require 'dugway/controller'
require 'dugway/contact_form_validator'

module Dugway
  class Application < Controller

    get '/' do
      render_page
    end

    get '/products(.js)' do
      if request.html?
        render_page
      elsif request.js?
        render_json(store.products)
      end
    end

    get '/category/:category(.js)' do
      render_not_found unless category = store.category(params[:category])
      render_artist_category_response(category, :category)
    end

    get '/artist/:artist(.js)' do
      render_not_found unless artist = store.artist(params[:artist])
      render_artist_category_response(artist, :artist)
    end

    get '/product/:product(.js)' do
      render_not_found unless product = store.product(params[:product])
      if request.html?
        set_page_name_and_render_page(product, :product)
      elsif request.js?
        render_json(product)
      end
    end

    any '/cart(.js)' do
      cart.update(cart_params) if cart_params
      redirect_to('/checkout') if params[:checkout]

      if request.html?
        render_page
      elsif request.js?
        render_json(cart)
      end
    end

    any '/checkout' do
      if cart.empty?
        error('Must have at least one product to checkout')
        redirect_to('/cart')
      else
        render_page
      end
    end

    get '/success' do
      render_page
    end

    post '/success' do
      sleep(3) # Give the checkout page time
      cart.reset
      render_page
    end

    get '/contact' do
      render_page
    end

    post '/contact' do
      error(contact_form_error) if contact_form_error
      render_page
    end

    get '/maintenance' do
      render_page
    end

    get '/:permalink' do
      render_page
    end

    get '/theme.css' do
      render_file('theme.css')
    end

    get '/theme.js' do
      render_file('theme.js')
    end

    get %r{^/images|fonts/.+$} do
      Rack::File.new(Dugway.source_dir).call(request.env)
    end

    private

    def self.cart_params
      params[:cart].try(:with_indifferent_access)
    end

    def self.contact_form_error
      ContactFormValidator.new(params).error_message
    end

    def self.render_artist_category_response(object, type)
      if request.html?
        set_page_name_and_render_page(object, type)
      elsif request.js?
        render_json(store.send("#{type}_products", params[type]))
      end
    end

    def self.set_page_name_and_render_page(object, type)
      page['name'] = object['name']
      render_page(type => object)
    end

  end
end