class ColumnEntry
	include Mongoid::Document
	include Mongoid::Timestamps

	field :text, :localize => true
	field :content, :localize => true
	field :date, type: DateTime
	field :period_from, type: DateTime
	field :period_to, type: DateTime

	mount_uploader :image, ImageUploader

	belongs_to :table_entry
	belongs_to :table_column


	def type
		self.table_column.type
	end 
	def sort_value
		case self.type
        when "text"
            self.text
        when "editor"
            self.content
        when "image"
            self[:image]
        when "date"
            self.date
        when "period"
            [self.period_from,ce.period_to]
        end
	end
end