from otree.api import (
    models, widgets, BaseConstants, BaseSubsession, BaseGroup, BasePlayer,
    Currency as c, currency_range
)
import random
from django import forms
import time
import datetime

author = 'Filipp Chapkovskii, UZH, chapkovski@gmail.com'
editor = 'Yidan Chai for ec312 teaching purpose'

doc = """
ebay auction example
"""


class Constants(BaseConstants):
    name_in_url = 'week4_dutch_auction'
    players_per_group = None
    num_rounds = 1
    starting_time = 60
    extra_time = 15
    # endowment = 100
    prize = 200
    # num_others = num_participants - 1
    step = 1



class Subsession(BaseSubsession):
    # def before_session_starts(self):
    #     for g in self.get_groups():
    #         g.price = 0

    def creating_session(self):
        for g in self.get_groups():
            g.price = 16
        if self.round_number == 1:
            for p in self.get_players():
                p.endowment = random.randint(1,10)
            for g in self.get_groups():
                g.common_value = random.randint(1,6)


class Group(BaseGroup):
    price = models.IntegerField()
    auction_start_date = models.FloatField()
    auction_end_date = models.FloatField()
    winner = models.IntegerField()
    common_value = models.CurrencyField()

    def time_left(self):
        now = time.time()
        time_left = self.auction_end_date - now
        time_left = round(time_left) if time_left > 0 else 0
        return time_left

    def set_payoffs(self):
        # self.common_value = random.randint(1,6)
        for p in self.get_players():
            # p.endowment = random.randint(1,10)
            if p.id_in_group == self.winner:
                p.payoff = p.endowment + self.common_value - self.price
            else:
                p.payoff = 0


class Player(BasePlayer):
    endowment = models.CurrencyField()
    # endowment = random.randint(1,10)