From 6978bf0635372b0330629469fb86ddb640cdd863 Mon Sep 17 00:00:00 2001
From: xengineering <me@xengineering.eu>
Date: Sat, 20 Dec 2025 13:47:56 +0100
Subject: Separate Homematic code

Similar to a previous refactoring of the MQTT-related code this removes
all Homematic logic to a dedicated file.

The only connection to the outside is the `tx chan MQTTMessage` channel
and the `HomematicRun()` function.

This makes the code more modular.
---
 main.go | 75 +++--------------------------------------------------------------
 1 file changed, 3 insertions(+), 72 deletions(-)

(limited to 'main.go')

diff --git a/main.go b/main.go
index 722bd40..0e51a44 100644
--- a/main.go
+++ b/main.go
@@ -1,86 +1,24 @@
 package main
 
 import (
-	"fmt"
 	"log"
 	"os"
 	"os/signal"
 	"syscall"
-	"time"
-
-	"xengineering.eu/homematic-go/homematic"
-)
-
-const (
-	OPENCCU                    = `http://127.0.0.1:8080`
-	POLLING_PERIOD             = 50 * time.Millisecond
 )
 
 func main() {
 	log.Println("+++ Started Sia server +++")
 	defer log.Println("--- Stopped Sia server ---")
 
-	go func() {
-		tx := make(chan MQTTMessage)
-		go MQTTRun(tx)
-
-		req, inventory, err := Start()
-		if err != nil {
-			log.Fatalf("Failed startup process: %v", err)
-		}
-
-		cache := NewCache(tx)
-
-		for {
-			start := time.Now()
+	tx := make(chan MQTTMessage)
 
-			states, err := Poll(req, inventory)
-			if err != nil {
-				log.Fatalf("Failed to poll states: %v", err)
-			}
-
-			cache.Update(states)
-
-			WaitUntil(start.Add(POLLING_PERIOD))
-		}
-	}()
+	go MQTTRun(tx)
+	go HomematicRun(tx)
 
 	Await(syscall.SIGTERM, syscall.SIGINT)
 }
 
-func Start() (homematic.Requester, homematic.Devices, error) {
-	var req homematic.Requester
-	var inventory homematic.Devices
-	var err error
-
-	req = homematic.NewRequester(OPENCCU)
-	log.Printf("Created Homematic requester (%s).", OPENCCU)
-
-	inventory, err = req.ListDevices()
-	if err != nil {
-		return req, inventory, fmt.Errorf("Failed getting initial device list: %w", err)
-	}
-	log.Printf("Retrieved Homematic inventory with %d devices.", len(inventory))
-
-	return req, inventory, nil
-}
-
-func Poll(req homematic.Requester, inventory homematic.Devices) (States, error) {
-	states := make(States)
-
-	for _, device := range inventory {
-		if device.Type == `SHUTTER_CONTACT` {
-			state, err := req.GetValue(device.Address)
-			if err != nil {
-				return states, fmt.Errorf("Failed to get value: %w", err)
-			}
-			states[device.Address] = state
-		}
-	}
-
-	return states, nil
-}
-
 func Await(signals ...syscall.Signal) {
 	listener := make(chan os.Signal)
 	for _, s := range signals {
@@ -89,10 +27,3 @@ func Await(signals ...syscall.Signal) {
 	sig := <-listener
 	log.Printf("Received OS signal '%v'\n", sig)
 }
-
-func WaitUntil(deadline time.Time) {
-	duration := time.Until(deadline)
-	if duration > 0 {
-		time.Sleep(duration)
-	}
-}
-- 
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