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: / var / canvas / app / models /
Filename : gradebook_filter.rb
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# frozen_string_literal: true

#
# Copyright (C) 2021 - present Instructure, Inc.
#
# This file is part of Canvas.
#
# Canvas is free software: you can redistribute it and/or modify it under
# the terms of the GNU Affero General Public License as published by the Free
# Software Foundation, version 3 of the License.
#
# Canvas 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 Affero General Public License for more
# details.
#
# You should have received a copy of the GNU Affero General Public License along
# with this program. If not, see <http://www.gnu.org/licenses/>.
#

class GradebookFilter < ApplicationRecord
  belongs_to :user, optional: false, inverse_of: :gradebook_filters
  belongs_to :course, optional: false, inverse_of: :gradebook_filters

  validates :user_id, :course_id, :payload, presence: true
  validates :name, length: { maximum: maximum_string_length }, allow_blank: false, presence: true
  validate :payload_is_hash

  set_policy do
    given { |u| u.id == user_id }
    can :read and can :update and can :destroy
  end

  private

  def payload_is_hash
    if !payload.nil? && !payload.is_a?(Hash)
      errors.add(:payload, "must be a hash")
    end
  end
end