From 7534459e7387684eba1e6d3bb654da2918f5cb6b Mon Sep 17 00:00:00 2001
From: simon <simon.kruecken@web.de>
Date: Sun, 8 Feb 2026 19:11:49 +0100
Subject: [PATCH] First api draft for ui communication

---
 goTool/api/frontend.go    | 44 +++++++++++++++++++++++++++++++++++----
 goTool/api/uart.go        |  7 ++++---
 goTool/frontend/server.go |  4 ++--
 3 files changed, 46 insertions(+), 9 deletions(-)

diff --git a/goTool/api/frontend.go b/goTool/api/frontend.go
index dbdff01..c47a76a 100644
--- a/goTool/api/frontend.go
+++ b/goTool/api/frontend.go
@@ -4,8 +4,44 @@ const (
 	TopicFrontendCmd = "front:cmd"
 )
 
-type FrontendCmd struct {
-	Action string `json:"action"`
-	ID     byte   `json:"id"`
-	Data   []byte `json:"data"`
+const (
+	CmdUpdateValue = "update_value"
+	CmdInitState   = "init_state"
+	CmdConnect     = "connect"
+	CmdDisconnect  = "disconnect"
+	CmdRX          = "uart_rx"
+	CmdTX          = "uart_tx"
+)
+
+type WsMessage struct {
+	Cmd     string `json:"cmd"`
+	Payload any    `json:"payload"`
+}
+
+type SystemState struct {
+	Adapters         []string `json:"adapters"`
+	SelectedAdapter  string   `json:"selected_adapter"`
+	Baudrates        string   `json:"baudrates"`
+	SelectedBaudrate string   `json:"selected_baudrate"`
+	UartConnected    bool     `json:"uart_connected"`
+}
+
+type WsUartConnect struct {
+	SelectedAdapter string `json:"selected_adapter"`
+	Baudrates       string `json:"baudrates"`
+}
+
+type WsUartDisconnect struct {
+}
+
+type WsUartSendMessage struct {
+	Data []byte `json:"data"`
+}
+
+type WsUartRX struct {
+	Data []byte `json:"data"`
+}
+
+type WsUartTX struct {
+	Data []byte `json:"data"`
 }
diff --git a/goTool/api/uart.go b/goTool/api/uart.go
index e53b63c..c9176c9 100644
--- a/goTool/api/uart.go
+++ b/goTool/api/uart.go
@@ -2,9 +2,10 @@ package api
 
 // Topics
 const (
-	TopicUARTRx    = "uart:rx"
-	TopicUARTTx    = "uart:tx"
-	TopicUARTError = "uart:error"
+	TopicUARTRx     = "uart:rx"
+	TopicUARTTx     = "uart:tx"
+	TopicUARTError  = "uart:error"
+	TopicUartAction = "uart:action"
 
 	TopicOTA = "ota"
 )
diff --git a/goTool/frontend/server.go b/goTool/frontend/server.go
index 1572b19..1d11858 100644
--- a/goTool/frontend/server.go
+++ b/goTool/frontend/server.go
@@ -78,14 +78,14 @@ func (fsrv *FServer) handleWS(w http.ResponseWriter, r *http.Request) {
 
 	// READER: Commands from Browser
 	for {
-		var cmd api.FrontendCmd
+		var cmd api.WsMessage
 		if err := conn.ReadJSON(&cmd); err != nil {
 			log.Printf("WS Read Error: %v", err)
 			break
 		}
 
 		fsrv.bus.Publish(api.TopicFrontendCmd, cmd)
-		log.Printf("Browser Action: %s auf ID 0x%02X", cmd.Action, cmd.ID)
+		log.Printf("Browser Action: %s auf with %v", cmd.Cmd, cmd.Payload)
 	}
 }