FILE: C:\Windows\diagnostics\system\Video\RC_viddrv_displaytopology.ps1

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# Copyright © 2018, Microsoft Corporation. All rights reserved.

#*=================================================================================
# Parameters
#*=================================================================================

#*=================================================================================
# Load Utilities
#*=================================================================================
. ./utils_SetupEnv.ps1


#*=================================================================================
# Initialize 
#*=================================================================================
Import-LocalizedData -BindingVariable Strings_Main -FileName CL_LocalizationData  

#*=================================================================================
# Run detection logic
#*=================================================================================

Write-DiagProgress -Activity $Strings_Main.ID_Check_DisplayTopology

$isLowRes = $false
$string = ""
$stDisplayTopologyMapXML = New-Object System.Collections.ArrayList

$stDisplayTopologyMap = [VideoDiagnostic.VideoConfigManager]::IsDiagnosticDone()

# create a string to display to the user
For ($i = 0; $i -lt $stDisplayTopologyMap.uiNumAdapters; $i++){
	$string += "Adapter:" + $i + " Device ID " +  $($stDisplayTopologyMap.aAdapterInfo[$i].uiDeviceId) + " `n"

	#convert char array to string to remove the null operator
	$strDescription = New-Object System.String($stDisplayTopologyMap.aAdapterInfo[$i].chDescription,0,$stDisplayTopologyMap.aAdapterInfo[$i].chDescription.Length)
	$string +=  " Adapter Name: " + $strDescription.Trim([char]0) + " `n"

	$stDisplayTopologyMapXML.Add((New-Object PSObject -Property @{
        'Adapter'= $i
        'Device ID'= $stDisplayTopologyMap.aAdapterInfo[$i].uiDeviceId
        'Adapter Name'= $strDescription.Trim([char]0)
        }))

	For ($j = 0; $j -lt $stDisplayTopologyMap.aAdapterInfo[$i].uiNumOutputs; $j++){
		$string += "Output:" + $j + " Monitors Attached " +  $($stDisplayTopologyMap.aAdapterInfo[$i].aOutputInfo[$j].uiNumMonitorsAttached+1) + " `n"
		$object = New-Object –TypeName PSObject
		$object | Add-Member –MemberType NoteProperty –Name "Output" –Value $j
		$numMonitors = $stDisplayTopologyMap.aAdapterInfo[$i].aOutputInfo[$j].uiNumMonitorsAttached+1
		$object | Add-Member –MemberType NoteProperty –Name "Monitors Attached" –Value $numMonitors
		$string +=  " Primary " +  $($stDisplayTopologyMap.aAdapterInfo[$i].aOutputInfo[$j].uiIsPrimary) + " `n"
		$object | Add-Member –MemberType NoteProperty –Name "Primary" –Value $stDisplayTopologyMap.aAdapterInfo[$i].aOutputInfo[$j].uiIsPrimary
		$string +=  " ResolutionX " +  $($stDisplayTopologyMap.aAdapterInfo[$i].aOutputInfo[$j].uiResolutionX) + " `n"
		$object | Add-Member –MemberType NoteProperty –Name "ResolutionX" –Value $stDisplayTopologyMap.aAdapterInfo[$i].aOutputInfo[$j].uiResolutionX
		if ($stDisplayTopologyMap.aAdapterInfo[$i].aOutputInfo[$j].uiResolutionX -lt 1280)
		{
			$isLowRes = $true
		}
		$string +=  " ResolutionY " +  $($stDisplayTopologyMap.aAdapterInfo[$i].aOutputInfo[$j].uiResolutionY) + " `n"
		$object | Add-Member –MemberType NoteProperty –Name "ResolutionY" –Value $stDisplayTopologyMap.aAdapterInfo[$i].aOutputInfo[$j].uiResolutionY
		$stDisplayTopologyMapXML.Add($object)
	}


}

# send to detailed information page
$stDisplayTopologyMapXML | convertto-xml | update-diagreport -id "Display Topology" -name "Display Topology" -verbosity informational


if ($isLowRes -eq $true)
{
	update-diagrootcause -id "RC_LowResolution" -detected $true -Parameter @{'DisplayInfo' = $string}
}


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