# -*- coding: utf-8 -*-

require 'zip'

module Bio
  module FastQC
    class Data
  		class << self
  			def read(file)
  				read_zipfile(file)
  			rescue Zip::Error
  				read_flatfile(file)
        rescue Errno::EISDIR
          read_dir(file)
  			end

  			def read_zipfile(file)
  				Zip::File.open(file) do |zipfile|
  					zipfile.glob('*/fastqc_data.txt').first.get_input_stream.read
  				end
  			end

  			def read_flatfile(file)
  				open(file).read
  			end

  			def read_dir(file)
  				open(File.join(file, "fastqc_data.txt")).read
  			rescue Errno::ENOENT
  				puts "FastQC data file fastqc_data.txt not found"
  				exit
  			end
  		end
  	end
  end
end