Added automation for door that temporarily sets presence (15 min) if no one is present yet

automation/automation.go

@@ -4,6 +4,7 @@ import (
 	"automation/home"
 	"automation/integration/hue"
 	"automation/integration/ntfy"
+	"automation/presence"
 	"encoding/json"
 	"log"
 
@@ -35,9 +36,10 @@ func on[M any](client paho.Client, topic string, onMessage func(message M)) {
 	}
 }
 
-func RegisterAutomations(client paho.Client, prefix string, hue *hue.Hue, notify *ntfy.Notify, home *home.Home) {
+func RegisterAutomations(client paho.Client, prefix string, hue *hue.Hue, notify *ntfy.Notify, home *home.Home, presence *presence.Presence) {
 	presenceAutomation(client, hue, notify, home)
 	mixerAutomation(client, prefix, home)
 	kettleAutomation(client, prefix, home)
 	darknessAutomation(client, hue)
+	frontdoorAutomation(client, prefix, presence)
 }

automation/frontdoor.go

@@ -0,0 +1,56 @@
+package automation
+
+import (
+	"automation/presence"
+	"encoding/json"
+	"fmt"
+	"log"
+	"time"
+
+	paho "github.com/eclipse/paho.mqtt.golang"
+)
+
+type Message struct {
+	Contact bool `json:"contact"`
+}
+
+func frontdoorAutomation(client paho.Client, prefix string, p *presence.Presence) {
+	const length = 15 * time.Minute
+
+	timer := time.NewTimer(length)
+	timer.Stop()
+
+	on(client, fmt.Sprintf("%s/hallway/frontdoor", prefix), func(message Message) {
+		// Always reset the timer if the door is opened
+		if !message.Contact {
+			timer.Reset(length)
+		}
+
+		// If the door opens an there is no one home
+		if !message.Contact && !p.Current() {
+			payload, err := json.Marshal(presence.Message{
+				State:   true,
+				Updated: time.Now().UnixMilli(),
+			})
+			if err != nil {
+				log.Println(err)
+			}
+
+			token := client.Publish("automation/presence/frontdoor", 1, false, payload)
+			if token.Wait() && token.Error() != nil {
+				log.Println(token.Error())
+			}
+		}
+	})
+
+	go func() {
+		for {
+			<-timer.C
+			// Clear out the value
+			token := client.Publish("automation/presence/frontdoor", 1, false, "")
+			if token.Wait() && token.Error() != nil {
+				log.Println(token.Error())
+			}
+		}
+	}()
+}

automation/kettle.go

@@ -16,6 +16,7 @@ func kettleAutomation(client paho.Client, prefix string, home *home.Home) {
 	const length = 5 * time.Minute
 
 	timer := time.NewTimer(length)
+	timer.Stop()
 
 	on(client, fmt.Sprintf("%s/%s", prefix, name), func(message zigbee.OnOffState) {
 		if message.State {

automation/presence.go

@@ -6,7 +6,6 @@ import (
 	"automation/integration/hue"
 	"automation/integration/ntfy"
 	"automation/presence"
-	"fmt"
 	"log"
 
 	paho "github.com/eclipse/paho.mqtt.golang"
@@ -14,7 +13,7 @@ import (
 
 func presenceAutomation(client paho.Client, hue *hue.Hue, notify *ntfy.Notify, home *home.Home) {
 	on(client, "automation/presence", func(message presence.Message) {
-		fmt.Printf("Presence: %t\n", message.State)
+		log.Printf("Presence changed: %t\n", message.State)
 
 		// Set presence on the hue bridge
 		hue.SetFlag(41, message.State)

main.go

@@ -65,7 +65,7 @@ func main() {
 	}
 	defer automationClient.Disconnect(250)
 
-	automation.RegisterAutomations(automationClient, cfg.Zigbee.MQTTPrefix, hue, notify, home)
+	automation.RegisterAutomations(automationClient, cfg.Zigbee.MQTTPrefix, hue, notify, home, p)
 
 	addr := ":8090"
 	srv := http.Server{

presence/presence.go

@@ -23,6 +23,10 @@ type Message struct {
 	Updated int64 `json:"updated"`
 }
 
+func (p *Presence) Current() bool {
+	return p.presence
+}
+
 func (p *Presence) devicePresenceHandler(client paho.Client, msg paho.Message) {
 	name := strings.Split(msg.Topic(), "/")[2]
 
@@ -48,8 +52,6 @@ func (p *Presence) devicePresenceHandler(client paho.Client, msg paho.Message) {
 		}
 	}
 
-	log.Printf("Setting overall presence: %t\n", present)
-
 	if p.presence != present {
 		p.presence = present