Module: Drakkon::Images::BulkRename

Defined in:
lib/drakkon/lib/images/bulk_rename.rb

Overview

This renames png’s in a directory to match the index_frame 0..10 etc

Class Method Summary collapse

Class Method Details

.images ⇒ Object 



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# File 'lib/drakkon/lib/images/bulk_rename.rb', line 61

def self.images
  # Dir["#{Dir.pwd}/*.png"].sort_by(&:File.basename)

  Dir["#{Dir.pwd}/*.png"]
end

.prompt ⇒ Object 



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# File 'lib/drakkon/lib/images/bulk_rename.rb', line 67

def self.prompt
  TTY::Prompt.new(active_color: :cyan, interrupt: :exit)
end

.run!(args = []) ⇒ Object 



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# File 'lib/drakkon/lib/images/bulk_rename.rb', line 5

def self.run!(args = [])
  args ||= []
  sort_method = if args.empty?
                  :mtime
                else
                  args.shift.to_sym
                end

  # Lazy Safety
  sort_method = :mtime unless %i[name mtime].include?(sort_method)

  puts <<~HELP
              Usage [sort_method = mtime, name]
              - Run in the directory you wish to rename the images (uses mtime)

              Current Directory;
                #{Dir.pwd.pastel(:yellow)}

    Images:
  HELP

  list = sorted_images(sort_method)

  list.each do |img|
    img_s = img.gsub("#{Dir.pwd}/", '').pastel(:yellow)
    puts "  - #{img_s}"
  end
  puts

  exit unless prompt.yes? "#{'Are you sure?'.pastel(:bright_yellow)} Rename!? #{'(Destructive)'.pastel(:red)}"

  start(list)
end

.sorted_images(sort_method) ⇒ Object 



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# File 'lib/drakkon/lib/images/bulk_rename.rb', line 54

def self.sorted_images(sort_method)
  case sort_method
  when :mtime then images.sort_by { |x| File.mtime(x) }
  when :name then images.sort_by { |x| File.basename(x) }
  end
end

.start(list) ⇒ Object 



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# File 'lib/drakkon/lib/images/bulk_rename.rb', line 39

def self.start(list)
  # Create tmp_dir to send stuff too
  Dir.mktmpdir do |tmp_dir|
    # Move / rename all out into tmp_dir to avoid clobbering
    list.each_with_index do |f, i|
      FileUtils.mv(f, "#{tmp_dir}/#{i}.png")
    end

    # Move all back
    Dir["#{tmp_dir}/*.png"].each do |f|
      FileUtils.mv(f, Dir.pwd)
    end
  end
end