Install software via custom client fields

# ===== Configuration Variables =====
$CUSTOMERUID = $gorelo:client.CoveCustomerUID
$PROFILEID = "All-in" # Default retention policy
$PRODUCT = "0" # Profile ID (use "0" for no profile or a specific profile ID)
$DOWNLOADPATH = "C:\Windows\Temp"
# ===================================

$startTime = Get-Date
$INSTALL = "$DOWNLOADPATH\bm#$CUSTOMERUID#$PROFILEID#.exe"

# Download installer
try {
    [Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12
    (New-Object System.Net.WebClient).DownloadFile("https://cdn.cloudbackup.management/maxdownloads/mxb-windows-x86_x64.exe", "$INSTALL")
} catch {
    Write-Output "ERROR: Failed to download installer - $_"
    exit 1
}

# Run installer
try {
    Start-Process -FilePath $INSTALL -ArgumentList "-product-name `"$PRODUCT`"" -Wait -NoNewWindow
    Start-Sleep -Seconds 5
} catch {
    Write-Output "ERROR: Installation failed - $_"
    exit 1
}

# Verify installation
$service = Get-Service -Name "Backup Service Controller" -ErrorAction SilentlyContinue
$process = Get-Process -Name "BackupFP" -ErrorAction SilentlyContinue

if ($service.Status -eq 'Running' -and $process) {
    Write-Output "SUCCESS: Backup Service Controller is running and BackupFP process is active."
    Write-Output "Installed for Customer UID: $CUSTOMERUID"
    $exitCode = 0
} else {
    Write-Output "WARNING: Backup Service Controller or BackupFP process is not running as expected."
    Write-Output "Customer UID: $CUSTOMERUID"
    
    # Check log for errors
    $logDirectory = "C:\ProgramData\mxb\Backup Manager\logs\ClientTool"
    if (Test-Path $logDirectory) {
        $latestLog = Get-ChildItem -Path $logDirectory -Filter "*.log" | Sort-Object LastWriteTime -Descending | Select-Object -First 1
        if ($latestLog) {
            $errorLines = Get-Content -Path $latestLog.FullName | Where-Object { $_ -match '\[E\]' } | Select-Object -Last 3
            if ($errorLines) {
                Write-Output "Recent errors from log:"
                $errorLines | ForEach-Object { Write-Output $_ }
            }
        }
    }
    $exitCode = 1
}

$endTime = Get-Date
Write-Output "Installation completed in $([math]::Round(($endTime - $startTime).TotalSeconds, 2)) seconds."
exit $exitCode