From ffe363e7772f4709df2f439a94ee06f26da2b7e8 Mon Sep 17 00:00:00 2001
From: ProtoPenguin <carl@protopenguin.co.uk>
Date: Sat, 4 Apr 2026 00:42:19 +0100
Subject: [PATCH] serial port dropdown

---
 src/main.go          | 20 +++++++++++++++++---
 src/serial/serial.go |  9 +++++++++
 2 files changed, 26 insertions(+), 3 deletions(-)
 create mode 100644 src/serial/serial.go

diff --git a/src/main.go b/src/main.go
index e9c1e20..9923117 100644
--- a/src/main.go
+++ b/src/main.go
@@ -1,14 +1,28 @@
 package main
 
 import (
+	"fmt"
+	"main/serial"
+
 	"fyne.io/fyne/v2/app"
+	"fyne.io/fyne/v2/container"
 	"fyne.io/fyne/v2/widget"
 )
 
 func main () {
 	app := app.New()
-	win := app.NewWindow("OpenBPS - The Open Source Battery Profiler & Simulator")
+	deviceSelectorWindow := app.NewWindow("OpenBPS - The Open Source Battery Profiler & Simulator")
 
-	win.SetContent(widget.NewLabel("Please Select Serial Port"))
-	win.ShowAndRun()
+	//Dropdown for USB Port Selection
+	portSelector :=widget.NewSelect(serial.Get_Ports(), func(value string) {
+		fmt.Println("Selected Port: ",value)
+	})
+	portSelector.PlaceHolder = "First Should Be an Autodetect"
+
+	//set first window
+	deviceSelectorWindow.SetContent(container.NewVBox(
+		widget.NewLabel("Please Select Serial Port"),
+		portSelector,
+	))
+	deviceSelectorWindow.ShowAndRun()
 }
diff --git a/src/serial/serial.go b/src/serial/serial.go
new file mode 100644
index 0000000..4af8891
--- /dev/null
+++ b/src/serial/serial.go
@@ -0,0 +1,9 @@
+package serial
+
+func Get_Ports() []string {
+
+	//will eventually hold a list of connected usb devices with matching ID
+	ports := []string{"/dev/tty0","/dev/tty2","/dev/tty3"}
+
+	return ports
+}