chaingate/dist/esm/Currencies/CurrencyWallet/implementations/EvmWallet/EvmWallet.js

A complete TypeScript library for connecting to and making transactions on different blockchains

import { ethers, SigningKey } from 'ethers';
import { bytesToHex } from '../../../../InternalUtils/Utils';
import { EvmTransaction } from './EvmTransaction';
import { CurrencyWallet } from '../../CurrencyWallet';
export class EvmWallet extends CurrencyWallet {
    constructor(utils, transports) {
        super(utils, transports);
    }
    async getAddress() {
        const publicKey = await (await this.transports.getPublicKeyProvider(this.utils.currencyInfo.id))();
        return ethers.computeAddress(bytesToHex(publicKey.raw, true));
    }
    async getBalance() {
        return this.utils.addressBalance(await this.getAddress());
    }
    async createTransfer(toAddress, amount) {
        return this.prepareSmartContractTransaction(toAddress, amount, null);
    }
    async prepareSmartContractTransaction(smartContractAddress, amount, data) {
        const privateKeyProvider = await this.transports.getPrivateKeyProvider(this.utils.currencyInfo.id);
        return new EvmTransaction(this.utils, await this.getAddress(), smartContractAddress, amount, data, privateKeyProvider);
    }
    async signMessage(message) {
        const signer = new ethers.Wallet(new SigningKey((await this.getPrivateKey()).raw));
        return await signer.signMessage(message);
    }
}
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