62 lines
1.6 KiB
Python
62 lines
1.6 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 giftable_erc20_token import GiftableToken
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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.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 ge_capped_token.data import data_dir
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logg = logging.getLogger(__name__)
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class CappedToken(GiftableToken):
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__abi = None
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__bytecode = None
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def constructor(self, sender_address, name, symbol, decimals, tx_format=TxFormat.JSONRPC, version=None):
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code = self.cargs(name, symbol, decimals)
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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 cargs(name, symbol, decimals, version=None):
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code = CappedToken.bytecode(version=version)
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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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args = enc.get()
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code += args
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logg.debug('constructor code: ' + args)
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return code
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@staticmethod
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def abi():
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if CappedToken.__abi == None:
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f = open(os.path.join(data_dir, 'CappedToken.json'), 'r')
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CappedToken.__abi = json.load(f)
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f.close()
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return CappedToken.__abi
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@staticmethod
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def bytecode(version=None):
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if CappedToken.__bytecode == None:
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f = open(os.path.join(data_dir, 'CappedToken.bin'))
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CappedToken.__bytecode = f.read()
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f.close()
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return CappedToken.__bytecode
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