DSCResources/MSFT_IntuneSettingCatalogASRRulesPolicyWindows10/MSFT_IntuneSettingCatalogASRRulesPolicyWindows10.psm1

function Get-TargetResource
{
    [CmdletBinding()]
    [OutputType([System.Collections.Hashtable])]
    param
    (
        [Parameter(Mandatory = $True)]
        [System.String]
        $Identity,

        [Parameter()]
        [System.String]
        $DisplayName,

        [Parameter()]
        [System.String]
        $Description,

        [Parameter()]
        [System.String[]]
        $AttackSurfaceReductionOnlyExclusions,

        [Parameter()]
        [ValidateSet('off', 'block', 'audit', 'warn')]
        [System.String]
        $AttackSurfaceReductionRules,

        [Parameter()]
        [ValidateSet('off', 'block', 'audit', 'warn')]
        [System.String]
        $BlockAbuseOfExploitedVulnerableSignedDrivers,

        [Parameter()]
        [ValidateSet('off', 'block', 'audit', 'warn')]
        [System.String]
        $BlockAdobeReaderFromCreatingChildProcesses,

        [Parameter()]
        [ValidateSet('off', 'block', 'audit', 'warn')]
        [System.String]
        $BlockAllOfficeApplicationsFromCreatingChildProcesses,

        [Parameter()]
        [ValidateSet('off', 'block', 'audit', 'warn')]
        [System.String]
        $BlockCredentialStealingFromWindowsLocalSecurityAuthoritySubsystem,

        [Parameter()]
        [ValidateSet('off', 'block', 'audit', 'warn')]
        [System.String]
        $BlockExecutableContentFromEmailClientAndWebmail,

        [Parameter()]
        [ValidateSet('off', 'block', 'audit', 'warn')]
        [System.String]
        $BlockExecutableFilesRunningUnlessTheyMeetPrevalenceAgeTrustedListCriterion,

        [Parameter()]
        [ValidateSet('off', 'block', 'audit', 'warn')]
        [System.String]
        $BlockExecutionOfPotentiallyObfuscatedScripts,

        [Parameter()]
        [ValidateSet('off', 'block', 'audit', 'warn')]
        [System.String]
        $BlockJavaScriptOrVBScriptFromLaunchingDownloadedExecutableContent,

        [Parameter()]
        [ValidateSet('off', 'block', 'audit', 'warn')]
        [System.String]
        $BlockOfficeApplicationsFromCreatingExecutableContent,

        [Parameter()]
        [ValidateSet('off', 'block', 'audit', 'warn')]
        [System.String]
        $BlockOfficeApplicationsFromInjectingCodeIntoOtherProcesses,

        [Parameter()]
        [ValidateSet('off', 'block', 'audit', 'warn')]
        [System.String]
        $BlockOfficeCommunicationAppFromCreatingChildProcesses,

        [Parameter()]
        [ValidateSet('off', 'block', 'audit', 'warn')]
        [System.String]
        $BlockPersistenceThroughWMIEventSubscription,

        [Parameter()]
        [ValidateSet('off', 'block', 'audit', 'warn')]
        [System.String]
        $BlockProcessCreationsFromPSExecAndWMICommands,

        [Parameter()]
        [ValidateSet('off', 'block', 'audit', 'warn')]
        [System.String]
        $BlockUntrustedUnsignedProcessesThatRunFromUSB,

        [Parameter()]
        [ValidateSet('off', 'block', 'audit', 'warn')]
        [System.String]
        $BlockWin32APICallsFromOfficeMacros,

        [Parameter()]
        [ValidateSet('off', 'block', 'audit', 'warn')]
        [System.String]
        $UseAdvancedProtectionAgainstRansomware,

        [Parameter()]
        [System.String[]]
        $ControlledFolderAccessProtectedFolders,

        [Parameter()]
        [System.String[]]
        $ControlledFolderAccessAllowedApplications,

        [Parameter()]
        [ValidateSet('0', '1', '2')]
        [System.String]
        $EnableControlledFolderAccess,

        [Parameter()]
        [Microsoft.Management.Infrastructure.CimInstance[]]
        $Assignments,

        [Parameter(Mandatory = $True)]
        [System.String]
        [ValidateSet('Absent', 'Present')]
        $Ensure = $true,

        [Parameter()]
        [System.Management.Automation.PSCredential]
        $Credential,

        [Parameter()]
        [System.String]
        $ApplicationId,

        [Parameter()]
        [System.String]
        $TenantId,

        [Parameter()]
        [System.Management.Automation.PSCredential]
        $ApplicationSecret,

        [Parameter()]
        [System.String]
        $CertificateThumbprint,

        [Parameter()]
        [Switch]
        $ManagedIdentity
    )

    Write-Verbose -Message "Checking for the Intune Endpoint Protection Attack Surface Protection rules Policy {$DisplayName}"

    $ConnectionMode = New-M365DSCConnection -Workload 'MicrosoftGraph' `
        -InboundParameters $PSBoundParameters `
        -ProfileName 'beta' -ErrorAction Stop

    Select-MgProfile -Name beta
    #Ensure the proper dependencies are installed in the current environment.
    Confirm-M365DSCDependencies

    #region Telemetry
    $ResourceName = $MyInvocation.MyCommand.ModuleName -replace 'MSFT_', ''
    $CommandName = $MyInvocation.MyCommand
    $data = Format-M365DSCTelemetryParameters -ResourceName $ResourceName `
        -CommandName $CommandName `
        -Parameters $PSBoundParameters
    Add-M365DSCTelemetryEvent -Data $data
    #endregion

    $nullResult = $PSBoundParameters
    $nullResult.Ensure = 'Absent'

    $templateReferenceId='e8c053d6-9f95-42b1-a7f1-ebfd71c67a4b_1'

    try
    {
        #Retrieve policy general settings
        $policy = Get-MgDeviceManagementConfigurationPolicy -DeviceManagementConfigurationPolicyId $Identity -ErrorAction silentlyContinue

        if ($null -eq $policy)
        {
            Write-Verbose -Message "No Endpoint Protection Attack Surface Protection rules Policy {$Identity} was found"
            $policy = Get-MgDeviceManagementConfigurationPolicy |Where-Object -FilterScript {$_.Name -eq "$DisplayName" -and $_.templateReference.TemplateId -eq "$templateReferenceId" }  -ErrorAction silentlyContinue
        }

        if ($null -eq $policy)
        {
            Write-Verbose -Message "No Endpoint Protection Attack Surface Protection rules Policy {$DisplayName} was found"
            return $nullResult
        }


        #Retrieve policy specific settings
        [array]$settings = Get-MgDeviceManagementConfigurationPolicySetting `
            -DeviceManagementConfigurationPolicyId $policy.Id `
            -ErrorAction Stop

