class JournalPaper
  include Mongoid::Document
  include Mongoid::Timestamps
  include Mongoid::Attributes::Dynamic
  include Admin::JournalPapersHelper
  include OrbitModel::Status
  include MemberHelper
  include Slug
  HideTimeInLinK = (File.exist?("#{Rails.root}/hide_time_fields_for_plugins.txt") rescue false)
  field :paper_title, as: :slug_title, type: String, localize: true
  field :journal_title, type: String, localize: true
  field :authors, type: String, localize: true
  field :associated_project , type: String, localize: true

  field :year, type: String
  field :language, type: String
  field :isbn, type: String
  field :vol_no, type: String
  field :issue_no, type: String
  field :form_to_start, type: String
  field :form_to_end, type: String
  field :total_pages, type: String
  field :keywords, type: String
  field :abstract, type: String
  field :publication_date, type: DateTime
  field :url, type: String
  field :note, type: String
  field :number_of_authors
  field :rss2_id

  # paginates_per 10
  
  #relations
  field :member_profile_id, type: Array

  belongs_to :journal_paper_type
  has_and_belongs_to_many :journal_types

  has_and_belongs_to_many :journal_levels

  has_many :journal_paper_files, autosave: true, dependent: :destroy
  accepts_nested_attributes_for :journal_paper_files, :allow_destroy => true

  # has_and_belongs_to_many :journal_paper_authors, dependent: :destroy
  # accepts_nested_attributes_for :journal_paper_authors

  has_and_belongs_to_many :journal_paper_author_types

  # after_save :save_journal_paper_files, :save_journal_paper_authors

  before_validation :add_http
  # validates :paper_title, presence: true
  index({year: -1, :publication_date => -1, _id: -1}, { unique: false, background: false })
  scope :sort_year_date, ->{ order_by(:year => "desc", :publication_date => "desc", :id=>"desc") }
  scope :sort_for_frontend, ->{ where(:is_hidden=>false).order_by(:year => "desc", :publication_date => "desc", :id=>"desc") }

  before_save :fix_member_profile_id
  after_save :reload_member_profiles

  def fix_member_profile_id
    org_member_profile_id = self[:member_profile_id]
    if org_member_profile_id.class == Array
      self.member_profile_id = self[:member_profile_id].map{|id| BSON::ObjectId(id)}
    else
      self.member_profile_id = Array(org_member_profile_id).compact.map{|id| BSON::ObjectId(id)}
    end
    true
  end
  def reload_member_profiles
    @member_profiles = MemberProfile.where(:id.in=>self.member_profile_id).to_a
    @member_profile = @member_profiles.first
    return @member_profiles
  end

  def create_link
    title = []

    title << self.authors if !self.authors.blank?
    title << self.paper_title if self.paper_title.present?
    title << self.journal_title if self.journal_title.present?
    title << "vol. " + self.vol_no.strip if (self.vol_no.present? && self.vol_no != "0")
    title << self.issue_no if (self.issue_no.present? && self.issue_no != "0")
    title << "pp. " + self.form_to_start.to_s+"-"+self.form_to_end.to_s if (self.form_to_start.present? && self.form_to_start != "0")
    # title << ( !self.journal_levels.blank? ? "(#{self.journal_levels.collect{|x| x.title}.join(', ')})" : nil)
    unless HideTimeInLinK
      if !self.publication_date.nil?
        title << (self.publication_date.strftime("%b. %Y") rescue nil)
      elsif self.year.present?
        title << self.year
      end
    end
    title.delete(nil)
    title.join(', ').sub(/^\\s*,/,'').gsub(/,(\s*,)+/,',').strip
  end
  def form_to
    if (self.form_to_start.present? && self.form_to_start != "0")
      self.form_to_start.to_s+"-"+self.form_to_end.to_s
    else
      ""
    end
  end
  def self.get_plugin_datas_to_member(datas)
    page = Page.where(:module => "personal_journal").first rescue nil

    if !page.nil? && page.custom_string_field == "table"
      if !page.custom_array_field.blank?
        fields_to_show = page.custom_array_field
      else
        fields_to_show = [
          "paper_title",
          "journal_title",
          "authors",
          "year",
          "issue_no",
          "vol_no",
          "level_type"
        ]
      end
    else
      fields_to_show = [
        "year",
        "paper_title"
      ]
    end

    fields_to_remove = []

    pd_title = []

    fields_to_show.each do |t|
      if (self.fields[t].type.to_s == "String" rescue false)
        fields_to_remove << t if (datas.where(t.to_sym.ne => nil).or(t.to_sym.ne => "").count == 0 rescue false)
      else
        t2 = t
        case t
        when "form_to"
          t2 = "form_to_start"
        when "author_type"
          t2 = "journal_paper_author_types"
        end
        fields_to_remove << t if (datas.where(t2.to_sym.ne => nil).count == 0 rescue false)
      end
      pd_title <<  {
          "plugin_data_title" => I18n.t("personal_journal.#{t}")
        } if !fields_to_remove.include?(t)
    end

