Creating a custom proxy client method in Powershell

New-SVXProxyClient.ps1

function Create-SVCProxies{
    [CmdletBinding()]
    param([Parameter(Mandatory=$true)]$endpoint);      
    # If the endpoint name contians .svc , give it a more reasonable classname.
    $className = $endpoint.Name -replace ".svc" , "";    
    
    # WMF5 required (PowerShell 5)
    $f = New-TemporaryFile;

    $csFile = $f.FullName + $className+ '.cs';   # The name of the generated .cs file
    $dllFile = $f.FullName + $className+ '.dll';   # The name of the generated .cs file
    # Hardcoded path for example 
    $cmd = "$(${env:ProgramFiles(x86)})\Microsoft SDKs\Windows\v10.0A\bin\NETFX 4.6 Tools\SvcUtil.exe";

    if(-not (Get-Command $cmd)){
        Write-error "Unable to find svcutil!";
        throw "SVCUtil is missing!";
    }
    if(-not (Get-Command csc.exe)){

        Write-error "Unable to find csc.xee";

        throw "csc.exe is missing!";
    }
    

    Write-Verbose "Invoking $cmd /noConfig /out:$csFile $($endpoint.EndpointAddress)";

    .$cmd /noConfig /out:$csFile $($endpoint.EndpointAddress) | Out-Null

    ."csc.exe" /t:library /out:$dllFile $csFile | Out-Null

    if($?){
        $ep|Add-Member -MemberType NoteProperty -Name "ProxyFile" -Value $dllFile;        
        $ep|Add-Member -MemberType NoteProperty -Name "ClassName" $className;
        Write-Verbose "Proxies created and added to endpoint!"
    } else {
        Write-error "SVCUtil failed! $($LASTEXITCODE)";
    }
}

$endpoint = new-Object PSCustomObject -Property @{
   "Name"="SomeService.svc"
   "EndpointAddress"="http://localhost/someservice.svc?wsdl";
}

Create-SVCProxies -endpoint $endpoint -Verbose

# Now use the proxy that was just created (Assuming everything went well)
$assembly = Add-Type $endpoint.ProxyFile -PassThru;

# Try to figure what the client name was

$clientName = $assembly|? { $_.Name -match  "Client"}}|Select Name

Write-Out "The CustomClientProxyName is $clientName"
# Use the client 
$customBinding = New-Object System.ServiceModel.Channels.CustomBinding;
<# Example of WSHttpBinding with username 
        $binding = New-Object System.ServiceModel.WsHttpBinding;
        $binding.Security.Mode = [System.ServiceModel.SecurityMode]::TransportWithMessageCredential;
        $binding.Security.Message.ClientCredentialType = [System.ServiceModel.MessageCredentialType]::UserName
        $binding.Security.Transport.ClientCredentialType = [System.ServiceModel.MessageCredentialType]::None;
#>
# Verify that the name of the file was actually 
$proxy = New-Object $clientName($binding, (New-Object System.ServiceModel.EndpointAddress($url)))
$proxy.DoSomething();