        $returnHashtable=@{}
        $returnHashtable.Add("Identity",$policy.Id)
        $returnHashtable.Add("DisplayName",$policy.name)
        $returnHashtable.Add("Description",$policy.description)

        foreach ($setting in $settings.SettingInstance)
        {
            switch ($setting.AdditionalProperties."@odata.type")
            {
                "#microsoft.graph.deviceManagementConfigurationGroupSettingCollectionInstance" {
                    foreach($settingInstance in $setting.AdditionalProperties.groupSettingCollectionValue.children)
                    {
                        $settingName=$settingInstance.settingDefinitionId.split("_")|Select-Object -Last 1
                        [String]$settingValue= $settingInstance.choiceSettingValue.value.split("_")|Select-Object -Last 1
                        $returnHashtable.Add($settingName,$settingValue)
                    }
                }
                '#microsoft.graph.deviceManagementConfigurationChoiceSettingInstance'
                {
                    $settingName=$setting.settingDefinitionId.split("_")|Select-Object -Last 1
                    [String]$settingValue= $setting.AdditionalProperties.choiceSettingValue.value.split("_")|Select-Object -Last 1
                    $returnHashtable.Add($settingName,$settingValue)
                }
                '#microsoft.graph.deviceManagementConfigurationSimpleSettingCollectionInstance'
                {
                    $settingName=$setting.settingDefinitionId.split("_")|Select-Object -Last 1
                    [Array]$settingValue= $setting.AdditionalProperties.simpleSettingCollectionValue.value
                    $returnHashtable.Add($settingName,$settingValue)
                }
                Default {}
            }

        }

        $returnAssignments=@()
        $returnAssignments += Get-MgDeviceManagementConfigurationPolicyAssignment -DeviceManagementConfigurationPolicyId $policy.Id
        $assignmentResult = @()
        foreach ($assignmentEntry in $returnAssignments)
        {
            $assignmentValue = @{
                dataType = $assignmentEntry.Target.AdditionalProperties.'@odata.type'
                deviceAndAppManagementAssignmentFilterType = $assignmentEntry.Target.DeviceAndAppManagementAssignmentFilterType.toString()
                deviceAndAppManagementAssignmentFilterId = $assignmentEntry.Target.DeviceAndAppManagementAssignmentFilterId
                groupId = $assignmentEntry.Target.AdditionalProperties.groupId
            }
            $assignmentResult += $assignmentValue
        }
        $returnHashtable.Add('Assignments',$assignmentResult)

        Write-Verbose -Message "Found Endpoint Protection Attack Surface Protection rules Policy {$($policy.name)}"

        $returnHashtable.Add('Ensure', 'Present')
        $returnHashtable.Add('Credential', $Credential)
        $returnHashtable.Add('ApplicationId', $ApplicationId)
        $returnHashtable.Add('TenantId', $TenantId)
        $returnHashtable.Add('ApplicationSecret', $ApplicationSecret)
        $returnHashtable.Add('CertificateThumbprint', $CertificateThumbprint)
        $returnHashtable.Add('ManagedIdentity', $ManagedIdentity.IsPresent)

        return $returnHashtable
    }
    catch
    {
        try
        {
            Write-Verbose -Message $_
            $tenantIdValue = ''
            $tenantIdValue = $Credential.UserName.Split('@')[1]
            Add-M365DSCEvent -Message $_ -EntryType 'Error' `
                -EventID 1 -Source $($MyInvocation.MyCommand.Source) `
                -TenantId $tenantIdValue
        }
        catch
        {
            Write-Verbose -Message $_
        }
        return $nullResult
    }
}

function Set-TargetResource
{
    [CmdletBinding()]
    param
    (
        [Parameter(Mandatory = $True)]
        [System.String]
        $Identity,

        [Parameter()]
        [System.String]
        $DisplayName,

        [Parameter()]
        [System.String]
        $Description,

        [Parameter()]
        [System.String[]]
        $AttackSurfaceReductionOnlyExclusions,

        [Parameter()]
        [ValidateSet('off', 'block', 'audit', 'warn')]
        [System.String]
        $AttackSurfaceReductionRules,

        [Parameter()]
        [ValidateSet('off', 'block', 'audit', 'warn')]
        [System.String]
        $BlockAbuseOfExploitedVulnerableSignedDrivers,

        [Parameter()]
        [ValidateSet('off', 'block', 'audit', 'warn')]
        [System.String]
        $BlockAdobeReaderFromCreatingChildProcesses,

        [Parameter()]
        [ValidateSet('off', 'block', 'audit', 'warn')]
        [System.String]
        $BlockAllOfficeApplicationsFromCreatingChildProcesses,

        [Parameter()]
        [ValidateSet('off', 'block', 'audit', 'warn')]
        [System.String]
        $BlockCredentialStealingFromWindowsLocalSecurityAuthoritySubsystem,

        [Parameter()]
        [ValidateSet('off', 'block', 'audit', 'warn')]
        [System.String]
        $BlockExecutableContentFromEmailClientAndWebmail,

        [Parameter()]
        [ValidateSet('off', 'block', 'audit', 'warn')]
        [System.String]
        $BlockExecutableFilesRunningUnlessTheyMeetPrevalenceAgeTrustedListCriterion,

        [Parameter()]
        [ValidateSet('off', 'block', 'audit', 'warn')]
        [System.String]
        $BlockExecutionOfPotentiallyObfuscatedScripts,

        [Parameter()]
        [ValidateSet('off', 'block', 'audit', 'warn')]
        [System.String]
        $BlockJavaScriptOrVBScriptFromLaunchingDownloadedExecutableContent,

        [Parameter()]
        [ValidateSet('off', 'block', 'audit', 'warn')]
        [System.String]
        $BlockOfficeApplicationsFromCreatingExecutableContent,

        [Parameter()]
        [ValidateSet('off', 'block', 'audit', 'warn')]
        [System.String]
        $BlockOfficeApplicationsFromInjectingCodeIntoOtherProcesses,

        [Parameter()]
        [ValidateSet('off', 'block', 'audit', 'warn')]
        [System.String]
        $BlockOfficeCommunicationAppFromCreatingChildProcesses,

        [Parameter()]
        [ValidateSet('off', 'block', 'audit', 'warn')]
        [System.String]
        $BlockPersistenceThroughWMIEventSubscription,

        [Parameter()]
        [ValidateSet('off', 'block', 'audit', 'warn')]
        [System.String]
        $BlockProcessCreationsFromPSExecAndWMICommands,

        [Parameter()]
        [ValidateSet('off', 'block', 'audit', 'warn')]
        [System.String]
        $BlockUntrustedUnsignedProcessesThatRunFromUSB,

        [Parameter()]
        [ValidateSet('off', 'block', 'audit', 'warn')]
        [System.String]
        $BlockWin32APICallsFromOfficeMacros,

        [Parameter()]
        [ValidateSet('off', 'block', 'audit', 'warn')]
        [System.String]
        $UseAdvancedProtectionAgainstRansomware,

        [Parameter()]
        [System.String[]]
        $ControlledFolderAccessProtectedFolders,

        [Parameter()]
        [System.String[]]
        $ControlledFolderAccessAllowedApplications,

        [Parameter()]
        [ValidateSet('0', '1', '2')]
        [System.String]
        $EnableControlledFolderAccess,

        [Parameter()]
        [Microsoft.Management.Infrastructure.CimInstance[]]
        $Assignments,

        [Parameter(Mandatory = $True)]
        [System.String]
        [ValidateSet('Absent', 'Present')]
        $Ensure = $true,

        [Parameter()]
        [System.Management.Automation.PSCredential]
        $Credential,

        [Parameter()]
        [System.String]
        $ApplicationId,

        [Parameter()]
        [System.String]
        $TenantId,

        [Parameter()]
        [System.Management.Automation.PSCredential]
        $ApplicationSecret,

        [Parameter()]
        [System.String]
        $CertificateThumbprint,

        [Parameter()]
        [Switch]
        $ManagedIdentity
    )

    $ConnectionMode = New-M365DSCConnection -Workload 'MicrosoftGraph' `
        -InboundParameters $PSBoundParameters `
        -ProfileName 'beta'

    Select-MgProfile -Name 'beta'
    #Ensure the proper dependencies are installed in the current environment.
    Confirm-M365DSCDependencies

