from otree.api import Currency as c, currency_range
from ._builtin import Page, WaitPage
from .models import Constants


class Intro(Page):
    def is_displayed(self):
        return self.subsession.round_number == 1

class Offer(Page):
    form_model = 'player'
    form_fields = ['buy', 'sell']

class ResultsWaitPage(WaitPage):
    def after_all_players_arrive(self):
        pass


class Results(Page):
    pass


page_sequence = [Intro, Offer, ResultsWaitPage, Results]