Function zFormat-sizereadable() {
	param(
		[int64]$num
	)
	
	$unit =@("B","K","M","G","T")
	$i = 0
	while ($num -gt 1024 ) { $i++; $num = $num /1024 }
	return "{0} {1}" -f $num , $unit[$i]
	#( ([math]::Ceiling($num)).tostring() + " " + $unit[$i])
	#[string]::Format("{0:0.0}", $num)
}

function init()
{
	$script:ftToTalSize = @{label="ToTalSize" ; expression={(zFormat-sizereadable($_.Size))} ; alignment = "right" }
	$script:ftAllocatedSize = @{label="Allocated" ; expression={zFormat-sizereadable($_.AllocatedSize)} ; alignment = "right" }
	$script:ftOffset = @{label="Offset" ; expression={ zFormat-sizereadable($_.Offset) } ; alignment = "right"}
	$script:ftdDisk = @{label="Disk" ; expression={$_.Number}}
	$script:ftdName = @{label="Name" ; expression={$_.FriendlyName}}
	$script:ftdBus = @{label="Bus" ; expression={$_.BusType}}
	$script:ftdMedia = @{label="Media" ; expression={$_.MediaType}}
	$script:ftdStyle = @{label="Style" ; expression={$_.PartitionStyle}}
	$script:ftpDisk = @{label="Disk" ; expression={$_.DiskNumber}}
	$script:ftpPart = @{label="Part" ; expression={$_.PartitionNumber}}
	$script:ftpPartType = @{label="PartType" ; expression={$_.Type}}
	$script:ftpLetter = @{label="Ltr" ; expression={$L = ($_.DriveLetter).tostring();if ($L -match "[B-Z]") {$L} else {"-"}} ; alignment = "right" }
	$script:ftpIsActive = @{label="Active" ; expression={ switch ($_.IsActive) { True {"A"} } } ; alignment ="center"}
	$script:ftpIsBoot = @{label="Boot" ; expression={ switch ($_.IsBoot) { True {"B"} } }}
	$script:ftpAB = @{label="A-B" ; expression={ switch ($_.IsActive) { True {"Active"} } ; switch ($_.IsBoot) { True {"Boot"} } }}
}


function get-DiskPart() {
	$diskPhy = @(Get-PhysicalDisk)
	$disk = @( get-disk | sort-object { $_.DiskNumber } )
	$disk | add-member -NotePropertyName "MediaType" -NotePropertyValue ""
	foreach ( $x in $diskPhy ) {
		$disk | Where-Object { if ($_.UniqueId -eq $x.UniqueId) {$_.MediaType = $x.MediaType} }
	}
	$vol =@(get-volume)
	$part = @( Get-Partition | sort-object { $_.DiskNumber , $_.PartitionNumber } )
	$part | add-member -NotePropertyName "FSType" -NotePropertyValue ""
	$part | add-member -NotePropertyName "FSLabel" -NotePropertyValue ""

	$part | foreach-object {
        $pAccessPaths = $_.AccessPaths
		$v =  $vol | Where-Object { $pAccessPaths -contains $_.Path }
        if ( $v ) {
		    $_.FSType = $v.FileSystem
		    $_.FSLabel = $v.FileSystemLabel
        }
	}
	return $disk,$part
}

function list-diskpart() {
	$disk | Format-Table $ftdDisk,$ftdBus,$ftdMedia,$ftdStyle,$ftToTalSize,$ftAllocatedSize,$ftdName
	$part | Format-Table $ftpDisk,$ftpPart,$ftpLetter,FSType,$ftToTalSize,$ftpPartType,FSLabel	#,$ftpIsActive,$ftOffset
}

init
$disk,$part = get-DiskPart
list-diskpart
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