    #region Telemetry
    $ResourceName = $MyInvocation.MyCommand.ModuleName -replace 'MSFT_', ''
    $CommandName = $MyInvocation.MyCommand
    $data = Format-M365DSCTelemetryParameters -ResourceName $ResourceName `
        -CommandName $CommandName `
        -Parameters $PSBoundParameters
    Add-M365DSCTelemetryEvent -Data $data
    #endregion

    $currentPolicy = Get-TargetResource @PSBoundParameters
    $PSBoundParameters.Remove('Ensure') | Out-Null
    $PSBoundParameters.Remove('Credential') | Out-Null
    $PSBoundParameters.Remove('ApplicationId') | Out-Null
    $PSBoundParameters.Remove('TenantId') | Out-Null
    $PSBoundParameters.Remove('ApplicationSecret') | Out-Null
    $PSBoundParameters.Remove('CertificateThumbprint') | Out-Null
    $PSBoundParameters.Remove('ManagedIdentity') | Out-Null

    $templateReferenceId='e8c053d6-9f95-42b1-a7f1-ebfd71c67a4b_1'

    if ($Ensure -eq 'Present' -and $currentPolicy.Ensure -eq 'Absent')
    {
        Write-Verbose -Message "Creating new Endpoint Protection Attack Surface Protection rules Policy {$DisplayName}"

        $PSBoundParameters.Remove('DisplayName') | Out-Null
        $PSBoundParameters.Remove('Description') | Out-Null
        $PSBoundParameters.Remove('Assignments') | Out-Null

        $settings= Format-M365DSCIntuneSettingCatalogASRRulesPolicySettings `
            -DSCParams ([System.Collections.Hashtable]$PSBoundParameters) `
            -TemplateReferenceId $templateReferenceId

        $policy=New-IntuneDeviceConfigurationPolicy `
            -Name $DisplayName `
            -Description $Description `
            -Platforms "windows10" `
            -TemplateReferenceId $templateReferenceId `
            -Technologies "mdm,microsoftSense" `
            -Settings $settings

        #region Assignments
        $assignmentsHash=@()
        foreach($assignment in $Assignments)
        {
            $assignmentsHash+=Get-M365DSCDRGComplexTypeToHashtable -ComplexObject $Assignment
        }
        if($policy.id)
        {
            Update-DeviceConfigurationPolicyAssignments -DeviceConfigurationPolicyId $policy.id `
                -Targets $assignmentsHash
        }
        #endregion
    }
    elseif ($Ensure -eq 'Present' -and $currentPolicy.Ensure -eq 'Present')
    {
        Write-Verbose -Message "Updating existing Endpoint Protection Attack Surface Protection rules Policy {$DisplayName}"
        $PSBoundParameters.Remove('DisplayName') | Out-Null
        $PSBoundParameters.Remove('Description') | Out-Null
        $PSBoundParameters.Remove('Assignments') | Out-Null

        $settings = Format-M365DSCIntuneSettingCatalogASRRulesPolicySettings `
            -DSCParams ([System.Collections.Hashtable]$PSBoundParameters) `
            -TemplateReferenceId $templateReferenceId

        #write-verbose -message ($settings|convertto-json -Depth 20)

        Update-IntuneDeviceConfigurationPolicy `
            -DeviceConfigurationPolicyId $Identity `
            -Name $DisplayName `
            -Description $Description `
            -TemplateReferenceId $templateReferenceId `
            -Platforms "windows10" `
            -Technologies "mdm,microsoftSense" `
            -Settings $settings

        #region Assignments
        $assignmentsHash=@()
        foreach($assignment in $Assignments)
        {
            $assignmentsHash+=Get-M365DSCDRGComplexTypeToHashtable -ComplexObject $Assignment
        }
        Update-DeviceConfigurationPolicyAssignments -DeviceConfigurationPolicyId $Identity `
            -Targets $assignmentsHash
        #endregion
    }
    elseif ($Ensure -eq 'Absent' -and $currentPolicy.Ensure -eq 'Present')
    {
        Write-Verbose -Message "Removing Endpoint Protection Attack Surface Protection rules Policy {$DisplayName}"
        Remove-MgDeviceManagementConfigurationPolicy -DeviceManagementConfigurationPolicyId $Identity
    }
}

function Test-TargetResource
{
    [CmdletBinding()]
    [OutputType([System.Boolean])]
    param
    (
        [Parameter(Mandatory = $True)]
        [System.String]
        $Identity,

        [Parameter()]
        [System.String]
        $DisplayName,

        [Parameter()]
        [System.String]
        $Description,

        [Parameter()]
        [System.String[]]
        $AttackSurfaceReductionOnlyExclusions,

        [Parameter()]
        [ValidateSet('off', 'block', 'audit', 'warn')]
        [System.String]
        $AttackSurfaceReductionRules,

        [Parameter()]
        [ValidateSet('off', 'block', 'audit', 'warn')]
        [System.String]
        $BlockAbuseOfExploitedVulnerableSignedDrivers,

        [Parameter()]
        [ValidateSet('off', 'block', 'audit', 'warn')]
        [System.String]
        $BlockAdobeReaderFromCreatingChildProcesses,

        [Parameter()]
        [ValidateSet('off', 'block', 'audit', 'warn')]
        [System.String]
        $BlockAllOfficeApplicationsFromCreatingChildProcesses,

        [Parameter()]
        [ValidateSet('off', 'block', 'audit', 'warn')]
        [System.String]
        $BlockCredentialStealingFromWindowsLocalSecurityAuthoritySubsystem,

        [Parameter()]
        [ValidateSet('off', 'block', 'audit', 'warn')]
        [System.String]
        $BlockExecutableContentFromEmailClientAndWebmail,

        [Parameter()]
        [ValidateSet('off', 'block', 'audit', 'warn')]
        [System.String]
        $BlockExecutableFilesRunningUnlessTheyMeetPrevalenceAgeTrustedListCriterion,

        [Parameter()]
        [ValidateSet('off', 'block', 'audit', 'warn')]
        [System.String]
        $BlockExecutionOfPotentiallyObfuscatedScripts,

        [Parameter()]
        [ValidateSet('off', 'block', 'audit', 'warn')]
        [System.String]
        $BlockJavaScriptOrVBScriptFromLaunchingDownloadedExecutableContent,

        [Parameter()]
        [ValidateSet('off', 'block', 'audit', 'warn')]
        [System.String]
        $BlockOfficeApplicationsFromCreatingExecutableContent,

        [Parameter()]
        [ValidateSet('off', 'block', 'audit', 'warn')]
        [System.String]
        $BlockOfficeApplicationsFromInjectingCodeIntoOtherProcesses,

        [Parameter()]
        [ValidateSet('off', 'block', 'audit', 'warn')]
        [System.String]
        $BlockOfficeCommunicationAppFromCreatingChildProcesses,

        [Parameter()]
        [ValidateSet('off', 'block', 'audit', 'warn')]
        [System.String]
        $BlockPersistenceThroughWMIEventSubscription,

        [Parameter()]
        [ValidateSet('off', 'block', 'audit', 'warn')]
        [System.String]
        $BlockProcessCreationsFromPSExecAndWMICommands,

        [Parameter()]
        [ValidateSet('off', 'block', 'audit', 'warn')]
        [System.String]
        $BlockUntrustedUnsignedProcessesThatRunFromUSB,

        [Parameter()]
        [ValidateSet('off', 'block', 'audit', 'warn')]
        [System.String]
        $BlockWin32APICallsFromOfficeMacros,

