class PdfPrinter < ActionPrinter
  #IKKE FÆRDIG
  def do_render(print_job,*args)
    path = print_job.view_template_path
    # TODO vi får en fejl her når vi begynder at mixe modellerne f.eks. Employee.find_by_sql('select * from products')
    locals = { resource_class: print_job.printing_class.constantize, collection: print_job.printing_class.constantize.find_by_sql( print_job.print_sql)  }
    #
    # TODO args must be mergeable ;)
    # if args.flatten.compact.any?
    #   locals.merge! args
    # end
      # html = ActionView::Base.new(Rails.configuration.paths['app/views']).render(
      #   file: 'accounts/record.html.haml',
      #   # partial: 'test',
      #   formats: [:html],
      #   handlers: [:erb,:haml],
      #   locals: { variable: 'value' }
      # )
      #

    of = html_file render( file: path, formats: [:html], handlers: [:haml,:erb], locals: locals)
    logit :info, "created a html file: #{of.path}"
    #
    # calls java -jar with the oxen_printer gem lib/java_pdf/barcodeprinter.jar - as in java -jar /Users/walther/Projects/Gems/oxen_printer/lib/java_pdf/barcodeprinter.jar $1 $2
    var = %x[ bin/printer_cmd.sh #{of.path} #{pdf_file_path}  ]
    logit :info, "converted the html file to a PDF file: #{pdf_file_path}"
    true
  rescue => e
    logit :error, "Rendering to PDF failed! The error was #{e.message}"
    false
  end

  def do_print copies
    result = nil
    prn = printer
    unless prn.command.blank?
      pdf_path =  pdf_file_path.split("/")[-1]
      pap = paper || prn.paper
      cmd = prn.command.gsub( /\$1/, prn.cups_printer ).gsub( /\$2/, pap ).gsub( /\$3/, pdf_file_path ).gsub( /\$4/, pdf_path )
      if copies > 1
        cmdargs = cmd.split(" ")
        f = cmdargs.pop
        cmdargs.push "-n", copies, f
        cmd = cmdargs.join(" ")
      end
      # Here we start actually printing
      # $1 is the CUPS printer
      # $2 is the PDF file_path_and_name
      # $3 is the PDF filename
      # the command being something along the lines of: lp -d $1 -o media=a4 $2
      return `#{cmd}`
    end
  rescue
    false
  end

  def file_path
    pdf_file_path
  end

  def get_file_type
    "application/pdf"
  end


end