<#


.INFORMATION
====================================================================================
     Made with:           PrimalPad
     Made by:             Christer
     Organization:        A2G Gruppen AS


.DESCRIPTION
====================================================================================

    IMPORTANT!

    First INSTALL this MODULE:
    - Run PowerShell as administrator and enter the install commands below

        [AZSBTools] Used for getting the dates, like the first tuesday of the month
            Install-Module AZSBTools -Force -AllowClobber -Scope CurrentUser -SkipPublisherCheck

    The Optimize-Volume cmdlet optimizes a volume, performing defragmentation, trim, slab consolidation, and storage tier processing.
    If no parameter is specified, then the default operation will be performed per the drive type as follows.

    HDD, Fixed VHD, Storage Space. -Analyze -Defrag.
    Tiered Storage Space. -TierOptimize.
    SSD with TRIM support. -Retrim.
    Storage Space (Thinly provisioned), SAN Virtual Disk (Thinly provisioned), Dynamic VHD, Differencing VHD. -Analyze -SlabConsolidate -Retrim.
    SSD without TRIM support, Removable FAT, Unknown. No operation.

    This script will only run on the first friday of the month.
    Schedule it to run every friday.

#>

$TargetDate = Get-DayOfMonth -DayOfWeek Friday -First
$Today = Get-Date

if ($Today -like $TargetDate) {

    DISM /Online /Cleanup-Image /RestoreHealth
    Repair-Volume -DriveLetter C -SpotFix
    Optimize-Volume -DriveLetter C -ReTrim -Verbose

} else {

    Exit

}