from otree.api import (
    models,
    widgets,
    BaseConstants,
    BaseSubsession,
    BaseGroup,
    BasePlayer,
    Currency as c,
    currency_range,
)


doc = """
This is a one-period public goods game with 3 players.
"""


class Constants(BaseConstants):
    name_in_url = 'contribution'
    num_rounds = 1
    players_per_group = None

    instructions_template = 'contribution/instructions.html'

    # """Amount allocated to each player"""
    endowment = c(1000)



class Group(BaseGroup):

            pass


class Subsession(BaseSubsession):
    def vars_for_admin_report(self):
        contributions = [
            p.contribution for p in self.get_players() if p.contribution != None
        ]
        if contributions:
            return dict(
                avg_contribution=sum(contributions) / len(contributions),
                min_contribution=min(contributions),
                max_contribution=max(contributions),
            )
        else:
            return dict(
                avg_contribution='(no data)',
                min_contribution='(no data)',
                max_contribution='(no data)',
            )
        p.payoff = (Constants.endowment - self.total_contribution)


class Player(BasePlayer):
    contribution = models.CurrencyField(
        min=0, max=Constants.endowment, doc="""The amount contributed by the player"""
    )