Feature/letter for renewal confirmation (#1258)

* Adding in CH API down error handling

* New service for sending renewal confirmation letters and specs

app/services/waste_carriers_engine/notify/renewal_confirmation_letter_service.rb

@@ -0,0 +1,82 @@
+# frozen_string_literal: true
+
+module WasteCarriersEngine
+  module Notify
+    class RenewalConfirmationLetterService < BaseService
+      include WasteCarriersEngine::ApplicationHelper
+
+      def run(registration:)
+        @registration = registration
+
+        client = Notifications::Client.new(WasteCarriersEngine.configuration.notify_api_key)
+
+        client.send_letter(template_id: template,
+                           reference: @registration.reg_identifier,
+                           personalisation: personalisation)
+      end
+
+      private
+
+      def template
+        "f703000e-1e76-4529-912d-966691578da0"
+      end
+
+      def personalisation
+        {
+          registration_type: registration_type,
+          contact_name: contact_name,
+          reg_identifier: @registration.reg_identifier,
+          company_name: company_name,
+          registered_address: registered_address,
+          phone_number: @registration.phone_number,
+          date_registered: date_registered,
+          expiry_date: expiry_date
+        }.merge(address_lines)
+      end
+
+      def address_lines
+        address_values = [
+          contact_name,
+          displayable_address(@registration.contact_address)
+        ].flatten
+
+        address_hash = {}
+
+        address_values.each_with_index do |value, index|
+          line_number = index + 1
+          address_hash["address_line_#{line_number}".to_sym] = value
+        end
+
+        address_hash
+      end
+
+      def registered_address
+        displayable_address(@registration.contact_address).join(", ")
+      end
+
+      def contact_name
+        "#{@registration.first_name} #{@registration.last_name}"
+      end
+
+      def company_name
+        @registration.entity_display_name
+      end
+
+      def date_registered
+        @registration.metaData.date_registered.in_time_zone("London").to_date.to_s
+      end
+
+      def expiry_date
+        @registration.expires_on.in_time_zone("London").to_date.strftime("%e %B %Y").to_s
+      end
+
+      def registration_type
+        return unless @registration.upper_tier?
+
+        I18n.t(
+          "waste_carriers_engine.registration_type.upper.#{@registration.registration_type}"
+        )
+      end
+    end
+  end
+end

app/services/waste_carriers_engine/renewal_completion_service.rb

@@ -40,7 +40,7 @@ def complete_renewal
           update_registration
           create_order_item_logs
           delete_transient_registration
-          send_confirmation_email
+          send_confirmation_messages
         end
       end
     end
@@ -104,6 +104,19 @@ def delete_transient_registration
       transient_registration.delete
     end
 
+    def send_confirmation_messages
+      send_confirmation_letter unless registration.contact_email.present?
+
+      send_confirmation_email
+    end
+
+    def send_confirmation_letter
+      Notify::RenewalConfirmationLetterService.run(registration: registration)
+    rescue StandardError => e
+      Airbrake.notify(e, registration_no: registration.reg_identifier) if defined?(Airbrake)
+      Rails.logger.error "Confirmation letter error: #{e}"
+    end
+
     def send_confirmation_email
       Notify::RenewalConfirmationEmailService.run(registration: registration)
     rescue StandardError => e