    fields_to_show = fields_to_show - fields_to_remove

    plugin_datas = datas.sort_for_frontend.collect do |p|
      
      pd_data = []
      fields_to_show.collect do |t|
        if !page.nil? && page.custom_string_field == "table"
          case t
          when "paper_title"
            link = OrbitHelper.url_to_plugin_show(p.to_param,'personal_journal')
            url_to_plugin_show_blank = OrbitHelper.instance_variable_get(:@url_to_plugin_show_blank)
            tmp_title = p.paper_title
            pd_data << { "data_title" => (url_to_plugin_show_blank ? tmp_title : "<a title=\"#{tmp_title}\" href=\"#{link}\" target=\"_blank\">#{tmp_title}</a>") }
          when "level_type"
            pd_data << {"data_title" => ( !p.journal_levels.blank? ? "(#{p.journal_levels.collect{|x| x.title}.join(', ')})" : nil)}
          when "publication_date"
            pd_data << {"data_title" => (p.send(t).strftime("%Y/%m") rescue "")}
          when "author_type"
            pd_data << {"data_title" => (p.journal_paper_author_types.collect{|jat| jat.title}.join(", ") rescue "")}
          else
            pd_data << {"data_title" => p.send(t)}
          end
        else
          if t == "paper_title"
            pd_data << { "data_title" =>  p.create_link_tag_for_title}
          else
            pd_data << { "data_title" => p.send(t) }
          end
        end
      end

      {
        "pd_datas" => pd_data
      }

   end
    return [pd_title,plugin_datas]
  end

  def create_link_tag_for_title
    link = OrbitHelper.url_to_plugin_show(self.to_param,'personal_journal')
    url_to_plugin_show_blank = OrbitHelper.instance_variable_get(:@url_to_plugin_show_blank)
    tmp_title = self.create_link
    (url_to_plugin_show_blank ? tmp_title : "<a title=\"#{tmp_title}\" href=\"#{link}\" target=\"_blank\">#{tmp_title}</a>")
  end
  # def self.member_data
  #   members = MemberProfile.all
  #   member_data = [] 
  #   members.each do |m|
  #     if (m.first_name || m.last_name)
  #       member_data << {"memberId" => m.id.to_s, "memberName" => m.name}
  #     else 
  #       member_data << {"memberId" => m.id.to_s, "memberName" => "No Name"}          
  #     end
  #   end
  #   member_data.to_json
  # end

  # def save_journal_paper_files
  #    self.journal_paper_files.each do |t|
  #   if t.should_destroy
  #      t.destroy
  #    end
  #  end
  # end

  # def save_journal_paper_authors
  #   self.journal_paper_authors.each do |t|
  #     if t.should_destroy
  #       t.destroy
  #     end
  #   end
  # end

  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 member_profiles
    @member_profiles ||= MemberProfile.where(:id.in=>self.member_profile_id).to_a
    @member_profiles
  end

  def member_profiles=(mps)
    self.member_profile_id = mps.map(&:id)
    @member_profiles = mps
    @member_profile = @member_profiles.first
    @member_profiles
  end

  def member_profile
    @member_profile ||= MemberProfile.where(:id.in=>self.member_profile_id).first
    @member_profile
  end

  def member_profile=(mp)
    if mp.class == MemberProfile
      self.member_profile_id = [mp.id]
       @member_profiles = [mp]
       @member_profile = mp
    else
      self.member_profile_id = mp.map(&:id)
       @member_profiles = mp
       @member_profile = mp.first
    end
  end

  def get_plugin_field_data(field)
    case field
    when "level_type"
      value = self.journal_levels.collect{|level| level.title}.join(',') rescue ""
    when "author_type"
      value = self.journal_paper_author_types.collect{|type| type.title}.join(',') rescue ""
    when "paper_type"
      value = self.journal_paper_type.title rescue ""
    when "author_name"
      value = []
      ([I18n.locale]+(Site.first.in_use_locales-[I18n.locale])).each do |locale|
        if self.member_profile.first_name_translations[locale] || self.member_profile.last_name_translations[locale]
         value << "#{self.member_profile.first_name_translations[locale]} #{self.member_profile.last_name_translations[locale]}"
        end
      end
      value = value.join(" / ")
    when "publication_date"
      value = self.publication_date.strftime("%Y-%m-%d") rescue ""
    when "language"
       value = I18n.t(self.language) if !self.language.nil? rescue ""
    when "abstract"
       value = nl2br(self.abstract)
    when "file"
      files = []
      self.journal_paper_files.each do |file|  
        url = file.journal_file.url
        title = ((file.title.blank? ? File.basename(file.journal_file.path) : file.title) rescue "")
        files << (url.nil? ? "" : "<li><a href=\"#{url}\" target=\"_blank\">#{title}</a></li>")
      end
      value = files.join("")
    when "url"
      value = self.url.to_s.blank? ? "" : "<a href='#{self.url}'>#{self.url}</a>"
    when "authors"
      value = get_authors_show(self) rescue ""
    else
      value = self.send(field) rescue ""
    end
    
    {
      "key"=>field,
      "title_class"=>"journal-#{field.gsub('_','-')}-field",
      "value_class"=>"journal-#{field.gsub('_','-')}-value",
      "title"=>I18n.t('personal_journal.'+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