Local autoSave for Microsoft word exel powerPoint

autoSave.ps1

# Run command: powershell -ExecutionPolicy Bypass -File .\autoSave.ps1

Add-Type -AssemblyName System.Windows.Forms

Add-Type @"
using System;
using System.Runtime.InteropServices;

public class WinActive {
    [DllImport("user32.dll")]
    public static extern IntPtr GetForegroundWindow();

    [DllImport("user32.dll")]
    public static extern uint GetWindowThreadProcessId(IntPtr hWnd, out uint lpdwProcessId);
}
"@

# === SETTINGS ===
$officeApps = @("WINWORD", "EXCEL", "POWERPNT")
$logFile = "$PSScriptRoot\autosave_log.txt"

function Write-Log {
    param($msg)
    $timestamp = (Get-Date).ToString("yyyy-MM-dd HH:mm:ss")
    "$timestamp - $msg" | Out-File -Append -FilePath $logFile -Encoding UTF8
}

# Clear console and show initial message
Clear-Host
Write-Host "Office Autosave Script Started" -ForegroundColor Green
Write-Host "Logging to: $logFile" -ForegroundColor Cyan
Write-Host "Press Ctrl+C to stop" -ForegroundColor Yellow
Write-Host ""

Write-Log "=== Autosave script started ==="

while ($true) {
    $timestamp = (Get-Date).ToString("HH:mm:ss")
    $hWnd = [WinActive]::GetForegroundWindow()
    
    if ($hWnd -ne 0) {
        $processId = 0
        # Suppress the output
        $null = [WinActive]::GetWindowThreadProcessId($hWnd, [ref]$processId)
        
        if ($processId -gt 0) {
            $proc = Get-Process -Id $processId -ErrorAction SilentlyContinue
            
            if ($proc -and $officeApps -contains $proc.ProcessName) {
                [System.Windows.Forms.SendKeys]::SendWait("^s")
                $logMsg = "Autosave triggered for $($proc.ProcessName) (PID: $processId)"
                Write-Host "[$timestamp] $logMsg" -ForegroundColor Green
                Write-Log $logMsg
            }
            else {
                $procName = if ($proc) { $proc.ProcessName } else { "Unknown" }
                $logMsg = "Skipped - active window: $procName (PID: $processId)"
                Write-Host "[$timestamp] $logMsg" -ForegroundColor Gray
                Write-Log $logMsg
            }
        }
        else {
            $logMsg = "Skipped - could not get process ID"
            Write-Host "[$timestamp] $logMsg" -ForegroundColor Yellow
            Write-Log $logMsg
        }
    }
    else {
        $logMsg = "Skipped - no active window detected"
        Write-Host "[$timestamp] $logMsg" -ForegroundColor DarkGray
        Write-Log $logMsg
    }
    
    Start-Sleep -Seconds 60
}