DSCResources/MSFT_AADAuthenticationMethodPolicyQRCodeImage/MSFT_AADAuthenticationMethodPolicyQRCodeImage.psm1

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

        [Parameter()]
        [ValidateSet('enabled', 'disabled')]
        [System.String]
        $State,

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

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

        [Parameter()]
        [System.UInt32]
        $StandardQRCodeLifetimeInDays,

        [Parameter()]
        [ValidateRange(8,20)]
        [System.UInt32]
        $PinLength,

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

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

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

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

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

        [Parameter()]
        [Switch]
        $ManagedIdentity,

        [Parameter()]
        [System.String[]]
        $AccessTokens
    )

    New-M365DSCConnection -Workload 'MicrosoftGraph' `
        -InboundParameters $PSBoundParameters | Out-Null

    #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
    $nullResult.Ensure = 'Absent'
    try
    {
        if ($null -ne $Script:exportedInstances -and $Script:ExportMode)
        {
            $instance = $Script:exportedInstances | Where-Object -FilterScript {$_.Id -eq $Id}
        }
        else
        {
            $uri = (Get-MSCloudLoginConnectionProfile -Workload MicrosoftGraph).ResourceUrl + "beta/policies/authenticationMethodsPolicy/authenticationMethodConfigurations/qrCodePin"
            $response = Invoke-MgGraphRequest -Uri $uri -Method GET
            $instance = $response
        }
        if ($null -eq $instance)
        {
            return $nullResult
        }

        #region resource generator code
        $complexExcludeTargets = @()
        foreach ($currentExcludeTargets in $instance.excludeTargets)
        {
            $myExcludeTargets = @{}
            if ($currentExcludeTargets.id -ne 'all_users')
            {
                try
                {
                    $myExcludeTargetsDisplayName = Get-MgGroup -GroupId $currentExcludeTargets.id -ErrorAction Stop
                    $myExcludeTargets.Add('Id', $myExcludeTargetsDisplayName.DisplayName)
                }
                catch
                {
                    $message = "Could not find a group with id $($currentExcludeTargets.id) specified in ExcludeTargets. Skipping group!"
                    New-M365DSCLogEntry -Message $message `
                        -Exception $_ `
                        -Source $($MyInvocation.MyCommand.Source) `
                        -TenantId $TenantId `
                        -Credential $Credential
                    continue
                }
            }
            else
            {
                $myExcludeTargets.Add('Id', $currentExcludeTargets.id)
            }

            if ($null -ne $currentExcludeTargets.targetType)
            {
                $myExcludeTargets.Add('TargetType', $currentExcludeTargets.targetType.toString())
            }

            if ($myExcludeTargets.values.Where({ $null -ne $_ }).count -gt 0)
            {
                $complexExcludeTargets += $myExcludeTargets
            }
        }
        #endregion

        $complexincludeTargets = @()
        foreach ($currentincludeTargets in $instance.includeTargets)
        {
            $myincludeTargets = @{}
            if ($currentIncludeTargets.id -ne 'all_users')
            {
                try
                {
                    $myIncludeTargetsDisplayName = Get-MgGroup -GroupId $currentIncludeTargets.id -ErrorAction Stop
                    $myIncludeTargets.Add('Id', $myIncludeTargetsDisplayName.DisplayName)

                }
                catch
                {
                    $message = "Could not find a group with id $($currentIncludeTargets.id) specified in IncludeTargets. Skipping group!"
                    New-M365DSCLogEntry -Message $message `
                        -Exception $_ `
                        -Source $($MyInvocation.MyCommand.Source) `
                        -TenantId $TenantId `
                        -Credential $Credential
                    continue
                }
            }
            else
            {
                $myIncludeTargets.Add('Id', $currentIncludeTargets.id)
            }

            if ($null -ne $currentincludeTargets.targetType)
            {
                $myincludeTargets.Add('TargetType', $currentincludeTargets.targetType.toString())
            }

            if ($myincludeTargets.values.Where({ $null -ne $_ }).count -gt 0)
            {
                $complexincludeTargets += $myincludeTargets
            }
        }

