displays voter name if already voted

app/models/poll/voter.rb

@@ -11,16 +11,20 @@ class Poll
     end
 
     def has_not_voted
-      errors.add(:document_number, :has_voted) if has_voted?
+      errors.add(:document_number, :has_voted, name: name) if has_voted?
     end
 
     def census_api_response
-      CensusApi.new.call(document_type, document_number)
+      @census ||= CensusApi.new.call(document_type, document_number)
     end
 
     def has_voted?
       poll.voters.where(document_number: document_number, document_type: document_type).present?
     end
 
+    def name
+      @census.name
+    end
+
   end
 end

config/locales/activerecord.en.yml

@@ -87,7 +87,7 @@ en:
           attributes:
             document_number:
               not_in_census: "Document not in census"
-              has_voted: "Has already voted"
+              has_voted: "%{name} has already voted"
         proposal:
           attributes:
             tag_list:

config/locales/activerecord.es.yml

@@ -87,7 +87,7 @@ es:
           attributes:
             document_number:
               not_in_census: "Este documento no aparece en el censo"
-              has_voted: "Ya ha votado"
+              has_voted: "%{name} ya ha votado"
         proposal:
           attributes:
             tag_list:

lib/census_api.rb

@@ -61,6 +61,10 @@ class CensusApi
       end
     end
 
+    def name
+      "#{data[:datos_habitante][:item][:nombre]} #{data[:datos_habitante][:item][:apellido1]}"
+    end
+
     private
 
       def data
@@ -106,7 +110,7 @@ class CensusApi
     end
 
     def stubbed_valid_response
-      {get_habita_datos_response: {get_habita_datos_return: {datos_habitante: { item: {fecha_nacimiento_string: "31-12-1980", identificador_documento: "12345678Z", descripcion_sexo: "Varón" }}, datos_vivienda: {item: {codigo_postal: "28013", codigo_distrito: "01"}}}}}
+      {get_habita_datos_response: {get_habita_datos_return: {datos_habitante: { item: {fecha_nacimiento_string: "31-12-1980", identificador_documento: "12345678Z", descripcion_sexo: "Varón", nombre: "José", apellido1: "García" }}, datos_vivienda: {item: {codigo_postal: "28013", codigo_distrito: "01"}}}}}
     end
 
     def stubbed_invalid_response