rwa_contract/scripts/check-balance.ts

import { MockUSDT__factory, ControlledERC20__factory } from "../typechain-types"
import { config as dotenvConfig } from "dotenv"
import { ethers } from "ethers"
import fs from "fs"

/**
 * @dev 账户余额检查脚本
 * 检查用户在BSC Testnet上的BNB和代币余额
 * 显示代币合约地址和基本信息
 */
async function main() {
	dotenvConfig()
	const rpcUrl = process.env.BSC_TESTNET_RPC_URL
	const privateKey = process.env.PRIVATE_KEY
	if (!rpcUrl || !privateKey) {
		throw new Error("请在.env中配置BSC_TESTNET_RPC_URL和PRIVATE_KEY")
	}
	const provider = new ethers.JsonRpcProvider(rpcUrl)
	const wallet = new ethers.Wallet(privateKey, provider)

	console.log("💰 检查账户余额...")
	console.log("📝 账户地址:", wallet.address)

	// 检查BNB余额（用于支付gas费）
	const bnbBalance = await provider.getBalance(wallet.address)
	console.log("💰 BNB余额:", ethers.formatEther(bnbBalance), "BNB")

	// 尝试读取部署信息文件（如果存在则显示代币余额）
	try {
		const deploymentInfo = JSON.parse(fs.readFileSync("deployment-bsc-testnet.json", "utf8"))

		const mockUSDTAddress = deploymentInfo.contracts.mockUSDT
		const controlledERC20Address = deploymentInfo.contracts.controlledERC20

		// 检查代币余额（连接到已部署的合约）
		const mockUSDT = MockUSDT__factory.connect(mockUSDTAddress, wallet)
		const controlledERC20 = ControlledERC20__factory.connect(controlledERC20Address, wallet)

		const mockUSDTBalance = await mockUSDT.balanceOf(wallet.address)
		const controlledERC20Balance = await controlledERC20.balanceOf(wallet.address)

		console.log("\n🪙 代币余额:")
		console.log("MockUSDT余额:", ethers.formatUnits(mockUSDTBalance, 6), "mUSDT")
		console.log("ControlledERC20余额:", ethers.formatEther(controlledERC20Balance), "CTRL")

		if (controlledERC20Balance < ethers.parseEther("5")) {
			await controlledERC20.mint(wallet.address, ethers.parseEther("1000000"))
		}

		// 获取代币基本信息（名称、符号等）
		const mockUSDTName = await mockUSDT.name()
		const mockUSDTSymbol = await mockUSDT.symbol()
		const controlledERC20Name = await controlledERC20.name()
		const controlledERC20Symbol = await controlledERC20.symbol()

		console.log("\n📄 代币信息:")
		console.log(`${mockUSDTName} (${mockUSDTSymbol}):`, mockUSDTAddress)
		console.log(`${controlledERC20Name} (${controlledERC20Symbol}):`, controlledERC20Address)
	} catch (error) {
		console.log("⚠️ 无法读取部署信息，仅显示BNB余额")
	}
}

main()
	.then(() => process.exit(0))
	.catch((error) => {
		console.error("❌ 检查余额失败:", error)
		process.exit(1)
	})