From 885108df7e153b77efdc290c0cc58717142ab6b2 Mon Sep 17 00:00:00 2001
From: Atis <94861317+AtisFPS@users.noreply.github.com>
Date: Tue, 10 Sep 2024 03:02:55 +0200
Subject: [PATCH] Ultimate Performance via GUID rather than name (#2556)

* Ultimate Performance via GUID, not name

* Another way to extract the GUID to remove the French part code
---
 .../public/Invoke-WPFUltimatePerformance.ps1  | 67 +++++++++++++------
 1 file changed, 45 insertions(+), 22 deletions(-)

diff --git a/functions/public/Invoke-WPFUltimatePerformance.ps1 b/functions/public/Invoke-WPFUltimatePerformance.ps1
index 8000b420..70f56646 100644
--- a/functions/public/Invoke-WPFUltimatePerformance.ps1
+++ b/functions/public/Invoke-WPFUltimatePerformance.ps1
@@ -2,43 +2,66 @@ Function Invoke-WPFUltimatePerformance {
     <#
 
     .SYNOPSIS
-        Creates or removes the Ultimate Performance power scheme
+        Enables or disables the Ultimate Performance power scheme based on its GUID.
 
     .PARAMETER State
-        Indicates whether to enable or disable the Ultimate Performance power scheme
+        Specifies whether to "Enable" or "Disable" the Ultimate Performance power scheme.
 
     #>
     param($State)
+
     try {
-        # Check if Ultimate Performance plan is installed
-        $ultimatePlan = powercfg -list | Select-String -Pattern "Ultimate Performance"
-        if($state -eq "Enable") {
-            if ($ultimatePlan) {
-                Write-Host "Ultimate Performance plan is already installed."
-            } else {
-                Write-Host "Installing Ultimate Performance plan..."
-                powercfg -duplicatescheme e9a42b02-d5df-448d-aa00-03f14749eb61
-                Write-Host "> Ultimate Performance plan installed."
+        # GUID of the Ultimate Performance power plan
+        $ultimateGUID = "e9a42b02-d5df-448d-aa00-03f14749eb61"
+
+        if ($State -eq "Enable") {
+            # Duplicate the Ultimate Performance power plan using its GUID
+            $duplicateOutput = powercfg /duplicatescheme $ultimateGUID
+
+            $guid = $null
+            $nameFromFile = "ChrisTitus - Ultimate Power Plan"
+            $description = "Ultimate Power Plan, added via WinUtils"
+
+            # Extract the new GUID from the duplicateOutput
+            foreach ($line in $duplicateOutput) {
+                if ($line -match "\b[0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{12}\b") {
+                    $guid = $matches[0]  # $matches[0] will contain the first match, which is the GUID
+                    Write-Output "GUID: $guid has been extracted and stored in the variable."
+                    break
+                }
+            }
             }
 
-            # Set the Ultimate Performance plan as active
-            $ultimatePlanGUID = (powercfg -list | Select-String -Pattern "Ultimate Performance").Line.Split()[3]
-            powercfg -setactive $ultimatePlanGUID
+            if (-not $guid) {
+                Write-Output "No GUID found in the duplicateOutput. Check the output format."
+                exit 1
+            }
 
-            Write-Host "Ultimate Performance plan is now active."
+            # Change the name of the power plan and set its description
+            $changeNameOutput = powercfg /changename $guid "$nameFromFile" "$description"
+            Write-Output "The power plan name and description have been changed. Output:"
+            Write-Output $changeNameOutput
 
+            # Set the duplicated Ultimate Performance plan as active
+            $setActiveOutput = powercfg /setactive $guid
+            Write-Output "The power plan has been set as active. Output:"
+            Write-Output $setActiveOutput
 
-        }
-        elseif($state -eq "Disable") {
-            if ($ultimatePlan) {
-                # Extract the GUID of the Ultimate Performance plan
-                $ultimatePlanGUID = $ultimatePlan.Line.Split()[3]
+            Write-Host "> Ultimate Performance plan installed and set as active."
+
+        } elseif ($State -eq "Disable") {
+            # Check if the Ultimate Performance plan is installed by GUID
+            $installedPlan = powercfg -list | Select-String -Pattern $ultimateGUID
+
+            if ($installedPlan) {
+                # Extract the GUID of the installed Ultimate Performance plan
+                $ultimatePlanGUID = $installedPlan.Line.Split()[3]
 
                 # Set a different power plan as active before deleting the Ultimate Performance plan
                 $balancedPlanGUID = (powercfg -list | Select-String -Pattern "Balanced").Line.Split()[3]
                 powercfg -setactive $balancedPlanGUID
 
-                # Delete the Ultimate Performance plan
+                # Delete the Ultimate Performance plan by GUID
                 powercfg -delete $ultimatePlanGUID
 
                 Write-Host "Ultimate Performance plan has been uninstalled."
@@ -48,6 +71,6 @@ Function Invoke-WPFUltimatePerformance {
             }
         }
     } catch {
-        Write-Warning $psitem.Exception.Message
+        Write-Error "Error occurred: $_"
     }
 }