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Comments (5)

TarikGul avatar TarikGul commented on June 28, 2024

This is lacking a lot of detail.

Is this trustwallet related? If so you need to ask them support questions.

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divyangkhatri avatar divyangkhatri commented on June 28, 2024

Hello @TarikGul
So, below is my mnemonics

enhance chef explain another extend parade heart total brave escape together hobby

Trustwallet Polkadot address from above mnemonic

16aWaS7en2Ly2CrqFGJaixLXnwUfDThAPAeaoCh4bqAewMnK

Below is code snippet of generating wallet from mnemonic but it will return the different address.

const {Keyring} = require('@polkadot/keyring');

async function createPolkadotWalletFromMnemonic(mnemonic) {
  try {
    const keyring = new Keyring({ss58Format: 0, type: 'ed25519'});
    const keypair = keyring.addFromMnemonic(mnemonic);
    console.log('address', keypair.address);
    return {
      address: keypair.address,
    };
  } catch (e) {
    console.error('Error in polkadot', e);
    throw e;
  }
}
createPolkadotWalletFromMnemonic(
  'enhance chef explain another extend parade heart total brave escape together hobby',
);

the address generated from above code is

14n7xKyjrYkNcLnbdzTEERaBCeeRgNspMaioUAQHhszVxuRt

So, my main question is how to generate a same address like a trustwallet. So, please help me.

from common.

divyangkhatri avatar divyangkhatri commented on June 28, 2024

Hello @TarikGul ,
another question is below
The below is the wallet details which i can get from trustwallet

mnemonic : enhance chef explain another extend parade heart total brave escape together hobby
address: 16aWaS7en2Ly2CrqFGJaixLXnwUfDThAPAeaoCh4bqAewMnK
privateKeyHex: a61c949af59758398a10f2c32c43ac08f83bd7e4a395c6467f18628625ef21a5

I can generate a same wallet from below code

     createWalletByPrivateKey: async ({privateKey}) => {
      const keyring = new Keyring({ss58Format: 0});
      const keypair = keyring.addFromSeed(
        // eslint-disable-next-line no-undef
        Buffer.from(privateKey, 'hex'),
      );
      return {
        address: keypair.address,
        privateKey: privateKey,
      };
    }
    
    createWalletByPrivateKey({privateKey: 'a61c949af59758398a10f2c32c43ac08f83bd7e4a395c6467f18628625ef21a5' })

So, my main question is: how get privateKeyHex or privateKey Buffer from "keypair" object? In our wallet we are allow users to export the private key and also create a wallet from import from private key

from common.

divyangkhatri avatar divyangkhatri commented on June 28, 2024

I solved the issues like this.
below is code for create a wallet for specific derivePath

import {mnemonicToSeed} from 'bip39';
import {derivePath} from 'ed25519-hd-key';
import {Keyring} from '@polkadot/keyring';

const createPolkadotWallet = async mnemonic => {
  try {
    const seed = await mnemonicToSeed(mnemonic);
    const privateKey = derivePath("m/44'/354'/0'/0'/0'", seed).key;
    const keyring = new Keyring({ss58Format: 0});
    const keypair = keyring.addFromSeed(privateKey);
    return {
      address: keypair.address,
      privateKey: privateKey?.toString('hex'),
    };
  } catch (e) {
    console.error('Error in createPolkadotWallet', e);
    throw e;
  }
};

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polkadot-js-bot avatar polkadot-js-bot commented on June 28, 2024

This thread has been automatically locked since there has not been any recent activity after it was closed. Please open a new issue if you think you have a related problem or query.

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