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


class TaskDescription(Page):
    def vars_for_template(self):
        
        max_payoff_per_product = self.session.config['max_payoff_per_product']
        max_payoff_per_product_two_decimals = f'{max_payoff_per_product:.2f}'

        return{
            'total_number_products' : self.participant.vars['number_products'],
            'fixed_payoff' : self.session.config['participation_fee'],
            'max_payoff_per_product' : max_payoff_per_product_two_decimals,
            'number_periods_historic_demand' : self.session.config['number_periods_historic_demand']
        }

class Comprehension(Page):
    form_model = 'player'
    form_fields = ['Q1', 'Q2', 'Q3', 'Q4']

    def before_next_page(self):
        if ((self.player.Q1 != '1') or (self.player.Q2 != '1') or (self.player.Q3 != '1') or (self.player.Q3 != '1')):
                self.participant.vars['quiz_successful'] = False
        else:
                self.participant.vars['quiz_successful'] = True
               
class Comprehension_Failed(Page):
    def is_displayed(self):
        return not(self.participant.vars['quiz_successful'])


page_sequence = [TaskDescription, Comprehension, Comprehension_Failed]