from otree.api import *
import random

doc = """
"Experiment"
"""


class Constants(BaseConstants):
    name_in_url = 'Ranking_Experiment_Instructions'
    players_per_group = 4
    column_role = 'column'
    row_role = 'row'
    num_rounds = 1
    #choices=[(random.randrange(0, 20), random.randrange(0, 20)) for i in range(16)]
    choices = []
    for i in range(1, 5):
        for j in range(1, 5):
            choices.append((i, j))
    ranks=[i+1 for i in range(0,16)]
    random.shuffle(choices)

class Subsession(BaseSubsession):
    pass


class Group(BaseGroup):
    pass

class Player(BasePlayer):
    ranking = models.StringField()
    random_ranks = models.StringField()

class Instructions(Page):
    form_model = 'player'
    form_fields = ['ranking']

    @staticmethod
    def before_next_page(player: Player, timeout_happened):
        participant = player.participant

        participant.ranking = player.ranking



page_sequence = [Instructions]