DSCResources/MSFT_IntuneDeviceConfigurationAdministrativeTemplatePolicyWindows10/MSFT_IntuneDeviceConfigurationAdministrativeTemplatePolicyWindows10.psm1

function Get-TargetResource
{
    [CmdletBinding()]
    [OutputType([System.Collections.Hashtable])]
    param
    (
        #region resource generator code
        [Parameter()]
        [System.String]
        $Description,

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

        [Parameter()]
        [ValidateSet('unknown', 'custom', 'builtIn', 'mixed', 'unknownFutureValue')]
        [System.String]
        $PolicyConfigurationIngestionType,

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

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

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

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

        [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
    )

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

        $getValue = $null
        #region resource generator code
        $getValue = Get-MgDeviceManagementGroupPolicyConfiguration -GroupPolicyConfigurationId $Id -ErrorAction SilentlyContinue

        if ($null -eq $getValue)
        {
            Write-Verbose -Message "Could not find an Intune Device Configuration Administrative Template Policy for Windows10 with Id {$Id}"

            if (-Not [string]::IsNullOrEmpty($DisplayName))
            {
                $getValue = Get-MgDeviceManagementGroupPolicyConfiguration `
                    -Filter "DisplayName eq '$DisplayName'" `
                    -ErrorAction SilentlyContinue
            }
        }
        #endregion
        if ($null -eq $getValue)
        {
            Write-Verbose -Message "Could not find an Intune Device Configuration Administrative Template Policy for Windows10 with DisplayName {$DisplayName}"
            return $nullResult
        }
        $Id = $getValue.Id
        Write-Verbose -Message "An Intune Device Configuration Administrative Template Policy for Windows10 with Id {$Id} and DisplayName {$DisplayName} was found."

        #region resource generator code
        $enumPolicyConfigurationIngestionType = $null
        if ($null -ne $getValue.PolicyConfigurationIngestionType)
        {
            $enumPolicyConfigurationIngestionType = $getValue.PolicyConfigurationIngestionType.ToString()
        }
        #endregion

        #region
        $settings = Get-MgDeviceManagementGroupPolicyConfigurationDefinitionValue `
            -GroupPolicyConfigurationId $Id

        $complexDefinitionValues = @()
        foreach ($setting in $settings)
        {
            $definitionValue = @{}
            $definitionValue.Add('Id', $setting.Id)
            if ($null -ne $setting.ConfigurationType)
            {
                $definitionValue.Add('ConfigurationType', $setting.ConfigurationType.toString())
            }
            $definitionValue.Add('Enabled', $setting.Enabled)
            $definition = Get-MgDeviceManagementGroupPolicyConfigurationDefinitionValueDefinition `
                -GroupPolicyConfigurationId $Id `
                -GroupPolicyDefinitionValueId $setting.Id

            $enumClassType = $null
            if ($null -ne $definition.ClassType)
            {
                $enumClassType = $definition.ClassType.ToString()
            }

            $enumPolicyType = $null
            if ($null -ne $definition.PolicyType)
            {
                $enumPolicyType = $definition.PolicyType.ToString()
            }
            $complexDefinition = @{
                CategoryPath = $definition.CategoryPath
                ClassType    = $enumClassType
                DisplayName  = $definition.DisplayName
                PolicyType   = $enumPolicyType
                SupportedOn  = $definition.SupportedOn
                Id           = $definition.Id
            }

            $definitionValue.Add('Definition', $complexDefinition)

            $presentationValues = Get-MgDeviceManagementGroupPolicyConfigurationDefinitionValuePresentationValue `
                -GroupPolicyConfigurationId $Id `
                -GroupPolicyDefinitionValueId $setting.Id `
                -ExpandProperty 'presentation'

            $complexPresentationValues = @()
            foreach ($presentationValue in $presentationValues)
            {
                $complexPresentationValue = @{}
                $complexPresentationValue.Add('odataType', $presentationValue.AdditionalProperties.'@odata.type')
                $complexPresentationValue.Add('Id', $presentationValue.Id)
                $complexPresentationValue.Add('presentationDefinitionId', $presentationValue.Presentation.Id)
                $complexPresentationValue.Add('presentationDefinitionLabel', $presentationValue.Presentation.Label)
                switch -Wildcard ($presentationValue.AdditionalProperties.'@odata.type')
                {
                    '*.groupPolicyPresentationValueBoolean'
                    {
                        $complexPresentationValue.Add('BooleanValue', $presentationValue.AdditionalProperties.value)
                    }
                    '*.groupPolicyPresentationValue*Decimal'
                    {
                        $complexPresentationValue.Add('DecimalValue', $presentationValue.AdditionalProperties.value)
                    }
                    '*.groupPolicyPresentationValueList'
                    {
                        $complexKeyValuePairValues = @()
                        foreach ($value in $presentationValue.AdditionalProperties.values)
                        {
                            $complexKeyValuePairValues += @{
                                Name  = $(if ($null -ne $value.name)
                                    {
                                        $value.name.replace('"', '')
                                    })
                                Value = $(if ($null -ne $value.value)
                                    {
                                        $value.value.replace('"', '')
                                    })
                            }
                        }
                        $complexPresentationValue.Add('KeyValuePairValues', $complexKeyValuePairValues)
                    }
                    '*.groupPolicyPresentationValueMultiText'
                    {
                        $complexPresentationValue.Add('StringValue', $presentationValue.AdditionalProperties.values)
                    }
                    '*.groupPolicyPresentationValueText'
                    {
                        $complexPresentationValue.Add('StringValue', $presentationValue.AdditionalProperties.value)
                    }
                }
                $complexPresentationValues += $complexPresentationValue
            }

