@river-build/web3/dist/LocalhostWeb3Provider.js

Dapps for our Space and Registry contracts

import { ethers } from 'ethers';
import { dlogger } from '@river-build/dlog';
import { mintMockNFT } from './ContractHelpers';
const logger = dlogger('csb:LocalhostWeb3Provider');
// Behaves like a metamask provider
export class LocalhostWeb3Provider extends ethers.providers.JsonRpcProvider {
    // note to self, the wallet contains a reference to a provider, which is a circular ref back this class
    wallet;
    get isMetaMask() {
        return true;
    }
    get signer() {
        return this.wallet;
    }
    constructor(rpcUrl, wallet) {
        super(rpcUrl);
        this.wallet = (wallet ?? ethers.Wallet.createRandom()).connect(this);
        logger.log('initializing web3 provider with wallet', this.wallet.address);
    }
    async fundWallet(walletToFund = this.wallet) {
        const amountInWei = ethers.BigNumber.from(100).pow(18).toHexString();
        const address = typeof walletToFund === 'string' ? walletToFund : walletToFund.address;
        const result = this.send('anvil_setBalance', [address, amountInWei]);
        logger.log('fundWallet tx', result, amountInWei, address);
        const receipt = await result;
        logger.log('fundWallet receipt', receipt);
        const balance = await this.getBalance(address);
        logger.log('fundWallet balance', balance.toString());
        return true;
    }
    async mintMockNFT(config) {
        return mintMockNFT(this, config, this.wallet, this.wallet.address);
    }
    async request({ method, params = [], }) {
        if (method === 'eth_requestAccounts') {
            return [this.wallet.address];
        }
        else if (method === 'eth_accounts') {
            return [this.wallet.address];
        }
        else if (method === 'personal_sign') {
            // eslint-disable-next-line @typescript-eslint/no-unused-vars
            const [message, address] = params;
            if (ethers.utils.isHexString(message)) {
                // the json rpc provider will hexify the message, so we need to unhexify it
                const m1 = ethers.utils.arrayify(message);
                const m2 = ethers.utils.toUtf8String(m1);
                return this.wallet.signMessage(m2);
            }
            else {
                return this.wallet.signMessage(message);
            }
        }
        else {
            return this.send(method, params);
        }
    }
}
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