yippie-io/iUPB

class AdsController < ApplicationController
  def index
    @categories = AdCategory.where(parent_id: params[:category]||nil).asc(:name)
    if params[:category]
      @category = AdCategory.find(params[:category])
    end

    if params[:q] && !params[:q].blank? # we have a search
      qry = ->(query) do
        query.string params[:q]
      end
      
      @ads = Ad.tire.search do
        query &qry
        if @category
          filter do
            {:category_id => @category.id}
          end
        end
        facet 'categories' do
          terms :category_id
        end
      end
      
      @ads = @ads.to_a
      # pp @ads #DEBUG
    else # nope, no search, normal index
      if @category
        @ads = @category.all_ads
      else
        @ads = @categories.flat_map(&:all_ads)
      end
      @ads = @ads.sort { |a, b| a.normalized_views <=> b.normalized_views }
    end 
    
    respond_to do |format|
      format.html { 
        @ads = @ads.paginate(:per_page => 16, :page => params[:page])
        if request.xhr?
          render partial: @ads
        else 
          render "index"
        end
      }
      format.json { render json: @ads, except: [:admin_token, :email, :publish_email, :user_id] }
      format.atom
    end
  end

  def new
    @ad = Ad.new
    @ad.email = current_user.email if user_signed_in?
  end
  
  def edit
    @ad = Ad.where(admin_token: params[:admin_token]).first
  end
  
  def update
    @ad = Ad.where(admin_token: params[:admin_token]).first
    if @ad
      set_youtube_thumbnail @ad
      if @ad.update_attributes(params[:ad])
        redirect_to @ad, notice: t(".notice_saved")
      else
        render "edit"
      end
    else
      redirect_to ads_path, notice: t(".not_found")
    end
  end
  
  def remove
    @ad = Ad.where(admin_token: params[:admin_token]).first
  end
  
  def destroy
    @ad = Ad.where(admin_token: params[:admin_token])
    @ad.destroy
    redirect_to ads_path, notice: t(".notice_deleted")
  end
  
  def show
    @ad = Ad.find(params[:id])
    @ad.track_view
    @youtube_videos = extract_youtube_videos(@ad.text).slice 0,2
  end

  def create
    @ad = Ad.new(params[:ad])
    @ad.user = current_user if user_signed_in?
    set_youtube_thumbnail @ad
    if verify_recaptcha(model: @ad, message: t("recaptcha.errors.incorrect-captcha-sol")) && @ad.save
      @ad.ensure_admin_token
      AdMailer.ad_created_email(@ad).deliver
      redirect_to @ad, notice: t(".notice_saved")
    else
      flash.delete(:recaptcha_error)
      render "new"
    end
  end
  
  def report
    @ad = Ad.find(params[:id])
    @contact = ContactUs::Contact.new
    @contact.message = "#{@ad.title} by #{@ad.name}/#{@ad.email} \n\nVIEW: #{ad_url(@ad)} \n\n DELETE: #{remove_ad_url(@ad, admin_token: @ad.admin_token)}\n\n" + 
      "EDIT: #{edit_ad_url(@ad, admin_token: @ad.admin_token)}"
    @contact.email = "support@yippie.io"

    if @contact.save
      redirect_to(ad_path(@ad), :notice => t('.success'))
    else
      redirect_to(ad_path(@ad), :notice => t('.error')) 
    end
  end
  
  protected
  
  def set_youtube_thumbnail (ad)
    if ad.photo.blank?
      video = extract_youtube_videos(ad.text).first
      ad.alternative_thumbnail_url = video.thumbnail_url unless video.blank? || video.thumbnail_url.blank?
      params[:ad][:alternative_thumbnail_url] = ad.alternative_thumbnail_url
    end
  end
  
  def extract_youtube_videos (html_string)
    urls = URI.extract html_string
    urls_converted = urls.uniq.map do |url| 
      if url.blank? 
        nil 
      else 
        begin 
          OEmbed::Providers::Youtube.get url 
        rescue
          nil
        end
      end
    end
    urls_converted.compact.keep_if(&:video?)
  end
end