# -*- encoding: utf-8 -*-
require "papertrail-provisioner/version"

module Papertrail
  class Provisioner
    require 'uri'
    require 'net/http'
    require 'json'

    require 'capybara'
    require 'capybara/dsl'
    require 'capybara/poltergeist'

    Capybara.register_driver :poltergeist do |app|
      Capybara::Poltergeist::Driver.new(
        lambda{|e|},
        :js_errors         => false,
        :phantomjs_options => ['--load-images=no', '--ignore-ssl-errors=yes']
      )
    end

    Capybara.current_driver = :poltergeist
    Capybara.app_host       = 'https://papertrailapp.com'
    Capybara.run_server     = false

    include Capybara::DSL

    def initialize(email, password)
      @account_email    = email
      @account_password = password
    end

    def login!
      visit('/sessions/new')
      click_on('Sign In')

      fill_in('Email',    :with => @account_email)
      fill_in('Password', :with => @account_password)
      click_on('Login')

      unless current_path == '/dashboard' or current_path == '/start'
        raise "Failed to login"
      end

      @logged_in = true
    end

    def add_heroku_system(name)
      uri = URI("https://papertrailapp.com/api/v1/systems/#{name}.json")
      Net::HTTP.start(uri.host, uri.port, :use_ssl => true) do |http|
        request  = Net::HTTP::Get.new uri.request_uri
        request.basic_auth @account_email, @account_password
        response = http.request request
        if response.code == '200'
          body = JSON.load(response.body)
          if syslog = body['syslog']
            return "#{syslog["hostname"]}:#{syslog["port"]}"
          end
        end
      end

      login! unless @logged_in

      visit('/dashboard')

      unless current_path == '/dashboard'
        raise "Failed to visit the dashboard"
      end

      click_on('Add Systems')
      click_on('Alternatives')

      unless current_path == '/systems/new'
        raise 'Failed to load new system page'
      end

      find('li[data-formid="form2"]').click

      within('div#form2') do
        fill_in('What should we call it?', :with => name)
        click_on('Save →')
      end

      unless current_path == "/systems/#{name}/events"
        raise "Failed to create system"
      end

      find('div.quick-help').find('strong').text
    end

  end
end