review.rb

class CarNavigation 
  
  def initialize(a, b)
    @a = a
    @b = b
  end

  def drive_to_chicago(lat, lng)
    @a.start_car
    @a.drive_to_lat_lng(lat, lng)
    @a.park 
  end

  def drive_to_new_york(lat, lng)
    @a.start_car
    @a.drive_to_lat_lng(lat, lng)
    @a.park 
  end

  def drive_to_la(lat, lng)
    @a.start_car
    @a.drive_to_lat_lng(lat, lng)
    @a.park 
  end

  def drive_home 
    @a.start_car 
    @a.drive_to(@b)
    @a.park
  end

  def oil_change
    money = Person.first.money 
    @a = Dealership.buy_car(Person.first, money)
    @a.start_car 
    @a.drive_to(@b)
    @a.park 

    if(@a.weight > 5000)
      puts 'big car'
      if(@a.tires.pressure < 24)
        if(@a.tires.wear > 60)
          if(@a.tires.age > 24)
            @a.tires.fill_to(35)
          end
        end
      end
    end

    Car::Maintenance.perform_oil_change(@a) 
  end

  def buy_car(a)
    Dealership.buy_car(a)
  end

end