'//on error resume next

set objArgs = wscript.Arguments

if objArgs.count < 1 then
   wscript.echo "Usage defragAnalysis volume"
   wscript.quit(1)
end if

strVolume = Replace(objArgs(0), "\", "\\")

'// Get the volume
strQuery = "select * from Win32_Volume where Name = '" & strVolume & "'"

set VolumeSet = GetObject("winmgmts:").ExecQuery(strQuery)

for each obj in VolumeSet
    set Volume = obj
	exit for
next


wscript.echo "Volume: " & Volume.Name

Result = Volume.DefragAnalysis(fRecommended, objReport)
wscript.echo "result " & result
strMessage = MapErrorCode("Win32_Volume", "DefragAnalysis", Result)
wscript.echo "Volume.DefragAnalysis returned: " & Result & " : " & strMessage

if Result = 0 then
    wscript.echo "Analysis Report"
    wscript.echo ""
    wscript.echo "    Volume size                 = " & objReport.VolumeSize
    wscript.echo "    Cluster size                = " & objReport.ClusterSize
    wscript.echo "    Used space                  = " & objReport.UsedSpace
    wscript.echo "    Free space                  = " & objReport.FreeSpace
    wscript.echo "    Percent free space          = " & objReport.FreeSpacePercent
    wscript.echo ""
    wscript.echo "Volume fragmentation"
    wscript.echo "    Total fragmentation         = " & objReport.TotalPercentFragmentation
    wscript.echo "    File fragmentation          = " & objReport.FilePercentFragmentation
    wscript.echo "    Free space fragmentation    = " & objReport.FreeSpacePercentFragmentation
    wscript.echo ""
    wscript.echo "File fragmentation"
    wscript.echo "    Total files                 = " & objReport.TotalFiles
    wscript.echo "    Average file size           = " & objReport.AverageFileSize
    wscript.echo "    Total fragmented files      = " & objReport.TotalFragmentedFiles
    wscript.echo "    Total excess fragments       = " & objReport.TotalExcessFragments
    wscript.echo "    Average fragments per file   = " & objReport.AverageFragmentsPerFile
    wscript.echo ""
    wscript.echo "Pagefile fragmentation"
    wscript.echo "    Pagefile size                = " & objReport.PagefileSize
    wscript.echo "    Total fragments              = " & objReport.TotalPagefileFragments
    wscript.echo ""
    wscript.echo "Folder fragmentation"
    wscript.echo "    Total folders                = " & objReport.TotalFolders
    wscript.echo "    Fragmented folders           = " & objReport.FragmentedFolders
    wscript.echo "    Excess folder fragments      = " & objReport.ExcessFolderFragments
    wscript.echo ""
    wscript.echo "Master File Table (MFT) fragmentation"
    wscript.echo "    Total MFT size               = " & objReport.TotalMFTSize
    wscript.echo "    MFT record count             = " & objReport.MFTRecordCount
    wscript.echo "    Percent MFT in use           = " & objReport.MFTPercentInUse
    wscript.echo "    Total MFT fragments          = " & objReport.TotalMFTFragments
    wscript.echo ""

    if fRecommended = True then
       wscript.echo "this volume should be defragged"
    else
       wscript.echo "this volume does not need to be defragged"
    end if
end if


Function MapErrorCode(ByRef strClass, ByRef strMethod, ByRef intCode)
    set objClass = GetObject("winmgmts:").Get(strClass, &h20000)
    set objMethod = objClass.methods_(strMethod)
    values = objMethod.qualifiers_("values")
    if ubound(values) < intCode then
       wscript.echo " FAILURE - no error message found for " & intCode & " : " & strClass & "." & strMethod
       f.writeline ("FAILURE - no error message found for " & intCode & " : " & strClass & "." & strMethod)
       MapErrorCode = ""
    else
       MapErrorCode = values(intCode)
    end if
End Function