#UpGas

SketchSystems.spec

#UpGas 
Order Status Flow
  Requested*
    driver accepts order -> InProgress
    resale accepts order -> InProgress
    driver rejects order -> RejectByDriver
    resale rejects order -> RejectByResale
    customer cancels order -> CanceledByCustomer

  InProgress
    customer cancels order -> CanceledByCustomer
    driver cancels order -> CanceledByDriver
    timeout cancel order -> CanceledByTimeout
    resale cancels order -> CanceledByResale
    driver finishs order  -> FinishedByDriver
    resale finishs order -> FinishedByResale

  Rejected
    RejectByDriver
    RejectByResale
  Canceled
    CanceledByCustomer
    CanceledByDriver
    CanceledByTimeout
    CanceledByResale
  Finished
    FinishedByDriver
    FinishedByResale

SketchSystems_prototype.js

  function render(model){
  let current_state_name = model.active_states[0].name;
  return $("h1",
           {style: {color: "darkBlue"}},
           `The current state is: ${current_state_name}`);
}