Contract con_portal
| Creator | ae7d14d6d9b8443f881ba6244727b69b681010e782d4fe482dbfb0b6aca02d5d |
| Creation Hash | d72d558ca507fe42cc8bea2155dcd6d37434d365f233fbb5b32d9ee1cd7fac8c |
| Created On | 441 days ago - 2/10/2023, 4:36:13 PM UTC+0 |
Contract Code
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I = importlib
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multisig = Hash(default_value='')
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metadata = Hash(default_value='')
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balances = Hash(default_value=0)
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allowances = Hash(default_value=0)
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@construct
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def seed():
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metadata['total_supply'] = 142_487_438
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metadata['token_name'] = "Portal"
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metadata['token_symbol'] = "XPTL"
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metadata['v_token_con'] = "con_v_portal"
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metadata['v_lp_con'] = "con_v_portal_lp"
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metadata['swap_end_date'] = now + datetime.timedelta(days=30)
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metadata['operator'] = [
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'fcefe7743fa70c97ae2d5290fd673070da4b0293da095f0ae8aceccf5e62b6a1',
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'ae7d14d6d9b8443f881ba6244727b69b681010e782d4fe482dbfb0b6aca02d5d',
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'889f923fb54a79deb11ee2850010488992222c92351d3024ea3a737b78fab0eb'
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]
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balances[ctx.submission_name] = metadata['total_supply']
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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 metadata['swap_end_date'] - now
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@export
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def total_supply():
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return int(metadata['total_supply'])
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@export
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def set_multisig(topic: str, data: Any):
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multisig[ctx.caller, topic] = data
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assert_caller_is_owner()
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def multisig_agrees(topic: str, data: Any):
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yes = 0
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if multisig[metadata['operator'][0], topic] == data: yes += 1
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if multisig[metadata['operator'][1], topic] == data: yes += 1
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if multisig[metadata['operator'][2], topic] == data: yes += 1
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if yes > 1:
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multisig[metadata['operator'][0], topic] = 0
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multisig[metadata['operator'][1], topic] = 0
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multisig[metadata['operator'][2], topic] = 0
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return True
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return False
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@export
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def change_metadata(key: str, value: Any):
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assert multisig_agrees(f'metadata-{key}', value), 'Not enough votes!'
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assert_caller_is_owner()
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metadata[key] = value
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if key == 'token_name':
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I.import_module(metadata['v_token_con']).change_token_name(value)
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I.import_module(metadata['v_lp_con']).change_token_name(value)
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elif key == 'token_symbol':
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I.import_module(metadata['v_token_con']).change_token_symbol(value)
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I.import_module(metadata['v_lp_con']).change_token_symbol(value)
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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 > metadata['swap_end_date']:
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assert multisig_agrees(f'swap-{ctx.signer}', amount), 'Swap period ended'
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I.import_module('con_nebula').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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metadata['total_supply'] += swap_amount
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@export
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def withdraw(token_contract: str, amount: float):
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assert multisig_agrees(f'withdraw-{token_contract}', amount), 'Not enough votes!'
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assert_caller_is_owner()
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if token_contract == ctx.this:
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assert amount > 0, 'Cannot send negative balances!'
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assert balances[token_contract] >= amount, 'Not enough tokens to send!'
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balances[token_contract] -= amount
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balances[ctx.caller] += amount
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else:
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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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