module <%= name.camelize %>
  class App < Sinatra::Default
    set    :views, File.expand_path(File.join(File.dirname(__FILE__), 'views'))
    enable :methodoverride

    helpers do
      def oauth_consumer
        ::<%= name.camelize %>::OAuth.consumer
      end

      def current_user
        session[:user_id].nil? ? nil : ::<%= name.camelize %>::User.get(session[:user_id])
      end
    end

    error do
      <%= name.camelize %>::Log.logger.info env['sinatra.error'].message
      <%= name.camelize %>::Log.logger.info env['sinatra.error'].backtrace.join("\n")
      haml :failed
    end

    get '/' do
      haml current_user.nil? ? :about : :home
    end

    get '/authenticate' do
      ::<%= name.camelize %>.retryable(:times => 2) do
        request_token = oauth_consumer.get_request_token
        session[:request_token] = request_token.token
        session[:request_token_secret] = request_token.secret
        redirect request_token.authorize_url
      end
    end

    get '/peace' do
      session.clear
      redirect '/'
    end

    get '/callback' do
      @request_token = ::OAuth::RequestToken.new(oauth_consumer,
                                                 session[:request_token],
                                                 session[:request_token_secret])

      access_token = @request_token.get_access_token

      oauth_response = oauth_consumer.request(:get, '/account/verify_credentials.json',
                                              access_token, { :scheme => :query_string })
      case oauth_response
      when Net::HTTPSuccess
        user_info = JSON.parse(oauth_response.body)
        user = ::<%= name.camelize %>::User.first_or_create(:twitter_id  => user_info['id'])  # really wish first_or_create behaved sanely
        user.name,  user.avatar = user_info['name'], user_info['profile_image_url']
        user.token, user.secret = access_token.token, access_token.secret
        user.url                = 'http://twitter.com/'+user_info['screen_name']
        user.save

        session[:user_id] = user.id
        redirect '/'
      else
        raise ArgumentError.new('Unhandled HTTP Response')
      end
    end
  end
end