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


class Introduction(Page):
    def is_displayed(player):
        return player.round_number == 1


class Choice(Page):
    form_model = 'player'
    form_fields = ['number']


class ChoiceWait(WaitPage):
    def after_all_players_arrive(self):
        self.group.set_payoffs()


class Results(Page):
    pass


class ShuffleWaitPage(WaitPage):
    wait_for_all_groups = True
    @staticmethod
    def after_all_players_arrive(subsession):
        subsession.group_randomly()


class Final(Page):
    def is_displayed(player):
        return player.round_number == 20



page_sequence = [Introduction, Choice, ChoiceWait, Results, ShuffleWaitPage, Final]