class CommentsController < ApplicationController

  before_filter :find_post

  def index
    @comments = case params[:filters]
      when 'by_quality'    : @post.comments_by_quality(params[:page])
      when 'by_created_at' : @post.comments_by_created_at(params[:page])
      else
        @post.comments_by_quality(params[:page])
      end
  end

  private

  def find_post
    @post = Post.find(params[:post_id])
  end
end