# ======================
# Hostinformatie
# ======================
$hostname = $env:COMPUTERNAME
$fqdn = ([System.Net.Dns]::GetHostByName($hostname)).HostName
$ipAddresses = (Get-NetIPAddress -AddressFamily IPv4 | Where-Object { $_.IPAddress -notlike "127.*" }).IPAddress -join ", "

# ======================
# Systeeminformatie
# ======================
$computerSystem = Get-CimInstance -ClassName Win32_ComputerSystem
$manufacturer = $computerSystem.Manufacturer
$productName = $computerSystem.Model
$serialNumber = (Get-CimInstance -ClassName Win32_BIOS).SerialNumber

# ======================
# BIOS
# ======================
$bios = Get-CimInstance -ClassName Win32_BIOS
$biosVersion = ($bios.SMBIOSBIOSVersion)
$biosDate = $bios.ReleaseDate

# ======================
# CPU
# ======================
$cpu = Get-CimInstance -ClassName Win32_Processor | Select-Object -First 1
$cpuModel = $cpu.Name
$cpuSockets = (Get-CimInstance -ClassName Win32_Processor).Count

# ======================
# GEHEUGEN
# ======================
$memoryModules = Get-CimInstance -ClassName Win32_PhysicalMemory
$memoryTotalGB = [math]::Round(($memoryModules | Measure-Object -Property Capacity -Sum).Sum / 1GB,0)

# ======================
# SCHIJVEN
# ======================
$disks = Get-CimInstance -ClassName Win32_DiskDrive | Select-Object DeviceID, Model, Size, MediaType
$diskCount = $disks.Count

# ======================
# DOKUWIKI OUTPUT
# ======================
Write-Output "^ $hostname        ^  ^"
Write-Output "| FQDN          | $fqdn |"
Write-Output "| IP address    | $ipAddresses |"
Write-Output ""
Write-Output "^ Eigenschap        ^ Waarde ^"
Write-Output "| Fabrikant         | $manufacturer |"
Write-Output "| Productnaam       | $productName |"
if ($null -ne $serialNumber) {
    Write-Output "| Serienummer       | $serialNumber |"
}
Write-Output "| BIOS-versie       | $biosVersion |"
Write-Output "| BIOS-datum        | $biosDate |"
Write-Output "| CPU-model         | $cpuModel |"
Write-Output "| CPU-sockets       | $cpuSockets |"
Write-Output "| Totaal geheugen   | ${memoryTotalGB} GB |"
Write-Output "| Aantal schijven   | $diskCount |"
Write-Output ""
Write-Output "^ Schijf ^ Model ^ Grootte ^ Type ^"

foreach ($disk in $disks) {
    $diskSizeGB = [math]::Round($disk.Size / 1GB,0)
    $diskType = switch ($disk.MediaType) {
        "Fixed hard disk media" { "HDD" }
        "Removable Media" { "USB/Removable" }
        "SSD" { "SSD" }
        default { "Onbekend" }
    }
    Write-Output "| $($disk.DeviceID) | $($disk.Model) | ${diskSizeGB} GB | $diskType |"
}