#requires -Version 5.1
[CmdletBinding()]
param([ValidateSet('all','system','roles','services','network','tasks','software','storage','shares','certificates')][string]$Section = 'all')

$ErrorActionPreference = 'Stop'
$ProgressPreference = 'SilentlyContinue'
$WarningPreference = 'SilentlyContinue'
$InformationPreference = 'SilentlyContinue'
$env:PSModulePath = Join-Path $PSHOME 'Modules'
[Console]::OutputEncoding = New-Object System.Text.UTF8Encoding($false)
if ([Environment]::OSVersion.Platform -ne [PlatformID]::Win32NT) {
    [Console]::Error.WriteLine('This collector requires a local Windows Server execution host.')
    exit 2
}
. (Join-Path $PSScriptRoot 'Inventory.Common.ps1')
foreach ($file in @('System','Roles','Services','Network','Tasks','Software','Storage','Certificates')) {
    . (Join-Path $PSScriptRoot ('Get-Server' + $file + '.ps1'))
}
$identity = [Security.Principal.WindowsIdentity]::GetCurrent()
try {
    $principal = New-Object Security.Principal.WindowsPrincipal($identity)
    $script:SamsaraIsElevated = $principal.IsInRole([Security.Principal.WindowsBuiltInRole]::Administrator)
} finally { $identity.Dispose() }
$collectors = [ordered]@{
    system = { param($r) Get-SamsaraSystem $r }; roles = { param($r) Get-SamsaraRoles $r }
    services = { param($r) Get-SamsaraServices $r }; network = { param($r) Get-SamsaraNetwork $r }
    tasks = { param($r) Get-SamsaraTasks $r }; software = { param($r) Get-SamsaraSoftware $r }
    storage = { param($r) Get-SamsaraStorage $r }; shares = { param($r) Get-SamsaraShares $r }
    certificates = { param($r) Get-SamsaraCertificates $r }
}
if ($Section -ne 'all') {
    $result = Invoke-SamsaraSection $Section $collectors[$Section]
    ConvertTo-Json -InputObject $result -Depth 12 -Compress
    exit 0
}
# Direct PowerShell use emits the same complete inventory envelope as the Python backend.
$inventory = [ordered]@{ roles=@(); services=@(); network=@(); tasks=@(); software=@(); storage=@(); certificates=@() }
$checks = [ordered]@{}
$collectedAt = Get-SamsaraTimestamp
$server = $null
foreach ($name in $collectors.Keys) {
    $result = Invoke-SamsaraSection $name $collectors[$name]
    $checks[$name] = ConvertTo-SamsaraCheck $result
    if ($name -eq 'system') {
        $server = $result.data
        if ([int]$server.product_type -notin @(2,3) -or $server.os_version -notin @('2016','2019','2022','2025')) {
            [Console]::Error.WriteLine('Unable to verify a supported Windows Server identity. No inventory emitted.')
            exit 2
        }
    } elseif ($name -eq 'shares') { $inventory.storage += @($result.data) }
    else { $inventory[$name] = @($result.data) }
}
ConvertTo-Json -InputObject ([ordered]@{ schema_version='1.0'; synthetic=$false; collected_at=$collectedAt
    server=$server; checks=$checks; inventory=$inventory }) -Depth 14 -Compress

exit 0