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This commit is contained in:
aozhiwei 2024-09-04 16:49:14 +08:00
parent 4626e54e54
commit bdcb136dac
1 changed files with 11 additions and 1 deletions
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12
server/web3service/controllers/erc20.js
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@ -2,12 +2,22 @@ const app = require('j7/app');
const utils = require('j7/utils');
const Web3 = require('web3');
let erc20abi = null;
async function getErc20Abil() {
if (erc20abi) {
const json = utils.readJsonFromFile(jsonUrl);
erc20abi = json.abi;
}
return erc20abi;
}
async function getBalance(session) {
const tokenContractAddress = session.request('token_address'); // ERC20代币合约地址
const accountAddress = session.request('account_address'); // 用户地址
const rpcUrl = session.request('rpc_url');
const tokenContract = new web3.eth.Contract(ERC20_ABI, tokenContractAddress);
const tokenContract = new web3.eth.Contract(await getErc20Abil(), tokenContractAddress);
const web3 = new Web3(rpcUrl);
tokenContract.methods.balanceOf(accountAddress).call((error, balance) => {