mirror of
https://github.com/chaintool-py/eth-erc20.git
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61 lines
1.4 KiB
Python
61 lines
1.4 KiB
Python
# standard imports
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import os
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import logging
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# external imports
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from chainlib.eth.tx import (
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TxFactory,
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TxFormat,
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)
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from chainlib.hash import keccak256_string_to_hex
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from chainlib.eth.contract import (
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ABIContractEncoder,
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ABIContractType,
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)
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# local imports
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from static_token.data import data_dir
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logg = logging.getLogger(__name__)
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class StaticToken(TxFactory):
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__abi = None
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__bytecode = None
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def constructor(self, sender_address, name, symbol, decimals, supply, tx_format=TxFormat.JSONRPC):
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code = StaticToken.bytecode()
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enc = ABIContractEncoder()
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enc.string(name)
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enc.string(symbol)
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enc.uint256(decimals)
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enc.uint256(supply)
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code += enc.get()
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tx = self.template(sender_address, None, use_nonce=True)
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tx = self.set_code(tx, code)
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return self.finalize(tx, tx_format)
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@staticmethod
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def gas(code=None):
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return 2000000
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@staticmethod
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def abi():
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if StaticToken.__abi == None:
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f = open(os.path.join(data_dir, 'StaticToken.json'), 'r')
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StaticToken.__abi = json.load(f)
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f.close()
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return StaticToken.__abi
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@staticmethod
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def bytecode():
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if StaticToken.__bytecode == None:
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f = open(os.path.join(data_dir, 'StaticToken.bin'))
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StaticToken.__bytecode = f.read()
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f.close()
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return StaticToken.__bytecode
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