mjacobus/recruiter

module Recruiter
  class OmniauthCallbacksController < ::Devise::OmniauthCallbacksController
    # For handling errors
    def new_session_path(scope)
      new_user_session_path
    end

    def facebook
      login_with(Oauth::Facebook)
    end

    def google_oauth2
      login_with(Oauth::Google)
    end

    def github
      login_with(Oauth::Github)
    end

    def login_with(klass)
      env          = request.env["omniauth.auth"]
      origin       = request.env["omniauth.origin"]
      user         = klass.find_or_build_user(env)
      redirect_url = redirect_url_for(user, origin)
      message      = login_message(user)
      user.save!(validate: false)
      sign_in(user, event: :authentication)
      redirect_to redirect_url, notice: message, only_path: true
    end

    def login_message(user)
      key = user.new_record? ? 'account_created' : 'login_succeed'
      I18n.t("recruiter.messages.#{key}")
    end

    def redirect_url_for(user, origin = nil)
      origin || root_url
    end

    def relative_path(url)
      matches = url.match(/^http(s)?:\/\/[^\/]+(.*)/)
      matches ? matches[2] : url
    end
  end
end