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feat(client): implement web3Modal #6

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feat(client): implement web3Modal #6

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3 changes: 1 addition & 2 deletions client/next.config.js
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Original file line number Diff line number Diff line change
Expand Up @@ -2,8 +2,7 @@
const nextConfig = {
reactStrictMode: true,
env: {
BASE_URL: process.env.NEXT_PUBLIC_SITE_URL,
CONTRACT_ADDRESS: process.env.NEXT_PUBLIC_CONTRACT_ADDRESS,
WALLET_CONNECT_ID: process.env.WALLET_CONNECT_ID,
}
}

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5 changes: 4 additions & 1 deletion client/package.json
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Expand Up @@ -16,14 +16,17 @@
"@types/react": "18.0.28",
"@types/react-dom": "18.0.11",
"@walletconnect/ethereum-provider": "^2.5.2",
"@web3modal/ethereum": "^2.2.2",
"@web3modal/react": "^2.2.2",
"dotenv": "^16.0.3",
"eslint": "8.34.0",
"eslint-config-next": "13.2.1",
"ethers": "^5.7.2",
"next": "13.2.1",
"react": "^18.2.0",
"react-dom": "18.2.0",
"typescript": "4.9.5"
"typescript": "4.9.5",
"wagmi": "^0.12.9"
},
"devDependencies": {
"autoprefixer": "^10.4.13",
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29 changes: 26 additions & 3 deletions client/pages/_app.tsx
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Original file line number Diff line number Diff line change
@@ -1,6 +1,29 @@
import '@/styles/globals.css'
import type { AppProps } from 'next/app'
import "@/styles/globals.css";
import type { AppProps } from "next/app";

import {
EthereumClient,
w3mConnectors,
w3mProvider,
} from "@web3modal/ethereum";
import { configureChains, createClient, WagmiConfig } from "wagmi";
import { bscTestnet } from "wagmi/chains";

const chains = [bscTestnet];
const projectId = process.env.WALLET_CONNECT_ID!;

const { provider } = configureChains(chains, [w3mProvider({ projectId })]);
const wagmiClient = createClient({
autoConnect: true,
connectors: w3mConnectors({ projectId, version: 1, chains }),
provider,
});
export const ethereumClient = new EthereumClient(wagmiClient, chains);

export default function App({ Component, pageProps }: AppProps) {
return <Component {...pageProps} />
return (
<WagmiConfig client={wagmiClient}>
<Component {...pageProps} />;
</WagmiConfig>
);
}
92 changes: 38 additions & 54 deletions client/pages/index.tsx
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Expand Up @@ -2,82 +2,63 @@ import Head from "next/head";
import Button from "@mui/material/Button";
import { useEffect, useRef, useState } from "react";
import { ethers } from "ethers";
import auctionArtifact from "../web3/abi/token-sale.json";
import tokenSaleArtifact from "../web3/abi/token-sale.json";
import { Web3Button, Web3Modal } from "@web3modal/react";
import { ethereumClient } from "./_app";
import { useAccount, useContract, useProvider, useSigner } from "wagmi";

export default function Home() {
const [account, setAccount] = useState("0x0000");

const amountToBuy: any = useRef(0);

const [isConnected, setIsConnected] = useState(false);

const [tokenBalance, setTokenBalance] = useState(0);

const [bnbBalance, setBnbBalance] = useState(0);

const [price, setPrice] = useState(0);

const [maxAllocation, setMaxAllocation] = useState(0);
const { isConnected } = useAccount();

const weiToBnb: any = 1000000000000000000;
const provider = useProvider();

let provider: any;
const contract = useContract({
address: tokenSaleArtifact.address,
abi: tokenSaleArtifact.abi,
});

let signer: any;
const { data: signer } = useSigner();

let contract: any;
const [tokenBalance, setTokenBalance] = useState(0);

const [contractWithSigner, setContractWithSigner]: any = useState(null);
const [price, setPrice] = useState(0);

useEffect(() => {});
const [maxAllocation, setMaxAllocation] = useState(0);

async function connectWallet() {
if (window.ethereum == null) {
console.log("MetaMask not installed");
} else {
try {
provider = new ethers.providers.Web3Provider(window.ethereum);
const [isDisplayed, setIsDisplayed] = useState(false);

const address = await provider.send("eth_requestAccounts", []);
useEffect(() => {
setIsDisplayed(isConnected);

setAccount(address[0]);
console.log(provider);
}, [isConnected]);

signer = provider.getSigner();
// useEffect(() => {
// if (!contract) return;

contract = new ethers.Contract(
auctionArtifact.address,
auctionArtifact.abi,
provider
);
// async function init(contract: any): Promise<void> {
// setPrice(await contract?.price());
// }

const WithSigner = contract.connect(signer);
const tokenPrice = await contract.price();
const allocation = await contract.maxAllocation();


setContractWithSigner(WithSigner);
setMaxAllocation(allocation.toString() / weiToBnb);
setPrice(tokenPrice.toNumber() / weiToBnb);
setIsConnected(true);
} catch (error) {
console.log("Error connection...");

console.log(error);
}
}
}
// init(contract);
// console.log(price);
// }, [contract]);

async function buy(event: any) {
event.preventDefault();

const WithSigner = contract!.connect(signer!);

const dai = amountToBuy.current.value;

const overrides = {
value: ethers.utils.parseUnits(dai.toString(), 18),
gasLimit: 110000,
};

await contractWithSigner.buy(overrides);
await WithSigner.buy(overrides);
}

return (
Expand All @@ -91,14 +72,12 @@ export default function Home() {
<main>
<div className="bg-black w-full h-screen flex items-center justify-center">
<div className="absolute top-6 right-6">
<Button variant="outlined" onClick={connectWallet}>
{!isConnected ? "Connect wallet" : account}
</Button>
<Web3Button />
</div>
<div className="flex flex-row gap-6">
<div className="w-[450px] flex flex-col gap-8 relative h-[300px] text-center border-[1px] border-blue-700 rounded-[18px]">
<h4 className="mt-8 text-xl text-blue-600">
Your balance in BNB: {bnbBalance}BNB
Your balance in BNB: 0 BNB
</h4>

<h4 className="text-xl text-blue-600">1 token = {price} BNB</h4>
Expand All @@ -113,7 +92,7 @@ export default function Home() {
</div>

<div className="w-[450px] h-[300px] text-center border-[1px] border-blue-700 rounded-[18px]">
{!isConnected ? (
{!isDisplayed ? (
<h1 className="text-center text-blue-600 text-3xl mt-[30%] justify-center">
Please connect your wallet
</h1>
Expand Down Expand Up @@ -142,6 +121,11 @@ export default function Home() {
</div>
</div>
</main>

<Web3Modal
projectId={process.env.WALLET_CONNECT_ID!}
ethereumClient={ethereumClient}
/>
</>
);
}
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