require 'zlib'

class Numeric
  def to_digits(num = 3)
    str = to_s
    (num - str.size).times { str = str.prepend("0") }
    return str
  end
end

module Scripts
  def self.dump(path = "Data/Scripts", rxdata = "Data/Scripts.rxdata")
    scripts = File.open(rxdata, 'rb') { |f| Marshal.load(f) }
    if scripts.length < 10
      p "Scripts look like they're already extracted. Not doing so again."
      return
    end
    create_directory(path)
    clear_directory(path)
    folder_id = [1, 1]   # Can only have two layers of folders
    file_id = 1
    level = 0   # 0=main path, 1=subfolder, 2=sub-subfolder
    folder_path = path
    folder_name = nil
    scripts.each_with_index do |e, i|
      _, title, script = e
      title = title_to_filename(title).strip
      script = Zlib::Inflate.inflate(script).delete("\r")
      next if title.empty? && script.empty?
      section_name = nil
      if title[/\[\[\s*(.+)\s*\]\]$/]   # Make a folder
        section_name = $~[1].strip
        section_name = "unnamed" if !section_name || section_name.empty?
        folder_num =  (i < scripts.length - 2) ? folder_id[level].to_digits(3) : "999"
        folder_name = folder_num + "_" + section_name
        create_directory(folder_path + "/" + folder_name)
        folder_id[level] += 1
        if level < folder_id.length-1
          level += 1   # Go one level deeper
          folder_id[level] = 1   # Reset numbering of subfolders
          folder_path += "/" + folder_name
          folder_name = nil
        end
        file_id = 1   # Reset numbering of script files
      elsif title.start_with?("=====")   # Return to top level directory
        level = 0
        folder_path = path
        folder_name = nil
      end
      # Create script file
      next if script.empty?
      this_folder = folder_path
      this_folder += "/" + folder_name if folder_name
      section_name ||= title.strip
      section_name = "unnamed" if !section_name || section_name.empty?
      file_num =  (i < scripts.length - 1) ? file_id.to_digits(3) : "999"
      file_name = file_num + "_" + section_name + ".rb"
      create_script(this_folder + "/" + file_name, script)
      file_id += 1   # Increment numbering of script files
    end
    # Backup Scripts.rxdata to ScriptsBackup.rxdata
    File.open("Data/ScriptsBackup.rxdata", "wb") do |f|
      Marshal.dump(scripts, f)
    end
    # Replace Scripts.rxdata with ScriptsLoader.rxdata
    createLoaderScripts(rxdata)
  end

  def self.createLoaderScripts(rxdata)
	txt = "x\x9C}SM\x8F\x9B0\x10\xBDG\xCA\x7F\x18\xD8H\x8062\x9Bc\x0Fi\x0F\xDD\xB6\xEA\xA9\xD5&7H\x11\x1FC\xE2.\xB1\x91m\x9AnC\xFE{m\b8t\xDB^\x80\xF9z3\xF3\xE6q\a\xDB\x03\x95Pp\x94\xC0\xB8\x82\x13\x17\xCF@KP\a\x84}zD\xD0Ad\xB9x\xA9\x15\x16\xCE|6\x9F\x15\xA8\xA3\"\xCD1K\xF3\xE7D`\xCD\x85\x9A\xCF\x00\x8C\xD9\xF9a\r\v\x87\x8C&\xC9+\xCEp\x92A0\xCD\x0Fgh3\xD5\x1A\xBF\x8E(\"\x9B\xCC\xF1\xC3\xF8\xEC\xC7\xC5}\x10_\xC2\x00\xCEntw^\xAC.;\xFD|\xFA\xB4\xD9$\x9B\xF7O\x9F\xBFn7\xD1bE\x14O\xE8.Z\xED.\xEE\xC5 t\x0F\x81\xAA\x11\xCC\xF4>\xA2\x94\xE9\x1E\xE1\x1E\xDC\x98\xC5\xCC\xD5\x1F\xB6\xF7wN\x99\xAF\xFDn0\x9F!+\x86\x95DJ%&v1\x14\x82\v\x03\xAB\xC9\xB0\x90D\xD2_\bo\xD7\xF0\xE6\xE1\xA1\x1F\xFD#\xAD\x90\xF0\x1A\x99\xEF\x8D\xC5\xA4\xE2{o\t\xDE\xC9\xD3[@[\xB6P\x92\x93\xA0\n\xFD\x85\x13\xF4\xC3B\xDF\x10\xBC\xEDPd\x98V\x9CCF\xF7\x04\xBE4\xAAn\x14P\x06SPS\x8A\x95\xC4\e\x88\xCEe\xF6\xB8Y\xA6\xE2i\x91\xC8\\\xD0Z\xC9\xA4\x14\xFC\x98\x94\xBC*P\xF8u\xAA\x0E\x81\xA9(\xF5\xD8RC\xAC!\xDAuv\x17\x97\xA3\xFDH\x05)\xB90\x87\xEA\x8B\xB4D\xCC&}c\x86?\x95!\xA6\x84\xF5\x1A<\xE2A\xDB\x0E\xDF\xC4\xEBSt\xB4\xA3\xA6\xA0\x02s\xC5\xC5\xCB\xBB\x0E\xC7\xDC$4\a)\x83>olM\xEAF\x1E\xFC20\x95N\x19\x85\xDFb\x12\xEE\xFA\x1C\xBB\xF1u\xF0\xDB\\\x9D\x1A\x13\x91-B:d\e\x1E\xC6W\x9F/\xB5H\x1Dk\x9A\xB5&\v\xE5\xBC0\xBA\xB5\xC7\x9C\xCE\xBA\x04W\xB8\xFD-uF\xDB\xA1\x10MN1\x1C3\xC3=e\xC3\x88\xF8#\xAD|\x83\xB8\x04F\xAB\xE5\xB8\xAA@\x997\b\x9B\xEE.\x1F\x06}Y-\xDC\x04\b\xC3\x93oe7\x01\x18\x8AnUi~\x1Ek/_\xFD\xA0\xC1\xA4\xD3\xDFd\xFE\x8A\xB7\xEBU,sW\x87\xE5\xAEs\\\t\xFC\xAF\xE2,\x91\x9D/\xF8S\xB2\xFF,v\x1FS\x95\x86=/\xD2\r~\x03\x01\xDDe\xDF"
    File.open(rxdata, "wb") do |f|
      Marshal.dump([[62054200, "Main", txt]], f)
    end
  end

