Update module/Samy.Logging.ps1

module/Samy.Logging.ps1

@@ -1,10 +1,36 @@
-# Samy.Logging.ps1
-# Logging helpers and Write-LogHybrid fallback
+<# 
+.SYNOPSIS
+    Core logging utilities for SAMY.
+
+.DESCRIPTION
+    Provides:
+      - Write-LogHelper  : standalone logger with console, file, and Event Log support.
+      - Write-LogHybrid  : wrapper that prefers toolkit Write-Log if present, else falls back.
+
+    This module is loaded first so that other subsystems can safely call Write-LogHybrid.
+#>
+
+# Ensure global log structures exist
+if (-not $Global:LogCache -or -not ($Global:LogCache -is [System.Collections.ArrayList])) {
+    $Global:LogCache = [System.Collections.ArrayList]::new()
+}
+
+if (-not $Global:EventSourceInitState) {
+    $Global:EventSourceInitState = @{}
+}
 
 function Write-LogHelper {
     <#
     .SYNOPSIS
-        Simple logging utility with console, file, and Windows Event Log support.
+        Standardized logging utility with console/file output and Windows Event Log support.
+
+    .DESCRIPTION
+        Mirrors the SVSMSP toolkit Write-Log so that Write-LogHybrid can safely fall back
+        when the module is not loaded.
+
+    .NOTES
+        Default EventLog : SVSMSP Events
+        Default Source   : SVSMSP_Module
     #>
     [CmdletBinding()]
     param (
@@ -29,6 +55,7 @@ function Write-LogHelper {
         [switch]$PassThru
     )
 
+    # Event ID and console color
     $EventID = if ($CustomEventID) { $CustomEventID } else {
         switch ($Level) {
             "Info"    { 1000 }
@@ -47,9 +74,10 @@ function Write-LogHelper {
         default   { "White" }
     }
 
-    $FormattedMessage = "[$Level] [$TaskCategory] $Message (Event ID: $EventID)"
+    $FormattedMessage = "[{0}] [{1}] {2} (Event ID: {3})" -f $Level, $TaskCategory, $Message, $EventID
     Write-Host $FormattedMessage -ForegroundColor $Color
 
+    # In-memory cache
     if (-not $Global:LogCache -or -not ($Global:LogCache -is [System.Collections.ArrayList])) {
         $Global:LogCache = [System.Collections.ArrayList]::new()
     }
@@ -61,9 +89,10 @@ function Write-LogHelper {
     }
     [void]$Global:LogCache.Add($logEntry)
 
+    # Optional file output
     if ($LogFile) {
         try {
-            "$($logEntry.Timestamp) $FormattedMessage" |
+            "{0} {1}" -f $logEntry.Timestamp, $FormattedMessage |
                 Out-File -FilePath $LogFile -Append -Encoding UTF8
         }
         catch {
@@ -71,8 +100,8 @@ function Write-LogHelper {
         }
     }
 
+    # Windows Event Log (with one-time init)
     if ($LogToEvent) {
-
         if (-not $Global:EventSourceInitState) {
             $Global:EventSourceInitState = @{}
         }
@@ -85,7 +114,7 @@ function Write-LogHelper {
             default   { "Information" }
         }
 
-        $sourceKey = "$EventLog|$EventSource"
+        $sourceKey = "{0}|{1}" -f $EventLog, $EventSource
 
         if (-not $Global:EventSourceInitState.ContainsKey($sourceKey) -or
             -not $Global:EventSourceInitState[$sourceKey]) {
@@ -93,6 +122,7 @@ function Write-LogHelper {
             try {
                 if (-not [System.Diagnostics.EventLog]::SourceExists($EventSource)) {
 
+                    # Check if current token is admin
                     $isAdmin = $false
                     try {
                         $current   = [Security.Principal.WindowsIdentity]::GetCurrent()
@@ -117,7 +147,7 @@ if (-not [System.Diagnostics.EventLog]::SourceExists('$EventSource')) {
 
                         $tempPath = [System.IO.Path]::Combine(
                             $env:TEMP,
-                            "Init_${EventLog}_$EventSource.ps1".Replace(' ', '_')
+                            ("Init_{0}_{1}.ps1" -f $EventLog, $EventSource).Replace(' ', '_')
                         )
 
                         $helperScript | Set-Content -Path $tempPath -Encoding UTF8
@@ -152,7 +182,7 @@ if (-not [System.Diagnostics.EventLog]::SourceExists('$EventSource')) {
 
         if ($Global:EventSourceInitState[$sourceKey]) {
             try {
-                $EventMessage = "TaskCategory: $TaskCategory | Message: $Message"
+                $EventMessage = "TaskCategory: {0} | Message: {1}" -f $TaskCategory, $Message
                 Write-EventLog -LogName $EventLog -Source $EventSource -EntryType $EntryType -EventId $EventID -Message $EventMessage
             }
             catch {
@@ -167,6 +197,10 @@ if (-not [System.Diagnostics.EventLog]::SourceExists('$EventSource')) {
 }
 
 function Write-LogHybrid {
+    <#
+    .SYNOPSIS
+        Wrapper that prefers SVSMSP Write-Log if available, else falls back to Write-LogHelper.
+    #>
     [CmdletBinding()]
     param(
         [Parameter(Mandatory = $true)]
@@ -193,7 +227,7 @@ function Write-LogHybrid {
         [string]$ForegroundColorOverride
     )
 
-    $formatted = "[$Level] [$TaskCategory] $Message"
+    $formatted = "[{0}] [{1}] {2}" -f $Level, $TaskCategory, $Message
 
     $invokeParams = @{
         Message      = $Message