require 'securerandom'
require 'P4'

class AuthController < ApplicationController

	skip_before_action :verify_authenticity_token, except: [ :user ]
	before_action :validate_session, except: [ :login, :nothing ]

  # this is used as a dummy endpoint to validate they are authenticated
	def user
		render :json => @@sessions[cookies[:hws_token]]
	end

	def login
    render :nothing => true, status: 401 and return if params['user'].nil? || params['user']['name'].nil? || params['user']['password'].nil?
    p4ticket = nil

    # for funsies, auth to a perforce server
    begin
      p4 = P4.new
      p4.port = ENV['P4PORT'] || 'qaplay:1999'
      p4.user = params['user']['name']
      p4.password = params['user']['password']
      p4.charset = 'auto'
      p4.connect
      p4ticket = p4.run_login('-p')
    rescue P4Exception => e
      puts e.message
      render :nothing => true, status: 403 and return
    end

		# good to go, store the metadata and make a token
		token = SecureRandom.hex
		# TODO: add more metadata
		user_data = { :user => params['user']['name'], :expires => DateTime.current + 5.minutes, :p4ticket => p4ticket[0] }

    @@sessions[token] = user_data

    # done
    render :text => "hws_token=#{token}"
	end

	def logout
		puts params
		@@sessions.delete(session_key)
		render :nothing => 'true'
	end

end