statesman

workflow.rb

# use only for possible transitions check
class IndividualWebinar::Workflow
  include Statesman::Machine

  def initialize(webinar)
    @webinar = webinar
  end

  state :planned
  state :waiting_for_teacher
  state :waiting_for_student
  state :on_air
  state :finished

  transition from: :planned,              to: [:waiting_for_teacher, :cancelled_by_manager, :cancelled_by_teacher, :cancelled_by_student]
  transition from: :waiting_for_teacher,  to: [:waiting_for_student, :missed_by_teacher]
  transition from: :waiting_for_student,  to: [:on_air, :missed_by_student]
  transition from: :on_air,               to: [:finished]
end