegraph/v1"
 	"google.golang.org/api/option"
-
-	paho "github.com/eclipse/paho.mqtt.golang"
 )
 
 type Home struct {
@@ -21,7 +19,7 @@ type Home struct {
 }
 
 // Auto populate and update the device list
-func New(username string, credentials config.Credentials, client paho.Client) *Home {
+func New(username string, credentials config.Credentials) *Home {
 	home := &Home{Username: username, Devices: make(map[device.InternalName]device.Basic)}
 
 	homegraphService, err := homegraph.NewService(context.Background(), option.WithCredentialsJSON(credentials))

integration/google/handler.go

@@ -13,6 +13,7 @@ import (
 type DeviceInterface interface {
 	device.Basic
 
+	IsGoogleDevice()
 	Sync() *Device
 	Query() DeviceState
 	Execute(execution Execution, updatedState *DeviceState) (errCode string, online bool)

integration/kasa/kasa.go

@@ -1,6 +1,7 @@
 package kasa
 
 import (
+	"automation/device"
 	"bytes"
 	"encoding/binary"
 	"encoding/json"
@@ -12,6 +13,9 @@ import (
 // https://www.softscheck.com/en/blog/tp-link-reverse-engineering/
 
 type Device interface {
+	device.Basic
+
+	IsKasaDevice()
 	GetIP() string
 }
 

integration/kasa/outlet.go

@@ -17,6 +17,9 @@ func NewOutlet(name device.InternalName, ip string) *Outlet {
 
 // kasa.Device
 var _ Device = (*Outlet)(nil)
+func (*Outlet) IsKasaDevice() {}
+
+// kasa.Device
 func (o *Outlet) GetIP() string {
 	return o.ip
 }

integration/wol/computer.go

@@ -35,6 +35,9 @@ func (c *computer) GetID() device.InternalName {
 
 // google.DeviceInterface
 var _ google.DeviceInterface = (*computer)(nil)
+func (*computer) IsGoogleDevice() {}
+
+// google.DeviceInterface
 func (c *computer) Sync() *google.Device {
 	device := google.NewDevice(c.GetID().String(), google.TypeScene)
 	device.AddSceneTrait(false)

integration/zigbee/devices.go

@@ -30,6 +30,8 @@ func DevicesHandler(client paho.Client, home *home.Home) {
 		}
 
 		// Send sync request
+		// @TODO Instead of sending a sync request we should do something like home.sync <- interface{}
+		// This will then restart a timer, that way the sync will only trigger once everything has settled from multiple locations
 		home.Service.RequestSync(context.Background(), home.Username)
 	}
 

integration/zigbee/kettle.go

@@ -20,21 +20,12 @@ type kettle struct {
 
 	updated chan bool
 
-	timerLength time.Duration
-	timer *time.Timer
-	stop chan interface{}
-
 	isOn bool
 	online bool
 }
 
 func NewKettle(info Info, client paho.Client, service *google.Service) *kettle {
-	k := &kettle{info: info, client: client, service: service, updated: make(chan bool, 1), timerLength: 5 * time.Minute, stop: make(chan interface{})}
-	k.timer = time.NewTimer(k.timerLength)
-	k.timer.Stop()
-
-	// Start function 
-	go k.timerFunc()
+	k := &kettle{info: info, client: client, service: service, updated: make(chan bool, 1)}
 
 	if token := k.client.Subscribe(fmt.Sprintf("zigbee2mqtt/%s", k.info.FriendlyName), 1, k.stateHandler); token.Wait() && token.Error() != nil {
 		log.Println(token.Error())
@@ -64,27 +55,6 @@ func (k *kettle) stateHandler(client paho.Client, msg paho.Message) {
 	k.service.ReportState(context.Background(), id, map[string]google.DeviceState{
 		id: k.getState(),
 	})
-
-	if k.isOn {
-		k.timer.Reset(k.timerLength)
-	} else {
-		k.timer.Stop()
-	}
-}
-
-func (k *kettle) timerFunc() {
-	for {
-		select {
-		case <- k.timer.C:
-			log.Println("Turning kettle automatically off")
-			if token := k.client.Publish(fmt.Sprintf("zigbee2mqtt/%s/set", k.info.FriendlyName), 1, false, `{"state": "OFF"}`); token.Wait() && token.Error() != nil {
-				log.Println(token.Error())
-			}
-
-		case <- k.stop:
-			return
-		}
-	}
 }
 
 func (k *kettle) getState() google.DeviceState {
@@ -94,21 +64,20 @@ func (k *kettle) getState() google.DeviceState {
 
