103 lines
3.2 KiB
TypeScript
103 lines
3.2 KiB
TypeScript
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import hre from 'hardhat';
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import { liquidateUnderwaterBorrowers } from './liquidateUnderwaterBorrowers';
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import * as fs from 'fs';
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import * as path from 'path';
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const LOOP_DELAY = 5000; // 5 秒轮询间隔
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/**
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* 清算机器人主循环
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*/
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async function main() {
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const network = hre.network.name;
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const chainId = hre.network.config.chainId;
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console.log('\n==========================================');
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console.log('🤖 YT Lending Liquidation Bot Started');
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console.log('==========================================');
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console.log('Network:', network);
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console.log('Chain ID:', chainId);
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console.log('Loop Delay:', LOOP_DELAY, 'ms\n');
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// 读取部署信息
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const deploymentsPath = path.join(__dirname, '../../deployments-lending.json');
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if (!fs.existsSync(deploymentsPath)) {
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throw new Error('deployments-lending.json not found');
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}
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const deployments = JSON.parse(fs.readFileSync(deploymentsPath, 'utf-8'));
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const deployment = deployments[chainId?.toString() || '421614'];
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if (!deployment) {
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throw new Error(`No deployment found for chainId: ${chainId}`);
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}
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console.log('📋 Contract Addresses:');
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console.log(' Lending Proxy:', deployment.lendingProxy);
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console.log(' Price Feed:', deployment.lendingPriceFeedProxy);
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console.log(' Base Token (USDC):', deployment.usdcAddress);
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console.log('');
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// 获取签名者
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const [signer] = await hre.ethers.getSigners();
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console.log('👤 Liquidator Address:', await signer.getAddress());
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console.log('💰 Liquidator Balance:', hre.ethers.formatEther(await hre.ethers.provider.getBalance(signer)), 'ETH\n');
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// 初始化合约
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const lendingContract = await hre.ethers.getContractAt(
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'Lending',
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deployment.lendingProxy,
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signer
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);
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const priceFeedContract = await hre.ethers.getContractAt(
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'LendingPriceFeed',
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deployment.lendingPriceFeedProxy,
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signer
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);
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console.log('✅ Contracts initialized\n');
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console.log('==========================================');
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console.log('🔄 Starting main loop...\n');
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let lastBlockNumber: number | undefined;
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// Compound V3 风格：while(true) 轮询
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while (true) {
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try {
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const currentBlockNumber = await hre.ethers.provider.getBlockNumber();
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console.log(`[${new Date().toISOString()}] Block: ${currentBlockNumber}`);
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// 检查是否有新区块（每个区块只处理一次）
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if (currentBlockNumber !== lastBlockNumber) {
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lastBlockNumber = currentBlockNumber;
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// 执行清算逻辑
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await liquidateUnderwaterBorrowers(
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lendingContract,
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priceFeedContract,
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signer
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);
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console.log(''); // 空行分隔
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} else {
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console.log(`Block already checked; waiting ${LOOP_DELAY}ms...\n`);
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}
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// 等待下一次轮询
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await new Promise(resolve => setTimeout(resolve, LOOP_DELAY));
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} catch (error) {
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console.error('❌ Error in main loop:', error);
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console.log(`Retrying in ${LOOP_DELAY}ms...\n`);
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await new Promise(resolve => setTimeout(resolve, LOOP_DELAY));
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}
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}
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}
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main()
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.then(() => process.exit(0))
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.catch((error) => {
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console.error('❌ Fatal error:', error);
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process.exit(1);
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});
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