Powershell - Fahrdistanz(dauer) zwischen zwei Positionen berechnen (via Google Distance Matrix API)

function Get-DrivingDistance(){
    param(
        [string]$StartPoint,
        [string]$EndPoint,
        [ValidateSet("driving","walking","bicycling")][string]$mode = "driving"  
    )
    $start = [System.Net.WebUtility]::UrlEncode($StartPoint)
    $end = [System.Net.WebUtility]::UrlEncode($EndPoint)
    $result = Invoke-RestMethod "http://maps.googleapis.com/maps/api/distancematrix/json?origins=$start&destinations=$end&mode=$mode&language=de-DE&sensor=false" -Method Get  

    if($result){
        return New-Object PSObject -Property @{
            "Startort" = $result.origin_addresses  
            "Zielort" = $result.destination_addresses  
            "Entfernung" = $result.rows.elements.distance.text  
            "Fahrtdauer" = $result.rows.elements.duration.text  
        }
    }else{return $false}
}

Get-DrivingDistance -StartPoint "Brandenburger-Tor Berlin" -EndPoint "Elbschaussee Hamburg" -mode driving