# encoding: utf-8
require 'haml'
require 'i18n'
require 'i18n/backend/fallbacks'
require 'rack/contrib/locale'
require 'sprockets-helpers'

module LocalPac
  module App
    class ApplicationController < Sinatra::Base
      set :root, File.expand_path('../../', __FILE__)
      set :haml, :format => :html5

      def local_storage
        return @local_storage if @local_storage

        if settings.respond_to? :local_storage
          @local_storage = settings.local_storage
        else
          @local_storage = LocalPac::LocalStorage.new
        end
      end

      use Rack::Deflater
      use Rack::Locale

      not_found do
        I18n.t('errors.not_found', name: env['sinatra.error'].message)
      end
      
      error do
        I18n.t('errors.default', message: env['sinatra.error'].message)
      end

      error Exceptions::GivenUrlInvalid do
        @error_summary   = I18n.t('errors.invalid_url.summary') 
        @error_details = I18n.t('errors.invalid_url.details', url: env['sinatra.error'].message)

        haml :error, layout: :application
      end

      configure :profile do
        require 'ruby-prof'
        use Rack::RubyProf, files: '/tmp/profiles'

        use Rack::CommonLogger, LocalPac::AccessLogger.new(LocalPac.config.access_log)
        set :raise_errors, false
        set :local_storage, LocalPac::LocalStorage.new
      end

      configure :production do
        use Rack::CommonLogger, LocalPac::AccessLogger.new(LocalPac.config.access_log)
        set :raise_errors, false
        set :local_storage, LocalPac::LocalStorage.new
      end

      configure :development do
        set :raise_errors, true
      end

      configure :test do
        use Rack::CommonLogger, LocalPac::NullAccessLogger.new
        set :raise_errors, true
      end
      
      configure do
        mime_type :proxy_pac_file, 'application/x-ns-proxy-autoconfig'

        I18n::Backend::Simple.send(:include, I18n::Backend::Fallbacks)
        I18n.load_path = Dir[File.join(settings.root, 'locales', '*.yml')]
        I18n.backend.load_translations

        I18n.enforce_available_locales = true
      end

      helpers do
        include Sprockets::Helpers

        def h(text)
          Rack::Utils.escape_html(text)
        end

        def t(*args)
          I18n.t(*args)
        end
      end

    end
  end
end