mv lib to app/lib due to upgrade

app/lib/order_txt.rb

@@ -0,0 +1,30 @@
+class OrderTxt
+  def initialize(order, _options = {})
+    @order = order
+  end
+
+  # Renders the fax-text-file
+  # e.g. for easier use with online-fax-software, which don't accept pdf-files
+  def to_txt
+    supplier = @order.supplier
+    contact = FoodsoftConfig[:contact].symbolize_keys
+    text = I18n.t('orders.fax.heading', :name => FoodsoftConfig[:name])
+    text += "\n#{Supplier.human_attribute_name(:customer_number)}: #{supplier.customer_number}" unless supplier.customer_number.blank?
+    text += "\n" + I18n.t('orders.fax.delivery_day')
+    text += "\n\n#{supplier.name}\n#{supplier.address}\n#{Supplier.human_attribute_name(:fax)}: #{supplier.fax}\n\n"
+    text += "****** " + I18n.t('orders.fax.to_address') + "\n\n"
+    text += "#{FoodsoftConfig[:name]}\n#{contact[:street]}\n#{contact[:zip_code]} #{contact[:city]}\n\n"
+    text += "****** " + I18n.t('orders.fax.articles') + "\n\n"
+    text += format("%8s %8s   %s\n", I18n.t('orders.fax.number'), I18n.t('orders.fax.amount'), I18n.t('orders.fax.name'))
+    # now display all ordered articles
+    @order.order_articles.ordered.includes([:article, :article_price]).each do |oa|
+      text += format("%8s %8d   %s\n", oa.article.order_number, oa.units_to_order.to_i, oa.article.name)
+    end
+    text
+  end
+
+  # Helper method to test pdf via rails console: OrderTxt.new(order).save_tmp
+  def save_tmp
+    File.write("#{Rails.root}/tmp/#{self.class.to_s.underscore}.txt", to_csv.force_encoding("UTF-8"))
+  end
+end