Save-LicenseToFolder.ps1

function Get-AvailableLicenseTemplates {
    [CmdletBinding()]
    param ()
    process {
        Write-Host "`$PSScriptRoot:" $PSScriptRoot -ForegroundColor Green
        # Define the parent directory containing the folders
        $ParentDirectory = "$PSScriptRoot\..\Templates\LICENSE\"

        # Get the list of folders
        $Folders = Get-ChildItem -Path $ParentDirectory -Directory

        # Create an array of custom objects
        $FolderDetails = $Folders | ForEach-Object {
            [PSCustomObject]@{
                Name = $_.Name  # Folder name
                Path = $_.FullName  # Full path of the folder
            }
        }

        $FolderDetails | Sort-Object -Descending
    }
}


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using namespace System.Management.Automation

class AvailableLicenseTemplates : IValidateSetValuesGenerator {
    [string[]] GetValidValues() {
        $v = Get-AvailableLicenseTemplates | Sort-Object -Descending
        $LicenseTitles = @()
        foreach ($License in $v) {
            $LicenseTitles += $License.Name
        }
        return $LicenseTitles
    }
}

function Save-LicenseToFolder {
    [CmdletBinding()]
    param (
        [Parameter(Mandatory,ValueFromPipeline)]
        $Folder,

        [Parameter(Mandatory,ValueFromPipelineByPropertyName)]
        [ValidateSet([AvailableLicenseTemplates])]
        [String]
        $LicenseType,

        [Parameter(Mandatory=$false)]
        [Switch]
        $Force
    )

    begin {
        $LicMaster = Get-AvailableLicenseTemplates | Sort-Object -Descending
        foreach ($idx in $LicMaster) {
            if($idx.Name -eq $LicenseType){
                $CurrentLicense = $idx
                break
            }
        }
    }

    process {
        $LicenseExists       = Test-Path -LiteralPath (Join-Path $Folder LICENSE) -PathType Leaf
        $LicenseTemplatePath = Join-Path $CurrentLicense.Path LICENSE

        if((!$LicenseExists) -or $Force){
            if (!(Test-Path $Folder -PathType Container)) {
                New-Item -ItemType Directory -Path $Folder -Force |Out-Null
            }
            Copy-Item $LicenseTemplatePath -Destination $Folder
        }
    }
}