发行VRC-20代币教程
准备环境VSCode
下载visionweb
https://github.com/vision-consensus/visionweb.git
具体安装过程见README.md说明
准备合约
将以下合约复制到项目中BasicToken.json,在部署合约时部署该合约
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solidity >=0.5.1;\r\n\r\nimport './trc20.sol';\r\n\r\ncontract BasicToken is TRC20 {\r\n string public name;\r\n string public symbol;\r\n uint8 public decimals = 18;\r\n uint256 private _totalSupply;\r\n mapping (address => uint256) private _balances;\r\n mapping (address => mapping (address => uint256)) private _allowance;\r\n\r\n address public owner;\r\n\r\n function totalSupply() public view returns (uint) {\r\n return _totalSupply;\r\n }\r\n\r\n function balanceOf(address guy) public view returns (uint) {\r\n return _balances[guy];\r\n }\r\n\r\n function allowance(address src, address guy) public view returns (uint) {\r\n return _allowance[src][guy];\r\n }\r\n\r\n event Burn(address indexed from, uint256 value);\r\n\r\n constructor(uint256 initialSupply, string memory tokenName, string memory tokenSymbol) public {\r\n owner = msg.sender;\r\n _totalSupply = initialSupply * 10 ** uint256(decimals);\r\n _balances[owner] = _totalSupply;\r\n name = tokenName;\r\n symbol = tokenSymbol;\r\n }\r\n\r\n function _transfer(address src, address dst, uint wad) internal returns (bool) {\r\n require(dst != address(0));\r\n require(_balances[src] >= wad);\r\n require(_balances[dst] + wad >= _balances[dst]);\r\n uint previousBalances = _balances[src] + _balances[dst];\r\n _balances[src] -= wad;\r\n _balances[dst] += wad;\r\n emit Transfer(src, dst, wad);\r\n assert(_balances[src] + _balances[dst] == previousBalances);\r\n return true;\r\n }\r\n\r\n function transfer(address dst, uint256 wad) public returns (bool) {\r\n return _transfer(msg.sender, dst, wad);\r\n }\r\n\r\n function transferFrom(address src, address dst, uint256 wad) public returns (bool success) {\r\n require(wad <= _allowance[src][msg.sender]);\r\n _allowance[src][msg.sender] -= wad;\r\n _transfer(src, dst, wad);\r\n return true;\r\n }\r\n\r\n function approve(address guy, uint256 wad) public\r\n returns (bool success) {\r\n _allowance[msg.sender][guy] = wad;\r\n return true;\r\n }\r\n\r\n function burn(uint256 wad) public returns (bool success) {\r\n require(_balances[msg.sender] >= wad);\r\n _balances[msg.sender] -= wad;\r\n _totalSupply -= wad;\r\n emit Burn(msg.sender, wad);\r\n return true;\r\n }\r\n\r\n function burnFrom(address src, uint256 wad) public returns (bool success) {\r\n require(_balances[src] >= wad);\r\n require(wad <= _allowance[src][msg.sender]);\r\n _balances[src] -= wad;\r\n _allowance[src][msg.sender] -= wad;\r\n _totalSupply -= wad;\r\n emit Burn(src, wad);\r\n return true;\r\n 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部署合约
const VsWeb = require("visionweb");
const HttpProvider = VsWeb.providers.HttpProvider;
//
const PrivateKey = "your private key";
const FullNode = new HttpProvider("https://vtest.infragrid.v.network");
const SolidityNode = new HttpProvider("https://vtest.infragrid.v.network");
const EventServer = new HttpProvider("https://vtest.infragrid.v.network");
const vsWeb = new VsWeb(FullNode, SolidityNode, EventServer, PrivateKey);
const contractObj = require('./BasicToken.json');
const abi = contractObj.abi;
const bytecode = contractObj.bytecode;
// 部署合约 46833d7b21d3fb9ab7e64c03d8d62dc5f92cd293b0
(async function deploy_contract() {
const options = {
abi: JSON.stringify(abi),
bytecode,
feeLimit: 100000000,
callValue: 0,
userFeePercentage: 0,
originEnergyLimit: 1,
// 参数设置：发行量、名称、token标识符
parameters: [10000000000000,"VTK","2"]
};
const transaction = await vsWeb.transactionBuilder.createSmartContract(options);
console.log(transaction.txID);
const signedtxn = await vsWeb.vs.sign(transaction, PrivateKey);
const receipt = await vsWeb.vs.sendRawTransaction(signedtxn);
console.log(receipt);
})();
node .\testdeploy-vtest.js
交易成功后会获取到合约地址，在后续合约交互会用到该合约地址
87eb560de94b4fd4be699b610410e66317efe7415a1a72d3bbb08520cc94451a
{
result: true,
txid: '87eb560de94b4fd4be699b610410e66317efe7415a1a72d3bbb08520cc94451a',
transaction: {
visible: false,
txID: '87eb560de94b4fd4be699b610410e66317efe7415a1a72d3bbb08520cc94451a',
contract_address: '4627cfb8e9c487553cd23fdae46c239b31b1bd4161',
raw_data: {
contract: [Array],
ref_block_bytes: 'f282',
ref_block_hash: 'e887130bddb45335',
expiration: 1628774697000,
fee_limit: 100000000,
timestamp: 1628774639969
},
