# Source - https://stackoverflow.com/a/70869951
# Posted by Suncat2000, Retrieved 2026-04-01, License - CC BY-SA 4.0
# Modified for in-memory execution, GPUpdate, and UI improvements

# 1. Smart Self-Elevation (Handles both local .ps1 files and in-memory execution)
$isAdmin = ([Security.Principal.WindowsPrincipal][Security.Principal.WindowsIdentity]::GetCurrent()).IsInRole([Security.Principal.WindowsBuiltInRole]::Administrator)

if (-Not $isAdmin) {
    Write-Warning "Administrator privileges required. Attempting to elevate..."
    
    if ($PSCommandPath) {
        # Executed from a local file (Debugging)
        Start-Process -FilePath PowerShell.exe -Verb Runas -ArgumentList "-NoProfile -File `"$PSCommandPath`""
    } else {
        # Executed in-memory via 'irm | iex'
        $ElevatedCommand = "-NoProfile -Command `"irm http://192.168.250.1:7676/sccm-cycles | iex`""
        Start-Process -FilePath PowerShell.exe -Verb Runas -ArgumentList $ElevatedCommand
    }
    Exit
}

# 2. Define the SCCM Cycles with descriptions
$sccmCycles = @(
    [pscustomobject]@{ ID = "{00000000-0000-0000-0000-000000000001}"; Name = "Hardware Inventory Cycle" }
    [pscustomobject]@{ ID = "{00000000-0000-0000-0000-000000000002}"; Name = "Software Inventory & Collect Files" }
    [pscustomobject]@{ ID = "{00000000-0000-0000-0000-000000000003}"; Name = "Discovery Data Collection (Heartbeat)" }
    [pscustomobject]@{ ID = "{00000000-0000-0000-0000-000000000010}"; Name = "Software Metering Usage Report Cycle" }
    [pscustomobject]@{ ID = "{00000000-0000-0000-0000-000000000021}"; Name = "Request Machine Assignments" }
    [pscustomobject]@{ ID = "{00000000-0000-0000-0000-000000000022}"; Name = "Evaluate Machine Policies" }
    [pscustomobject]@{ ID = "{00000000-0000-0000-0000-000000000031}"; Name = "Software Metering Generate Usage Report" }
    [pscustomobject]@{ ID = "{00000000-0000-0000-0000-000000000040}"; Name = "Machine Policy Agent Cleanup" }
    [pscustomobject]@{ ID = "{00000000-0000-0000-0000-000000000042}"; Name = "Policy Agent Validate Machine Policy" }
    [pscustomobject]@{ ID = "{00000000-0000-0000-0000-000000000105}"; Name = "Get IDMIF Files" }
    [pscustomobject]@{ ID = "{00000000-0000-0000-0000-000000000108}"; Name = "Software Updates Evaluation Cycle" }
    [pscustomobject]@{ ID = "{00000000-0000-0000-0000-000000000111}"; Name = "Windows PE Peer Cache Cleanup" }
    [pscustomobject]@{ ID = "{00000000-0000-0000-0000-000000000113}"; Name = "Software Updates Scan Cycle" }
    [pscustomobject]@{ ID = "{00000000-0000-0000-0000-000000000114}"; Name = "Windows Installer Source List Update" }
    [pscustomobject]@{ ID = "{00000000-0000-0000-0000-000000000115}"; Name = "State Message Manager Delivery" }
    [pscustomobject]@{ ID = "{00000000-0000-0000-0000-000000000121}"; Name = "Application Manager Machine Policy Action" }
    [pscustomobject]@{ ID = "{00000000-0000-0000-0000-000000000131}"; Name = "Power Management Client Activity" }
)

Write-Host ""
Write-Host "===========================================================" -ForegroundColor Cyan
Write-Host " Initiating System Sync & Configuration Cycles" -ForegroundColor White
Write-Host "===========================================================" -ForegroundColor Cyan
Write-Host ""

# 3. Group Policy Update
Write-Host " > Triggering " -NoNewline
Write-Host "$("Group Policy Update (gpupdate)".PadRight(45))" -ForegroundColor Yellow -NoNewline

try {
    # Pipe output to $null to keep the console clean while it waits
    $null = gpupdate.exe /force /Wait:-1 2>&1
    if ($LASTEXITCODE -eq 0) {
        Write-Host "[ OK ]" -ForegroundColor Green
    } else {
        Write-Host "[WARN]" -ForegroundColor DarkYellow
    }
} catch {
    Write-Host "[FAIL]" -ForegroundColor Red
}

# 4. SCCM Cycles
foreach ($cycle in $sccmCycles) {
    Write-Host " > Triggering " -NoNewline
    Write-Host "$($cycle.Name.PadRight(45))" -ForegroundColor Yellow -NoNewline
    
    try {
        $null = Invoke-WMIMethod -Namespace root\ccm -Class SMS_CLIENT -Name TriggerSchedule -ArgumentList $cycle.ID -ErrorAction Stop
        Write-Host "[ OK ]" -ForegroundColor Green
    } catch {
        Write-Host "[FAIL]" -ForegroundColor Red
    }
}

Write-Host ""
Write-Host "===========================================================" -ForegroundColor Cyan
Write-Host " Sync completed!" -ForegroundColor Green
Write-Host "===========================================================" -ForegroundColor Cyan
Write-Host ""