        [Parameter()]
        [ValidateSet('off', 'block', 'audit', 'warn')]
        [System.String]
        $UseAdvancedProtectionAgainstRansomware,

        [Parameter()]
        [System.String[]]
        $ControlledFolderAccessProtectedFolders,

        [Parameter()]
        [System.String[]]
        $ControlledFolderAccessAllowedApplications,

        [Parameter()]
        [ValidateSet('0', '1', '2')]
        [System.String]
        $EnableControlledFolderAccess,

        [Parameter()]
        [Microsoft.Management.Infrastructure.CimInstance[]]
        $Assignments,

        [Parameter(Mandatory = $True)]
        [System.String]
        [ValidateSet('Absent', 'Present')]
        $Ensure = $true,

        [Parameter()]
        [System.Management.Automation.PSCredential]
        $Credential,

        [Parameter()]
        [System.String]
        $ApplicationId,

        [Parameter()]
        [System.String]
        $TenantId,

        [Parameter()]
        [System.Management.Automation.PSCredential]
        $ApplicationSecret,

        [Parameter()]
        [System.String]
        $CertificateThumbprint,

        [Parameter()]
        [Switch]
        $ManagedIdentity
    )
    #Ensure the proper dependencies are installed in the current environment.
    Confirm-M365DSCDependencies

    #region Telemetry
    $ResourceName = $MyInvocation.MyCommand.ModuleName -replace 'MSFT_', ''
    $CommandName = $MyInvocation.MyCommand
    $data = Format-M365DSCTelemetryParameters -ResourceName $ResourceName `
        -CommandName $CommandName `
        -Parameters $PSBoundParameters
    Add-M365DSCTelemetryEvent -Data $data
    #endregion
    Write-Verbose -Message "Testing configuration of Endpoint Protection Attack Surface Protection rules Policy {$DisplayName}"

    $CurrentValues = Get-TargetResource @PSBoundParameters

    Write-Verbose -Message "Current Values: $(Convert-M365DscHashtableToString -Hashtable $CurrentValues)"
    Write-Verbose -Message "Target Values: $(Convert-M365DscHashtableToString -Hashtable $PSBoundParameters)"

    $ValuesToCheck = $PSBoundParameters
    $ValuesToCheck.Remove('Credential') | Out-Null
    $ValuesToCheck.Remove('ApplicationId') | Out-Null
    $ValuesToCheck.Remove('TenantId') | Out-Null
    $ValuesToCheck.Remove('ApplicationSecret') | Out-Null

    if($CurrentValues.Ensure -eq "Absent")
    {
        Write-Verbose -Message "The policy was not found"
        return $false
    }
    #region Assignments
    $testResult=$true

    if((-not $CurrentValues.Assignments) -xor (-not $ValuesToCheck.Assignments))
    {
        Write-Verbose -Message "Configuration drift: one the assignment is null"
        return $false
    }

    if($CurrentValues.Assignments)
    {
        if($CurrentValues.Assignments.count -ne $ValuesToCheck.Assignments.count)
        {
            Write-Verbose -Message "Configuration drift: Number of assignment has changed - current {$($CurrentValues.Assignments.count)} target {$($ValuesToCheck.Assignments.count)}"
            return $false
        }
        foreach($assignment in $CurrentValues.Assignments)
        {
            #GroupId Assignment
            if(-not [String]::IsNullOrEmpty($assignment.groupId))
            {
                $source=[Array]$ValuesToCheck.Assignments|Where-Object -FilterScript {$_.groupId -eq $assignment.groupId}
                if(-not $source)
                {
                    Write-Verbose -Message "Configuration drift: groupId {$($assignment.groupId)} not found"
                    $testResult=$false
                    break;
                }
                $sourceHash=Convert-M365DSCDRGComplexTypeToHashtable -ComplexObject $source
                $testResult=Compare-M365DSCComplexObject -Source $sourceHash -Target $assignment
            }
            #AllDevices/AllUsers assignment
            else
            {
                $source=[Array]$ValuesToCheck.Assignments|Where-Object -FilterScript {$_.dataType -eq $assignment.dataType}
                if(-not $source)
                {
                    Write-Verbose -Message "Configuration drift: {$($assignment.dataType)} not found"
                    $testResult=$false
                    break;
                }
                $sourceHash=Convert-M365DSCDRGComplexTypeToHashtable -ComplexObject $source
                $testResult=Compare-M365DSCComplexObject -Source $sourceHash -Target $assignment
            }

            if(-not $testResult)
            {
                $testResult=$false
                break;
            }

        }
    }
    if(-not $testResult)
    {
        return $false
    }
    $ValuesToCheck.Remove('Assignments') | Out-Null
    #endregion

    $TestResult = Test-M365DSCParameterState -CurrentValues $CurrentValues `
        -Source $($MyInvocation.MyCommand.Source) `
        -DesiredValues $PSBoundParameters `
        -ValuesToCheck $ValuesToCheck.Keys

    Write-Verbose -Message "Test-TargetResource returned $TestResult"
    #return $false
    return $TestResult
}

function Export-TargetResource
{
    [CmdletBinding()]
    [OutputType([System.String])]
    param
    (
        [Parameter()]
        [System.String]
        $Filter,

        [Parameter()]
        [System.Management.Automation.PSCredential]
        $Credential,

        [Parameter()]
        [System.String]
        $ApplicationId,

        [Parameter()]
        [System.String]
        $TenantId,

        [Parameter()]
        [System.Management.Automation.PSCredential]
        $ApplicationSecret,

        [Parameter()]
        [System.String]
        $CertificateThumbprint,

        [Parameter()]
        [Switch]
        $ManagedIdentity
    )

    $ConnectionMode = New-M365DSCConnection -Workload 'MicrosoftGraph' `
        -InboundParameters $PSBoundParameters `
        -SkipModuleReload:$true

    Select-MgProfile -Name 'Beta'
    #Ensure the proper dependencies are installed in the current environment.
    Confirm-M365DSCDependencies

    #region Telemetry
    $ResourceName = $MyInvocation.MyCommand.ModuleName -replace 'MSFT_', ''
    $CommandName = $MyInvocation.MyCommand
    $data = Format-M365DSCTelemetryParameters -ResourceName $ResourceName `
        -CommandName $CommandName `
        -Parameters $PSBoundParameters
    Add-M365DSCTelemetryEvent -Data $data
    #endregion

    $dscContent = ''
    $i = 1

    try
    {
        $policyTemplateID = 'e8c053d6-9f95-42b1-a7f1-ebfd71c67a4b_1'
        [array]$policies = Get-MgDeviceManagementConfigurationPolicy `
            -ErrorAction Stop `
            -All:$true

        $policies = $policies | Where-Object -FilterScript {$_.TemplateReference.TemplateId -eq $policyTemplateId}

        if ($policies.Length -eq 0)
        {
            Write-Host $Global:M365DSCEmojiGreenCheckMark
        }
        else
        {
            Write-Host "`r`n" -NoNewline
        }
        foreach ($policy in $policies)
        {
            Write-Host " |---[$i/$($policies.Count)] $($policy.Name)" -NoNewline

            $params = @{
                Identity              = $policy.id
                Ensure                = 'Present'
                Credential            = $Credential
                ApplicationId         = $ApplicationId
                TenantId              = $TenantId
                ApplicationSecret     = $ApplicationSecret
                CertificateThumbprint = $CertificateThumbprint
                Managedidentity       = $ManagedIdentity.IsPresent
            }

