74 lines
2.0 KiB
TypeScript
74 lines
2.0 KiB
TypeScript
"use client";
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import { useState } from "react";
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import { useWatchBalance } from "@scaffold-ui/hooks";
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import { createWalletClient, http, parseEther } from "viem";
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import { hardhat } from "viem/chains";
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import { useAccount } from "wagmi";
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import { BanknotesIcon } from "@heroicons/react/24/outline";
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import { useTransactor } from "~~/hooks/scaffold-eth";
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// Number of ETH faucet sends to an address
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const NUM_OF_ETH = "1";
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const FAUCET_ADDRESS = "0xf39Fd6e51aad88F6F4ce6aB8827279cffFb92266";
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const localWalletClient = createWalletClient({
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chain: hardhat,
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transport: http(),
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});
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/**
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* FaucetButton button which lets you grab eth.
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*/
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export const FaucetButton = () => {
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const { address, chain: ConnectedChain } = useAccount();
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const { data: balance } = useWatchBalance({ address, chain: hardhat });
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const [loading, setLoading] = useState(false);
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const faucetTxn = useTransactor(localWalletClient);
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const sendETH = async () => {
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if (!address) return;
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try {
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setLoading(true);
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await faucetTxn({
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account: FAUCET_ADDRESS,
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to: address,
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value: parseEther(NUM_OF_ETH),
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});
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setLoading(false);
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} catch (error) {
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console.error("⚡️ ~ file: FaucetButton.tsx:sendETH ~ error", error);
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setLoading(false);
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}
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};
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// Render only on local chain
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if (ConnectedChain?.id !== hardhat.id) {
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return null;
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}
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const isBalanceZero = balance && balance.value === 0n;
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return (
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<div
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className={
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!isBalanceZero
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? "ml-1"
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: "ml-1 tooltip tooltip-bottom tooltip-primary tooltip-open font-bold before:left-auto before:transform-none before:content-[attr(data-tip)] before:-translate-x-2/5"
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}
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data-tip="Grab funds from faucet"
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>
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<button className="btn btn-secondary btn-sm px-2 rounded-full" onClick={sendETH} disabled={loading}>
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{!loading ? (
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<BanknotesIcon className="h-4 w-4" />
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) : (
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<span className="loading loading-spinner loading-xs"></span>
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)}
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</button>
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</div>
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);
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};
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