2021-04-04 14:47:32 +02:00
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# 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 giftable_erc20_token.data import data_dir
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logg = logging.getLogger(__name__)
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class GiftableToken(TxFactory):
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__abi = None
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__bytecode = None
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2023-02-13 16:06:02 +01:00
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def constructor(self, sender_address, name, symbol, decimals, tx_format=TxFormat.JSONRPC, version=None):
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2023-02-14 07:39:33 +01:00
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code = self.cargs(name, symbol, decimals)
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2023-02-13 16:06:02 +01:00
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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 = GiftableToken.bytecode(version=version)
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2021-04-04 14:47:32 +02:00
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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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code += enc.get()
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2023-02-13 16:06:02 +01:00
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return code
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2021-04-04 14:47:32 +02:00
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@staticmethod
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def gas(code=None):
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2021-07-29 20:25:10 +02:00
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return 2000000
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2021-04-04 14:47:32 +02:00
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2021-06-26 10:30:17 +02:00
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2021-04-04 14:47:32 +02:00
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@staticmethod
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def abi():
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if GiftableToken.__abi == None:
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f = open(os.path.join(data_dir, 'GiftableToken.json'), 'r')
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GiftableToken.__abi = json.load(f)
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f.close()
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return GiftableToken.__abi
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@staticmethod
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2023-02-13 16:06:02 +01:00
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def bytecode(version=None):
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2021-04-04 14:47:32 +02:00
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if GiftableToken.__bytecode == None:
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f = open(os.path.join(data_dir, 'GiftableToken.bin'))
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GiftableToken.__bytecode = f.read()
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f.close()
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return GiftableToken.__bytecode
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def add_minter(self, contract_address, sender_address, address, tx_format=TxFormat.JSONRPC):
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enc = ABIContractEncoder()
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enc.method('addMinter')
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enc.typ(ABIContractType.ADDRESS)
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enc.address(address)
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data = enc.get()
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tx = self.template(sender_address, contract_address, use_nonce=True)
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tx = self.set_code(tx, data)
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tx = self.finalize(tx, tx_format)
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return tx
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2021-07-29 20:25:10 +02:00
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def remove_minter(self, contract_address, sender_address, address, tx_format=TxFormat.JSONRPC):
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enc = ABIContractEncoder()
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enc.method('removeMinter')
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enc.typ(ABIContractType.ADDRESS)
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enc.address(address)
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data = enc.get()
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tx = self.template(sender_address, contract_address, use_nonce=True)
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tx = self.set_code(tx, data)
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tx = self.finalize(tx, tx_format)
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return tx
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2021-04-04 14:47:32 +02:00
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def mint_to(self, contract_address, sender_address, address, value, tx_format=TxFormat.JSONRPC):
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enc = ABIContractEncoder()
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enc.method('mintTo')
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enc.typ(ABIContractType.ADDRESS)
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enc.typ(ABIContractType.UINT256)
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enc.address(address)
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enc.uint256(value)
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data = enc.get()
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tx = self.template(sender_address, contract_address, use_nonce=True)
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tx = self.set_code(tx, data)
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tx = self.finalize(tx, tx_format)
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2022-05-09 22:14:34 +02:00
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return tx
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2023-02-14 06:24:29 +01:00
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def bytecode(**kwargs):
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return GiftableToken.bytecode(version=kwargs.get('version'))
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2023-02-14 05:25:26 +01:00
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2023-02-14 06:24:29 +01:00
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def create(**kwargs):
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return GiftableToken.cargs(kwargs['name'], kwargs['symbol'], kwargs['decimals'], version=kwargs.get('version'))
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2023-02-14 05:25:26 +01:00
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2023-02-14 06:24:29 +01:00
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def args(v):
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if v == 'create':
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return (['name', 'symbol', 'decimals'], ['version'],)
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elif v == 'default' or v == 'bytecode':
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2023-02-14 07:03:13 +01:00
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return ([], ['version'],)
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2023-02-14 06:24:29 +01:00
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raise ValueError('unknown command: ' + v)
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