            $Results = Get-TargetResource @params

            if ($Results.Assignments)
            {
                $complexTypeStringResult = Get-M365DSCDRGComplexTypeToString -ComplexObject ([Array]$Results.Assignments) -CIMInstanceName DeviceManagementConfigurationPolicyAssignments

                if ($complexTypeStringResult)
                {
                    $Results.Assignments = $complexTypeStringResult
                }
                else
                {
                    $Results.Remove('Assignments') | Out-Null
                }
            }

            $Results = Update-M365DSCExportAuthenticationResults -ConnectionMode $ConnectionMode `
                -Results $Results
            $currentDSCBlock = Get-M365DSCExportContentForResource -ResourceName $ResourceName `
                -ConnectionMode $ConnectionMode `
                -ModulePath $PSScriptRoot `
                -Results $Results `
                -Credential $Credential

            if ($Results.Assignments)
            {
                $isCIMArray=$false
                if($Results.Assignments.getType().Fullname -like "*[[\]]")
                {
                    $isCIMArray=$true
                }
                $currentDSCBlock = Convert-DSCStringParamToVariable -DSCBlock $currentDSCBlock -ParameterName "Assignments" -isCIMArray:$isCIMArray
            }

            $dscContent += $currentDSCBlock
            Save-M365DSCPartialExport -Content $currentDSCBlock `
                -FileName $Global:PartialExportFileName
            $i++
            Write-Host $Global:M365DSCEmojiGreenCheckMark


        }
        return $dscContent
    }
    catch
    {
        Write-Host $Global:M365DSCEmojiRedX
        if ($_.Exception -like '*401*')
        {
            Write-Host "`r`n $($Global:M365DSCEmojiYellowCircle) The current tenant is not registered for Intune."
        }
        try
        {
            Write-Verbose -Message $_
            $tenantIdValue = $Credential.UserName.Split('@')[1]

            Add-M365DSCEvent -Message $_ -EntryType 'Error' `
                -EventID 1 -Source $($MyInvocation.MyCommand.Source) `
                -TenantId $tenantIdValue
        }
        catch
        {
            Write-Verbose -Message $_
        }
        return ''
    }
}

function Format-M365DSCParamsToSettingInstance
{
    [CmdletBinding()]
    [OutputType([System.Collections.Hashtable])]
    param(
        [Parameter(Mandatory = 'true')]
        [System.Collections.Hashtable]
        $DSCParams,

        [Parameter()]
        $TemplateSetting,

        [Parameter()]
        [System.Boolean]
        $IncludeSettingInstanceTemplateId=$true,

        [Parameter()]
        [System.Boolean]
        $IncludeSettingValueTemplateId=$true

    )

    $DSCParams.Remove('Verbose') | Out-Null
    $results = @()

    foreach ($param in $DSCParams.Keys)
    {
        $settingInstance=[ordered]@{}
        $settingInstance.add("settingDefinitionId",$templateSetting.settingDefinitionId)
        if($IncludeSettingInstanceTemplateId -and -Not [string]::IsNullOrEmpty($templateSetting.settingInstanceTemplateId))
        {
            $settingInstance.add("settingInstanceTemplateReference",@{"settingInstanceTemplateId"=$templateSetting.settingInstanceTemplateId})
        }

        $odataType=$templateSetting.AdditionalProperties."@odata.type"
        if([string]::IsNullOrEmpty($odataType))
        {
            $odataType=$templateSetting."@odata.type"
        }
        $settingInstance.add("@odata.type",$odataType.replace("Template",""))


        switch ($odataType)
        {
            "#microsoft.graph.deviceManagementConfigurationChoiceSettingInstanceTemplate"
            {
                $choiceSettingValue=[ordered]@{}
                $choiceSettingValue.add("@odata.type","#microsoft.graph.deviceManagementConfigurationChoiceSettingValue")
                $choiceSettingValue.add("children",@())
                $settingValueTemplateId=$templateSetting.AdditionalProperties.choiceSettingValueTemplate.settingValueTemplateId
                if($IncludeSettingValueTemplateId -and -Not [string]::IsNullOrEmpty($settingValueTemplateId))
                {
                    $choiceSettingValue.add('settingValueTemplateReference', @{'settingValueTemplateId' = $SettingValueTemplateId })
                }
                $choiceSettingValue.add("value","$($templateSetting.settingDefinitionId)`_$($DSCParams.$param)")
                $settingInstance.add("choiceSettingValue",$choiceSettingValue)
                $results+=$settingInstance
            }
            "#microsoft.graph.deviceManagementConfigurationSimpleSettingCollectionInstanceTemplate"
            {
                $simpleSettingCollectionValues=@()

                foreach($value in $DSCParams.$param)
                {
                    $simpleSettingCollectionValue=@{}
                    $settingValueTemplateId=$templateSetting.AdditionalProperties.simpleSettingCollectionValueTemplate.settingValueTemplateId
                    if($IncludeSettingValueTemplateId -and -Not [string]::IsNullOrEmpty($settingValueTemplateId))
                    {
                        $simpleSettingCollectionValue.add("settingValueTemplateReference",@{"settingValueTemplateId"=$SettingValueTemplateId})
                    }
                    $settingValueDataType=$templateSetting.AdditionalProperties.simpleSettingCollectionValueTemplate."@odata.type".replace("Template","")
                    $simpleSettingCollectionValue.add("@odata.type",$settingValueDataType)
                    $simpleSettingCollectionValue.add("value",$value)
                    $simpleSettingCollectionValues+=$simpleSettingCollectionValue
                }
                $settingInstance.add("simpleSettingCollectionValue",$simpleSettingCollectionValues)

                $results+=$settingInstance
            }
            "#microsoft.graph.deviceManagementConfigurationSimpleSettingInstanceTemplate"
            {
                $simpleSettingValue=@{}
                $SettingValueType=$templateSetting.AdditionalProperties.simpleSettingValueTemplate."@odata.type"
                if(-Not [string]::IsNullOrEmpty($SettingValueType))
                {
                    $simpleSettingValue.add("@odata.type",$SettingValueType.replace("Template",""))
                }
                $simpleSettingValue.add("value",$DSCParams.$param)

                $settingValueTemplateId=$templateSetting.AdditionalProperties.simpleSettingValueTemplate.settingValueTemplateId
                if(-Not [string]::IsNullOrEmpty($settingValueTemplateId))
                {
                    $simpleSettingValue.add("settingValueTemplateReference",@{"settingValueTemplateId"=$settingValueTemplateId})
                }

                $settingInstance.add("simpleSettingValue",$simpleSettingValue)
                $results+=$settingInstance
            }
        }
    }

    if ($results.count -eq 1)
    {
        return $results[0]
    }
    return $results
}
function Format-M365DSCIntuneSettingCatalogASRRulesPolicySettings
{
    [CmdletBinding()]
    [OutputType([System.Array])]
    param(
        [Parameter(Mandatory = 'true')]
        [System.Collections.Hashtable]
        $DSCParams,

        [Parameter(Mandatory = 'true')]
        [System.String]
        $templateReferenceId

    )

    $DSCParams.Remove('Identity') | Out-Null
    $DSCParams.Remove('DisplayName') | Out-Null
    $DSCParams.Remove('Description') | Out-Null

    $settings = @()

    $templateSettings = Get-MgDeviceManagementConfigurationPolicyTemplateSettingTemplate -DeviceManagementConfigurationPolicyTemplateId $templateReferenceId

