module YAMG

# File lib/yamg.rb, line 67
def info(msg, color = :red)
  return unless debug
  puts Rainbow(msg).send(color)
end

# File lib/yamg.rb, line 26
def init
  if File.exist?(CONFIG_FILE)
    puts "File exists: '#{CONFIG_FILE}'"
    exit 1
  end
  src = File.join(File.dirname(__FILE__), 'yamg', 'yamg.yml')
  FileUtils.cp(src, CONFIG_FILE)
  puts_and_exit("Created configuration file '#{CONFIG_FILE}'", :black)
end

# File lib/yamg.rb, line 36
def load_config(conf = CONFIG_FILE)
  self.config = YAML.load_file(conf).freeze
rescue Errno::ENOENT
  puts_and_exit('Create config! Run: `yamg init`')
end

# File lib/yamg.rb, line 42
def load_images(dir)
  return [dir] unless File.extname(dir).empty?
  Dir["#{dir}/*.{svg,png,jpg}"].map { |f| File.basename(f) }
rescue TypeError
  puts_and_exit("Bad config file path: #{dir}")
end

# File lib/yamg.rb, line 72
def puts_and_exit(msg, color = :red)
  puts
  puts Rainbow('---').black
  puts Rainbow(msg).send(color)
  exit color == :red ? 1 : 0
end

# File lib/yamg.rb, line 49
def run(comm)
  puts comm if debug
  system(comm)
end

# File lib/yamg.rb, line 59
def run_ffmpeg
end

# File lib/yamg.rb, line 62
def run_imagemagick(comm)
  shell = MiniMagick::Shell.new # (whiny)
  shell.run(comm).strip
end

# File lib/yamg.rb, line 54
def run_rsvg(src, out, args = nil)
  FileUtils.mkdir_p File.dirname(out)
  run "rsvg-convert #{args} #{src} > #{out}"
end