Get IntuneAppRevisionHistory

<#
.SYNOPSIS
    Tracks version history and revision changes for Intune Apps (Win32).

.DESCRIPTION
    <!-- library-status:start -->
    Prüfstatus: Ungeprüft
    Windows- und Tenant-Abnahme ausstehend; keine pauschale Produktionsfreigabe.

    <!-- library-status:end -->

    Gets all Win32 apps and reports their current version, created date, and last modified date.
    Useful for auditing when applications were last updated by administrators.

.NOTES
    File Name  : 104_Get-IntuneAppRevisionHistory.ps1
    Author     : Kaffeeundcode
    Version    : 1.0
#>

try {
    Connect-MgGraph -Scopes "DeviceManagementApps.Read.All" -ErrorAction Stop
} catch {
    Write-Error "Login failed"
    exit
}

Write-Host "Fetching Win32 Apps..." -ForegroundColor Cyan

# Filter for Win32 Apps (MobileAppType = microsoft.graph.win32LobApp)
$Apps = Get-MgDeviceAppMgtMobileApp -Filter "isof('microsoft.graph.win32LobApp')" -All

$Report = @()

foreach ($App in $Apps) {
    # Cast to specific type to access properties if needed, but PS handles dynamic props well from Graph SDK

    $obj = [PSCustomObject]@{
        AppName          = $App.DisplayName
        AppId            = $App.Id
        AppVersion       = $App.DisplayVersion
        CreatedDateTime  = $App.CreatedDateTime
        LastModified     = $App.LastModifiedDateTime
        Publisher        = $App.Publisher
        FileName         = $App.FileName
        SizeMB           = [math]::Round($App.Size / 1MB, 2)
        InstallContext   = $App.InstallExperience.RunAsAccount
    }
    $Report += $obj
}

$SortedReport = $Report | Sort-Object LastModified -Descending

$SortedReport | Format-Table AppName, AppVersion, LastModified, SizeMB -AutoSize

$Path = "$PSScriptRootApp_Revision_History.csv"
$SortedReport | Export-Csv -Path $Path -NoTypeInformation
Write-Host "Report saved to $Path" -ForegroundColor Green