WIP: xA: add a connection window

1 files changed, 28 insertions, 5 deletions

diff --git a/xA/xA.go b/xA/xA.go
index ba9229c..343474c 100644
--- a/xA/xA.go
+++ b/xA/xA.go
@@ -22,6 +22,7 @@ import (
 	"fyne.io/fyne/v2"
 	"fyne.io/fyne/v2/app"
 	"fyne.io/fyne/v2/container"
+	"fyne.io/fyne/v2/dialog"
 	"fyne.io/fyne/v2/theme"
 	"fyne.io/fyne/v2/widget"
 )
@@ -943,18 +944,16 @@ func inputSubmit(text string) bool {
 func main() {
 	flag.Usage = func() {
 		fmt.Fprintf(flag.CommandLine.Output(),
-			"Usage: %s [OPTION...] CONNECT\n\n", os.Args[0])
+			"Usage: %s [OPTION...] [CONNECT]\n\n", os.Args[0])
 		flag.PrintDefaults()
 	}
 
 	flag.Parse()
-	if flag.NArg() < 1 || flag.NArg() > 1 {
+	if flag.NArg() > 1 {
 		flag.Usage()
 		os.Exit(1)
 	}
 
-	backendAddress = flag.Arg(0)
-
 	a := app.New()
 	a.Settings().SetTheme(&customTheme{})
 	wWindow = a.NewWindow(projectName)
@@ -1020,7 +1019,31 @@ func main() {
 	split.SetOffset(0.25)
 	wWindow.SetContent(container.NewBorder(top, bottom, nil, nil, split))
 
-	go relayRun()
+	connectAddress := widget.NewEntry()
+	connectAddress.SetPlaceHolder("host:port")
+	connectAddress.Validator = func(text string) error {
+		_, _, err := net.SplitHostPort(text)
+		return err
+	}
+	connectForm := dialog.NewForm("Connect to relay", "Connect", "Exit",
+		[]*widget.FormItem{
+			{Text: "Address:", Widget: connectAddress},
+		}, func(ok bool) {
+			if !ok {
+				a.Quit()
+			} else {
+				backendAddress = connectAddress.Text
+				go relayRun()
+			}
+		}, wWindow)
+
+	if flag.NArg() >= 1 {
+		backendAddress = flag.Arg(0)
+		connectAddress.SetText(backendAddress)
+		go relayRun()
+	} else {
+		connectForm.Show()
+	}
 
 	wWindow.ShowAndRun()
 }