Contract con_new_neb5
| Creator | ae7d14d6d9b8443f881ba6244727b69b681010e782d4fe482dbfb0b6aca02d5d |
| Creation Hash | 849140994aed10d177f09a5f6b9c9dd5e3c4f853e53be06e070e286ba3b5b66c |
| Created On | 447 days ago - 2/6/2023, 10:17:36 PM UTC+0 |
Contract Code
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I = importlib
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metadata = Hash()
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balances = Hash(default_value=0)
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allowances = Hash(default_value=0)
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multisig = Hash(default_value=False)
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total_supply = Variable()
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swap_end_date = Variable()
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@construct
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def seed():
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balances[ctx.submission_name] = 142487438
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metadata['token_name'] = "NEB2"
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metadata['token_symbol'] = "NEB2"
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# TODO: Change
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metadata['operator'] = [
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'6351a80d32cbb3c173e490b093a95b15bcf4f6190251863669202d7fe2257af3',
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'ae7d14d6d9b8443f881ba6244727b69b681010e782d4fe482dbfb0b6aca02d5d',
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'c913e1c146f1426a8c0dc042e92ccc18a54dd612d878c84e433ecc9705d91ee5'
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]
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# TODO: Change
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swap_end_date.set(now + datetime.timedelta(minutes=5))
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total_supply.set(0)
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@export
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def change_metadata(key: str, value: Any):
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assert_caller_is_owner()
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metadata[key] = value
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@export
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def transfer(amount: float, to: str):
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assert amount > 0, 'Cannot send negative balances!'
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assert balances[ctx.caller] >= amount, 'Not enough tokens to send!'
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balances[ctx.caller] -= amount
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balances[to] += amount
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@export
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def approve(amount: float, to: str):
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assert amount > 0, 'Cannot send negative balances!'
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allowances[ctx.caller, to] += amount
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@export
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def transfer_from(amount: float, to: str, main_account: str):
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approved = allowances[main_account, ctx.caller]
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assert amount > 0, 'Cannot send negative balances!'
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assert approved >= amount, f'You approved {approved} but need {amount}'
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assert balances[main_account] >= amount, 'Not enough tokens to send!'
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allowances[main_account, ctx.caller] -= amount
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balances[main_account] -= amount
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balances[to] += amount
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@export
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def balance_of(address: str):
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return balances[address]
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@export
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def time_until_swap_end():
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return swap_end_date.get() - now
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@export
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def total_supply():
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return int(total_supply.get())
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def multisig_agrees(topic: str):
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yes = 0
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# TODO: Change
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if multisig[metadata['operator'][0], topic]: yes += 1
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if multisig[metadata['operator'][1], topic]: yes += 1
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if multisig[metadata['operator'][2], topic]: yes += 1
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if yes > 1:
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# TODO: Change
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multisig[metadata['operator'][0], topic] = False
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multisig[metadata['operator'][1], topic] = False
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multisig[metadata['operator'][2], topic] = False
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return True
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return False
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@export
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def allow_swap(address: str, amount: float, decision: bool):
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multisig[ctx.caller, f'swap|{address}|{amount}'] = decision
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assert_caller_is_owner()
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@export
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def swap_neb(amount: float):
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assert amount > 0, 'Cannot swap negative balances!'
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if now > swap_end_date.get():
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assert multisig_agrees(f'swap|{ctx.signer}|{amount}'), 'Swap period ended'
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# TODO: Change
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I.import_module('con_nebula2').transfer_from(
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amount=amount,
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to='NEBULA_BURN_ADDRESS',
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main_account=ctx.caller
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)
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swap_amount = amount * 0.1
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balances[ctx.caller] += swap_amount
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total_supply.set(total_supply.get() + swap_amount)
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@export
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def allow_withdraw(token_contract: str, amount: float, decision: bool):
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multisig[ctx.caller, f'withdraw|{token_contract}|{amount}'] = decision
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assert_caller_is_owner()
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@export
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def withdraw(token_contract: str, amount: float):
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assert_caller_is_owner()
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topic = f'withdraw|{token_contract}|{amount}'
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assert multisig_agrees(topic), 'Not enough votes!'
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I.import_module(token_contract).transfer(amount, ctx.caller)
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def assert_caller_is_owner():
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assert ctx.caller in metadata['operator'], 'Only executable by operators!'
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Byte Code
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