class Research
  include Mongoid::Document
  include Mongoid::Timestamps
  include OrbitModel::Status
  include Slug

  belongs_to :member_profile

  field :research_title, as: :slug_title, localize: true
  field :authors, localize: true
  field :extracted_chapters, localize: true
  
  field :year
  field :language
  field :publish_date , :type => Date
  field :keywords
  field :url
  field :note
  field :rss2_id
  field :create_user_id, :type => BSON::ObjectId
  field :update_user_id, :type => BSON::ObjectId
  
  paginates_per 10
  
  has_many :research_files, :autosave => true, :dependent => :destroy
  
  accepts_nested_attributes_for :research_files, :allow_destroy => true

  before_validation :add_http

  def get_plugin_data(fields_to_show)
    plugin_datas = []
    fields_to_show.each do |field|
      plugin_data = self.get_plugin_field_data(field) rescue nil
      next if plugin_data.blank? or plugin_data['value'].blank?
      plugin_datas << plugin_data
    end
    plugin_datas
  end

  def get_plugin_field_data(field)
    case field
    when "language"
      value = I18n.t(self.language) rescue ""
    when "publish_date"
      value = self.publish_date.strftime("%Y-%m") rescue ""
    when "file"
      files = []
      self.research_files.each do |research_file|  
        url = research_file.file.url
        title = (research_file.title.blank? ? File.basename(research_file.file.path) : research_file.title)
        files << "<li><a href='#{url}'' target='_blank'>#{title}</li>"
      end
      value = files.join("")
    else
      value = self.send(field) rescue ""
    end

    value = (value =~ /\A#{URI::regexp(['http', 'https'])}\z/) ? "<a href='#{value}' target='blank'>#{value}</a>" : value
    
    {
      "key"=>field,
      "title_class"=>"research-#{field.gsub('_','-')}-field",
      "value_class"=>"research-#{field.gsub('_','-')}-value",
      "title"=>I18n.t('personal_research.'+field),
      "value"=>value
    }
  end

  protected

  def add_http
    unless self.url.blank? || self.url[/^http:\/\//] || self.url[/^https:\/\//]
      self.url = 'http://' + self.url
    end
  end
  
end