            $definitionValue.Add('PresentationValues', $complexPresentationValues)
            $complexDefinitionValues += $definitionValue
        }
        #endregion

        $results = @{
            #region resource generator code
            Description                      = $getValue.Description
            DisplayName                      = $getValue.DisplayName
            PolicyConfigurationIngestionType = $enumPolicyConfigurationIngestionType
            DefinitionValues                 = $complexDefinitionValues
            Id                               = $getValue.Id
            Ensure                           = 'Present'
            Credential                       = $Credential
            ApplicationId                    = $ApplicationId
            TenantId                         = $TenantId
            ApplicationSecret                = $ApplicationSecret
            CertificateThumbprint            = $CertificateThumbprint
            Managedidentity                  = $ManagedIdentity.IsPresent
            #endregion
        }
        $assignmentsValues = Get-MgDeviceManagementGroupPolicyConfigurationAssignment -GroupPolicyConfigurationId $Id
        $assignmentResult = @()
        foreach ($assignmentEntry in $AssignmentsValues)
        {
            $assignmentValue = @{
                dataType                                   = $assignmentEntry.Target.AdditionalProperties.'@odata.type'
                deviceAndAppManagementAssignmentFilterType = $assignmentEntry.Target.DeviceAndAppManagementAssignmentFilterType.ToString()
                deviceAndAppManagementAssignmentFilterId   = $assignmentEntry.Target.DeviceAndAppManagementAssignmentFilterId
                groupId                                    = $assignmentEntry.Target.AdditionalProperties.groupId
            }
            $assignmentResult += $assignmentValue
        }
        $results.Add('Assignments', $assignmentResult)

        return [System.Collections.Hashtable] $results
    }
    catch
    {
        New-M365DSCLogEntry -Message 'Error retrieving data:' `
            -Exception $_ `
            -Source $($MyInvocation.MyCommand.Source) `
            -TenantId $TenantId `
            -Credential $Credential

        return $nullResult
    }
}

function Set-TargetResource
{
    [CmdletBinding()]
    param
    (
        #region resource generator code
        [Parameter()]
        [System.String]
        $Description,

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

        [Parameter()]
        [ValidateSet('unknown', 'custom', 'builtIn', 'mixed', 'unknownFutureValue')]
        [System.String]
        $PolicyConfigurationIngestionType,

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

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

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

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

        [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

    $currentInstance = Get-TargetResource @PSBoundParameters

    $PSBoundParameters.Remove('Ensure') | Out-Null
    $PSBoundParameters.Remove('Credential') | Out-Null
    $PSBoundParameters.Remove('ApplicationId') | Out-Null
    $PSBoundParameters.Remove('ApplicationSecret') | Out-Null
    $PSBoundParameters.Remove('TenantId') | Out-Null
    $PSBoundParameters.Remove('CertificateThumbprint') | Out-Null
    $PSBoundParameters.Remove('ManagedIdentity') | Out-Null
    $PSBoundParameters.Remove('Verbose') | Out-Null

    if ($Ensure -eq 'Present' -and $currentInstance.Ensure -eq 'Absent')
    {
        Write-Verbose -Message "Creating an Intune Device Configuration Administrative Template Policy for Windows10 with DisplayName {$DisplayName}"
        $PSBoundParameters.Remove('Assignments') | Out-Null

        $CreateParameters = ([Hashtable]$PSBoundParameters).clone()
        $CreateParameters = Rename-M365DSCCimInstanceParameter -Properties $CreateParameters
        $CreateParameters.Remove('Id') | Out-Null
        $CreateParameters.Remove('DefinitionValues') | Out-Null

        $keys = (([Hashtable]$CreateParameters).clone()).Keys
        foreach ($key in $keys)
        {
            if ($null -ne $CreateParameters.$key -and $CreateParameters.$key.getType().Name -like '*cimInstance*')
            {
                if ($key -eq 'DefinitionValues')
                {
                    #Removing Key Definition because it is Read-Only
                    foreach ($definitionValue in ($CreateParameters.$key).DefinitionValues)
                    {
                        $definitionValue.remove('Definition')
                    }
                }
                $CreateParameters.$key = Convert-M365DSCDRGComplexTypeToHashtable -ComplexObject $CreateParameters.$key
            }
        }
        #region resource generator code
        $policy = New-MgDeviceManagementGroupPolicyConfiguration -BodyParameter $CreateParameters
        $assignmentsHash = @()
        foreach ($assignment in $Assignments)
        {
            $assignmentsHash += Get-M365DSCDRGComplexTypeToHashtable -ComplexObject $Assignment
        }

        if ($policy.id)
        {
            Update-DeviceConfigurationPolicyAssignment -DeviceConfigurationPolicyId $policy.id `
                -Targets $assignmentsHash `
                -Repository 'deviceManagement/groupPolicyConfigurations'
        }

