feat: update csv service

app/services/csv/scheme_csv_service.rb

@@ -1,5 +1,7 @@
 module Csv
   class SchemeCsvService
+    include SchemesHelper
+
     def initialize(user:)
       @user = user
       @attributes = scheme_attributes
@@ -17,12 +19,48 @@ module Csv
 
   private
 
-    def value(attribute, log)
-      log.public_send(attribute)
+    CUSTOM_CALL_CHAINS = {
+      scheme_owning_organisation_name: %i[owning_organisation name],
+    }.freeze
+
+    SYSTEM_DATE_FIELDS = %w[
+      created_at
+    ].freeze
+
+    def value(attribute, scheme)
+      if attribute == "scheme_active_dates"
+        scheme_availability(scheme)
+      elsif CUSTOM_CALL_CHAINS.key? attribute.to_sym
+        call_chain = CUSTOM_CALL_CHAINS[attribute.to_sym]
+        call_chain.reduce(scheme) { |object, next_call| object&.public_send(next_call) }
+      elsif SYSTEM_DATE_FIELDS.include? attribute
+        scheme.public_send(attribute)&.iso8601
+      else
+        scheme.public_send(attribute)
+      end
     end
 
+    ATTRIBUTE_MAPPINGS = {
+      "scheme_code" => %w[id_to_display],
+      "scheme_service_name" => %w[service_name],
+      "scheme_status" => %w[status],
+      "scheme_sensitive" => %w[sensitive],
+      "scheme_type" => [],
+      "scheme_registered_under_care_act" => %w[registered_under_care_act],
+      "scheme_support_services_provided_by" => %w[arrangement_type],
+      "scheme_primary_client_group" => %w[primary_client_group],
+      "scheme_has_other_client_group" => %w[has_other_client_group],
+      "scheme_secondary_client_group" => %w[secondary_client_group],
+      "scheme_support_type" => %w[support_type],
+      "scheme_intended_stay" => %w[intended_stay],
+      "scheme_created_at" => %w[created_at],
+    }.freeze
+
     def scheme_attributes
-      %w[scheme_code scheme_service_name scheme_status scheme_sensitive scheme_type scheme_registered_under_care_act scheme_owning_organisation_name scheme_support_services_provided_by scheme_primary_client_group scheme_has_other_client_group scheme_secondary_client_group scheme_support_type scheme_intended_stay scheme_created_at scheme_active_dates]
+      attributes = %w[scheme_code scheme_service_name scheme_status scheme_sensitive scheme_type scheme_registered_under_care_act scheme_owning_organisation_name scheme_support_services_provided_by scheme_primary_client_group scheme_has_other_client_group scheme_secondary_client_group scheme_support_type scheme_intended_stay scheme_created_at scheme_active_dates]
+      attributes.flat_map do |attribute|
+        ATTRIBUTE_MAPPINGS.fetch(attribute, attribute)
+      end
     end
   end
 end