class PeopleBlockBase < Block
  settings_items :prioritize_profiles_with_image, :type => :boolean, :default => true
  settings_items :limit, :type => :integer, :default => 6
  settings_items :name, :type => String, :default => ""
  settings_items :address, :type => String, :default => ""
  attr_accessible :name, :address, :prioritize_profiles_with_image

  def self.description
    _('Random people')
  end

  def help
    _('Clicking on the people or groups will take you to their home page.')
  end

  def default_title
    _('{#} People')
  end

  def view_title
    title.gsub('{#}', profile_count.to_s)
  end

  def profiles
    owner.profiles
  end

  def profile_list
    result = nil
    visible_profiles = profiles.visible.includes([:image,:domains,:preferred_domain,:environment])
    if !prioritize_profiles_with_image
      result = visible_profiles.all(:limit => limit, :order => 'profiles.updated_at DESC').sort_by{ rand }
    elsif profiles.visible.with_image.count >= limit
      result = visible_profiles.with_image.all(:limit => limit * 5, :order => 'profiles.updated_at DESC').sort_by{ rand }
    else
      result = visible_profiles.with_image.sort_by{ rand } + visible_profiles.without_image.all(:limit => limit * 5, :order => 'profiles.updated_at DESC').sort_by{ rand }
    end
    result.slice(0..limit-1)
  end

  def profile_count
    profiles.visible.count
  end

  def content(args={})
    profiles = self.profile_list
    title = self.view_title

    if !self.name.blank? && !self.address.blank?
      name = self.name
      expanded_address = expand_address(self.address)
    end

    proc do
      count = 0
      list = profiles.map {|item|
               count += 1
               send(:profile_image_link, item, :minor )
             }.join("\n")
      if list.empty?
        list = content_tag 'div', _('None'), :class => 'common-profile-list-block-none'
      else
        if !name.blank? && !expanded_address.blank?
          list << content_tag(
                    'div',
                    content_tag(
                      'li',
                      content_tag(
                        'div',
                        link_to(
                          content_tag('span', name, :class => 'banner-span' ),
                          expanded_address,
                          :title => name
                        ),
                        :class => 'banner-div'
                      ),
                      :class => 'vcard'
                    ),
                    :class => 'common-profile-list-block'
                  )
        end
        list = content_tag 'ul', list
      end
      block_title(title) + content_tag('div', list + tag('br', :style => 'clear:both'))
    end
  end

  def expand_address(address)
    if address !~ /^[a-z]+:\/\// && address !~ /^\//
      'http://' + address
    else
      address
    end
  end

  def extra_option
    { }
  end

end