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


class Send(Page):
    form_model = 'group'
    form_fields = ['sent_amount']

    def is_displayed(self):
        return self.player.id_in_group != 1

class SendBack(Page):
    form_model = 'group'
    form_fields = ['sent_back_amount']

    def is_displayed(self):
        return self.player.id_in_group == 1

    def vars_for_template(self):
        return {
            'tripled_amount': self.group.sent_amount * Constants.multiplication_factor
        }

    def sent_back_amount_choices(self):
        return currency_range(c(0), self.group.sent_amount * Constants.multiplication_factor, c(1))


class WaitForP1(WaitPage):
        pass


class ResultsWaitPage(WaitPage):
        def after_all_players_arrive(self):
            group = self.group
            players = group.get_players()
            p1 = group.get_player_by_role('distributor')
            p2 = group.get_player_by_role('sender')
            p3 = group.get_player_by_role('sender')
            p4 = group.get_player_by_role('sender')
            allocations = [p.sent_amount for p in players]
            group.total_allocations = sum(allocations)
            p2.payoff = Constants.endowment - group.sent_amount + group.sent_back_amount
            p1.payoff = group.sent_amount * Constants.multiplication_factor - group.sent_back_amount
            p3.payoff = Constants.endowment - group.sent_amount + group.sent_back_amount
            p4.payoff = Constants.endowment - group.sent_amount + group.sent_back_amount



class Results(Page):
    pass


page_sequence = [
    Send,
    WaitForP1,
    SendBack,
    ResultsWaitPage,
    Results,
]