Generalize steam toggle more

SteamToggleUpdate/ToggleCyberpunkUpdates.ps1

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+$appId = 1091500
+$networkLocation = "https://raw.githubusercontent.com/IsaacShoebottom/Scripts/master/SteamToggleUpdate/ToggleUpdates.ps1"
+
+# Test if ToggleUpdates.ps1 exists and invoke it if it does
+If (Test-Path -Path ".\ToggleUpdates.ps1" -PathType Leaf) {
+	.\ToggleUpdates.ps1 $appId
+}
+Else {
+	# Download the network script
+	$wc = New-Object System.Net.WebClient
+	$wc.DownloadFile($networkLocation, ".\ToggleUpdates.ps1")
+	# Invoke the network script
+	.\ToggleUpdates.ps1 $appId
+	# Delete the network script
+	Remove-Item -Path ".\ToggleUpdates.ps1"
+}

SteamToggleUpdate/ToggleUpdates.ps1

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+# function that takes in an app id as a number and returns the path to the steam library folder that contains the app id
+function parseVDFforPath([int]$appId) {
+	# Steam library folders vdf absolute path
+	$steamLibraryFoldersVDF = "C:\Program Files (x86)\Steam\steamapps\libraryfolders.vdf"
+
+	# convert the app id to a string
+	$appIdString = $appId.ToString()
+
+	# Get the contents of the vdf file
+	$steamLibraryFoldersVDFContents = Get-Content $steamLibraryFoldersVDF
+
+	# loop through each line of the vdf file
+	foreach ($line in $steamLibraryFoldersVDFContents) {
+		# if the line contains the app id
+		if ($line.Contains($appIdString)) {
+			# Take not of the line number
+			$lineNumber = $steamLibraryFoldersVDFContents.IndexOf($line)
+
+			# Get the line that contains the path, which you need to iterate backwards through the file, finding the first line that starts with "path"
+			for ($i = $lineNumber; $i -gt 0; $i--) {
+				# if the line starts with "path"
+				if ($steamLibraryFoldersVDFContents[$i].contains("path")) {
+					# take note of the line number
+					$pathLineNumber = $i
+
+					# get the line that contains the path
+					$pathLine = $steamLibraryFoldersVDFContents[$pathLineNumber]
+
+					# split the line by the quotation marks
+					$pathLineSplit = $pathLine.Split('"')
+
+					# the path is the 4th item in the array, because the keys are separated by quotation marks, and the values are separated by quotation marks
+					$path = $pathLineSplit[3]
+
+					# replace all the double backslashes with single backslashes, looks weird because each backslash needs to be escaped
+					$path = $path.Replace("\\\\", "\\")
+
+					# add on the actual manifest file name
+					$path = $path + "\steamapps\appmanifest_" + $appIdString + ".acf"
+
+					# return the path
+					return $path
+				}
+			}
+		}
+	}
+}
+
+# function that changes the read only attribute of the manifest file
+function toggleUpdate($Manifest) {
+	# Get the read only attribute
+	$ReadOnly = (Get-Item $Manifest).IsReadOnly
+
+	# If the file is read only, remove the read only attribute, If the file is not read only, set the read only attribute
+	If ($ReadOnly) { Set-ItemProperty $Manifest -Name IsReadOnly -Value $false } Else { Set-ItemProperty $Manifest -Name IsReadOnly -Value $true }
+
+	# Display the read only attribute for reference
+	Write-Host "Manifest file's read only attribute is now $((Get-Item $Manifest).IsReadOnly)"
+
+	# Pause the script to see the output
+	Read-Host -Prompt "Press Enter to exit"
+}
+
+toggleUpdate(parseVDFforPath($args[0]))