Class: Quote::CombinedPdfGenerator

Inherits:
BaseService show all
Defined in:
app/services/quote/combined_pdf_generator.rb

Defined Under Namespace

Classes: Result

Constant Summary collapse

TZ_COMPARISON_PDF_SKUS = 
%w[TEMPZONE-FLOOR-HEATING-COMPARISON-CHART-USA TEMPZONE-FLOOR-HEATING-COMPARISON-CHART-CANADA].freeze
CUSTOM_AGREEMENT_PDF_SKU = 
'CUSTOM-PRODUCT-ORDER-AGREEMENT-FORM'
CHECK_LIST_FH_SKU = 
'PRO-ELECTRICIAN-FLOOR-HEATING-CHECKLIST'
CHECK_LIST_SM_SKU = 
'SNOW-MELT-CHECKLIST-MATERIALS-AND-TOOLS-CHECKLIST'

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods inherited from BaseService

#log_debug, #log_error, #log_info, #log_warning, #logger, #options, #tagged_logger

Constructor Details

#initialize(options = {}) ⇒ CombinedPdfGenerator

Returns a new instance of CombinedPdfGenerator.



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# File 'app/services/quote/combined_pdf_generator.rb', line 15

def initialize(options = {})
  @quote_letter_generator = options[:quote_letter_generator] || Quote::LetterPdfGenerator.new
end

Instance Attribute Details

#quote_letter_generator ⇒ Object (readonly)

Returns the value of attribute quote_letter_generator.



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# File 'app/services/quote/combined_pdf_generator.rb', line 8

def quote_letter_generator
  @quote_letter_generator
end

Instance Method Details

#process(quote, options = nil) {|current_step, total_steps, "Building quote letter for #{quote.reference_number}"| ... } ⇒ Object

Yields:

  • (current_step, total_steps, "Building quote letter for #{quote.reference_number}") 


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# File 'app/services/quote/combined_pdf_generator.rb', line 19

def process(quote, options = nil)
  options ||= default_pdf_options
  options = options.deep_symbolize_keys if options
  options[:output_to_file] = true if options[:output_to_file].nil?
  options[:show_line_items] = true if options[:show_line_items].nil?
  options[:show_installation_plans] = true if options[:show_installation_plans].nil?
  options[:show_electrical_plans] = true if options[:show_electrical_plans].nil?

  all_suggested_items = options[:show_suggested_add_ons] ? quote.all_suggested_items : {}

  build_plans = options[:show_installation_plans] || options[:show_electrical_plans] || options[:copy_of_plans]

  total_steps = 1
  if build_plans
    number_of_rooms = quote.room_configurations.count
    total_steps += number_of_rooms
  end
  current_step = 1
  yield(current_step, total_steps, "Building quote letter for #{quote.reference_number}") if block_given?

  additional_attachments = []
  combined_pdf = PdfCombinator.new
  copy_of_plans_pdf = PdfCombinator.new
  combined_pdf_files = []
  copy_of_plans_pdf_files = []
  Dir.mktmpdir do |dir|
    if options[:materials_only].to_b
      materials_pdf_blob = Pdf::Document::LetterMaterials.new(quote, options).call.pdf
      materials_file_path = "#{dir}/quote_materials.pdf"
      File.open(materials_file_path, 'wb') do |f|
        f.write materials_pdf_blob
        f.flush
        f.fsync
      end
      combined_pdf_files << materials_file_path
    elsif options[:show_line_items] || options[:show_room_summary]
      options[:suggested_goods] = all_suggested_items[:goods]
      options[:suggested_services] = all_suggested_items[:services]
      quote_pdf_blob = quote_letter_generator.process(quote, options).pdf
      letter_file_path = "#{dir}/quote_letter.pdf"
      File.open(letter_file_path, 'wb') do |f|
        f.write quote_pdf_blob
        f.flush
        f.fsync
      end
      combined_pdf_files << letter_file_path
    end

    if options[:include_custom_order_agreement] && pub = Item.find_publication(CUSTOM_AGREEMENT_PDF_SKU, quote.store)
      total_steps += 1
      current_step += 1
      yield(current_step, total_steps, "Attaching customer order agreement to #{quote.reference_number}") if block_given?
      additional_attachments << pub.literature.id
    end

    if options[:check_list_fh].to_b && (pub = Item.find_publication(CHECK_LIST_FH_SKU, quote.store))
      total_steps += 1
      current_step += 1
      yield(current_step, total_steps, "Attaching checklist floor heating to #{quote.reference_number}") if block_given?
      additional_attachments << pub.literature.id
    end

    if options[:check_list_sm].to_b && (pub = Item.find_publication(CHECK_LIST_SM_SKU, quote.store))
      total_steps += 1
      current_step += 1
      yield(current_step, total_steps, "Attaching checklist snow melting to #{quote.reference_number}") if block_given?
      additional_attachments << pub.literature.id
    end

    if options[:include_addendums] && quote.addendums.present?
      total_steps += quote.addendums.size
      quote.addendums.each do |p|
        current_step += 1
        yield(current_step, total_steps, "Attaching Quote Addendum #{p.id} to #{quote.reference_number}") if block_given?
        additional_attachments << p.id
      end
    end

    if build_plans
      # build plans for each room
      room_configurations = quote.room_configurations.order(:name)
      total_steps += room_configurations.size

