temp commit with first_language

app/controllers/concerns/volunteer_attributes.rb

@@ -8,7 +8,8 @@ module VolunteerAttributes
         :profession, :education, :motivation, :experience, :expectations,
         :strengths, :skills, :interests, :state, :duration, :man, :woman,
         :family, :kid, :sport, :creative, :music, :culture, :training,
-        :german_course, :adults, :teenagers, :children, :region, :state
+        :german_course, :adults, :teenagers, :children, :region, :state,
+        :first_language, :title, first_language_attributes: [:id, :language]
       ]
     end
   end

app/controllers/volunteers_controller.rb

@@ -22,6 +22,8 @@ class VolunteersController < ApplicationController
 
   def create
     @volunteer = Volunteer.new(volunteer_params)
+    @volunteer.schedules << Schedule.build
+    @volunteer.build_contact
     authorize @volunteer
     if @volunteer.save
       redirect_to @volunteer, notice: t('volunteer_created')

app/models/contact.rb

@@ -2,6 +2,7 @@ class Contact < ApplicationRecord
   belongs_to :contactable, polymorphic: true, optional: true
 
   validates :last_name, presence: true, if: :department?
+  validates :first_name, :last_name, presence: true, if: :volunteer?
 
   has_many :contact_emails
   accepts_nested_attributes_for :contact_emails, allow_destroy: true
@@ -19,4 +20,8 @@ class Contact < ApplicationRecord
   def department?
     contactable_type == 'Department'
   end
+
+  def volunteer?
+    contactable_type == 'Volunteer'
+  end
 end

app/models/first_language.rb

+class FirstLanguage < LanguageSkill
+end

app/models/volunteer.rb

@@ -4,6 +4,7 @@ class Volunteer < ApplicationRecord
 
   has_one :contact, as: :contactable
   accepts_nested_attributes_for :contact
+  has_one :first_language
 
   acts_as_paranoid
 

app/views/volunteers/_form.html.slim

@@ -30,6 +30,10 @@
   .col-xs-12.col-md-6
     = f.input :additional_nationality, as: :country
 
+  = f.simple_fields_for :first_language do |language|
+    .col-xs-12.col-md-6
+      = language.input :language, collection: languages, label: t_attr(:first_language)
+
 = render 'language_skills/form', f: f, speaker: @volunteer
 
 .row