Update UI on connect

cmd/txqr-tester/app/app.go

@@ -26,8 +26,9 @@ func NewApp() *App {
 	wsAddress := js.Global.Get("WSAddress").String()
 	fmt.Println("WSaddress:", wsAddress)
 	app := &App{
-		session:  NewSession(),
-		settings: NewSettings(),
+		session:   NewSession(),
+		settings:  NewSettings(),
+		connected: false,
 	}
 
 	app.ws = NewWSClient(wsAddress, app)

cmd/txqr-tester/app/start_qr.go

@@ -32,7 +32,8 @@ func (a *App) StartQR() vecty.ComponentOrHTML {
 					vecty.Markup(
 						vecty.Class("has-text-weight-bold"),
 					),
-					vecty.Text("Scan QR code to start testing"),
+					vecty.If(!a.connected, vecty.Text("Scan QR code to connect")),
+					vecty.If(a.connected, vecty.Text("Scan QR code to start testing")),
 				),
 			),
 		),
@@ -60,7 +61,7 @@ func (a *App) StartQR() vecty.ComponentOrHTML {
 			vecty.If(a.connected,
 				elem.Paragraph(
 					vecty.Markup(
-						vecty.Class("card-footer-item"),
+						vecty.Class("card-footer-item", "has-background-success", "has-text-white", "has-text-weight-bold"),
 					),
 					vecty.Text(
 						fmt.Sprintf("Connected"),