raw_data_hex: '0a02f2822208e887130bddb4533540a890a6d4b32f5aa62e081e12a12e0a30747970652e676f6f676c65617069732e636f6d2f70726f746f636f6c2e437265617465536d617274436f6e747261637412ec2d0a15465a4d1225e32297fe46269c178f7e7c83820d37ff12d22d0a15465a4d1225e32297fe46269c178f7e7c83820d37ff1aad060a1610011a046e616d652a081a06737472696e67300240020a1910011a08646563696d616c732a071a0575696e7438300240020a1810011a056f776e65722a091a0761646472657373300240020a1810011a0673796d626f6c2a081a06737472696e67300240020a4a2218120d696e697469616c537570706c791a0775696e7432353622131209746f6b656e4e616d651a06737472696e672215120b746f6b656e53796d626f6c1a06737472696e67300140030a2d1a044275726e22110801120466726f6d1a07616464726573732210120576616c75651a0775696e7432353630030a401a08417070726f76616c2210080112037372631a07616464726573732210080112036775791a0761646472657373220e12037761641a0775696e7432353630030a401a085472616e736665722210080112037372631a07616464726573732210080112036473741a0761646472657373220e12037761641a0775696e7432353630030a1e10011a0b746f74616c537570706c792a091a0775696e74323536300240020a2c10011a0962616c616e63654f66220e12036775791a07616464726573732a091a0775696e74323536300240020a3c10011a09616c6c6f77616e6365220e12037372631a0761646472657373220e12036775791a07616464726573732a091a0775696e74323536300240020a361a087472616e73666572220e12036473741a0761646472657373220e12037761641a0775696e743235362a061a04626f6f6c300240030a531a0c7472616e7366657246726f6d220e12037372631a0761646472657373220e12036473741a0761646472657373220e12037761641a0775696e743235362a0f1207737563636573731a04626f6f6c300240030a3e1a07617070726f7665220e12036775791a0761646472657373220e12037761641a0775696e743235362a0f1207737563636573731a04626f6f6c300240030a2b1a046275726e220e12037761641a0775696e743235362a0f1207737563636573731a04626f6f6c300240030a3f1a086275726e46726f6d220e12037372631a0761646472657373220e12037761641a0775696e743235362a0f1207737563636573731a04626f6f6c3002400322832760806040526012600260006101000a81548160ff021916908360ff1602179055503480156200002d57600080fd5b50d380156200003b57600080fd5b50d280156200004957600080fd5b50604051620012a3380380620012a3833981018060405260608110156200006f57600080fd5b810190808051906020019092919080516401000000008111156200009257600080fd5b82810190506020810184811115620000a957600080fd5b8151856001820283011164010000000082111715620000c757600080fd5b50509291906020018051640100000000811115620000e457600080fd5b82810190506020810184811115620000fb57600080fd5b81518560018202830111640100000000821117156200011957600080fd5b505092919050505033600660006101000a81548173ffffffffffffffffffffffffffffffffffffffff021916908373ffffffffffffffffffffffffffffffffffffffff160217905550600260009054906101000a900460ff1660ff16600a0a830260038190555060035460046000600660009054906101000a900473ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff1681526020019081526020016000208190555081600090805190602001906200020092919062000223565b5080600190805190602001906200021992919062000223565b50505050620002d2565b828054600181600116156101000203166002900490600052602060002090601f016020900481019282601f106200026657805160ff191683800117855562000297565b8280016001018555821562000297579182015b828111156200029657825182559160200191906001019062000279565b5b509050620002a69190620002aa565b5090565b620002cf91905b80821115620002cb576000816000905550600101620002b1565b5090565b90565b610fc180620002e26000396000f3fe608060405234801561001057600080fd5b50d3801561001d57600080fd5b50d2801561002a57600080fd5b50600436106100ce5760003560e01c806370a082311161008b57806370a08231146102ca57806379cc6790146103225780638da5cb5b1461038857806395d89b41146103d2578063a9059cbb14610455578063dd62ed3e146104bb576100ce565b806306fdde03146100d3578063095ea7b31461015657806318160ddd146101bc57806323b872dd146101da578063313ce5671461026057806342966c6814610284575b600080fd5b6100db610533565b6040518080602001828103825283818151815260200191508051906020019080838360005b8381101561011b578082015181840152602081019050610100565b50505050905090810190601f1680156101485780820380516001836020036101000a031916815260200191505b509250505060405180910390f35b6101a26004803603604081101561016c57600080fd5b81019080803573ffffffffffffffffffffffffffffffffffffffff169060200190929190803590602001909291905050506105d1565b604051808215151515815260200191505060405180910390f35b6101c461065e565b6040518082815260200191505060405180910390f35b610246600480360360608110156101f057600080fd5b81019080803573ffffffffffffffffffffffffffffffffffffffff169060200190929190803573ffffffffffffffffffffffffffffffffffffffff16906020019092919080359060200190929190505050610668565b604051808215151515815260200191505060405180910390f35b610268610794565b604051808260ff1660ff16815260200191505060405180910390f35b6102b06004803603602081101561029a57600080fd5b81019080803590602001909291905050506107a7565b604051808215151515815260200191505060405180910390f35b61030c600480360360208110156102e057600080fd5b81019080803573ffffffffffffffffffffffffffffffffffffffff1690602001909291905050506108a9565b6040518082815260200191505060405180910390f35b61036e60048036036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signature: [
'e48768e299b0744e187ce3c2fa6f5e6e89d42364fb2fafc9319dd5d759896377d5a056a838b8abafe5e93aa1c3eb39bc26d6e25637a45cc9f4b4eba091a9739e01' ]
}
}
Updated about 3 years ago