    $simpleSettings=@()
    $simpleSettings+=$templateSettings.SettingInstanceTemplate|Where-Object -FilterScript `
            {$_.AdditionalProperties."@odata.type" -ne "#microsoft.graph.deviceManagementConfigurationGroupSettingCollectionInstanceTemplate"}
    foreach ($templateSetting in $simpleSettings)
    {
        $setting=@{}
        $settingKey=$DSCParams.keys|Where-Object -FilterScript {$templateSetting.settingDefinitionId -like "*$($_)"}
        if((-not [String]::IsNullOrEmpty($settingKey)) -and $DSCParams."$settingKey")
        {
            $setting.add("@odata.type","#microsoft.graph.deviceManagementConfigurationSetting")
            $myFormattedSetting= Format-M365DSCParamsToSettingInstance -DSCParams @{$settingKey=$DSCParams."$settingKey"} `
                -TemplateSetting $templateSetting

            $setting.add('settingInstance',$myFormattedSetting)
            $settings+=$setting
            $DSCParams.Remove($settingKey) | Out-Null

        }
    }

    #Prepare attacksurfacereductionrules groupCollectionTemplateSettings
    $groupCollectionTemplateSettings=@()
    $groupCollectionTemplateSettings+=$templateSettings.SettingInstanceTemplate|Where-Object -FilterScript `
            {$_.AdditionalProperties."@odata.type" -eq "#microsoft.graph.deviceManagementConfigurationGroupSettingCollectionInstanceTemplate"}

    foreach ($groupCollectionTemplateSetting in $groupCollectionTemplateSettings)
    {
        $setting=@{}
        $setting.add("@odata.type","#microsoft.graph.deviceManagementConfigurationSetting")
        $settingInstance=[ordered]@{}
        $settingInstance.add("@odata.type","#microsoft.graph.deviceManagementConfigurationGroupSettingCollectionInstance")
        $settingInstance.add("settingDefinitionId",$groupCollectionTemplateSetting.settingDefinitionId)
        $settingInstance.add("settingInstanceTemplateReference",@{
            "@odata.type"="#microsoft.graph.deviceManagementConfigurationSettingInstanceTemplateReference"
            "settingInstanceTemplateId"=$groupCollectionTemplateSetting.settingInstanceTemplateId
        })
        $groupSettingCollectionValues=@()
        $groupSettingCollectionValueChildren=@()
        $groupSettingCollectionValue=@{}
        $groupSettingCollectionValue.add("@odata.type","#microsoft.graph.deviceManagementConfigurationGroupSettingValue")

        $settingValueTemplateId=$groupCollectionTemplateSetting.AdditionalProperties.groupSettingCollectionValueTemplate.settingValueTemplateId
        if(-Not [string]::IsNullOrEmpty($settingValueTemplateId))
        {
            $groupSettingCollectionValue.add("settingValueTemplateReference",@{"settingValueTemplateId"=$SettingValueTemplateId})
        }

        foreach ($key in $DSCParams.keys)
        {
            $templateValue=$groupCollectionTemplateSetting.AdditionalProperties.groupSettingCollectionValueTemplate.children|where-object `
                -filterScript {$_.settingDefinitionId -like "*$key"}
            if($templateValue)
            {
                $groupSettingCollectionValueChild= Format-M365DSCParamsToSettingInstance `
                    -DSCParams @{$key=$DSCParams."$key"} `
                    -TemplateSetting $templateValue `
                    -IncludeSettingValueTemplateId $false `
                    -IncludeSettingInstanceTemplateId $false

                $groupSettingCollectionValueChildren+=$groupSettingCollectionValueChild
            }
        }
        $groupSettingCollectionValue.add("children",$groupSettingCollectionValueChildren)
        $groupSettingCollectionValues+=$groupSettingCollectionValue
        $settingInstance.add("groupSettingCollectionValue",$groupSettingCollectionValues)
        $setting.add('settingInstance',$settingInstance)

        if($setting.settingInstance.groupSettingCollectionValue.children.count -gt 0)
        {
            $settings+=$setting
        }
    }

    return $settings
}

function New-IntuneDeviceConfigurationPolicy
{
    [CmdletBinding()]
    [OutputType([System.Collections.Hashtable])]
    param (

        [Parameter(Mandatory = 'true')]
        [System.String]
        $Name,

        [Parameter()]
        [System.String]
        $Description,

        [Parameter()]
        [System.String]
        $Platforms,

        [Parameter()]
        [System.String]
        $Technologies,

        [Parameter()]
        [System.String]
        $TemplateReferenceId,

        [Parameter()]
        [Array]
        $Settings

    )
    try
    {
        $Uri="https://graph.microsoft.com/beta/deviceManagement/configurationPolicies"

        $policy=@{
            'name' = $Name
            'description' = $Description
            'platforms' = $Platforms
            "technologies" = $Technologies
            'templateReference' =@{'templateId'=$TemplateReferenceId}
            "settings" = $Settings
        }
        $body=$policy|ConvertTo-Json -Depth 20
        #write-verbose -Message $body
        Invoke-MgGraphRequest -Method POST -Uri $Uri -Body $body -ErrorAction Stop

    }
    catch
    {
        try
        {
            Write-Verbose -Message $_
            $tenantIdValue = ""
            $tenantIdValue = $Credential.UserName.Split('@')[1]
            Add-M365DSCEvent -Message $_ -EntryType 'Error' `
                -EventID 1 -Source $($MyInvocation.MyCommand.Source) `
                -TenantId $tenantIdValue
        }
        catch
        {
            Write-Verbose -Message $_
        }
        return $null
    }


}
function Update-IntuneDeviceConfigurationPolicy
{
    [CmdletBinding()]
    [OutputType([System.Collections.Hashtable])]
    param (
        [Parameter(Mandatory = 'true')]
        [System.String]
        $DeviceConfigurationPolicyId,

        [Parameter()]
        [System.String]
        $Name,

        [Parameter()]
        [System.String]
        $Description,

        [Parameter()]
        [System.String]
        $Platforms,

        [Parameter()]
        [System.String]
        $Technologies,

        [Parameter()]
        [System.String]
        $TemplateReferenceId,

        [Parameter()]
        [Array]
        $Settings

    )
    try
    {
        $Uri="https://graph.microsoft.com/beta/deviceManagement/configurationPolicies/$DeviceConfigurationPolicyId"

        $policy=@{
            'name' = $Name
            'description' = $Description
            'platforms' = $Platforms
            'templateReference' =@{'templateId'=$TemplateReferenceId}
            "technologies" = $Technologies
            "settings" = $Settings
        }
        $body=$policy|ConvertTo-Json -Depth 20
        #write-verbose -Message $body
        Invoke-MgGraphRequest -Method PUT -Uri $Uri -Body $body -ErrorAction Stop

    }
    catch
    {
        try
        {
            Write-Verbose -Message $_
            $tenantIdValue = ""
            $tenantIdValue = $Credential.UserName.Split('@')[1]
            Add-M365DSCEvent -Message $_ -EntryType 'Error' `
                -EventID 1 -Source $($MyInvocation.MyCommand.Source) `
                -TenantId $tenantIdValue
        }
        catch
        {
            Write-Verbose -Message $_
        }
        return $null
    }


}
function Update-DeviceConfigurationPolicyAssignments
{
    [CmdletBinding()]
    [OutputType([System.Collections.Hashtable])]
    param (
        [Parameter(Mandatory = 'true')]
        [System.String]
        $DeviceConfigurationPolicyId,

        [Parameter()]
        [Array]
        $Targets
    )
    try
    {
        $configurationPolicyAssignments=@()

