bigbluebutton / greenlight

# 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/>.

module Deleteable

  extend ActiveSupport::Concern

  included do

    # By default don't include deleted if the column has been created

    default_scope { where(deleted: false) } if column_names.include? 'deleted'

    scope :include_deleted, -> { unscope(where: :deleted) }

    scope :deleted, -> { include_deleted.where(deleted: true) }

  end

  def destroy(permanent = false)

    if permanent

      super()

    else

      run_callbacks :destroy do end

      update_attribute(:deleted, true)

    end

  end

  def delete(permanent = false)

    destroy(permanent)

  end

  def undelete!

    update_attribute(:deleted, false)

  end

  def deleted?

    deleted

  end

end