core/app/models/concerns/person.rb in gaku-0.0.3 vs core/app/models/concerns/person.rb in gaku-0.1.0

@@ -1,16 +1,27 @@
 module Person
   extend ActiveSupport::Concern
 
   included do
+
     validates :name, :surname, presence: true
 
     def to_s
       "#{surname} #{name}"
     end
 
     def phonetic_reading
       "#{surname_reading} #{name_reading}"
+    end
+
+    def age
+      Date.today.year - birth_date.year
+    end
+
+    ransacker :age do
+      Arel::Nodes::SqlLiteral.new(
+        "DATE_PART('year', AGE(NOW(), birth_date))"
+      )
     end
 
   end
 
 end