SwitchServerCodeMode.ps1

switch ($id)
        {
            "1" {Uninstall-WindowsFeature Server-Gui-Mgmt-Infra,Server-Gui-Shell}
            "2" {Install-WindowsFeature Server-Gui-Mgmt-Infra,Server-Gui-Shell}
            "3" {
                    Import-Module Dism
                    Enable-WindowsOptionalFeature -online -Featurename ServerCore-FullServer,Server-Gui-Shell,Server-Gui-Mgmt
                }
        }