from . import models
from ._builtin import Page, WaitPage
from .models import Constants
import random

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


class Decision(Page):
    form_model = 'player'
    form_fields = ['guess']

    def before_next_page(self):
        if self.timeout_happened:
            self.player.guess = random.randint(0,100)


class DecisionWaitPage(WaitPage):
    template_name = 'guess_number/DecisionWaitPage.html'

    def after_all_players_arrive(self):
        self.group.set_payoffs()


class Results(Page):
    def vars_for_template(self):
        sorted_guesses = sorted(p.guess for p in self.group.get_players())
        return {'sorted_guesses': sorted_guesses}


class ResultsWaitPage(WaitPage):
    template_name = 'guess_number/ResultsWaitPage.html'
    wait_for_all_groups = True

    def is_displayed(self):
        return self.round_number != Constants.num_rounds

    def vars_for_template(self):
        sorted_guesses = sorted(p.guess for p in self.group.get_players())
        return {'sorted_guesses': sorted_guesses}


class Payment(Page):

    def is_displayed(self):
        return self.round_number == Constants.num_rounds

    def vars_for_template(self):
        return {
            'paying_round': self.session.vars['paying_round'],
            'num_winners': self.session.vars['num_winners'],
            'cum_payoff': sum([p.payoff for p in self.player.in_all_rounds()]),
            'is_winner': self.participant.vars['is_winner'],
        }


page_sequence = [Introduction,
                 Decision,
                 DecisionWaitPage,
                 Results,
                 ResultsWaitPage,
                 Payment
                 ]