NewGetFileEndpoint.ps1

$GetFileEndpoint = New-UDEndpoint -Url "/file/" -Method "GET" -Endpoint {
    Param(        
        $Authorization
        ,
        $Name
    ) 
  
    if ($request.headers.ContainsKey("Authorization"))
    {
        $Authorization = $request.headers["Authorization"].ToString()
    }

    if ($request.headers.ContainsKey("Name"))
    {
        $Name = $request.headers["Name"].ToString()
    }

    if ([string]::IsNullOrEmpty($Authorization))
    {
        throw "You shall not pass"
    }

    $secretBytes = [System.Convert]::FromBase64String(($Authorization -replace "Basic "))
    [string]$Secret = [System.Text.Encoding]::UTF8.GetString($secretBytes)

    $path = Join-Path -Path c: -ChildPath temp | Join-Path -ChildPath Api
    
    if ($Secret -eq 'foo:bar')
    {        
        $respons = [pscustomobject]@{                
                Content = ""
                StatusCode = 200
        }
        
        $output = foreach ($f in (Get-ChildItem -Path $path))
        {                      
            $fileObj = [pscustomobject]@{                
                Name = $f.Name
                Size = $f.Length
                BaseName = $f.BaseName
                Extension = $f.Extension                
            }

            if ([string]::IsNullOrEmpty($Name))
            {
                $fileObj
            }
            else
            {
                if ($f.Name -like $Name)
                {
                    $fileObj
                }
            }
        }
        $respons.Content = $output | ConvertTo-Json
        $respons | ConvertTo-Json
    }
    else
    {
        throw "You shall not pass"
    }
}