import bets
from decimal import *

api = bets.BetsApi('<KEY>')


def project_bets_by_id(project_id):
    """
    Returns all active bets for project.
    """
    bets = api.get_active_bets(project_id=project_id)
    return bets


def get_ticket_bet(ticket_number, project_bets):
    """
    Tries to get ticket bet dictionary if the bet for ticket exists.
    """
    ticket_bet = {}
    for bet in project_bets:
        if bet['goal'] == u'%d' % ticket_number and is_estimate(bet):
            ticket_bet.update(bet)
            break
    if not ticket_bet:
        raise ValueError("No bet for given ticket number %d" % ticket_number)
    return ticket_bet


def get_ticket_link(bet):
    """
    Returns bets link for given ticket bet.
    """
    link = "http://bets.42cc.co/#/bet/%d" % bet['id']
    return link


def is_estimate(ticket_bet):
    """
    Checks if ticket bet type is 'estimate_ticket'.

    Used in get_ticket_bet.
    """
    return ticket_bet['type'] == 'estimate_ticket'


def stakes_info(ticket_bet):
    """
    Returns total bet amount for each option.
    """
    stakes = {}
    for side in ticket_bet['sides']:
        stakes.update({ticket_bet['sides'][side]['name']: 0})

    for stake in ticket_bet['stakes']:
        side_string = unicode(stake['side'])
        stakes[ticket_bet['sides'][side_string]['name']] += \
            Decimal(stake['amount'])
    return stakes


def is_bet_finished(bet):
    """
    Returns true if bet finished.
    """
    return not bet['winner'] is None