module Ecom
  module Core
    class WorkPackage < ApplicationRecord
      belongs_to :project
      belongs_to :site_engineer, class_name: 'Ecom::Core::User', optional: true
      belongs_to :project_manager, class_name: 'Ecom::Core::User', optional: true

      validates :code, :name, presence: true
      validates :code, uniqueness: true
      validates :budget, numericality: true, unless: proc { budget.nil? }

      has_many :tasks
    end
  end
end