# frozen_string_literal: true

#
# Copyright (C) 2024 - 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 Checkpoints::DateOverrideCommonService < ApplicationService
  def initialize(checkpoint:, overrides:)
    super()
    @checkpoint = checkpoint
    @overrides = overrides
  end

  def call
    @overrides.each do |override|
      set_type = override.fetch(:set_type, nil)

      # If set_type is nil and override has an id, fetch the set_type from the checkpoint
      set_type = @checkpoint.assignment_overrides.find(override[:id]).set_type if set_type.nil? && override[:id]

      raise Checkpoints::SetTypeRequiredError, "set_type is required, but was not provided" if set_type.nil?

      service = services.fetch(set_type) { |key| raise Checkpoints::SetTypeNotSupportedError, "set_type of '#{key}' not supported. Supported types: #{services.keys}" }
      service.call(checkpoint: @checkpoint, override:)
    end
  end

  private

  def services
    {}
  end
end
