from otree.api import *
import numpy as np
import random


doc = """
introPage
"""


class C(BaseConstants):
    NAME_IN_URL = 'introPage'
    PLAYERS_PER_GROUP = 3
    NUM_TASKS = 2
    NUM_ROUNDS = 1 #这是指introPage app出现的次数
    INSTRUCTIONS_TEMPLATE = 'introPage/instructions.html'


class Subsession(BaseSubsession):
    pass


class Group(BaseGroup):
    pass

class Player(BasePlayer):
    pass


# PAGES
class Ready(Page):
    @staticmethod
    def js_vars(player: Player):
        return dict(num_players = C.PLAYERS_PER_GROUP, num_tasks = C.NUM_TASKS)
    
page_sequence = [Ready]