Use toast messages to show status while deploying

scripts/ADDS/payload/Apply-OVFProperties.ps1

@@ -77,6 +77,12 @@ If ($MissingProperties.Length -gt 0) {
 
 # Set hostname and description
 If ($Env:ComputerName -ne $ovfPropertyValues['guestinfo.hostname']) {
+    $NewToastSplat = @{
+        Title = 'OVF Properties'
+        Text  = 'Configuring hostname and description...'
+    }
+    New-ToastNotification @NewToastSplat
+
     $RenameComputerSplat = @{
         NewName     = $ovfPropertyValues['guestinfo.hostname']
         Force       = $True
@@ -98,6 +104,12 @@ If ($Env:ComputerName -ne $ovfPropertyValues['guestinfo.hostname']) {
 
 # Configure network interface
 If ((Get-WmiObject -Class 'Win32_NetworkAdapterConfiguration').IPAddress -NotContains $ovfPropertyValues['guestinfo.ipaddress']) {
+    $NewToastSplat = @{
+        Title = 'OVF Properties'
+        Text  = 'Configuring network...'
+    }
+    New-ToastNotification @NewToastSplat
+
     $NewNetIPAddressSplat = @{
         InterfaceAlias = (Get-NetAdapter).Name
         AddressFamily  = 'IPv4'
@@ -152,6 +164,12 @@ If ((Get-WmiObject -Class 'Win32_NetworkAdapterConfiguration').IPAddress -NotCon
 
 # Promote to Domain Controller
 If ((4,5) -NotContains (Get-WmiObject -Class 'Win32_ComputerSystem').DomainRole) {
+    $NewToastSplat = @{
+        Title = 'OVF Properties'
+        Text  = 'Configuring local administrator password...'
+    }
+    New-ToastNotification @NewToastSplat
+
     # Change password of built-in Administrator
     $BuiltinAdministrator = (Get-LocalUser | Where-Object {$_.SID -match '-500'})
     $ConvertToSecureStringSplat = @{
@@ -170,6 +188,12 @@ If ((4,5) -NotContains (Get-WmiObject -Class 'Win32_ComputerSystem').DomainRole)
     }
     Set-LocalUser @SetLocalUserSplat
 
+    $NewToastSplat = @{
+        Title = 'OVF Properties'
+        Text  = 'Promoting to Domain Controller...'
+    }
+    New-ToastNotification @NewToastSplat
+
     $ResolveDNSNameSplat = @{
         Name        = "_ldap._tcp.dc._msdcs.$($ovfPropertyValues['addsconfig.domainname'])"
         ErrorAction = 'SilentlyContinue'
@@ -228,6 +252,12 @@ If ((4,5) -NotContains (Get-WmiObject -Class 'Win32_ComputerSystem').DomainRole)
 }
 
 # Wait for Active Directory to become available
+$NewToastSplat = @{
+    Title = 'OVF Properties'
+    Text  = 'Waiting for Active Directory services...'
+}
+New-ToastNotification @NewToastSplat
+
 $Timestamp, $TimeoutMinutes = (Get-Date), 15
 Do {
     If ($Timestamp.AddMinutes($TimeoutMinutes) -lt (Get-Date)) {
@@ -258,6 +288,12 @@ $GetItemSplat = @{
 }
 Get-Item @GetItemSplat | ForEach-Object {
     Try {
+        $NewToastSplat = @{
+            Title = 'OVF Properties'
+            Text  = "Running script: '$($_.FullName)'"
+        }
+        New-ToastNotification @NewToastSplat
+
         $WriteEventLogSplat = @{
             LogName   = 'Application'
             Source    = 'OVF-Properties'
@@ -280,6 +316,12 @@ Get-Item @GetItemSplat | ForEach-Object {
     }
 }
 
+$NewToastSplat = @{
+    Title = 'OVF Properties'
+    Text  = "Sequence finished; ready for use!"
+}
+New-ToastNotification @NewToastSplat
+
 $WriteEventLogSplat = @{
     LogName   = 'Application'
     Source    = 'OVF-Properties'
@@ -289,3 +331,26 @@ $WriteEventLogSplat = @{
 }
 Write-EventLog @WriteEventLogSplat
 & schtasks.exe /Change /TN 'OVF-Properties' /DISABLE
+
+Function New-ToastNotification () {
+    Param(
+        [Parameter]
+        [string]$Stream = 'OVF Properties',
+        [Parameter(Mandatory)]
+        [string]$Title,
+        [Parameter(Mandatory)]
+        [string]$Text
+    )
+
+    $Template = [Windows.UI.Notifications.ToastNotificationManager]::GetTemplateContent([Windows.UI.Notifications.ToastTemplateType]::ToastText02)
+
+    $XML = [xml]$Template.GetXml()
+    $XML.SelectSingleNode("toast/visual/binding/text[@id='1']").InnerText = $Title
+    $XML.SelectSingleNode("toast/visual/binding/text[@id='2']").InnerText = $Text
+
+    $SerializedXml = New-Object Windows.Data.Xml.Dom.XmlDocument
+    $SerializedXml.LoadXml($XML.OuterXml)
+
+    $Notifier = [Windows.UI.Notifications.ToastNotificationManager]::CreateToastNotifier($Stream)
+    $Notifier.Show([Windows.UI.Notifications.ToastNotification]::new($SerializedXml))
+}