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

class Intro(Page):
    def is_displayed(self):
        return self.round_number in Constants.switching_rounds #Intro will only be shown in round 1 and 6

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

    def vars_for_template(self): #generate variables that we can use later
        return {'mylabel': f'Invest something from 0 to {self.player.endowment}'}  # variable will only exist on this specific page!

    def contribution_max(self):
        return self.player.endowment #players cannot insert more than they have as an endowment

class ResultsWaitPage(WaitPage):

    def after_all_players_arrive(self):
       self.group.set_payoffs() #says that here we will calculate the payoffs


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

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


page_sequence = [
    Intro,
    Contribution,
    ResultsWaitPage,
    Results,
    FinalResults
]