Update list-unused-files.ps1

Scripts/list-unused-files.ps1

@@ -2,28 +2,39 @@
 .SYNOPSIS
 	Lists unused files in a directory tree
 .DESCRIPTION
-	This PowerShell script scans and lists files in a folder with last access time older than number of days.
-.PARAMETER DirTree
-	Specifies the path to the directory tree
-.PARAMETER Days
-	Specifies the number of days
+	This PowerShell script scans a directory tree and lists unused files (no read/write access since a number of days).
+.PARAMETER path
+	Specifies the path to the directory tree (current working dir by default)
+.PARAMETER days
+	Specifies the number of days (100 by default)
 .EXAMPLE
-	PS> ./list-unused-files.ps1 C:\ 100
+	PS> ./list-unused-files.ps1 C:\Windows
+	...
+	✔️ Found 43729 unused files (no access for 100 days) within 📂C:\Windows in 113 sec
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
-param([string]$DirTree = "", [int]$Days = 100)
-
-write-host "Listing files in $DirTree with last access time older than $Days days"
+param([string]$path = "$PWD", [int]$days = 100)
 
 try {
+	$stopWatch = [system.diagnostics.stopwatch]::startNew()
+
+	$path = Resolve-Path "$path"
+	Write-Progress "Scanning $path for unused files..."
+
 	$cutOffDate = (Get-Date).AddDays(-$Days)
+ 	[int]$count = 0
+	Get-ChildItem -path $path -recurse | Where-Object {$_.LastAccessTime -le $cutOffDate} | Foreach-Object {
+		"📄$($_.FullName)"
+                $count++
+        }
 
-	Get-ChildItem -path $DirTree -recurse | Where-Object {$_.LastAccessTime -le $cutOffDate} | select fullname
-
+	Write-Progress -completed " "
+        [int]$elapsed = $stopWatch.Elapsed.TotalSeconds
+        "✔️ Found $count unused files (no access for $days days) within 📂$path in $elapsed sec"
 	exit 0 # success
 } catch {
 	"⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"