Made message abour reboot only show if needed, also included a pop up to reboot

Windows/Chocolatey/Remove-Zabbix.ps1

@@ -14,6 +14,9 @@ $transcriptPath = "C:\Install Logs\$scriptName.log"
 # Start Transcript
 Start-Transcript -Path $transcriptPath
 
+# Initialize a flag to track if any uninstallation or removal has occurred
+$changesMade = $false
+
 # Function to check if a Chocolatey package is installed
 function Test-PackageInstalled {
    param (
@@ -34,11 +37,13 @@ function Test-Service {
 # Function to stop a service if it exists
 function Stop-ServiceIfExists {
    param (
-      [string]$ServiceName
+      [string]$ServiceName,
+      [ref]$changesMade
    )
    if (Test-Service -ServiceName $ServiceName) {
       Write-Output "Stopping service: $ServiceName"
       Stop-Service -Name $ServiceName -Force -ErrorAction SilentlyContinue
+      $changesMade.Value = $true
    } else {
       Write-Output "Service $ServiceName not found. No action taken."
    }
@@ -47,11 +52,13 @@ function Stop-ServiceIfExists {
 # Function to uninstall a Chocolatey package if it exists
 function Uninstall-ChocoPackageIfExists {
    param (
-      [string]$PackageName
+      [string]$PackageName,
+      [ref]$changesMade
    )
    if (Test-PackageInstalled -PackageName $PackageName) {
       Write-Output "Uninstalling package: $PackageName"
       choco uninstall -y $PackageName
+      $changesMade.Value = $true
    } else {
       Write-Output "Package $PackageName not found. No action taken."
    }
@@ -62,20 +69,23 @@ function Remove-ZabbixAgentRemnants {
    param (
       [string]$AgentName,
       [string]$InstallPath,
-      [string]$ServiceName
+      [string]$ServiceName,
+      [ref]$changesMade
    )
 
    # Stop and remove the service
-   Stop-ServiceIfExists -ServiceName $ServiceName
+   Stop-ServiceIfExists -ServiceName $ServiceName -changesMade ([ref]$changesMade)
    if (Test-Service -ServiceName $ServiceName) {
       Write-Output "Removing service: $ServiceName"
       sc.exe delete $ServiceName
+      $changesMade.Value = $true
    }
 
    # Remove installation directory
    if (Test-Path -Path $InstallPath) {
       Write-Output "Removing directory: $InstallPath"
       Remove-Item -Path $InstallPath -Recurse -Force
+      $changesMade.Value = $true
    }
 
    # Remove registry entries
@@ -88,6 +98,7 @@ function Remove-ZabbixAgentRemnants {
       if (Test-Path -Path $path) {
          Write-Output "Removing registry path: $path"
          Remove-Item -Path $path -Recurse -Force
+         $changesMade.Value = $true
       }
    }
 }
@@ -107,22 +118,57 @@ function Search-ZabbixFiles {
 
 # Remove Zabbix Agent
 Write-Output "Stop Zabbix Agent service and uninstall."
-Stop-ServiceIfExists -ServiceName "Zabbix Agent"
-Uninstall-ChocoPackageIfExists -PackageName "zabbix-agent"
-Remove-ZabbixAgentRemnants -AgentName "Zabbix Agent" -InstallPath "C:\Program Files\Zabbix Agent" -ServiceName "Zabbix Agent"
+Stop-ServiceIfExists -ServiceName "Zabbix Agent" -changesMade ([ref]$changesMade)
+Uninstall-ChocoPackageIfExists -PackageName "zabbix-agent" -changesMade ([ref]$changesMade)
+Remove-ZabbixAgentRemnants -AgentName "Zabbix Agent" -InstallPath "C:\Program Files\Zabbix Agent" -ServiceName "Zabbix Agent" -changesMade ([ref]$changesMade)
 
 # Remove Zabbix Agent 2
 Write-Output "Stop Zabbix Agent 2 service and uninstall."
-Stop-ServiceIfExists -ServiceName "Zabbix Agent 2"
-Uninstall-ChocoPackageIfExists -PackageName "zabbix-agent2"
-Remove-ZabbixAgentRemnants -AgentName "Zabbix Agent 2" -InstallPath "C:\Program Files\Zabbix Agent 2" -ServiceName "Zabbix Agent 2"
+Stop-ServiceIfExists -ServiceName "Zabbix Agent 2" -changesMade ([ref]$changesMade)
+Uninstall-ChocoPackageIfExists -PackageName "zabbix-agent2" -changesMade ([ref]$changesMade)
+Remove-ZabbixAgentRemnants -AgentName "Zabbix Agent 2" -InstallPath "C:\Program Files\Zabbix Agent 2" -ServiceName "Zabbix Agent 2" -changesMade ([ref]$changesMade)
 
 # Search for Zabbix files in specified paths
 Search-ZabbixFiles -searchPath "C:\ProgramData\chocolatey" -searchPattern "*zabbix*"
 Search-ZabbixFiles -searchPath "C:\ProgramData\ChocolateyHttpCache" -searchPattern "*zabbix*"
 
-# Inform that a reboot should be done
-Write-Host "A reboot should be done before reinstalling any of the Zabbix agents."
+# Inform that a reboot should be done if any changes were made
+if ($changesMade) {
+   Write-Host ""
+   Write-Host "A reboot should be done before reinstalling any of the Zabbix agents." -ForegroundColor Yellow
+   Write-Host ""
+
+   # Windows GUI popup to remind about reboot
+   Add-Type -AssemblyName System.Windows.Forms
+   $popup = New-Object System.Windows.Forms.Form
+   $popup.Text = "Reboot Reminder"
+   $popup.Size = New-Object System.Drawing.Size(300,150)
+   $popup.StartPosition = "CenterScreen"
+
+   $label = New-Object System.Windows.Forms.Label
+   $label.Text = "A reboot should be done before reinstalling any of the Zabbix agents."
+   $label.AutoSize = $true
+   $label.Location = New-Object System.Drawing.Point(10,20)
+   $popup.Controls.Add($label)
+
+   $rebootButton = New-Object System.Windows.Forms.Button
+   $rebootButton.Text = "Reboot"
+   $rebootButton.Location = New-Object System.Drawing.Point(50,70)
+   $rebootButton.Add_Click({
+      Restart-Computer -Force
+   })
+   $popup.Controls.Add($rebootButton)
+
+   $cancelButton = New-Object System.Windows.Forms.Button
+   $cancelButton.Text = "Cancel"
+   $cancelButton.Location = New-Object System.Drawing.Point(150,70)
+   $cancelButton.Add_Click({
+      $popup.Close()
+   })
+   $popup.Controls.Add($cancelButton)
+
+   $popup.ShowDialog()
+}
 
 # Stop Transcript
 Write-Host "Stopping transcript..."