<#
Author: Gabe Kerntke
Date: 12-09-2023

.Synopsis

.Modified
2023-12-09 (GabeK) - Original script created

#>

[CmdletBinding(ConfirmImpact = 'Low')] 
Param(
    [Parameter(Mandatory = $false,
        ValueFromPipeLine = $true,
        ValueFromPipeLineByPropertyName = $true,
        Position = 0)]
    [String[]]$ComputerName = $env:COMPUTERNAME
)

# Start Script #
Set-ExecutionPolicy -ExecutionPolicy RemoteSigned -Force 

#Get-CimInstance -ClassName Win32_Desktop | Select-Object Name, ScreenSaverActive, ScreenSaverTimeout | Where-Object [ScreenSaverActive -eq True]

Get-CimInstance -ClassName Win32_BIOS

Get-CimInstance -ClassName Win32_ComputerSystem | Format-List

$test = Get-CimInstance -ClassName Win32_ComputerSystem | Select-Object -ExpandProperty TotalPhysicalMemory
$test2 = $test / 1GB
$test2.Tostring(".00") + "GB"

Get-CimInstance -ClassName Win32_Processor | Select-Object -ExpandProperty Name

Get-CimInstance -ClassName Win32_ComputerSystem | Select-Object -ExpandProperty SystemType

$Result = @()
foreach ($Computer in $ComputerName) {
    try {
        Get-WmiObject -ComputerName $Computer -Class Win32_logicaldisk -ErrorAction Stop | Where-Object { $_.DriveType -eq 3 } | ForEach-Object {
            $Query = "SELECT BlockSize FROM Win32_volume WHERE DriveLetter ='$($_.DeviceID)'"
            $Splatt = @{
                ComputerName    = $Computer
                DriveLetter     = $_.DeviceID
                'BlockSize(KB)' = (Get-WmiObject -ComputerName $Computer -Query $Query).Blocksize / 1KB
                Description     = $_.Description
                FileSystem      = $_.FileSystem
                'Size(GB)'      = '{0:N0}' -f ($_.Size / 1GB)
                'Free(GB)'      = '{0:N0}' -f ($_.FreeSpace / 1GB)
                'Free(%)'       = '{0:N0}' -f ($_.FreeSpace / $_.Size * 100)
                Compressed      = $_.Compressed
                VolumeName      = $_.VolumeName
            }
            $Result += New-Object -TypeName PSObject -Property $Splatt
        }
    }
    catch {
        Write-Verbose "Unable to read disk information from computer $Computer"
    }
}
$Result | Select-Object ComputerName, DriveLetter, 'BlockSize(KB)', 'Size(GB)', 'Free(GB)', 'Free(%)', FileSystem, Compressed, VolumeName, Description
# End Script #