        #Create DefinitionValues
        [Array]$targetDefinitionValues = Get-M365DSCDRGComplexTypeToHashtable -ComplexObject $DefinitionValues
        $formattedDefinitionValuesToAdd = @()
        foreach ($definitionValue in $targetDefinitionValues)
        {
            $definitionValue = Rename-M365DSCCimInstanceParameter -Properties $definitionValue
            $enumConfigurationType = $null
            if ($null -ne $definitionValue.ConfigurationType)
            {
                $enumConfigurationType = $definitionValue.ConfigurationType.toString()
            }
            $complexPresentationValues = @()
            if ($null -ne $definitionValue.PresentationValues)
            {
                foreach ($presentationValue in [Hashtable[]]$definitionValue.PresentationValues)
                {
                    $value = $presentationValue.clone()
                    $value.add('presentation@odata.bind', "https://graph.microsoft.com/beta/deviceManagement/groupPolicyDefinitions('$($definitionValue.Definition.Id)')/presentations('$($presentationValue.presentationDefinitionId)')")
                    $value.remove('PresentationDefinitionId')
                    $complexPresentationValues += $value
                }
            }
            $complexDefinitionValue = @{
                id                      = $definitionValue.Id
                'definition@odata.bind' = "https://graph.microsoft.com/beta/deviceManagement/groupPolicyDefinitions('$($definitionValue.Definition.Id)')"
                enabled                 = $definitionValue.Enabled
                presentationValues      = $complexPresentationValues
            }
            $formattedDefinitionValuesToAdd += $complexDefinitionValue
        }

        Update-DeviceConfigurationGroupPolicyDefinitionValue `
            -DeviceConfigurationPolicyId $policy.Id `
            -DefinitionValueToAdd $formattedDefinitionValuesToAdd
        #endregion
    }
    elseif ($Ensure -eq 'Present' -and $currentInstance.Ensure -eq 'Present')
    {
        Write-Verbose -Message "Updating the Intune Device Configuration Administrative Template Policy for Windows10 with Id {$($currentInstance.Id)}"
        $PSBoundParameters.Remove('Assignments') | Out-Null

        $UpdateParameters = ([Hashtable]$PSBoundParameters).clone()
        $UpdateParameters = Rename-M365DSCCimInstanceParameter -Properties $UpdateParameters

        $UpdateParameters.Remove('Id') | Out-Null
        $UpdateParameters.Remove('DefinitionValues') | Out-Null

        $keys = (([Hashtable]$UpdateParameters).clone()).Keys
        foreach ($key in $keys)
        {
            if ($null -ne $UpdateParameters.$key -and $UpdateParameters.$key.getType().Name -like '*cimInstance*')
            {
                $UpdateParameters.$key = Convert-M365DSCDRGComplexTypeToHashtable -ComplexObject $UpdateParameters.$key
            }
        }
        #region resource generator code
        #Update Core policy
        $UpdateParameters.Add('@odata.type', '#microsoft.graph.GroupPolicyConfiguration')
        Update-MgDeviceManagementGroupPolicyConfiguration  `
            -GroupPolicyConfigurationId $currentInstance.Id `
            -BodyParameter $UpdateParameters

        #Update Assignments
        $assignmentsHash = @()
        foreach ($assignment in $Assignments)
        {
            $assignmentsHash += Get-M365DSCDRGComplexTypeToHashtable -ComplexObject $Assignment
        }
        Update-DeviceConfigurationPolicyAssignment -DeviceConfigurationPolicyId $currentInstance.id `
            -Targets $assignmentsHash `
            -Repository 'deviceManagement/groupPolicyConfigurations'
        #endregion

        #Update DefinitionValues
        $currentDefinitionValues = @()
        if ($null -ne $currentInstance.DefinitionValues)
        {
            [Array]$currentDefinitionValues = $currentInstance.DefinitionValues
        }
        $targetDefinitionValues = @()
        if ($null -ne $DefinitionValues)
        {
            [Array]$targetDefinitionValues = Get-M365DSCDRGComplexTypeToHashtable -ComplexObject $DefinitionValues
        }

        $comparedDefinitionValues = Compare-Object `
            -ReferenceObject ($currentDefinitionValues.Id) `
            -DifferenceObject ($targetDefinitionValues.Id) `
            -IncludeEqual

        $definitionValuesToAdd = ($comparedDefinitionValues | Where-Object -FilterScript { $_.SideIndicator -eq '=>' }).InputObject
        $definitionValuesToRemove = ($comparedDefinitionValues | Where-Object -FilterScript { $_.SideIndicator -eq '<=' }).InputObject
        $definitionValuesToCheck = ($comparedDefinitionValues | Where-Object -FilterScript { $_.SideIndicator -eq '==' }).InputObject
        #Write-Verbose ("Add: $($definitionValuesToAdd.count) - Remove: $($definitionValuesToRemove.count) - Check: $($definitionValuesToCheck.count)")

