Contract con_corn_ticket_001
| Creator | ae7d14d6d9b8443f881ba6244727b69b681010e782d4fe482dbfb0b6aca02d5d |
| Creation Hash | 48415d20552a38be769274535a369f28a8b7d4401e99999cff0e9c36821fd44e |
| Created On | 1040 days ago - 6/24/2021, 8:56:45 AM UTC+0 |
Contract Code
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import currency as tau
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import con_bitcorn as corn
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random.seed()
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# Owner of this contract
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owner = Variable()
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# Percent of total pool that goes to dev fund
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dev_share = Variable()
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# Percent of total pool that goes to endogen
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endo_share = Variable()
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# Amount of TAU needed to participate
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tau_amount = Variable()
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# Max users that can participate in one draw
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max_entries = Variable()
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# How often can one user participate in one draw
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user_tickets = Variable()
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# Total TAU amount of current run
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tau_balance = Variable()
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# Total GOLD amount of current run
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corn_balance = Variable()
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# Overall amount of TAU for Endogen
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endo_tau = Variable()
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# Overall amount of TAU for devs
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dev_tau = Variable()
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# List of players for current run
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user_list = Variable()
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# Last won amount of TAU
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last_won_tau = Variable()
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# Last won amount of GOLD
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last_won_corn = Variable()
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# Total won amount of TAU
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total_won_tau = Variable()
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# Total won amount of GOLD
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total_won_corn = Variable()
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# Last amount of burned GOLD
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last_reserve_corn = Variable()
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# Total amount of burned GOLD
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total_reserve_corn = Variable()
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@construct
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def init():
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owner.set(ctx.caller)
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dev_share.set(9)
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endo_share.set(1)
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tau_amount.set(1)
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max_entries.set(3)
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user_tickets.set(2)
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tau_balance.set(0)
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corn_balance.set(0)
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endo_tau.set(0)
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dev_tau.set(0)
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user_list.set([])
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last_won_tau.set(0)
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last_won_corn.set(0)
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total_won_tau.set(0)
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total_won_corn.set(0)
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last_reserve_corn.set(0)
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total_reserve_corn.set(0)
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@export
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def buy_ticket():
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error = "Max users reached. Waiting for winner to be drawn."
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assert len(user_list.get()) < max_entries.get(), error
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tickets = {i: user_list.get().count(i) for i in user_list.get()}
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if ctx.caller in tickets:
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error = "Max amount of tickets per user reached"
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assert tickets[ctx.caller] < user_tickets.get(), error
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# Transfer TAU from user to contract
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tau.transfer_from(
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amount=tau_amount.get(),
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to=ctx.this,
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main_account=ctx.caller)
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tau_balance.set(tau_balance.get() + tau_amount.get())
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corn_price = ForeignHash(
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foreign_contract='con_rocketswap_official_v1_1',
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foreign_name='prices')
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corn_amount = tau_amount.get() / corn_price["con_bitcorn"]
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# Transfer GOLD from user to contract
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corn.transfer_from(
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amount=corn_amount,
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to=ctx.this,
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main_account=ctx.caller)
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corn_balance.set(corn_balance.get() + corn_amount)
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users = user_list.get()
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users.append(ctx.caller)
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user_list.set(users)
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@export
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def draw_winner():
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allowed = [
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"ae7d14d6d9b8443f881ba6244727b69b681010e782d4fe482dbfb0b6aca02d5d",
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"aed1eb42d24ccaff3a6264bc07da12170208bbba37b773603b90309ee3fd8b3d",
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"a85b07902b938a37b0501ddd29d1725f99c8daeec6f5f4b4b45b3d801ede599f"
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]
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error = "Only owner can draw a winner"
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assert ctx.caller in allowed, error
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# Determine winner address
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winner = random.choice(user_list.get())
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dev_amount_tau = tau_balance.get() / 100 * dev_share.get()
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dev_tau.set(dev_tau.get() + dev_amount_tau)
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endo_amount_tau = tau_balance.get() / 100 * endo_share.get()
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endo_tau.set(endo_tau.get() + endo_amount_tau)
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last_reserve_corn.set(corn_balance.get() / 100 * (dev_share.get() + endo_share.get()))
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total_reserve_corn.set(total_reserve_corn.get() + last_reserve_corn.get())
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last_won_tau.set(tau_balance.get() - dev_amount_tau - endo_amount_tau)
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last_won_corn.set(corn_balance.get() - last_reserve_corn.get())
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total_won_tau.set(total_won_tau.get() + last_won_tau.get())
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total_won_corn.set(total_won_corn.get() + last_won_corn.get())
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# Transfer TAU from contract to winner
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tau.transfer(
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amount=last_won_tau.get(),
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to=winner)
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# Transfer GOLD from contract to winner
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corn.transfer(
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amount=last_won_corn.get(),
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to=winner)
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# Transfer GOLD from contract to GOLD Reserve address
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corn.transfer(
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amount=last_reserve_corn.get(),
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to="96dae3b6213fb80eac7c6f4fa0fd26f34022741c56773107b20199cb43f5ed62")
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# Prepare for next run
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tau_balance.set(0)
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corn_balance.set(0)
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user_list.set([])
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return winner
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@export
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def set_dev_share(percent: float):
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error = "Only owner can adjust developer share"
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assert ctx.caller == owner.get(), error
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error = "Share can't be less than 0 or more than 100"
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assert (percent >= 0 and percent <= 100), error
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dev_share.set(percent)
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@export
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def set_endo_share(percent: float):
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error = "Only owner can adjust Endogens share"
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assert ctx.caller == owner.get(), error
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error = "Share can't be less than 0 or more than 100"
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assert (percent >= 0 and percent <= 100), error
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endo_share.set(percent)
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@export
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def set_tau_amount(amount: int):
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error = "Only owner can adjust TAU amount"
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assert ctx.caller == owner.get(), error
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error = "Amount of TAU can't be negative"
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assert amount >= 0, error
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tau_amount.set(amount)
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@export
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def set_max_entries(count: int):
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error = "Only owner can adjust max entries"
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assert ctx.caller == owner.get(), error
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error = "Max number of entries must be more than 1"
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assert count > 1, error
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max_entries.set(count)
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@export
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def set_user_tickets(tickets: int):
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error = "Only owner can adjust number of user tickets"
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assert ctx.caller == owner.get(), error
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error = "Max tickets per user must be more than 0"
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assert tickets >= 1, error
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user_tickets.set(tickets)
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@export
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def endo_payout():
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error = "Payout only available for owner"
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assert ctx.caller == owner.get(), error
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# Transfer TAU from contract to Endogen
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tau.transfer(
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amount=endo_tau.get(),
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to=ctx.caller)
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endo_tau.set(0)
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@export
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def dev_payout():
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address = "96dae3b6213fb80eac7c6f4fa0fd26f34022741c56773107b20199cb43f5ed62"
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error = "Payout only available for owner"
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assert ctx.caller == address, error
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# Transfer TAU from contract to Lamden devs
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tau.transfer(
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amount=dev_tau.get(),
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to=ctx.caller)
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dev_tau.set(0)
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Byte Code
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