        $results = @{
            Id                           = $response.Id
            State                        = $response.State
            ExcludeTargets               = $complexExcludeTargets
            IncludeTargets               = $complexincludeTargets
            StandardQRCodeLifetimeInDays = $response.StandardQRCodeLifetimeInDays
            PinLength                    = $response.PinLength
            Ensure                       = 'Present'
            Credential                   = $Credential
            ApplicationId                = $ApplicationId
            TenantId                     = $TenantId
            CertificateThumbprint        = $CertificateThumbprint
            ManagedIdentity              = $ManagedIdentity.IsPresent
            AccessTokens                 = $AccessTokens
        }
        return [System.Collections.Hashtable] $results
    }
    catch
    {
        Write-Verbose -Message $_
        New-M365DSCLogEntry -Message 'Error retrieving data:' `
            -Exception $_ `
            -Source $($MyInvocation.MyCommand.Source) `
            -TenantId $TenantId `
            -Credential $Credential

        return $nullResult
    }
}

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

        [Parameter()]
        [ValidateSet('enabled', 'disabled')]
        [System.String]
        $State,

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

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

        [Parameter()]
        [System.UInt32]
        $StandardQRCodeLifetimeInDays,

        [Parameter()]
        [ValidateRange(8,20)]
        [System.UInt32]
        $PinLength,

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

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

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

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

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

        [Parameter()]
        [Switch]
        $ManagedIdentity,

        [Parameter()]
        [System.String[]]
        $AccessTokens
    )

    #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

    $BoundParameters = Remove-M365DSCAuthenticationParameter -BoundParameters $PSBoundParameters

    if ($Ensure -eq 'Present')
    {
        Write-Verbose -Message "Updating the Azure AD Authentication Method Policy QR Code Image with Id {$($currentInstance.Id)}"

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

        $UpdateParameters.Remove('Id') | 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
            }
            if ($key -eq 'IncludeTargets')
            {
                $i = 0
                foreach ($entry in $UpdateParameters.$key)
                {
                    if ($entry.id -notmatch '^[0-9a-f]{8}-([0-9a-f]{4}-){3}[0-9a-f]{12}$|all_users')
                    {
                        $Filter = "Displayname eq '$($entry.id)'" | Out-String
                        $UpdateParameters.$key[$i].foreach('id', (Get-MgGroup -Filter $Filter).id.ToString())
                    }
                    $i++
                }
            }
            if ($key -eq 'ExcludeTargets')
            {
                $i = 0
                foreach ($entry in $UpdateParameters.$key)
                {
                    if ($entry.id -notmatch '^[0-9a-f]{8}-([0-9a-f]{4}-){3}[0-9a-f]{12}$|all_users')
                    {
                        $Filter = "Displayname eq '$($entry.id)'" | Out-String
                        $UpdateParameters.$key[$i].foreach('id', (Get-MgGroup -Filter $Filter).id.ToString())
                    }
                    $i++
                }
            }
        }
        #region resource generator code
        $UpdateParameters.Add('@odata.type', '#microsoft.graph.qrCodePinAuthenticationMethodConfiguration')
        Update-MgBetaPolicyAuthenticationMethodPolicyAuthenticationMethodConfiguration  `
            -AuthenticationMethodConfigurationId $currentInstance.Id `
            -BodyParameter $UpdateParameters
        #endregion
    }
    elseif ($Ensure -eq 'Absent' -and $currentInstance.Ensure -eq 'Present')
    {
        Write-Verbose -Message "Removing the Azure AD Authentication Method Policy QR Code Image with Id {$($currentInstance.Id)}"
        #region resource generator code
        Remove-MgBetaPolicyAuthenticationMethodPolicyAuthenticationMethodConfiguration -AuthenticationMethodConfigurationId $currentInstance.Id
        #endregion
    }
}

