gistfile1.txt

class MediaController < ApplicationController

  before_filter :authenticate_user!, :except => [:show, :index]
  respond_to :html, :json

  expose_decorated(:featured, decorator: MediumDecorator) { sorted_media 'featured' }
  expose_decorated(:breaking, decorator: MediumDecorator) { sorted_media 'breaking' }
  expose_decorated(:media) { Kaminari.paginate_array(search_results).page(params[:page]).per(10) }
  expose_decorated(:medium, decorator: MediumDecorator, model: Medium)

  def index
    respond_with(media)
  end


  private
  def sorted_media mask = 'all'
    (Medium.public_send(mask) + Collection.public_send(mask)).sort_by{ |medium| medium.start_occurred_at }.reverse
  end

  def media_types
    params[:search][:media_types].delete_if{ |type| type.empty? }
  end
  def media_statuses
    statuses = params[:search][:media_status]
    statuses.present? ? statuses.map { |status| status.to_i } : [Medium::STATUSES[:approved], Medium::STATUSES[:in_review]]
  end

  def search_collections
    search = params[:search]
    Collection.solr_search do
      fulltext search[:title] do
        fields(:name)
      end
      with(:start_occurred_at).less_than search[:time_range_end]
      with(:start_occurred_at).greater_than search[:time_range_start]
      with(:media_statuses).any_of(media_statuses)
      with(:content_types).any_of(media_types)
      if search[:longitude].present?
        with(:location).in_radius(search[:latitude], search[:longitude], search[:radius])
      end
    end
  end

  def search_media
    search = params[:search]
    Medium.solr_search do
      fulltext search[:title] do
        fields(:title)
      end
      with(:start_occurred_at).less_than search[:time_range_end]
      with(:start_occurred_at).greater_than search[:time_range_start]
      with(:status, media_statuses)
      with(:content_type, media_types)
      if search[:longitude].present?
        with(:location).in_radius(search[:latitude], search[:longitude], search[:radius]) 
      end
    end
  end

  def search_results
    if params[:search]
      (search_collections.results + search_media.results).sort_by{ |medium| medium.created_at }.reverse
    else
      sorted_media
    end
  end

end