        $formattedDefinitionValuesToAdd = @()
        foreach ($definitionValueId in $definitionValuesToAdd)
        {
            $definitionValue = $targetDefinitionValues | Where-Object -FilterScript { $_.Id -eq $definitionValueId }
            $definitionValue = Rename-M365DSCCimInstanceParameter -Properties $definitionValue
            $enumConfigurationType = $null
            if ($null -ne $definitionValue.ConfigurationType)
            {
                $enumConfigurationType = $definitionValue.ConfigurationType.toString()
            }
            $complexPresentationValues = @()
            if ($null -ne $definitionValue.PresentationValues)
            {
                foreach ($presentationValue in [Hashtable[]]$definitionValue.PresentationValues)
                {
                    $value = $presentationValue.clone()
                    $value.add('presentation@odata.bind', "https://graph.microsoft.com/beta/deviceManagement/groupPolicyDefinitions('$($definitionValue.Definition.Id)')/presentations('$($presentationValue.presentationDefinitionId)')")
                    $value.remove('PresentationDefinitionId')
                    $complexPresentationValues += $value
                }
            }
            $complexDefinitionValue = @{
                id                      = $definitionValue.Id
                'definition@odata.bind' = "https://graph.microsoft.com/beta/deviceManagement/groupPolicyDefinitions('$($definitionValue.Definition.Id)')"
                enabled                 = $definitionValue.Enabled
                presentationValues      = $complexPresentationValues
            }
            $formattedDefinitionValuesToAdd += $complexDefinitionValue
        }

        $formattedDefinitionValuesToUpdate = @()
        foreach ($definitionValueId in $definitionValuesToCheck)
        {
            $definitionValue = $targetDefinitionValues | Where-Object -FilterScript { $_.Id -eq $definitionValueId }
            $definitionValue = Rename-M365DSCCimInstanceParameter -Properties $definitionValue
            $enumConfigurationType = $null
            if ($null -ne $definitionValue.ConfigurationType)
            {
                $enumConfigurationType = $definitionValue.ConfigurationType.toString()
            }
            $complexPresentationValues = @()
            if ($null -ne $definitionValue.PresentationValues)
            {
                foreach ($presentationValue in [Hashtable[]]$definitionValue.PresentationValues)
                {
                    $value = $presentationValue.clone()
                    $value.add('presentation@odata.bind', "https://graph.microsoft.com/beta/deviceManagement/groupPolicyDefinitions('$($definitionValue.Definition.Id)')/presentations('$($presentationValue.presentationDefinitionId)')")
                    $value.remove('PresentationDefinitionId')
                    $complexPresentationValues += $value
                }
            }
            $complexDefinitionValue = @{
                id                      = $definitionValue.Id
                'definition@odata.bind' = "https://graph.microsoft.com/beta/deviceManagement/groupPolicyDefinitions('$($definitionValue.Definition.Id)')"
                enabled                 = $definitionValue.Enabled
                presentationValues      = $complexPresentationValues
            }
            $formattedDefinitionValuesToUpdate += $complexDefinitionValue
        }

        Update-DeviceConfigurationGroupPolicyDefinitionValue `
            -DeviceConfigurationPolicyId $currentInstance.Id `
            -DefinitionValueToAdd $formattedDefinitionValuesToAdd `
            -DefinitionValueToUpdate $formattedDefinitionValuesToUpdate `
            -DefinitionValueToRemove $definitionValuesToRemove

    }
    elseif ($Ensure -eq 'Absent' -and $currentInstance.Ensure -eq 'Present')
    {
        Write-Verbose -Message "Removing the Intune Device Configuration Administrative Template Policy for Windows10 with Id {$($currentInstance.Id)}"
        #region resource generator code
        Remove-MgDeviceManagementGroupPolicyConfiguration -GroupPolicyConfigurationId $currentInstance.Id
        #endregion
    }
}

function Test-TargetResource
{
    [CmdletBinding()]
    [OutputType([System.Boolean])]
    param
    (
        #region resource generator code
        [Parameter()]
        [System.String]
        $Description,

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

        [Parameter()]
        [ValidateSet('unknown', 'custom', 'builtIn', 'mixed', 'unknownFutureValue')]
        [System.String]
        $PolicyConfigurationIngestionType,

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

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

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

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

        [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 the Intune Device Configuration Administrative Template Policy for Windows10 with Id {$Id} and DisplayName {$DisplayName}"

    $CurrentValues = Get-TargetResource @PSBoundParameters

    $ValuesToCheck = ([Hashtable]$PSBoundParameters).clone()

    if ($CurrentValues.Ensure -ne $PSBoundParameters.Ensure)
    {
        Write-Verbose -Message "Test-TargetResource returned $false"
        return $false
    }
    $testResult = $true

    #Compare Cim instances
    foreach ($key in $PSBoundParameters.Keys)
    {
        $source = $PSBoundParameters.$key
        $target = $CurrentValues.$key
        if ($source.getType().Name -like '*CimInstance*')
        {
            $source = Get-M365DSCDRGComplexTypeToHashtable -ComplexObject $source
            #Removing Key Definition because it is Read-Only
            if ($key -eq 'DefinitionValues')
            {
                foreach ($definitionValue in $source.DefinitionValues)
                {
                    $definitionValue.remove('Definition')
                }
                foreach ($definitionValue in $target.DefinitionValues)
                {
                    $definitionValue.remove('Definition')
                }
            }

