Add some basic menu for later

src/GitHub/private/Auth/Menu/Invoke-DrawMenu.ps1

@@ -0,0 +1,29 @@
+function Invoke-DrawMenu {
+    ## supportfunction to the Menu function below
+    param (
+        $menuItems,
+        $menuPosition,
+        $menuTitel
+    )
+    $fcolor = $host.UI.RawUI.ForegroundColor
+    $bcolor = $host.UI.RawUI.BackgroundColor
+    $l = $menuItems.length + 1
+    Clear-Host
+    $menuwidth = $menuTitel.length + 4
+    Write-Host "`t" -NoNewline
+    Write-Host ('*' * $menuwidth) -fore $fcolor -back $bcolor
+    Write-Host "`t" -NoNewline
+    Write-Host "* $menuTitel *" -fore $fcolor -back $bcolor
+    Write-Host "`t" -NoNewline
+    Write-Host ('*' * $menuwidth) -fore $fcolor -back $bcolor
+    Write-Host ''
+    Write-Debug "L: $l MenuItems: $menuItems MenuPosition: $menuposition"
+    for ($i = 0; $i -le $l; $i++) {
+        Write-Host "`t" -NoNewline
+        if ($i -eq $menuPosition) {
+            Write-Host "$($menuItems[$i])" -fore $bcolor -back $fcolor
+        } else {
+            Write-Host "$($menuItems[$i])" -fore $fcolor -back $bcolor
+        }
+    }
+}

src/GitHub/private/Auth/Menu/Invoke-Meny.ps1

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+function Menu {
+    ## Generate a small "DOS-like" menu.
+    ## Choose a menuitem using up and down arrows, select by pressing ENTER
+    param (
+        [array]$menuItems,
+        $menuTitel = 'MENU'
+    )
+    $vkeycode = 0
+    $pos = 0
+    Invoke-DrawMenu $menuItems $pos $menuTitel
+    while ($vkeycode -ne 13) {
+        $press = $host.ui.rawui.readkey('NoEcho,IncludeKeyDown')
+        $vkeycode = $press.virtualkeycode
+        Write-Host "$($press.character)" -NoNewline
+        if ($vkeycode -eq 38) { $pos-- }
+        if ($vkeycode -eq 40) { $pos++ }
+        if ($pos -lt 0) { $pos = 0 }
+        if ($pos -ge $menuItems.length) { $pos = $menuItems.length - 1 }
+        Invoke-DrawMenu $menuItems $pos $menuTitel
+    }
+    Write-Output $($menuItems[$pos])
+}
+
+
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+#>