require "ruport"
require "pdf/writer"

module Ruport

  class Format::Engine::Order < Format::Engine

    # company header
    attribute :company_data

    # order meta data
    attributes [:comments,:custcode,:custref,:date,:email,:name,:phone,:ref]

    renderer do
      build_company_header
      build_order_header
      active_plugin.render_order
    end

    alias_engine Order, :order_engine
    Format.build_interface_for Order, :order

  end

  class Format::Plugin::PDFPlugin < Format::Plugin

    attribute :pdf, PDF::Writer.new( :paper => "A4")

    renderer :order do
        require "pdf/writer"
        require "pdf/simpletable"
        return unless defined? PDF::Writer

        pdf.start_page_numbering(500, 20, 8, :right)
        #Report Title
        pdf.text "Order", :font_size => 28, :justification => :right


        # order contents
        pdf.y = 620

        PDF::SimpleTable.new do |table|
          table.width = 450
          table.orientation = :center
          table.data = data
          table.show_lines = :outer
          table.column_order = data.fields
          table.render_on(pdf)
          table.font_size = 12
        end


        # footer
        pdf.open_object do |footer|
          pdf.save_state
          pdf.stroke_color! Color::Black
          pdf.stroke_style! PDF::Writer::StrokeStyle::DEFAULT

          pdf.add_text_wrap(50, 20, 200, "Printed at " + Time.now.strftime("%H:%M %d/%m/%Y"), 8)

          pdf.restore_state
          pdf.close_object
          pdf.add_object(footer, :all_pages)
        end

        pdf.stop_page_numbering(true, :current)
        pdf.render
    end

    # Company Information in top lefthand corner
    helper(:build_company_header) { |eng|

      if eng.company_data.class == Array

        PDF::SimpleTable.new do |table|
          @values = []
          eng.company_data.each do |line|
            @values << { "value" => line}
          end
          table.data = @values
          table.column_order = ["value"]
          table.show_headings = false
          table.font_size = 10
          table.show_lines = :outer
          table.shade_rows = :none
          table.width = 200
          table.position = :left
          table.orientation = :right
          table.render_on(pdf)
        end
      end
    }

    # Order details
    helper(:build_order_header) { |eng|

      pdf.add_text_wrap(310, 750, 80, "Date:", 12)
      pdf.add_text_wrap(310, 730, 80, "Ref:", 12)
      pdf.add_text_wrap(310, 710, 80, "Customer:", 12)
      pdf.add_text_wrap(310, 690, 80, "Cust Ref:", 12)
      pdf.add_text_wrap(310, 670, 80, "Phone:", 12)
      pdf.add_text_wrap(310, 650, 80, "Email:", 12)

      pdf.add_text_wrap(390, 750, 200, eng.date.to_s, 12) unless eng.date.nil?
      pdf.add_text_wrap(390, 730, 200, eng.ref, 12)
      pdf.add_text_wrap(390, 710, 200, eng.name, 12)
      pdf.add_text_wrap(390, 690, 200, eng.custref, 12)
      pdf.add_text_wrap(390, 670, 200, eng.phone, 12)
      pdf.add_text_wrap(390, 650, 200, eng.email, 12)
    }

    register_on :order_engine
  end
end