various mass file manipulation scripts (PowerShell)

batch-subfolder-move.ps1

## Move files from a large-sized folder into smaller-sized subfolders

# Define variables
$sourceFolder = "C:\Path\To\SrcFolder"
$destinationFolder = "C:\Path\To\DestFolder"
$batchSize = 10000
$folderCounter = 1

# Create new subfolder in destination folder
$folderName = $folderCounter.ToString().PadLeft(4, '0')
$folderPath = Join-Path $destinationFolder $folderName
New-Item -ItemType Directory -Force -Path $folderPath

# Loop through files in source folder
$counter = 0
Get-ChildItem $sourceFolder -File | ForEach-Object {
    # Move file to new subfolder
    $destination = Join-Path $folderPath $_.Name
    Move-Item $_.FullName $destination -Force

    # Increment counter
    $counter++

    # Create new subfolder if batch size is reached
    if ($counter -eq $batchSize) {
        $counter = 0
        $folderCounter++
        $folderName = $folderCounter.ToString().PadLeft(4, '0')
        $folderPath = Join-Path $destinationFolder $folderName
        New-Item -ItemType Directory -Force -Path $folderPath
    }
}

delete-files-with-name-like.ps1

# Define variables
$folderPath = ".\imgs"
$textToMatch = "some part of text"

# Find recursively and delete each file one-at-a-time
Get-ChildItem $folderPath -Recurse -File | Where-Object { $_.Name -like "*$textToMatch*" } | ForEach-Object {
	Write-Host $_.FullName
    Remove-Item $_.FullName -Force
}

rename-files-with-name-like.ps1

# Define variables
$folderPath = "C:\Path\To\Folder"
$patternToMatch = "pattern to match"
$newFileName = "new file name"

# Find and rename each file that matches the pattern
Get-ChildItem -Path $folderPath -Recurse -File | Where-Object { $_.Name -match $patternToMatch } | ForEach-Object {
    $newName = $_.Name -replace $patternToMatch, $newFileName
    $newPath = Join-Path -Path $_.Directory.FullName -ChildPath $newName
	Write-Host $_.FullName $newName
    Rename-Item -Path $_.FullName -NewName $newName
}