from otree.api import *


author = 'Your name here'

doc = """
Your app description
"""


class C(BaseConstants):
    NAME_IN_URL = 'expPGG'
    PLAYERS_PER_GROUP = 3
    NUM_ROUNDS = 1
    ENDOWMENT = 100
    MULTIPLIER = 1.8


class Subsession(BaseSubsession):
    pass


class Group(BaseGroup):
    total_contribution = models.CurrencyField()
    individual_share = models.CurrencyField()

    # FUNCTIONS
    def set_payoffs(self):
        players = self.get_players()
        contributions = [p.contribution for p in players]
        self.total_contribution = sum(contributions)
        self.individual_share = (
            self.total_contribution * C.MULTIPLIER / C.PLAYERS_PER_GROUP
        )
        for p in players:
            p.payoff = C.ENDOWMENT - p.contribution + self.individual_share



class Player(BasePlayer):
    contribution = models.CurrencyField(
        min=0, max=C.ENDOWMENT, label="How much will you contribute?"
    )

class Contribute(Page):
    form_model = 'player'
    form_fields = ['contribution']


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

class Results(Page):
    pass


page_sequence = [Contribute, ResultsWaitPage, Results]