88 lines
2.6 KiB
Python
88 lines
2.6 KiB
Python
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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 sarafu_token.data import data_dir
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logg = logging.getLogger(__name__)
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class RedistributedDemurrageToken(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, demurrage_level, period_minutes, sink_address, tx_format=TxFormat.JSONRPC):
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code = RedistributedDemurrageToken.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(demurrage_level)
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enc.uint256(period_minutes)
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enc.address(sink_address)
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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 3500000
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@staticmethod
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def abi():
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if RedistributedDemurrageToken.__abi == None:
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f = open(os.path.join(data_dir, 'RedistributedDemurrageToken.json'), 'r')
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RedistributedDemurrageToken.__abi = json.load(f)
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f.close()
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return RedistributedDemurrageToken.__abi
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@staticmethod
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def bytecode():
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if RedistributedDemurrageToken.__bytecode == None:
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f = open(os.path.join(data_dir, 'RedistributedDemurrageToken.bin'), 'r')
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RedistributedDemurrageToken.__bytecode = f.read()
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f.close()
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return RedistributedDemurrageToken.__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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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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return tx
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