Add advanced menu item that tells how to edit the config via command line

ui/config.go

@@ -141,6 +141,7 @@ func ConfigGui(config *koanf.Koanf) {
 	menu.AddItem("Intervals", "", '2', nil)
 	menu.AddItem("WiFi", "", '3', nil)
 	menu.AddItem("HDMI On/Off", "", '5', nil)
+	menu.AddItem("Advanced", "", '6', nil)
 
 	// Setup base var for main column so the menu setup is easier to manage
 	main := tview.NewFlex().
@@ -224,6 +225,13 @@ func ConfigGui(config *koanf.Koanf) {
 		app.SetFocus(menu)
 	})
 
+	// Advanced config form
+	advancedForm := tview.NewForm()
+	advancedForm.AddButton("Go Back", func() {
+		main.Clear()
+		app.SetFocus(menu)
+	})
+
 	// Setup menu selection handler
 	menu.SetSelectedFunc(func(index int, title string, desc string, shortcut rune) {
 		if title == "Select Albums" {
@@ -252,6 +260,13 @@ func ConfigGui(config *koanf.Koanf) {
 			main.AddItem(tview.NewTextView().SetText("These values are date+time combos\n\nPlease see https://www.freedesktop.org/software/systemd/man/systemd.time.html for details\n\nONLY adjust the times (24h format) if unsure of what to change"), 0, 1, false)
 			app.SetFocus(hdmiForm)
 		}
+		if title == "Advanced" {
+			main.SetTitle("Advanced Configuration")
+			main.Clear()
+			main.AddItem(tview.NewTextView().SetText("For advanced configuration edit /etc/default/pf.toml via the command line. There are a few config values that are DANGEROUS to adjust and not exposed through this ui."), 0, 1, false)
+			main.AddItem(advancedForm, 0, 1, false)
+			app.SetFocus(advancedForm)
+		}
 	})
 
 	// Side bar fields
@@ -410,10 +425,12 @@ func ConfigGui(config *koanf.Koanf) {
 		intervalField, intervalButton := intervalsForm.GetFocusedItemIndex()
 		wifiField, wifiButton := wifiConfigForm.GetFocusedItemIndex()
 		hdmiField, hdmiButton := hdmiForm.GetFocusedItemIndex()
+		advancedField, advancedButton := advancedForm.GetFocusedItemIndex()
 		if wifiField != -1 || wifiButton != -1 ||
 			albumField != -1 || albumButton != -1 ||
 			intervalField != -1 || intervalButton != -1 ||
-			hdmiField != -1 || hdmiButton != -1 {
+			hdmiField != -1 || hdmiButton != -1 ||
+			advancedField != -1 || advancedButton != -1{
 			switch event.Key() {
 			case tcell.KeyUp:
 				return tcell.NewEventKey(tcell.KeyBacktab, 0, event.Modifiers())
@@ -464,6 +481,6 @@ func ConfigGui(config *koanf.Koanf) {
 
 	// Show UI and panic if there are any errors
 	if err := app.SetRoot(pages, true).SetFocus(primitivesThatCanFocus[currentFocus]).EnableMouse(false).Run(); err != nil {
-		log.Fatalf("Failed to run UI : ", err)
+		log.Fatalf("Failed to run UI : %s", err)
 	}
 }