2021-10-06 15:28:50 -04:00

33 lines
983 B
Python

from mev_inspect.schemas.classified_traces import DecodedCallTrace
from mev_inspect.schemas.classifiers import (
ClassifierSpec,
TransferClassifier,
)
from mev_inspect.schemas.transfers import ERC20Transfer
def get_erc20_transfer(trace: DecodedCallTrace) -> ERC20Transfer:
return ERC20Transfer(
block_number=trace.block_number,
transaction_hash=trace.transaction_hash,
trace_address=trace.trace_address,
amount=trace.inputs["amount"],
to_address=trace.inputs["recipient"],
from_address=trace.inputs.get("sender", trace.from_address),
token_address=trace.to_address,
)
ERC20_TRANSFER_CLASSIFIER = TransferClassifier(get_transfer=get_erc20_transfer)
ERC20_SPEC = ClassifierSpec(
abi_name="ERC20",
classifiers={
"transferFrom(address,address,uint256)": ERC20_TRANSFER_CLASSIFIER,
"transfer(address,uint256)": ERC20_TRANSFER_CLASSIFIER,
},
)
ERC20_CLASSIFIER_SPECS = [ERC20_SPEC]