1ToDo/Add-DeviceConfigurationPolicyAssignment.ps1

<#
 
.COPYRIGHT
Copyright (c) Microsoft Corporation. All rights reserved. Licensed under the MIT license.
See https://github.com/microsoftgraph/powershell-intune-samples/blob/master/LICENSE for license information.
 
#>


Function Add-DeviceConfigurationPolicyAssignment() {
    
        <#
    .SYNOPSIS
    This function is used to add a device configuration policy assignment using the Graph API REST interface
    .DESCRIPTION
    The function connects to the Graph API Interface and adds a device configuration policy assignment
    .EXAMPLE
    Add-DeviceConfigurationPolicyAssignment -ConfigurationPolicyId $ConfigurationPolicyId -TargetGroupId $TargetGroupId
    Adds a device configuration policy assignment in Intune
    .NOTES
    NAME: Add-DeviceConfigurationPolicyAssignment
    #>

    
        [cmdletbinding()]
    
        param
        (
            $ConfigurationPolicyId,
            $TargetGroupId
        )
    
        $graphApiVersion = "Beta"
        $Resource = "deviceManagement/deviceConfigurations/$ConfigurationPolicyId/assign"
            
        try {
    
            if (!$ConfigurationPolicyId) {
    
                write-host "No Configuration Policy Id specified, specify a valid Configuration Policy Id" -f Red
                break
    
            }
    
            if (!$TargetGroupId) {
    
                write-host "No Target Group Id specified, specify a valid Target Group Id" -f Red
                break
    
            }
    
            $ConfPolAssign = "$ConfigurationPolicyId" + "_" + "$TargetGroupId"
    
            $JSON = @"
     
    {
        "deviceConfigurationGroupAssignments": [
            {
                "@odata.type": "#microsoft.graph.deviceConfigurationGroupAssignment",
                "id": "$ConfPolAssign",
                "targetGroupId": "$TargetGroupId"
            }
        ]
    }
"@

    
            $uri = "https://graph.microsoft.com/$graphApiVersion/$($Resource)"
            Invoke-RestMethod -Uri $uri -Headers $authToken -Method Post -Body $JSON -ContentType "application/json"
    
        }
            
        catch {
    
            $ex = $_.Exception
            $errorResponse = $ex.Response.GetResponseStream()
            $reader = New-Object System.IO.StreamReader($errorResponse)
            $reader.BaseStream.Position = 0
            $reader.DiscardBufferedData()
            $responseBody = $reader.ReadToEnd();
            Write-Host "Response content:`n$responseBody" -f Red
            Write-Error "Request to $Uri failed with HTTP Status $($ex.Response.StatusCode) $($ex.Response.StatusDescription)"
            
            break
    
        }
    
    }