 // zigbee.Device
 var _ Device = (*kettle)(nil)
-func (k *kettle) Delete() {
-	k.stop <- struct{}{}
+func (k *kettle) IsZigbeeDevice() {}
 
-	if token := k.client.Subscribe(fmt.Sprintf("zigbee2mqtt/%s", k.info.FriendlyName), 1, k.stateHandler); token.Wait() && token.Error() != nil {
+// zigbee.Device
+func (k *kettle) Delete() {
+	if token := k.client.Unsubscribe(fmt.Sprintf("zigbee2mqtt/%s", k.info.FriendlyName)); token.Wait() && token.Error() != nil {
 		log.Println(token.Error())
 	}
 }
 
-func (k *kettle) IsZigbeeDevice() bool {
-	return true
-}
-
-
 // google.DeviceInterface
 var _ google.DeviceInterface = (*kettle)(nil)
+func (*kettle) IsGoogleDevice() {}
+
+// google.DeviceInterface
 func (k *kettle) Sync() *google.Device {
 	device := google.NewDevice(k.GetID().String(), google.TypeKettle)
 	device.AddOnOffTrait(false, false)

integration/zigbee/zigbee.go

@@ -14,7 +14,6 @@ type Info struct {
 type Device interface {
 	device.Basic
 
-	// This function only exists to make this interface unique
-	IsZigbeeDevice() bool
+	IsZigbeeDevice()
 	Delete()
 }

main.go

@@ -26,7 +26,21 @@ func main() {
 
 	cfg := config.Get()
 
-	// Setup all the connections to other services
+	notify := ntfy.New(cfg.Ntfy.Topic)
+	hue := hue.New(cfg.Hue.IP, cfg.Hue.Token)
+
+	home := home.New(cfg.Google.Username, cfg.Google.Credentials)
+	r := mux.NewRouter()
+	r.HandleFunc("/assistant", home.Service.FullfillmentHandler)
+
+	for name, info := range cfg.Computer {
+		home.AddDevice(wol.NewComputer(info.MACAddress, name, info.Url))
+	}
+
+	for name, ip := range cfg.Kasa.Outlets {
+		home.AddDevice(kasa.NewOutlet(name, ip))
+	}
+
 	opts := paho.NewClientOptions().AddBroker(fmt.Sprintf("%s:%d", cfg.MQTT.Host, cfg.MQTT.Port))
 	opts.SetClientID(cfg.MQTT.ClientID)
 	opts.SetUsername(cfg.MQTT.Username)
@@ -38,32 +52,20 @@ func main() {
 		panic(token.Error())
 	}
 	defer client.Disconnect(250)
-	notify := ntfy.New(cfg.Ntfy.Topic)
-	hue := hue.New(cfg.Hue.IP, cfg.Hue.Token)
 
-	// Devices that we control and expose to google home
-	home := home.New(cfg.Google.Username, cfg.Google.Credentials, client)
+	zigbee.DevicesHandler(client, home)
 
-	// Setup presence system
 	p := presence.New(client, hue, notify, home)
 	defer p.Delete(client)
 
-	r := mux.NewRouter()
-	r.HandleFunc("/assistant", home.Service.FullfillmentHandler)
-
-	// Register computers
-	for name, info := range cfg.Computer {
-		home.AddDevice(wol.NewComputer(info.MACAddress, name, info.Url))
+	opts.SetClientID(fmt.Sprintf("%s-2", cfg.MQTT.ClientID))
+	automationClient := paho.NewClient(opts)
+	if token := automationClient.Connect(); token.Wait() && token.Error() != nil {
+		panic(token.Error())
 	}
+	defer automationClient.Disconnect(250)
 
-	// Register all kasa devies
-	for name, ip := range cfg.Kasa.Outlets {
-		home.AddDevice(kasa.NewOutlet(name, ip))
-	}
-
-	// Setup handler that automatically registers and updates all zigbee devices
-	zigbee.DevicesHandler(client, home)
-	automation.RegisterAutomations(client, hue, notify, home)
+	automation.RegisterAutomations(automationClient, hue, notify, home)
 
 	addr := ":8090"
 	srv := http.Server{