            #Removing Key Definition because it is Read-Only
            if ($key -eq 'PresentationValues')
            {
                foreach ($presentationValue in $source.PresentationValues)
                {
                    $presentationValue.remove('presentationDefinitionLabel')
                }
                foreach ($presentationValue in $target.PresentationValues)
                {
                    $presentationValue.remove('presentationDefinitionLabel')
                }
            }

            $testResult = Compare-M365DSCComplexObject `
                -Source ($source) `
                -Target ($target)

            if (-Not $testResult)
            {
                $testResult = $false
                break
            }

            $ValuesToCheck.Remove($key) | Out-Null
        }
    }

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

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

    if ($testResult)
    {
        $testResult = Test-M365DSCParameterState -CurrentValues $CurrentValues `
            -Source $($MyInvocation.MyCommand.Source) `
            -DesiredValues $PSBoundParameters `
            -ValuesToCheck $ValuesToCheck.Keys
    }

    Write-Verbose -Message "Test-TargetResource returned $testResult"

    return $testResult
}

function Export-TargetResource
{
    [CmdletBinding()]
    [OutputType([System.String])]
    param
    (
        [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'

    #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

    try
    {
        #region resource generator code
        [array]$getValue = Get-MgDeviceManagementGroupPolicyConfiguration `
            -All `
            -ErrorAction Stop
        #endregion

        $i = 1
        $dscContent = ''
        if ($getValue.Length -eq 0)
        {
            Write-Host $Global:M365DSCEmojiGreenCheckMark
        }
        else
        {
            Write-Host "`r`n" -NoNewline
        }
        foreach ($config in $getValue)
        {
            $displayedKey = $config.Id
            if (-not [String]::IsNullOrEmpty($config.displayName))
            {
                $displayedKey = $config.displayName
            }
            Write-Host " |---[$i/$($getValue.Count)] $displayedKey" -NoNewline
            $params = @{
                Id                    = $config.Id
                DisplayName           = $config.DisplayName
                Ensure                = 'Present'
                Credential            = $Credential
                ApplicationId         = $ApplicationId
                TenantId              = $TenantId
                ApplicationSecret     = $ApplicationSecret
                CertificateThumbprint = $CertificateThumbprint
                Managedidentity       = $ManagedIdentity.IsPresent
            }

            $Results = Get-TargetResource @Params
            $Results = Update-M365DSCExportAuthenticationResults -ConnectionMode $ConnectionMode `
                -Results $Results

            if ($Results.DefinitionValues)
            {
                $complexMapping = @(
                    @{
                        Name            = 'Definition'
                        CimInstanceName = 'MSFT_IntuneGroupPolicyDefinitionValueDefinition'
                        IsRequired      = $false
                    }
                    @{
                        Name            = 'PresentationValues'
                        CimInstanceName = 'MSFT_IntuneGroupPolicyDefinitionValuePresentationValue'
                        IsRequired      = $false
                    }
                    @{
                        Name            = 'KeyValuePairValues'
                        CimInstanceName = 'MSFT_IntuneGroupPolicyDefinitionValuePresentationValueKeyValuePair'
                        IsRequired      = $false
                    }
                )
                $complexTypeStringResult = Get-M365DSCDRGComplexTypeToString `
                    -ComplexObject $Results.DefinitionValues `
                    -CIMInstanceName IntuneGroupPolicyDefinitionValue `
                    -ComplexTypeMapping $complexMapping
                if ($complexTypeStringResult)
                {
                    $Results.DefinitionValues = $complexTypeStringResult
                }
                else
                {
                    $Results.Remove('DefinitionValues') | Out-Null
                }
            }
            if ($Results.Assignments)
            {
                $complexTypeStringResult = Get-M365DSCDRGComplexTypeToString -ComplexObject $Results.Assignments -CIMInstanceName DeviceManagementConfigurationPolicyAssignments
                if ($complexTypeStringResult)
                {
                    $Results.Assignments = $complexTypeStringResult
                }
                else
                {
                    $Results.Remove('Assignments') | Out-Null
                }
            }
            $currentDSCBlock = Get-M365DSCExportContentForResource -ResourceName $ResourceName `
                -ConnectionMode $ConnectionMode `
                -ModulePath $PSScriptRoot `
                -Results $Results `
                -Credential $Credential
            if ($Results.Assignments)
            {
                $currentDSCBlock = Convert-DSCStringParamToVariable -DSCBlock $currentDSCBlock -ParameterName 'Assignments' -IsCIMArray:$true
            }
            if ($Results.DefinitionValues)
            {
                $currentDSCBlock = Convert-DSCStringParamToVariable -DSCBlock $currentDSCBlock -ParameterName 'DefinitionValues' -IsCIMArray:$true
            }
            if ($Results.DefinitionValues.Definition)
            {
                $currentDSCBlock = Convert-DSCStringParamToVariable -DSCBlock $currentDSCBlock -ParameterName 'Definition'
            }
            if ($Results.DefinitionValues.PresentationValues)
            {
                $currentDSCBlock = Convert-DSCStringParamToVariable -DSCBlock $currentDSCBlock -ParameterName 'PresentationValues'
            }
            if ($Results.DefinitionValues.PresentationValues.KeyValuePairValues)
            {
                $currentDSCBlock = Convert-DSCStringParamToVariable -DSCBlock $currentDSCBlock -ParameterName 'KeyValuePairValues'
            }

