module Ecom
  module Core
    class MaintenanceServiceOrder < ApplicationRecord
      NEW = 'New'.freeze
      IN_PROGRESS = 'In Progress'.freeze
      COMPLETED = 'Completed'.freeze

      STATUSES = [NEW, IN_PROGRESS, COMPLETED].freeze

      belongs_to :equipment_item
      belongs_to :maintenance_type
      belongs_to :prepared_by, class_name: 'Ecom::Core::User'
      belongs_to :approved_by, class_name: 'Ecom::Core::User', optional: true

      validates :title, :status, presence: true
      validates :status, inclusion: STATUSES

      scope :approved, -> { where(approved: true) }
      scope :unapproved, -> { where(approved: false) }
    end
  end
end