  def self.from_folder(path = "Data/Scripts", rxdata = "Data/Scripts.rxdata")
    scripts = File.open(rxdata, 'rb') { |f| Marshal.load(f) }
    if scripts.length > 10
      p "Scripts.rxdata already has a bunch of scripts in it. Won't consolidate script files."
      return
    end
    scripts = []
    aggregate_from_folder(path, scripts)
    # Save scripts to file
    File.open(rxdata, "wb") do |f|
      Marshal.dump(scripts, f)
    end
  end

  def self.aggregate_from_folder(path, scripts, level = 0)
    files = []
    folders = []
    Dir.foreach(path) do |f|
      next if f == '.' || f == '..'
      if File.directory?(path + "/" + f)
        folders.push(f) if !f[/^\./]
      else
        files.push(f) if f[/\.rb$/i]
      end
    end
    # Aggregate individual script files into Scripts.rxdata
    files.sort!
    files.each do |f|
      section_name = filename_to_title(f)
      content = File.open(path + "/" + f, "rb") { |f2| f2.read }#.gsub(/\n/, "\r\n")
      scripts << [rand(999_999), section_name, Zlib::Deflate.deflate(content)]
    end
    # Check each subfolder for scripts to aggregate
    folders.sort!
    folders.each do |f|
      section_name = filename_to_title(f)
      scripts << [rand(999_999), "==================", Zlib::Deflate.deflate("")] if level == 0
      scripts << [rand(999_999), "", Zlib::Deflate.deflate("")] if level == 1
      scripts << [rand(999_999), "[[ " + section_name + " ]]", Zlib::Deflate.deflate("")]
      aggregate_from_folder(path + "/" + f, scripts, level + 1)
    end
  end

  def self.filename_to_title(filename)
    filename = filename.bytes.pack('U*')
    title = ""
    if filename[/^[^_]*_(.+)$/]
      title = $~[1]
      title = title[0..-4] if title.end_with?(".rb")
      title = title.strip
    end
    title = "unnamed" if !title || title.empty?
    title.gsub!(/&bs;/, "\\")
    title.gsub!(/&fs;/, "/")
    title.gsub!(/&cn;/, ":")
    title.gsub!(/&as;/, "*")
    title.gsub!(/&qm;/, "?")
    title.gsub!(/&dq;/, "\"")
    title.gsub!(/&lt;/, "<")
    title.gsub!(/&gt;/, ">")
    title.gsub!(/&po;/, "|")
    return title
  end

  def self.title_to_filename(title)
    filename = title.clone
    filename.gsub!(/\\/, "&bs;")
    filename.gsub!(/\//, "&fs;")
    filename.gsub!(/:/, "&cn;")
    filename.gsub!(/\*/, "&as;")
    filename.gsub!(/\?/, "&qm;")
    filename.gsub!(/"/, "&dq;")
    filename.gsub!(/</, "&lt;")
    filename.gsub!(/>/, "&gt;")
    filename.gsub!(/\|/, "&po;")
    return filename
  end

  def self.create_script(title, content)
    f = File.new(title, "wb")
    f.write content
    f.close
  end

  def self.clear_directory(path, delete_current = false)
    Dir.foreach(path) do |f|
      next if f == '.' || f == '..'
      if File.directory?(path + "/" + f)
        clear_directory(path + "/" + f, true)
      else
        File.delete(path + "/" + f)
      end
    end
    Dir.delete(path) if delete_current
  end

  def self.create_directory(path)
    paths = path.split('/')
    paths.each_with_index do |_e, i|
      if !File.directory?(paths[0..i].join('/'))
        Dir.mkdir(paths[0..i].join('/'))
      end
    end
  end
end

Scripts.dump
#Scripts.from_folder