        $Uri="https://graph.microsoft.com/beta/deviceManagement/configurationPolicies/$DeviceConfigurationPolicyId/assign"

        foreach($target in $targets)
        {
            $formattedTarget=@{"@odata.type"=$target.dataType}
            if($target.groupId)
            {
                $formattedTarget.Add('groupId',$target.groupId)
            }
            if($target.collectionId)
            {
                $formattedTarget.Add('collectionId',$target.collectionId)
            }
            if($target.deviceAndAppManagementAssignmentFilterType)
            {
                $formattedTarget.Add('deviceAndAppManagementAssignmentFilterType',$target.deviceAndAppManagementAssignmentFilterType)
            }
            if($target.deviceAndAppManagementAssignmentFilterId)
            {
                $formattedTarget.Add('deviceAndAppManagementAssignmentFilterId',$target.deviceAndAppManagementAssignmentFilterId)
            }
            $configurationPolicyAssignments+=@{'target'= $formattedTarget}
        }
        $body=@{'assignments'=$configurationPolicyAssignments}|ConvertTo-Json -Depth 20
        #write-verbose -Message $body
        Invoke-MgGraphRequest -Method POST -Uri $Uri -Body $body -ErrorAction Stop

    }
    catch
    {
        try
        {
            Write-Verbose -Message $_
            $tenantIdValue = ""
            $tenantIdValue = $Credential.UserName.Split('@')[1]
            Add-M365DSCEvent -Message $_ -EntryType 'Error' `
                -EventID 1 -Source $($MyInvocation.MyCommand.Source) `
                -TenantId $tenantIdValue
        }
        catch
        {
            Write-Verbose -Message $_
        }
        return $null
    }


}


function Get-M365DSCDRGComplexTypeToHashtable
{
    [CmdletBinding()]
    [OutputType([hashtable],[hashtable[]])]
    param(
        [Parameter()]
        $ComplexObject
    )

    if($null -eq $ComplexObject)
    {
        return $null
    }


    if($ComplexObject.getType().Fullname -like "*hashtable")
    {
        return $ComplexObject
    }
    if($ComplexObject.getType().Fullname -like "*hashtable[[\]]")
    {
        return [hashtable[]]$ComplexObject
    }


    if($ComplexObject.gettype().fullname -like "*[[\]]")
    {
        $results=@()

        foreach($item in $ComplexObject)
        {
            if($item)
            {
                $hash = Get-M365DSCDRGComplexTypeToHashtable -ComplexObject $item
                $results+=$hash
            }
        }

        # PowerShell returns all non-captured stream output, not just the argument of the return statement.
        #An empty array is mangled into $null in the process.
        #However, an array can be preserved on return by prepending it with the array construction operator (,)
        return ,[hashtable[]]$results
    }

    $results = @{}
    $keys = $ComplexObject | Get-Member | Where-Object -FilterScript {$_.MemberType -eq 'Property' -and $_.Name -ne 'AdditionalProperties'}

    foreach ($key in $keys)
    {

        if($ComplexObject.$($key.Name))
        {
            $keyName = $key.Name[0].ToString().ToLower() + $key.Name.Substring(1, $key.Name.Length - 1)

            if($ComplexObject.$($key.Name).gettype().fullname -like "*CimInstance*")
            {
                $hash = Get-M365DSCDRGComplexTypeToHashtable -ComplexObject $ComplexObject.$($key.Name)

                $results.Add($keyName, $hash)
            }
            else
            {
                $results.Add($keyName, $ComplexObject.$($key.Name))
            }
        }
    }

    return [hashtable]$results
}

function Get-M365DSCDRGComplexTypeToString
{
    [CmdletBinding()]
    #[OutputType([System.String])]
    param(
        [Parameter()]
        $ComplexObject,

        [Parameter(Mandatory = $true)]
        [System.String]
        $CIMInstanceName,

        [Parameter()]
        [Array]
        $ComplexTypeMapping,

        [Parameter()]
        [System.String]
        $Whitespace="",

        [Parameter()]
        [switch]
        $isArray=$false
    )

    if ($null -eq $ComplexObject)
    {
        return $null
    }

    #If ComplexObject is an Array
    if ($ComplexObject.GetType().FullName -like "*[[\]]")
    {
        $currentProperty=@()
        foreach ($item in $ComplexObject)
        {
            $split=@{
                'ComplexObject'=$item
                'CIMInstanceName'=$CIMInstanceName
                'Whitespace'=" $whitespace"
            }
            if ($ComplexTypeMapping)
            {
                $split.add('ComplexTypeMapping',$ComplexTypeMapping)
            }

            $currentProperty += Get-M365DSCDRGComplexTypeToString -isArray:$true @split

        }

        # PowerShell returns all non-captured stream output, not just the argument of the return statement.
        #An empty array is mangled into $null in the process.
        #However, an array can be preserved on return by prepending it with the array construction operator (,)
        return ,$currentProperty
    }

    $currentProperty=""
    if($isArray)
    {
        $currentProperty += "`r`n"
    }
    $currentProperty += "$whitespace`MSFT_$CIMInstanceName{`r`n"
    $keyNotNull = 0
    foreach ($key in $ComplexObject.Keys)
    {

        if ($ComplexObject[$key])
        {
            $keyNotNull++
            if ($ComplexObject[$key].GetType().FullName -like "Microsoft.Graph.PowerShell.Models.*" -or $key -in $ComplexTypeMapping.Name)
            {
                $hashPropertyType=$ComplexObject[$key].GetType().Name.tolower()

                #overwrite type if object defined in mapping complextypemapping
                if($key -in $ComplexTypeMapping.Name)
                {
                    $hashPropertyType=($ComplexTypeMapping|Where-Object -FilterScript {$_.Name -eq $key}).CimInstanceName
                    $hashProperty=$ComplexObject[$key]
                }
                else
                {
                    $hashProperty=Get-M365DSCDRGComplexTypeToHashtable -ComplexObject $ComplexObject[$key]
                }

                if($key -notin $ComplexTypeMapping.Name)
                {
                    $Whitespace+=" "
                }

                if(-not $isArray -or ($isArray -and $key -in $ComplexTypeMapping.Name ))
                {
                    $currentProperty += $whitespace + $key + " = "
                    if($ComplexObject[$key].GetType().FullName -like "*[[\]]")
                    {
                        $currentProperty += "@("
                    }
                }

                if($key -in $ComplexTypeMapping.Name)
                {
                    $Whitespace=""

                }
                $currentProperty += Get-M365DSCDRGComplexTypeToString `
                                -ComplexObject $hashProperty `
                                -CIMInstanceName $hashPropertyType `
                                -Whitespace $Whitespace `
                                -ComplexTypeMapping $ComplexTypeMapping

                if($ComplexObject[$key].GetType().FullName -like "*[[\]]")
                {
                    $currentProperty += ")"
                }
        }
            else
            {
                if(-not $isArray)
                {
                    $Whitespace= " "
                }
                $currentProperty += Get-M365DSCDRGSimpleObjectTypeToString -Key $key -Value $ComplexObject[$key] -Space ($Whitespace+" ")
            }
        }
        else
        {
            $mappedKey=$ComplexTypeMapping|where-object -filterscript {$_.name -eq $key}

            if($mappedKey -and $mappedKey.isRequired)
            {
                if($mappedKey.isArray)
                {
                    $currentProperty += "$Whitespace $key = @()`r`n"
                }
                else
                {
                    $currentProperty += "$Whitespace $key = `$null`r`n"
                }
            }
        }
    }
    $currentProperty += "$Whitespace}"

    return $currentProperty
}

Function Get-M365DSCDRGSimpleObjectTypeToString
{
    [CmdletBinding()]
    [OutputType([System.String])]
    param(
        [Parameter(Mandatory = 'true')]
        [System.String]
        $Key,