            #removing trailing commas and semi colons between items of an array of cim instances added by Convert-DSCStringParamToVariable
            $currentDSCBlock = $currentDSCBlock.replace( " ,`r`n" , " `r`n" )
            $currentDSCBlock = $currentDSCBlock.replace( "`r`n;`r`n" , "`r`n" )
            $currentDSCBlock = $currentDSCBlock.replace( "`r`n,`r`n" , "`r`n" )

            $dscContent += $currentDSCBlock
            Save-M365DSCPartialExport -Content $currentDSCBlock `
                -FileName $Global:PartialExportFileName
            $i++
            Write-Host $Global:M365DSCEmojiGreenCheckMark
        }
        return $dscContent
    }
    catch
    {
        if ($_.Exception -like '*401*' -or $_.ErrorDetails.Message -like "*`"ErrorCode`":`"Forbidden`"*" -or `
            $_.Exception -like "*Message: Location header not present in redirection response.*")
        {
            Write-Host "`r`n $($Global:M365DSCEmojiYellowCircle) The current tenant is not registered for Intune."
        }
        else
        {
            Write-Host $Global:M365DSCEmojiRedX

            New-M365DSCLogEntry -Message 'Error during Export:' `
                -Exception $_ `
                -Source $($MyInvocation.MyCommand.Source) `
                -TenantId $TenantId `
                -Credential $Credential
        }

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

        [Parameter()]
        [Array]
        $Targets,

        [Parameter()]
        [System.String]
        $Repository = 'deviceManagement/configurationPolicies',

        [Parameter()]
        [ValidateSet('v1.0', 'beta')]
        [System.String]
        $APIVersion = 'beta'
    )
    try
    {
        $deviceManagementPolicyAssignments = @()

        $Uri = "https://graph.microsoft.com/$APIVersion/$Repository/$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)
            }
            $deviceManagementPolicyAssignments += @{'target' = $formattedTarget }
        }
        $body = @{'assignments' = $deviceManagementPolicyAssignments } | ConvertTo-Json -Depth 20
        #write-verbose -Message $body
        Invoke-MgGraphRequest -Method POST -Uri $Uri -Body $body -ErrorAction Stop
    }
    catch
    {
        New-M365DSCLogEntry -Message 'Error updating data:'
        -Exception $_
        -Source $($MyInvocation.MyCommand.Source)
        -TenantId $TenantId
        -Credential $Credential

        return $null
    }
}

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

        [Parameter()]
        [Array]
        $DefinitionValueToAdd = @(),

        [Parameter()]
        [Array]
        $DefinitionValueToUpdate = @(),

        [Parameter()]
        [Array]
        $DefinitionValueToRemove = @()
    )
    try
    {
        $Uri = "https://graph.microsoft.com/beta/deviceManagement/groupPolicyConfigurations/$DeviceConfigurationPolicyId/updateDefinitionValues"

        $body = @{}
        $DefinitionValueToRemoveIds = @()
        if ($null -ne $DefinitionValueToRemove -and $DefinitionValueToRemove.count -gt 0)
        {
            $DefinitionValueToRemoveIds = $DefinitionValueToRemove
        }
        $body = @{
            'added'      = $DefinitionValueToAdd
            'updated'    = $DefinitionValueToUpdate
            'deletedIds' = $DefinitionValueToRemoveIds
        }
        #Write-Verbose -Message ($body | ConvertTo-Json -Depth 20)
        Invoke-MgGraphRequest -Method POST -Uri $Uri -Body ($body | ConvertTo-Json -Depth 20) -ErrorAction Stop
    }
    catch
    {
        New-M365DSCLogEntry -Message 'Error updating data:'
        -Exception $_
        -Source $($MyInvocation.MyCommand.Source)
        -TenantId $TenantId
        -Credential $Credential

        return $null
    }
}

function Rename-M365DSCCimInstanceParameter
{
    [CmdletBinding()]
    [OutputType([System.Collections.Hashtable], [System.Collections.Hashtable[]])]
    param(
        [Parameter(Mandatory = 'true')]
        $Properties
    )

    $keyToRename = @{
        'odataType'          = '@odata.type'
        'BooleanValue'       = 'value'
        'StringValue'        = 'value'
        'DecimalValue'       = 'value'
        'KeyValuePairValues' = 'values'
        'StringValues'       = 'values'
    }

    $result = $Properties

    $type = $Properties.getType().FullName

    #region Array
    if ($type -like '*[[\]]')
    {
        $values = @()
        foreach ($item in $Properties)
        {
            $values += Rename-M365DSCCimInstanceParameter $item
        }
        $result = $values

        return , $result
    }
    #endregion

    #region Single
    if ($type -like '*Hashtable')
    {
        $result = ([Hashtable]$Properties).clone()
    }
    if ($type -like '*CimInstance*' -or $type -like '*Hashtable*' -or $type -like '*Object*')
    {
        $hashProperties = Get-M365DSCDRGComplexTypeToHashtable -ComplexObject $result
        $keys = ($hashProperties.clone()).keys
        foreach ($key in $keys)
        {
            $keyName = $key.substring(0, 1).tolower() + $key.substring(1, $key.length - 1)
            if ($key -in $keyToRename.Keys)
            {
                $keyName = $keyToRename.$key
            }

