forked from MarseyWorld/MarseyWorld
135 lines
4.2 KiB
Python
135 lines
4.2 KiB
Python
import time
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import random
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from flask import g
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from files.classes.lottery import Lottery
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from files.helpers.alerts import *
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from files.helpers.useractions import *
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from .config.const import *
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LOTTERY_WINNER_BADGE_ID = 137
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def get_active_lottery():
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return g.db.query(Lottery).order_by(Lottery.id.desc()).filter(Lottery.is_active).one_or_none()
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def get_users_participating_in_lottery():
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return g.db.query(User) \
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.filter(User.currently_held_lottery_tickets > 0) \
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.order_by(User.currently_held_lottery_tickets.desc()).all()
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def get_active_lottery_stats():
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active_lottery = get_active_lottery()
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participating_users = get_users_participating_in_lottery()
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return None if active_lottery is None else active_lottery.stats, len(participating_users)
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def end_lottery_session():
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active_lottery = get_active_lottery()
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if (active_lottery is None):
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return False, "There is no active lottery!"
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participating_users = get_users_participating_in_lottery()
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raffle = []
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for user in participating_users:
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for _ in range(user.currently_held_lottery_tickets):
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raffle.append(user.id)
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if len(raffle) == 0:
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active_lottery.is_active = False
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return True, "Lottery ended with no participants!"
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winner = random.choice(raffle)
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active_lottery.winner_id = winner
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winning_user = next(filter(lambda x: x.id == winner, participating_users))
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winning_user.pay_account('coins', active_lottery.prize)
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winning_user.total_lottery_winnings += active_lottery.prize
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badge_grant(user=winning_user, badge_id=LOTTERY_WINNER_BADGE_ID)
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for user in participating_users:
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chance_to_win = user.currently_held_lottery_tickets / len(raffle) * 100
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chance_to_win = str(chance_to_win)[:5]
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if user.id == winner:
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notification_text = f'You won {active_lottery.prize} coins in the lottershe! ' \
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+ f'Congratulations!\n\nYour odds of winning were: {chance_to_win}%'
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else:
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notification_text = 'You did not win the lottershe. Better luck next time!\n\n' \
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+ f'Your odds of winning were: {chance_to_win}%\n\nWinner: @{winning_user.username} (won {active_lottery.prize} coins)'
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send_repeatable_notification(user.id, notification_text)
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user.currently_held_lottery_tickets = 0
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active_lottery.is_active = False
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g.db.add(winning_user)
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g.db.add(active_lottery)
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g.db.commit() # Intentionally commit early because cron runs with other tasks
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return True, f'{winning_user.username} won {active_lottery.prize} coins!'
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def start_new_lottery_session():
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end_lottery_session()
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lottery = Lottery()
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epoch_time = int(time.time())
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# Subtract 4 minutes from one cycle so cronjob interval doesn't cause the
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# time to drift toward over multiple cycles.
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one_week_from_now = epoch_time + LOTTERY_DURATION - (4 * 60)
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lottery.ends_at = one_week_from_now
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lottery.is_active = True
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g.db.add(lottery)
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def check_if_end_lottery_task():
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active_lottery = get_active_lottery()
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if active_lottery is None:
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return False
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elif active_lottery.timeleft > 0:
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return False
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start_new_lottery_session()
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return True
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def lottery_ticket_net_value():
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return LOTTERY_TICKET_COST - LOTTERY_SINK_RATE
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def purchase_lottery_tickets(v, quantity=1):
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if quantity < 1:
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return False, "Must purchase one or more lottershe tickets!"
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elif (v.coins < LOTTERY_TICKET_COST * quantity):
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return False, f"Lottery tickets cost {LOTTERY_TICKET_COST} coins each!"
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most_recent_lottery = get_active_lottery()
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if (most_recent_lottery is None):
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return False, "There is no active lottery!"
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if not v.charge_account('coins', LOTTERY_TICKET_COST * quantity)[0]:
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return False, "You don't have enough coins"
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v.currently_held_lottery_tickets += quantity
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v.total_held_lottery_tickets += quantity
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net_ticket_value = lottery_ticket_net_value() * quantity
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most_recent_lottery.prize += net_ticket_value
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most_recent_lottery.tickets_sold += quantity
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if quantity == 1: return True, f'Successfully purchased {quantity} lottershe ticket!'
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return True, f'Successfully purchased {quantity} lottershe tickets!'
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def grant_lottery_tickets_to_user(v, quantity):
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active_lottery = get_active_lottery()
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prize_value = lottery_ticket_net_value() * quantity
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if active_lottery:
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v.currently_held_lottery_tickets += quantity
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v.total_held_lottery_tickets += quantity
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active_lottery.prize += prize_value
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active_lottery.tickets_sold += quantity
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