require 'sinatra'
require 'koala'
require 'time'

$client_id = "LOLZ"
$redirect_uri = "MOARLOLZ"
$app_secret = "SECRETSQUIRREL"

$day = 86400

include Koala
enable :sessions

get '/' do
  if session['access_token']
    'You are logged in! <a href="/logout">Logout</a>'
  else
    'You are not logged in...'
    '<a href="/login">Login</a>'
  end
end

get '/login' do
  session['oauth'] = Koala::Facebook::OAuth.new($client_id, $app_secret, $redirect_uri)
  redirect session['oauth'].url_for_oauth_code(:permissions => "read_stream,publish_stream")
end

get '/logout' do
  session['oauth'] = nil
  session['access_token'] = nil
  redirect '/'
end

get '/callback' do
  session['access_token'] = session['oauth'].get_access_token(params[:code])
  redirect '/'
end