## Edit view

<% form_for @rka_completion do |f| %>
<%= f.error_messages%>


<br/>


		<% f.fields_for :rka_answers do |answer_form| %>
		<%= answer_form.hidden_field "answer", :value => 0 %>
		<%= answer_form.hidden_field "question_id" %>
		<table>
			<tr>
				<td class="td-completion"><%= answer_form.radio_button("answer", "1", :class => 'displayblock') %></td>
				<td class="td-completion"><%= answer_form.radio_button("answer", "2", :class => 'displayblock') %></td>
				<td class="td-completion"><%= answer_form.radio_button("answer", "3", :class => 'displayblock') %></td>
				<td class="td-completion"><%= answer_form.radio_button("answer", "4", :class => 'displayblock') %></td>
				<td class="td-completion"><%= answer_form.radio_button("answer", "5", :class => 'displayblock') %></td>
	</tr>

			<tr>
				<td class="td-completion">Begynder</td>
				<td class="td-completion"></td>
				<td class="td-completion">Kompetent</td>
				<td class="td-completion"></td>
				<td class="td-completion">Ekspert</td>
			</tr>
		</table>

		<br/>
	<% end %> <!-- fields for end-->

<br/>



<%= f.submit%>
<% end %> <!-- end of form -->


## Rka_answer model
class RkaAnswer < ActiveRecord::Base
  validate :answer_valid_answer_integer
  has_one :rka_question
  belongs_to :rka_completion

  protected
  def answer_valid_answer_integer
    return if (1..5).include?(answer)
    q = RkaQuestion.find question_id
    #symbol_field = question_id.to_sym

    errors.add(question_id,"Spørgsmål #{q.position} mangler at blive udfyldt")
  end

#  validates_numericality_of :answer, :greater_than_or_equal_to => 1, :less_than_or_equal_to => 5
end

## Rka_completion model:

class RkaCompletion < ActiveRecord::Base
  has_many :rka_answers
  belongs_to :student
  belongs_to :rka_questionaire
  after_validation :merge_children_errors

  accepts_nested_attributes_for :rka_answers, :allow_destroy => true
  def to_simile
    "{ \"start\": new Date(#{date.strftime '%Y,%m,%d'}),\"title\":\"Udfyldt type af RKA\",\"classname\":\"rkacompletion\" }"
  end

  def merge_children_errors
    errors.clear
    rka_answers.each do |answer|
      answer.errors.map {|x| errors.add *x}
    end
  end

  def error?(question_id)
    errors.each do |key, value|
      return true if key.to_i == question_id.to_i
    end
    false
  end
end