class PortfoliosController < ApplicationController

  def index
    @index_images = PortfolioImage.order("Created_at DESC").limit(20)
  end
  
  def show
    @slug = params[:slug]
    
    if params[:slug]
      @portfolio = Portfolio.find_by_slug(params[:slug])
      
      @images = @portfolio.images.page(params[:page]).per(1)
      
      
      @prev_page = @images.current_page.to_i > 1 ? @images.current_page.to_i-1 : @images.total_count
      
      @next_page = @images.current_page.to_i < @images.total_count ? @images.current_page.to_i+1 : 1
      
      
      @next_image = @portfolio.images.page(@next_page).per(1).first
      @prev_image = @portfolio.images.page(@prev_page).per(1).first
      
    else
      
    end
    
  end
end