      Rails.logger.debug { "master_rooms: room_configurations.map{|rc| rc.controlled_by}.compact.uniq.map{|r| r.id} #{room_configurations.map { |rc| rc.controlled_by }.compact.uniq.map { |r| r.id }.join(', ')}" }
      if (master_rooms = room_configurations.filter_map(&:controlled_by).compact.uniq).present?
        master_rooms.each_with_index do |rc, _i|
          current_step += 1
          Rails.logger.debug { "Building plans for room #{rc.reference_number}" }
          yield(current_step, total_steps, "Building plans for room #{rc.reference_number}") if block_given?

          next unless options[:show_installation_plans]

          multizone_plan = rc.get_or_generate_multizone_plan_pdf
          next unless multizone_plan&.attachment

          yield(current_step, total_steps, "Pulling multizone plan for room #{rc.reference_number}") if block_given?
          Rails.logger.debug { "Pulling multizone plan for room #{rc.reference_number}" }
          multizone_plan_file_path = "#{dir}/multizone_plan_#{rc.reference_number}.pdf"
          multizone_plan.attachment.to_file(multizone_plan_file_path)
          combined_pdf_files << multizone_plan_file_path
          copy_of_plans_pdf_files << multizone_plan_file_path if options[:copy_of_plans].to_b
        end
      end

      room_configurations.each_with_index do |rc, _i|
        current_step += 1
        yield(current_step, total_steps, "Building plans for room #{rc.reference_number}") if block_given?

        if options[:show_installation_plans]
          install_plan = rc.get_or_generate_installation_plan_pdf
          if install_plan&.attachment
            yield(current_step, total_steps, "Pulling installation plan for room #{rc.reference_number}") if block_given?
            install_plan_file_path = "#{dir}/install_plan_#{rc.reference_number}.pdf"
            install_plan.attachment.to_file(install_plan_file_path)
            combined_pdf_files << install_plan_file_path
            copy_of_plans_pdf_files << install_plan_file_path if options[:copy_of_plans].to_b
          end
        end

        if options[:show_electrical_plans].to_b
          electrical_plan = rc.get_or_generate_electrical_plan_pdf
          if electrical_plan&.attachment
            yield(current_step, total_steps, "Pulling electrical plan for room #{rc.reference_number}") if block_given?
            electrical_plan_file_path = "#{dir}/electrical_plan_#{rc.reference_number}.pdf"
            electrical_plan.attachment.to_file(electrical_plan_file_path)
            combined_pdf_files << electrical_plan_file_path
            copy_of_plans_pdf_files << electrical_plan_file_path if options[:copy_of_plans].to_b
          end
        end

        next unless options[:include_last_heat_loss].to_b

        next unless heat_loss_upload = rc.heat_loss_report_pdf && heat_loss_upload.attachment

        yield(current_step, total_steps, "Pulling heat loss for room #{rc.reference_number}") if block_given?
        heat_loss_file_path = "#{dir}/heat_loss_#{rc.reference_number}.pdf"
        heat_loss_upload.attachment.to_file(heat_loss_file_path)
        combined_pdf_files << heat_loss_file_path
        copy_of_plans_pdf_files << heat_loss_file_path if options[:copy_of_plans].to_b
      end

    end

    # Time to combine
    yield(current_step, total_steps, 'Assembling files and creating pdf') if block_given?
    combined_pdf_files.each do |file_path|
      combined_pdf.load(file_path)
    end
    combined_pdf.number_pages(location: [:bottom_right], margin_from_height: -4, font_size: 9)

    # Repeat for plan copy
    if copy_of_plans_pdf_files.present?
      copy_of_plans_pdf_files.each do |file_path|
        copy_of_plans_pdf.load(file_path)
      end
      copy_of_plans_pdf.number_pages(location: [:bottom_right], margin_from_height: -4, font_size: 9)
    end
  end # End of temporary directory

  file_name = "Quote_#{quote.reference_number}.pdf"

  result_hsh = {
    options:,
    file_name:,
    additional_attachments:
  }
  if options[:output_to_file]
    base_name = "Quote_#{quote.reference_number}_#{SecureRandom.hex(6)}"
    temp_path = Upload.temp_location("#{base_name}.pdf")
    result_hsh[:pdf_file_path] = options[:output_to_file_path] || temp_path
    combined_pdf.save result_hsh[:pdf_file_path]
    result_hsh[:pdf_file_path] = Pdf::Compressor.new(input_path: result_hsh[:pdf_file_path]).compress.output_path.to_s
    if copy_of_plans_pdf_files.present?
      extra_plans_file_name = "#{base_name}_plans.pdf"
      extra_plans_temp_path = Upload.temp_location(extra_plans_file_name)
      extra_plans_temp_path = Pdf::Compressor.new(input_path: extra_plans_temp_path).compress.output_path
      result_hsh[:copy_of_plans_pdf_file_path] = extra_plans_temp_path
      result_hsh[:copy_of_plans_file_name] = extra_plans_file_name
      copy_of_plans_pdf.save result_hsh[:copy_of_plans_pdf_file_path]
    end
  else # Stream
    result_hsh[:pdf_data] = Pdf::Compressor.new(input_blob: combined_pdf.to_pdf).compress.output_blob
  end

  Result.new(**result_hsh)
end