@keplr-ewallet/ewallet-sdk-cosmos/dist/methods/get_key.js

import { getBech32Address, getCosmosAddress, getEthAddress, isEthereumCompatible, } from "../utils/address";
export async function getKey(chainId) {
    const pubKey = await this.getPublicKey();
    //NOTE: For now, to match the existing Keplr functions and types,
    //the current getKey method throws an error to prevent it from being nullable. @retto
    if (pubKey === null) {
        throw new Error("Public key not found, check if the ewallet is initialized");
    }
    const chainInfoList = await this.getCosmosChainInfo();
    const chainInfo = chainInfoList.find((chainInfo) => chainInfo.chainId === chainId);
    if (!chainInfo || !chainInfo.bech32Config?.bech32PrefixAccAddr) {
        throw new Error("Chain info not found");
    }
    const hasEthereumSupport = isEthereumCompatible(chainInfo);
    const address = hasEthereumSupport
        ? getEthAddress(pubKey)
        : getCosmosAddress(pubKey);
    const bech32Address = getBech32Address(address, chainInfo.bech32Config.bech32PrefixAccAddr);
    return {
        bech32Address,
        address,
        pubKey,
        algo: hasEthereumSupport ? "ethsecp256k1" : "secp256k1",
        ethereumHexAddress: hasEthereumSupport
            ? Buffer.from(getEthAddress(pubKey)).toString("hex")
            : "",
        name: "",
        isNanoLedger: false,
        isKeystone: false,
    };
}
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