        [Parameter(Mandatory = 'true')]
        $Value,

        [Parameter()]
        [System.String]
        $Space=" "

    )

    $returnValue=""
    switch -Wildcard ($Value.GetType().Fullname )
    {
        "*.Boolean"
        {
            $returnValue= $Space + $Key + " = `$" + $Value.ToString() + "`r`n"
        }
        "*.String"
        {
            if($key -eq '@odata.type')
            {
                $key='odataType'
            }
            $returnValue= $Space + $Key + " = '" + $Value + "'`r`n"
        }
        "*.DateTime"
        {
            $returnValue= $Space + $Key + " = '" + $Value + "'`r`n"
        }
        "*[[\]]"
        {
            $returnValue= $Space + $key + " = @("
            $whitespace=""
            $newline=""
            if($Value.count -gt 1)
            {
                $returnValue += "`r`n"
                $whitespace=$Space+" "
                $newline="`r`n"
            }
            foreach ($item in $Value)
            {
                switch -Wildcard ($item.GetType().Fullname )
                {
                    "*.String"
                    {
                        $returnValue += "$whitespace'$item'$newline"
                    }
                    "*.DateTime"
                    {
                        $returnValue += "$whitespace'$item'$newline"
                    }
                    Default
                    {
                        $returnValue += "$whitespace$item$newline"
                    }
                }
            }
            if($Value.count -gt 1)
            {
                $returnValue += "$Space)`r`n"
            }
            else
            {
                $returnValue += ")`r`n"

            }
        }
        Default
        {
            $returnValue= $Space + $Key + " = " + $Value + "`r`n"
        }
    }
    return $returnValue
}

function Compare-M365DSCComplexObject
{
    [CmdletBinding()]
    [OutputType([System.Boolean])]
    param(
        [Parameter()]
        $Source,
        [Parameter()]
        $Target
    )

    #Comparing full objects
    if($null -eq  $Source  -and $null -eq $Target)
    {
        return $true
    }

    $sourceValue=""
    $targetValue=""
    if (($null -eq $Source) -xor ($null -eq $Target))
    {
        if($null -eq $Source)
        {
            $sourceValue="Source is null"
        }

        if($null -eq $Target)
        {
            $targetValue="Target is null"
        }
        Write-Verbose -Message "Configuration drift - Complex object: {$sourceValue$targetValue}"
        return $false
    }

    if($Source.getType().FullName -like "*CimInstance[[\]]" -or $Source.getType().FullName -like "*Hashtable[[\]]")
    {
        if($source.count -ne $target.count)
        {
            Write-Verbose -Message "Configuration drift - The complex array have different number of items: Source {$($source.count)} Target {$($target.count)}"
            return $false
        }
        if($source.count -eq 0)
        {
            return $true
        }

        $i=0
        foreach($item in $Source)
        {

            $compareResult= Compare-M365DSCComplexObject `
                    -Source (Get-M365DSCDRGComplexTypeToHashtable -ComplexObject $Source[$i]) `
                    -Target $Target[$i]

            if(-not $compareResult)
            {
                Write-Verbose -Message "Configuration drift - The complex array items are not identical"
                return $false
            }
            $i++
        }
        return $true
    }

    $keys= $Source.Keys|Where-Object -FilterScript {$_ -ne "PSComputerName"}
    foreach ($key in $keys)
    {
        #write-verbose -message "Comparing key: {$key}"
        #Matching possible key names between Source and Target
        $skey=$key
        $tkey=$key
        if($key -eq 'odataType')
        {
            $skey='@odata.type'
        }
        else
        {
            $tmpkey=$Target.keys|Where-Object -FilterScript {$_ -eq "$key"}
            if($tkey)
            {
                $tkey=$tmpkey|Select-Object -First 1
            }
        }

        $sourceValue=$Source.$key
        $targetValue=$Target.$tkey
        #One of the item is null and not the other
        if (($null -eq $Source.$skey) -xor ($null -eq $Target.$tkey))
        {

            if($null -eq $Source.$skey)
            {
                $sourceValue="null"
            }

            if($null -eq $Target.$tkey)
            {
                $targetValue="null"
            }

            Write-Verbose -Message "Configuration drift - key: $key Source {$sourceValue} Target {$targetValue}"
            return $false
        }

        #Both keys aren't null or empty
        if(($null -ne $Source.$skey) -and ($null -ne $Target.$tkey))
        {
            if($Source.$skey.getType().FullName -like "*CimInstance*" -or $Source.$skey.getType().FullName -like "*hashtable*"  )
            {
                #Recursive call for complex object
                $compareResult= Compare-M365DSCComplexObject `
                    -Source (Get-M365DSCDRGComplexTypeToHashtable -ComplexObject $Source.$skey) `
                    -Target $Target.$tkey

                if(-not $compareResult)
                {
                    Write-Verbose -Message "Configuration drift - complex object key: $key Source {$sourceValue} Target {$targetValue}"
                    return $false
                }
            }
            else
            {
                #Simple object comparison
                $referenceObject=$Target.$tkey
                $differenceObject=$Source.$skey

                $compareResult = Compare-Object `
                    -ReferenceObject ($referenceObject) `
                    -DifferenceObject ($differenceObject)

                if ($null -ne $compareResult)
                {
                    Write-Verbose -Message "Configuration drift - simple object key: $key Source {$sourceValue} Target {$targetValue}"
                    return $false
                }

            }

        }
    }

    return $true
}
function Convert-M365DSCDRGComplexTypeToHashtable
{
    [CmdletBinding()]
    [OutputType([hashtable],[hashtable[]])]
    param(
        [Parameter(Mandatory = 'true')]
        $ComplexObject
    )


    if($ComplexObject.getType().Fullname -like "*[[\]]")
    {
        $results=@()
        foreach($item in $ComplexObject)
        {
            $hash=Convert-M365DSCDRGComplexTypeToHashtable -ComplexObject $item
            $results+=$hash
        }

        #Write-Verbose -Message ("Convert-M365DSCDRGComplexTypeToHashtable >>> results: "+(convertTo-JSON $results -Depth 20))
        # PowerShell returns all non-captured stream output, not just the argument of the return statement.
        #An empty array is mangled into $null in the process.
        #However, an array can be preserved on return by prepending it with the array construction operator (,)
        return ,[hashtable[]]$results
    }
    $hashComplexObject = Get-M365DSCDRGComplexTypeToHashtable -ComplexObject $ComplexObject

    if($hashComplexObject)
    {

        $results=$hashComplexObject.clone()
        $keys=$hashComplexObject.Keys|Where-Object -FilterScript {$_ -ne 'PSComputerName'}
        foreach ($key in $keys)
        {
            if($hashComplexObject[$key] -and $hashComplexObject[$key].getType().Fullname -like "*CimInstance*")
            {
                $results[$key]=Convert-M365DSCDRGComplexTypeToHashtable -ComplexObject $hashComplexObject[$key]
            }
            else
            {
                $propertyName = $key[0].ToString().ToLower() + $key.Substring(1, $key.Length - 1)
                $propertyValue=$results[$key]
                $results.remove($key)|out-null
                $results.add($propertyName,$propertyValue)
            }
        }
    }
    return [hashtable]$results
}

Export-ModuleMember -Function *-TargetResource