module BridgeCache
  class GroupEnrollment < ApplicationRecord
    extend BridgeCache::Data::BridgeModel

    def self.for_domain(domain_id)
      joins(:course_template).where(bridge_cache_course_templates: { domain_id: domain_id })
    end

    belongs_to :group, foreign_key: :group_id, primary_key: BridgeCache.primary_key,
                       class_name: BridgeCache::Group.name, optional: true
    belongs_to :course_template, foreign_key: :course_template_id, primary_key: BridgeCache.primary_key,
                                 class_name: BridgeCache::CourseTemplate.name, optional: true

    def self.unique_column_names
      %w[bridge_id]
    end
  end
end