Functions/Connection/Out-CdsConnectionString.ps1

<#
    .SYNOPSIS
Build Connection String from connection.
#>

function Out-CdsConnectionString {
    [CmdletBinding()]
    [OutputType([String])]
    param
    (
        [Parameter(Mandatory = $true, ValueFromPipeline)]
        $CdsInstance
    )
    begin {  
        $StopWatch = [System.Diagnostics.Stopwatch]::StartNew(); 
        Trace-CdsFunction -Name $MyInvocation.MyCommand.Name -Stage Start -Parameters ($MyInvocation.MyCommand.Parameters); 
    }    
    process {

        # TODO : Handle different auth type connection string formats
        # => https://docs.microsoft.com/fr-fr/powerapps/developer/common-data-service/xrm-tooling/use-connection-strings-xrm-tooling-connect
        $connectionStringTemplate = "AuthType=[AuthType];Url=[Url];Username=[Username];Password=[Password];";
        $instanceConnectionString = $connectionStringTemplate;
        $instanceConnectionString = $instanceConnectionString.Replace("[AuthType]", $CdsInstance.ParentConnection.AuthType);
        $instanceConnectionString = $instanceConnectionString.Replace("[Url]", $CdsInstance.Url);
        $instanceConnectionString = $instanceConnectionString.Replace("[Username]", $CdsInstance.ParentConnection.UserName);
        $instanceConnectionString = $instanceConnectionString.Replace("[Password]", $CdsInstance.ParentConnection.UserPassword);
        $instanceConnectionString += $CdsInstance.ParentConnection.ConnectionStringParameters;

        $instanceConnectionString;
    }
    end {
        $StopWatch.Stop();
        Trace-CdsFunction -Name $MyInvocation.MyCommand.Name -Stage Stop -StopWatch $StopWatch;
    }
}

Export-ModuleMember -Function Out-CdsConnectionString -Alias *;