require 'picsolve_docker_builder/base'

module PicsolveDockerBuilder
  module Builder
    # File helper to add files to tars
    class File
      include PicsolveDockerBuilder::Base
      attr_reader :path
      def initialize(path, opts = {})
        @opts = opts
        @path = path
      end

      def content
        return @opts[:content] if @opts.key? :content

        return read_source if @opts.key? :source

        fail 'No content found'
      end

      def destination
        @opts[:destination]
      end

      def add_to_image?
        @opts.key? :destination
      end

      def source
        @opts[:source]
      end

      def mode
        ::File.stat(source).mode
      end

      def add_to_tar(tar)
        log.debug "add file from #{source} to #{path} in tar"
        tar.add_file path, mode do |tf|
          ::File.open(source, 'rb') { |f| tf.write f.read }
        end
      end
    end
  end
end