From 6001997a66c4c4b12e9d8b0853fef0fc0ff14768 Mon Sep 17 00:00:00 2001
From: xengineering <me@xengineering.eu>
Date: Wed, 25 Mar 2026 21:00:13 +0100
Subject: Add Shelly command sending

This allows basic control of Covers connected to Shelly devices.
---
 shelly.go | 35 ++++++++++++++++++++++++++++++++++-
 1 file changed, 34 insertions(+), 1 deletion(-)

diff --git a/shelly.go b/shelly.go
index 5f6f2ad..508b393 100644
--- a/shelly.go
+++ b/shelly.go
@@ -5,6 +5,8 @@ import (
 	"log"
 	"net"
 	"strings"
+
+	"github.com/gorilla/websocket"
 )
 
 func ShellyRun(config ShellyConfigs, route Route) {
@@ -15,7 +17,10 @@ func ShellyRun(config ShellyConfigs, route Route) {
 			continue
 		}
 
-		log.Printf("Send '%s' to '%s'.", command, ip)
+		err = shellySendCommand(ip, command)
+		if err != nil {
+			log.Printf("Could not send command '%s' to %v: %v", command, ip, err)
+		}
 	}
 }
 
@@ -55,3 +60,31 @@ func parseMessage(config ShellyConfigs, m MQTTMessage) (ip *net.IP, command stri
 
 	return nil, "", fmt.Errorf("Got message for unknown cover '%s'", id)
 }
+
+func shellySendCommand(ip *net.IP, command string) error {
+	template := `
+{
+	"jsonrpc":"2.0",
+	"id": 1,
+	"src":"user_1",
+	"method":"%s",
+	"params": {
+		"id":0
+	}
+}
+`
+	message := fmt.Appendf([]byte{}, template, command)
+
+	c, _, err := websocket.DefaultDialer.Dial("ws://" + ip.String() + "/rpc", nil)
+	if err != nil {
+		return fmt.Errorf("Could not connect to Shelly: %w", err)
+	}
+	defer c.Close()
+
+	err = c.WriteMessage(websocket.TextMessage, message)
+	if err != nil {
+		return fmt.Errorf("Failed writing websocket message to Shelly: %w", err)
+	}
+
+	return nil
+}
-- 
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