from otree.api import (
    models,
    widgets,
    BaseConstants,
    BaseSubsession,
    BaseGroup,
    BasePlayer,
    Currency as c,
    currency_range,
    ExtraModel,
    
)


author = 'Your name here'

doc = """
Your app description
"""


class Constants(BaseConstants):
    name_in_url = 'EMexercise'
    players_per_group = 2
    num_rounds = 1


class Subsession(BaseSubsession):
    pass


class Group(BaseGroup):


    def live_method(self, id_in_group, data):
        sender = self.get_player_by_id(id_in_group)
        sender.counter += 1
        Record.objects.create(player=sender, who=data['who'], when = data['when'], click = sender.counter)



class Player(BasePlayer):
    counter = models.IntegerField(initial=0)


class Record(ExtraModel):
    player = models.Link(Player)
    who = models.StringField()
    when = models.FloatField()
    click=models.IntegerField()



def custom_export(players):
    # header row
    yield ['session_code', 'participant_code', 'id_in_group','click_who', 'when', 'count']
    for rec in Record.objects.order_by('id'):
        yield [rec.player.session.code, rec.player.participant.code, rec.player.id_in_group, rec.who, rec.when, rec.click]