            $property = $hashProperties.$key
            if ($null -ne $property)
            {
                $hashProperties.Remove($key)
                $hashProperties.add($keyName, (Rename-M365DSCCimInstanceParameter $property))
            }
        }
        $result = $hashProperties
    }

    return $result
    #endregion
}
function Get-M365DSCDRGComplexTypeToHashtable
{
    [CmdletBinding()]
    [OutputType([hashtable], [hashtable[]])]
    param(
        [Parameter()]
        $ComplexObject
    )

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

    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
    }

    if ($ComplexObject.getType().fullname -like '*Dictionary*')
    {
        $results = @{}

        $ComplexObject = [hashtable]::new($ComplexObject)
        $keys = $ComplexObject.Keys
        foreach ($key in $keys)
        {
            if ($null -ne $ComplexObject.$key)
            {
                $keyName = $key

                $keyType = $ComplexObject.$key.gettype().fullname

                if ($keyType -like '*CimInstance*' -or $keyType -like '*Dictionary*' -or $keyType -like 'Microsoft.Graph.PowerShell.Models.*' -or $keyType -like '*[[\]]')
                {
                    $hash = Get-M365DSCDRGComplexTypeToHashtable -ComplexObject $ComplexObject.$key

                    $results.Add($keyName, $hash)
                }
                else
                {
                    $results.Add($keyName, $ComplexObject.$key)
                }
            }
        }
        return [hashtable]$results
    }

    $results = @{}

    if ($ComplexObject.getType().Fullname -like '*hashtable')
    {
        $keys = $ComplexObject.keys
    }
    else
    {
        $keys = $ComplexObject | Get-Member | Where-Object -FilterScript { $_.MemberType -eq 'Property' }
    }

    foreach ($key in $keys)
    {
        $keyName = $key
        if ($ComplexObject.getType().Fullname -notlike '*hashtable')
        {
            $keyName = $key.Name
        }

        if ($null -ne $ComplexObject.$keyName)
        {
            $keyType = $ComplexObject.$keyName.gettype().fullname
            if ($keyType -like '*CimInstance*' -or $keyType -like '*Dictionary*' -or $keyType -like 'Microsoft.Graph.PowerShell.Models.*' )
            {
                $hash = Get-M365DSCDRGComplexTypeToHashtable -ComplexObject $ComplexObject.$keyName

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

    return [hashtable]$results
}

<#
    Use ComplexTypeMapping to overwrite the type of nested CIM
    Example
    $complexMapping=@(
                    @{
                        Name="ApprovalStages"
                        CimInstanceName="MSFT_MicrosoftGraphapprovalstage1"
                        IsRequired=$false
                    }
                    @{
                        Name="PrimaryApprovers"
                        CimInstanceName="MicrosoftGraphuserset"
                        IsRequired=$false
                    }
                    @{
                        Name="EscalationApprovers"
                        CimInstanceName="MicrosoftGraphuserset"
                        IsRequired=$false
                    }
                )
    With
    Name: the name of the parameter to be overwritten
    CimInstanceName: The type of the CIM instance (can include or not the prefix MSFT_)
    IsRequired: If isRequired equals true, an empty hashtable or array will be returned. Some of the Graph parameters are required even though they are empty
#>

function Get-M365DSCDRGComplexTypeToString
{
    [CmdletBinding()]
    param(
        [Parameter()]
        $ComplexObject,

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

        [Parameter()]
        [Array]
        $ComplexTypeMapping,

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

        [Parameter()]
        [System.uint32]
        $IndentLevel = 3,

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

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

    $indent = ''
    for ($i = 0; $i -lt $IndentLevel ; $i++)
    {
        $indent += ' '
    }
    #If ComplexObject is an Array
    if ($ComplexObject.GetType().FullName -like '*[[\]]')
    {
        $currentProperty = @()
        $IndentLevel++
        foreach ($item in $ComplexObject)
        {
            $splat = @{
                'ComplexObject'   = $item
                'CIMInstanceName' = $CIMInstanceName
                'IndentLevel'     = $IndentLevel
            }
            if ($ComplexTypeMapping)
            {
                $splat.add('ComplexTypeMapping', $ComplexTypeMapping)
            }

            $currentProperty += Get-M365DSCDRGComplexTypeToString -isArray:$true @splat
        }

        # 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 += $indent
    }

    $CIMInstanceName = $CIMInstanceName.replace('MSFT_', '')
    $currentProperty += "MSFT_$CIMInstanceName{`r`n"
    $IndentLevel++
    $indent = ''
    for ($i = 0; $i -lt $IndentLevel ; $i++)
    {
        $indent += ' '
    }
    $keyNotNull = 0

    if ($ComplexObject.Keys.count -eq 0)
    {
        return $null
    }

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

                $isArray = $false
                if ($ComplexObject[$key].GetType().FullName -like '*[[\]]')
                {
                    $isArray = $true
                }
                #overwrite type if object defined in mapping complextypemapping
                if ($key -in $ComplexTypeMapping.Name)
                {
                    $hashPropertyType = ([Array]($ComplexTypeMapping | Where-Object -FilterScript { $_.Name -eq $key }).CimInstanceName)[0]
                    $hashProperty = $ComplexObject[$key]
                }
                else
                {
                    $hashProperty = Get-M365DSCDRGComplexTypeToHashtable -ComplexObject $ComplexObject[$key]
                }

