Build/Get-AppFromFTP.ps1

function Get-AppFromFTP{

    param (
            [Parameter(Mandatory=$true)]
            [String]$AppName,
            [Parameter(Mandatory=$true)]
            [version]$PlatformVersion
        )

    $folderName = 'Business Central ' + $PlatformVersion.Major;
    $appFiles = Get-ChildItemFTP $folderName
    $artifactPath = Create-TempDirectory
    foreach ($appFile in $appFiles)
    {
        if ($appFile.contains($AppName))
        {
            Get-ItemFTP -FTPPath $folderName -Name $appFile -LocalPath $artifactPath
            Get-ChildItem -Path $artifactPath
        }
    }
    Remove-Item $artifactPath -Recurse
}

Export-ModuleMember -Function Get-AppFromFTP