require 'sinatra/static_assets'
require 'sinatra/url_for'

module TableSetter
  class App < Sinatra::Base
    helpers Sinatra::UrlForHelper
    register Sinatra::StaticAssets
    set :root, TableSetter.config_path
    # serve static files from the public directory
    enable :static

    not_found do
      show :"404"
    end

    error do
      show :"500"
    end

    get "/" do
      headers['Cache-Control'] = "public, max-age=#{TableSetter::App.cache_timeout}"
      last_modified Table.fresh_yaml_time
      show :index, :tables => Table.all
    end

    ["/:slug/:page", "/:slug"].each do |path|
      get path do
        headers['Cache-Control'] = "public, max-age=#{TableSetter::App.cache_timeout}"
        not_found unless Table.exists? params[:slug]
        table = Table.new(params[:slug], :defer => true)
        last_modified table.updated_at
        table.load
        page = params[:page] || 1
        table.paginate! page
        show :table, :table => table, :page => page
      end
    end

    private

    def show(page, locals={})
      erb page, {:layout => true}, locals
    end

    class << self
      attr_accessor :cache_timeout

      def cache_timeout
        @cache_timeout || 0
      end

    end
  end
end