cic-internal-integration/apps/contract-migration/scripts/import_util.py
2021-04-08 07:09:38 +02:00

73 lines
2.6 KiB
Python

# standard imports
import logging
# external imports
from eth_contract_registry import Registry
from eth_token_index import TokenUniqueSymbolIndex
from chainlib.eth.gas import OverrideGasOracle
from chainlib.eth.nonce import OverrideNonceOracle
from chainlib.eth.erc20 import ERC20
from chainlib.eth.tx import (
count,
TxFormat,
)
logg = logging.getLogger().getChild(__name__)
class BalanceProcessor:
def __init__(self, conn, chain_spec, registry_address, signer_address, signer):
self.chain_spec = chain_spec
self.conn = conn
#self.signer_address = signer_address
self.registry_address = registry_address
self.token_index_address = None
self.token_address = None
self.signer_address = signer_address
self.signer = signer
o = count(signer_address)
c = self.conn.do(o)
self.nonce_offset = int(c, 16)
self.gas_oracle = OverrideGasOracle(conn=conn, limit=8000000)
self.value_multiplier = 1
def init(self):
# Get Token registry address
registry = Registry(self.chain_spec)
o = registry.address_of(self.registry_address, 'TokenRegistry')
r = self.conn.do(o)
self.token_index_address = registry.parse_address_of(r)
logg.info('found token index address {}'.format(self.token_index_address))
token_registry = TokenUniqueSymbolIndex(self.chain_spec)
o = token_registry.address_of(self.token_index_address, 'SRF')
r = self.conn.do(o)
self.token_address = token_registry.parse_address_of(r)
logg.info('found SRF token address {}'.format(self.token_address))
tx_factory = ERC20(self.chain_spec)
o = tx_factory.decimals(self.token_address)
r = self.conn.do(o)
n = tx_factory.parse_decimals(r)
self.value_multiplier = 10 ** n
def get_rpc_tx(self, recipient, value, i):
logg.debug('initiating nonce offset {} for recipient {}'.format(self.nonce_offset + i, recipient))
nonce_oracle = OverrideNonceOracle(self.signer_address, self.nonce_offset + i)
tx_factory = ERC20(self.chain_spec, signer=self.signer, nonce_oracle=nonce_oracle, gas_oracle=self.gas_oracle)
return tx_factory.transfer(self.token_address, self.signer_address, recipient, value, tx_format=TxFormat.RLP_SIGNED)
#(tx_hash_hex, o) = tx_factory.transfer(self.token_address, self.signer_address, recipient, value)
#self.conn.do(o)
#return tx_hash_hex
def get_decimal_amount(self, value):
return value * self.value_multiplier