module EffectiveLogging
  class UserLogger
    def self.create_warden_hooks
      Warden::Manager.after_authentication do |user, warden, opts|
        if EffectiveLogging.sign_in_enabled && !EffectiveLogging.supressed?
          ::EffectiveLogger.sign_in('Sign in',
            user: user,
            associated: user,
            ip: warden.request.ip.presence,
            referrer: warden.request.referrer,
            user_agent: warden.request.user_agent
          )
        end
      end

      Warden::Manager.after_set_user do |user, warden, opts|
        if EffectiveLogging.sign_in_enabled && !EffectiveLogging.supressed?
          if (opts[:event] == :set_user rescue false) # User has just reset their password and signed in
            ::EffectiveLogger.sign_in('Sign in',
              user: user,
              associated: user,
              ip: warden.request.ip.presence,
              referrer: warden.request.referrer,
              user_agent: warden.request.user_agent,
              notes: 'after password reset'
            )
          end
        end
      end

      Warden::Manager.before_logout do |user, warden, opts|
        if EffectiveLogging.sign_out_enabled && !EffectiveLogging.supressed?
          if user.respond_to?(:timedout?) && user.respond_to?(:timeout_in)
            scope = opts[:scope]
            last_request_at = (warden.request.session["warden.#{scope}.#{scope}.session"]['last_request_at'] rescue Time.zone.now)

            # As per Devise
            if last_request_at.is_a? Integer
              last_request_at = Time.at(last_request_at).utc
            elsif last_request_at.is_a? String
              last_request_at = Time.parse(last_request_at)
            end

            if user.timedout?(last_request_at) && !warden.request.env['devise.skip_timeout']
              ::EffectiveLogger.sign_out('Sign out', user: user, associated: user, timedout: true)
            else
              ::EffectiveLogger.sign_out('Sign out', user: user, associated: user)
            end
          else # User does not respond to timedout
            ::EffectiveLogger.sign_out('Sign out', user: user, associated: user)
          end
        end
      end

    end
  end
end