require 'sinatra/base'
require 'sinatra/url_for'
require 'sinatra/config_file'
require 'tilt/erb'
require_relative 'lib/registration'

class RegistrationApp < Sinatra::Base
  register Sinatra::ConfigFile
  helpers Sinatra::UrlForHelper
  include ERB::Util

  config_file File.join(settings.root, 'config.yml')

  get '/' do
    @band = Band.new
    3.times { @band.songs << Song.new }
    erb :index
  end

  post '/submit' do
    if request.form_data?
      @band = Band.new(request['band'])
      if @band.valid?
        pdf_file = File.join("uploads", create_pdf_file_name(@band))
        generate_pdf_for(@band, File.join(settings.public_folder, pdf_file))
        send_registration_emails_for(@band, url_for(pdf_file))
        erb :submitted
      else
        erb :index
      end
    end
  end

  run! if app_file == $0
end