# frozen_string_literal: true

# BigBlueButton open source conferencing system - http://www.bigbluebutton.org/.
#
# Copyright (c) 2018 BigBlueButton Inc. and by respective authors (see below).
#
# This program is free software; you can redistribute it and/or modify it under the
# terms of the GNU Lesser General Public License as published by the Free Software
# Foundation; either version 3.0 of the License, or (at your option) any later
# version.
#
# BigBlueButton is distributed in the hope that it will be useful, but WITHOUT ANY
# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
# PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License along
# with BigBlueButton; if not, see <http://www.gnu.org/licenses/>.

class Ability
  include CanCan::Ability

  def initialize(user)
    if !user
      cannot :manage, AdminsController
    elsif user.has_role? :super_admin
      can :manage, :all
    else
      highest_role = user.highest_priority_role
      if highest_role.can_edit_site_settings
        can [:index, :site_settings, :server_recordings, :branding, :coloring, :coloring_lighten, :coloring_darken,
             :room_authentication, :registration_method, :room_limit, :default_recording_visibility], :admin
      end

      if highest_role.can_edit_roles
        can [:index, :roles, :new_role, :change_role_order, :update_role, :delete_role], :admin
      end

      if highest_role.can_manage_users
        can [:index, :roles, :edit_user, :promote, :demote, :ban_user, :unban_user,
             :approve, :invite], :admin
      end

      if !highest_role.can_edit_site_settings && !highest_role.can_edit_roles && !highest_role.can_manage_users
        cannot :manage, AdminsController
      end
    end
  end
end