def build_contract(self):
web3 = self.get_web3()
contract_name = self.CONTRACT_NAME
if self.type == Game.TYPE_30_DAYS:
contract_name = self.BONUS_CONTRACT_NAME
elif self.type == Game.TOKEN_GAME:
contract_name = self.TOKEN_CONTRACT_NAME
contract = web3.eth.contract(
abi=ContractHelper.get_abi(contract_name),
bytecode=ContractHelper.get_bytecode(contract_name),
contract_name=contract_name)
"""
:rtype contract: Contract
"""
AccountHelper.unlock_base_account()
def get_contract_address(event_log):
"""
:param event_log:
:type dict:
:return:
"""
if self.smart_contract_id in (None, '0'):
self.smart_contract_id = event_log['address']
if self.status == self.STATUS_NEW:
self.status = self.STATUS_PUBLISHED
self.save()
self.add_bet_tracking()
transfer_filter = contract.on('GameStarted')
transfer_filter.watch(get_contract_address)
# TODO move prices to config
self.transaction_id = contract.deploy(
transaction={
'from': AccountHelper.get_base_account(),
"gasPrice": ContractHelper.getGasPrice()
},
args=[
web3.toWei(self.bet_amount, 'ether'),
ContractHelper.getCalculatorContractAddress()
])
def get_smart_contract(self):
"""
:rtype: Contract
"""
web3 = self.get_web3()
contract = web3.eth.contract(contract_name=self.CONTRACT_NAME,
abi=ContractHelper.get_abi(
self.CONTRACT_NAME),
address=self.smart_contract_id)
return contract
def finish(self):
if self.smart_contract_id in (None, '0'):
raise AttributeError('Invalid smart contract address')
if self.status != Game.STATUS_PUBLISHED:
raise RuntimeError('Invalid status')
num_players = self.get_stat().get('numPlayers', 0)
if num_players < 5:
self.ending_at += timezone.timedelta(hours=24)
self.save()
push_message = push.GameUpdatedPushMessage(payload=self)
PushHelper.inform_all_devices(push_message)
return None
self.status = Game.STATUS_FINISHING
self.ending_at += timezone.timedelta(hours=1)
keep_trying = True
while keep_trying:
try:
AccountHelper.unlock_base_account()
keep_trying = False
except socket.timeout:
keep_trying = True
keep_trying = True
while keep_trying:
try:
contract = self.get_smart_contract()
tx = contract.transact(
transaction={
'from': AccountHelper.get_base_account(),
'gasPrice': ContractHelper.getGasPrice()
}).finish()
keep_trying = False
except socket.timeout:
keep_trying = True
self.save()
push_message = push.GameUnpublishedPushMessage(payload=self)
PushHelper.inform_all_devices(push_message)
return tx
def get_smart_contract(self):
"""
:rtype: Contract
"""
contract_name = self.CONTRACT_NAME
if self.type == Game.TYPE_30_DAYS:
contract_name = self.BONUS_CONTRACT_NAME
elif self.type == Game.TOKEN_GAME:
contract_name = self.TOKEN_CONTRACT_NAME
web3 = self.get_web3()
contract = web3.eth.contract(contract_name=contract_name,
abi=ContractHelper.get_abi(contract_name),
address=self.smart_contract_id)
return contract
def revoke(self):
if self.smart_contract_id in (None, '0'):
raise AttributeError('Invalid smart contract address')
if self.status != Game.STATUS_PUBLISHED:
raise RuntimeError('Invalid status')
self.status = Game.STATUS_CANCELED
contract = self.get_smart_contract()
AccountHelper.unlock_base_account()
tx = contract.transact(
transaction={
'from': AccountHelper.get_base_account(),
'gasPrice': ContractHelper.getGasPrice()
}).revoke()
self.save()
return tx