module DataFiles

# File lib/shunkuntype/db.rb, line 8
def self.prepare
  data_path = File.join(ENV['HOME'], '.shunkuntype','training_data.txt')

  create_file_if_not_exists(data_path)
end

# File lib/shunkuntype/db.rb, line 25
def self.create_data_files
  if File::exist?("./speed_data.txt") then
    system "mv ./speed_data.txt #{Shunkuntype::SPEED_FILE}"
    print "moving ./speed_data.txt #{Shunkuntype::SPEED_FILE}.\n"
  end
  if File::exist?("./training_data.txt") then
    system "mv ./training_data.txt #{Shunkuntype::TRAIN_FILE}"
    print "moving ./training_data.txt #{Shunkuntype::TRAIN_FILE}.\n"
  end
  if File::exist?(Shunkuntype::SPEED_FILE) then
    print "#{Shunkuntype::SPEED_FILE} exits.\n"
  else
    File::open(Shunkuntype::SPEED_FILE,'a')
    print "make #{Shunkuntype::SPEED_FILE}\n"
  end
  if File::exist?(Shunkuntype::TRAIN_FILE) then
    print "#{Shunkuntype::TRAIN_FILE} exits.\n"
  else
    File::open(Shunkuntype::TRAIN_FILE,'a')
    print "make #{Shunkuntype::TRAIN_FILE}\n"
  end
end

# File lib/shunkuntype/db.rb, line 14
def self.create_file_if_not_exists(path)
  create_file_path(path)

  return if File::exists?(path)
  create_data_files
end

# File lib/shunkuntype/db.rb, line 21
def self.create_file_path(path)
  FileUtils.mkdir_p File.dirname(path)
end