                if (-not $isArray)
                {
                    $currentProperty += $indent + $key + ' = '
                }

                if ($isArray -and $key -in $ComplexTypeMapping.Name )
                {
                    if ($ComplexObject.$key.count -gt 0)
                    {
                        $currentProperty += $indent + $key + ' = '
                        $currentProperty += '@('
                    }
                }

                if ($isArray)
                {
                    $IndentLevel++
                    foreach ($item in $ComplexObject[$key])
                    {
                        if ($ComplexObject.$key.GetType().FullName -like 'Microsoft.Graph.PowerShell.Models.*')
                        {
                            $item = Get-M365DSCDRGComplexTypeToHashtable -ComplexObject $item
                        }
                        $nestedPropertyString = Get-M365DSCDRGComplexTypeToString `
                            -ComplexObject $item `
                            -CIMInstanceName $hashPropertyType `
                            -IndentLevel $IndentLevel `
                            -ComplexTypeMapping $ComplexTypeMapping `
                            -IsArray:$true
                        if ([string]::IsNullOrWhiteSpace($nestedPropertyString))
                        {
                            $nestedPropertyString = "@()`r`n"
                        }
                        $currentProperty += $nestedPropertyString
                    }
                    $IndentLevel--
                }
                else
                {
                    $nestedPropertyString = Get-M365DSCDRGComplexTypeToString `
                        -ComplexObject $hashProperty `
                        -CIMInstanceName $hashPropertyType `
                        -IndentLevel $IndentLevel `
                        -ComplexTypeMapping $ComplexTypeMapping
                    if ([string]::IsNullOrWhiteSpace($nestedPropertyString))
                    {
                        $nestedPropertyString = "`$null`r`n"
                    }
                    $currentProperty += $nestedPropertyString
                }
                if ($isArray)
                {
                    if ($ComplexObject.$key.count -gt 0)
                    {
                        $currentProperty += $indent
                        $currentProperty += ')'
                        $currentProperty += "`r`n"
                    }
                }
                $isArray = $PSBoundParameters.IsArray
            }
            else
            {
                $currentProperty += Get-M365DSCDRGSimpleObjectTypeToString -Key $key -Value $ComplexObject[$key] -Space ($indent)
            }
        }
        else
        {
            $mappedKey = $ComplexTypeMapping | Where-Object -FilterScript { $_.name -eq $key }

            if ($mappedKey -and $mappedKey.isRequired)
            {
                if ($mappedKey.isArray)
                {
                    $currentProperty += "$indent$key = @()`r`n"
                }
                else
                {
                    $currentProperty += "$indent$key = `$null`r`n"
                }
            }
        }
    }
    $indent = ''
    for ($i = 0; $i -lt $IndentLevel - 1 ; $i++)
    {
        $indent += ' '
    }
    $currentProperty += "$indent}"
    if ($isArray -or $IndentLevel -gt 4)
    {
        $currentProperty += "`r`n"
    }

    #Indenting last parenthese when the cim instance is an array
    if ($IndentLevel -eq 5)
    {
        $indent = ''
        for ($i = 0; $i -lt $IndentLevel - 2 ; $i++)
        {
            $indent += ' '
        }
        $currentProperty += $indent
    }

    $emptyCIM = $currentProperty.replace(' ', '').replace("`r`n", '')
    if ($emptyCIM -eq "MSFT_$CIMInstanceName{}")
    {
        $currentProperty = $null
    }

    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 | Where-Object -FilterScript { $null -ne $_ }))
            {
                switch -Wildcard ($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
        }

        foreach ($item in $Source)
        {

            $hashSource = Get-M365DSCDRGComplexTypeToHashtable -ComplexObject $item
            foreach ($targetItem in $Target)
            {
                $compareResult = Compare-M365DSCComplexObject `
                    -Source $hashSource `
                    -Target $targetItem

                if ($compareResult)
                {
                    break
                }
            }

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

    $keys = $Source.Keys | Where-Object -FilterScript { $_ -ne 'PSComputerName' }
    foreach ($key in $keys)
    {
        #Matching possible key names between Source and Target
        $skey = $key
        $tkey = $key

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

            if ($null -eq $Source.$key)
            {
                $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 $Source.$key) -and ($null -ne $Target.$tkey))
        {
            if ($Source.$key.getType().FullName -like '*CimInstance*' -or $Source.$key.getType().FullName -like '*hashtable*'  )
            {
                #Recursive call for complex object
                $compareResult = Compare-M365DSCComplexObject `
                    -Source (Get-M365DSCDRGComplexTypeToHashtable -ComplexObject $Source.$key) `
                    -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 = $Source.$key

                #Identifying date from the current values
                $targetType = ($Target.$tkey.getType()).Name
                if ($targetType -like '*Date*')
                {
                    $compareResult = $true
                    $sourceDate = [DateTime]$Source.$key
                    if ($sourceDate -ne $targetType)
                    {
                        $compareResult = $null
                    }
                }
                else
                {
                    $compareResult = Compare-Object `
                        -ReferenceObject ($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 ($null -ne $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