# [+Project:+] DMPonline v4
# [+Description:+] 
#   This class keeps the information organisations enter to support users when answering questions. 
#   It always belongs to a guidance group class and it can be linked directly to a question or through one or more themes
# [+Created:+] 07/07/2014
# [+Copyright:+] Digital Curation Centre 



class Guidance < ActiveRecord::Base
   #associations between tables
	attr_accessible :text, :question_id, :published, :as => [:default, :admin]
    attr_accessible :guidance_group_ids, :as => [:default, :admin]
    attr_accessible :theme_ids, :as => [:default, :admin]
   
    belongs_to :question
	
    #belongs_to :dmptemplate
	#belongs_to :theme
	
    has_and_belongs_to_many :guidance_groups, join_table: "guidance_in_group"
	has_and_belongs_to_many :themes, join_table: "themes_in_guidance"
  
    accepts_nested_attributes_for :themes
    accepts_nested_attributes_for :guidance_groups
  
 
	#verifies if one guidance belongs to a org
	def in_group_belonging_to?(organisation_id)
		guidance_groups.each do |guidance_group|
			if guidance_group.organisation_id == organisation_id then
				return true
			end
		end
		return false
	end
	
	
	#all guidance that belong to an organisation
	def self.by_organisation(org_id)
		all_guidance = Guidance.all
		org_guidance = Array.new
    
		all_guidance.each do |guidance|
		   if guidance.in_group_belonging_to?(org_id) then
				org_guidance << guidance
		   end
		end
		
		return org_guidance
		
	end
	
	
	def get_guidance_group_templates? (guidance_group)
			templates = guidancegroups.where("guidance_group_id (?)", guidance_group.id).template 
			return templates
		end
			
	
end