GR-1-SampleOrganizer.ps1

# Split files into separate directories based on specified "FilesPerFolder" default is 15 based on GR-1 file browser

param(
[Parameter(Mandatory=$true,HelpMessage="This is the location of a directory that contains samples, it will be broken into numbered folders to reduce the number of samples in a single folder.")]
[string]$Directory,
[int]$FilesPerFolder = 15
)

# Set Variables
[int]$DirectoryCounter = 1
[int]$FileCounter = 0

# Get List of Sample Files in Directory Specified
$Include = "*.wav","*.ogg","*.flac","*.aiff","*.avr","*.XI"
$DirectoryWC = $Directory + "\*"
$SampleFiles = Get-ChildItem -Path $DirectoryWC -Include $Include

# Create the first subfolder
$NewDirectory = ("{0:d2}" -f $DirectoryCounter).ToString()
New-Item -ItemType Directory -Path $Directory\$NewDirectory -Force

foreach ($File in $SampleFiles)
{
    $FileCounter ++

    # Move Files to new Dir
    $Destination = $NewDirectory + "\" + $file.Name
    Move-Item -Path $File.FullName -Destination $Destination -Verbose

    If ($FileCounter -eq $FilesPerFolder)
    {
        $FileCounter = 0
        $DirectoryCounter ++

        # Create subsequent subfolder(s)
        $NewDirectory = ("{0:d2}" -f $DirectoryCounter).ToString()
        New-Item -ItemType Directory -Path $Directory\$NewDirectory -Force
    }
}