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

        [Parameter()]
        [ValidateSet('enabled', 'disabled')]
        [System.String]
        $State,

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

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

        [Parameter()]
        [System.UInt32]
        $StandardQRCodeLifetimeInDays,

        [Parameter()]
        [ValidateRange(8,20)]
        [System.UInt32]
        $PinLength,

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

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

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

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

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

        [Parameter()]
        [Switch]
        $ManagedIdentity,

        [Parameter()]
        [System.String[]]
        $AccessTokens
    )

    #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

    $CurrentValues = Get-TargetResource @PSBoundParameters
    $ValuesToCheck = ([Hashtable]$PSBoundParameters).Clone()

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

    $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,

        [Parameter()]
        [System.String[]]
        $AccessTokens
    )

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

    #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
    {
        $Script:ExportMode = $true
        $uri = (Get-MSCloudLoginConnectionProfile -Workload MicrosoftGraph).ResourceUrl + "beta/policies/authenticationMethodsPolicy/authenticationMethodConfigurations/qrCodePin"
        $response = Invoke-MgGraphRequest -Uri $uri -Method GET
        [array] $Script:exportedInstances = $response
        $i = 1
        $dscContent = ''
        if ($Script:exportedInstances.Length -eq 0)
        {
            Write-Host $Global:M365DSCEmojiGreenCheckMark
        }
        else
        {
            Write-Host "`r`n" -NoNewline
        }
        foreach ($config in $Script:exportedInstances)
        {
            if ($null -ne $Global:M365DSCExportResourceInstancesCount)
            {
                $Global:M365DSCExportResourceInstancesCount++
            }

            $displayedKey = $config.Id
            Write-Host " |---[$i/$($Script:exportedInstances.Count)] $displayedKey" -NoNewline
            $params = @{
                Id                    = $response.Id
                Credential            = $Credential
                ApplicationId         = $ApplicationId
                TenantId              = $TenantId
                CertificateThumbprint = $CertificateThumbprint
                ManagedIdentity       = $ManagedIdentity.IsPresent
                AccessTokens          = $AccessTokens
            }

            $Results = Get-TargetResource @Params
            if ($null -ne $Results.ExcludeTargets)
            {
                $complexTypeStringResult = Get-M365DSCDRGComplexTypeToString `
                    -ComplexObject $Results.ExcludeTargets `
                    -CIMInstanceName 'AADAuthenticationMethodPolicyQRCodeImageExcludeTarget'
                if (-Not [String]::IsNullOrWhiteSpace($complexTypeStringResult))
                {
                    $Results.ExcludeTargets = $complexTypeStringResult
                }
                else
                {
                    $Results.Remove('ExcludeTargets') | Out-Null
                }
            }

            if ($null -ne $Results.IncludeTargets)
            {
                $complexTypeStringResult = Get-M365DSCDRGComplexTypeToString `
                    -ComplexObject $Results.IncludeTargets `
                    -CIMInstanceName 'AADAuthenticationMethodPolicyQRCodeImageIncludeTarget'
                if (-Not [String]::IsNullOrWhiteSpace($complexTypeStringResult))
                {
                    $Results.IncludeTargets = $complexTypeStringResult
                }
                else
                {
                    $Results.Remove('IncludeTargets') | Out-Null
                }
            }

            $currentDSCBlock = Get-M365DSCExportContentForResource -ResourceName $ResourceName `
                -ConnectionMode $ConnectionMode `
                -ModulePath $PSScriptRoot `
                -Results $Results `
                -Credential $Credential `
                -NoEscape @('ExcludeTargets', 'IncludeTargets')

            $dscContent += $currentDSCBlock
            Save-M365DSCPartialExport -Content $currentDSCBlock `
                -FileName $Global:PartialExportFileName
            $i++
            Write-Host $Global:M365DSCEmojiGreenCheckMark
        }
        return $dscContent
    }
    catch
    {
        Write-Host $Global:M365DSCEmojiRedX

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

        return ''
    }
}

Export-ModuleMember -Function *-TargetResource