def fetch_data_for_fulcrum_pool(token):
shift_by = web3_service.findDecimals(token)
pool_info = next(
(m for m in constants.fulcrumContractInfo if m['token'] == token))
itoken_contract = web3_service.initializeContract(
pool_info['contractAddress'], constants.fulcrum_itoken_abi)
base_token_contract = web3_service.initializeContract(
pool_info['baseTokenAddress'], abi=constants.erc20_abi_string)
total_supply = itoken_contract.functions.totalAssetSupply().call(
) / 10**shift_by
total_borrow = itoken_contract.functions.totalAssetBorrow().call(
) / 10**shift_by
result = create_pool_data_object(token, total_supply, total_borrow)
return result
def fetch_data_for_ddex_pool(token):
shift_by = web3_service.findDecimals(token)
pool_info = next((m for m in constants.ddexContractInfo if m['token'] == token))
ddex_contract_address = web3_service.w3.toChecksumAddress(constants.ddex_address)
ddex_contract = web3_service.initializeContract(constants.ddex_address, constants.ddex_abi)
checksummed_base_token_address = web3_service.w3.toChecksumAddress(pool_info['baseTokenAddress'])
base_token_contract = web3_service.initializeContract(pool_info['baseTokenAddress'], constants.erc20_abi_string)
if (token == 'eth'):
collateral = web3_service.w3.eth.getBalance(ddex_contract_address) / 10 ** shift_by
else:
collateral = base_token_contract.functions.balanceOf(ddex_contract_address).call() / 10 ** shift_by
total_supply = ddex_contract.functions.getTotalSupply(checksummed_base_token_address).call() / 10 ** shift_by
total_borrow = ddex_contract.functions.getTotalBorrow(checksummed_base_token_address).call() / 10 ** shift_by
result = create_pool_data_object(token, total_supply, total_borrow, collateral)
return result
def fetch_data_for_dydx_pool(token):
shift_by = 6 if token == 'usdc' else 18
pool_info = constants.dydxContractInfo['markets'].index(token)
initializedContract = web3_service.initializeContract(constants.dydxContractInfo['contractAddress'], abi=constants.dydx_abi_string)
pool_data = initializedContract.functions.getMarketWithInfo(pool_info).call()
# Grab + calculate data from dydx market info structure
total_supply = pool_data[0][1][1] / 10 ** shift_by
total_borrow = pool_data[0][1][0] / 10 ** shift_by
result = create_pool_data_object(token, total_supply, total_borrow)
return result
def fetch_data_for_compound_pool(token): pool_info = next((m for m in constants.compoundContractInfo if m['token'] == token)) shift_by = web3_service.findDecimals(pool_info['token']) abi = json.loads(constants.compound_ceth_abi_string) if (pool_info['token'] == 'eth') else json.loads(constants.erc20_abi_string) initialized_contract = web3_service.initializeContract(address=pool_info['contract'], abi=abi) # Grabs liquidity from contract which needs to be transformed according to decimals liquidity = initialized_contract.functions.getCash().call() / 10 ** shift_by total_borrow = initialized_contract.functions.totalBorrows().call() / 10 ** shift_by total_supply = liquidity + total_borrow result = create_pool_data_object(token, total_supply, total_borrow) return result