Felicio Mununga 90834ba00e
change client
- split client and community
- split some community methods
- add message fetching
- make observeChannelMessages async
2022-06-08 11:37:53 +02:00

39 lines
1.2 KiB
TypeScript

import { keccak256 } from 'ethereum-cryptography/keccak'
import { getPublicKey, sign } from 'ethereum-cryptography/secp256k1'
import {
bytesToHex,
concatBytes,
hexToBytes,
} from 'ethereum-cryptography/utils'
export class Account {
public privateKey: string
public publicKey: string
public chatKey: string
constructor() {
const privateKey = utils.randomPrivateKey()
const publicKey = getPublicKey(privateKey)
const chatKey = getPublicKey(privateKey, true)
this.privateKey = bytesToHex(privateKey)
// this.publicKey = bytesToHex(publicKey)
this.publicKey =
'0x04ac419dac9a8bbb58825a3cde60eef0ee71b8cf6c63df611eeefc8e7aac7c79b55954b679d24cf5ec82da7ed921caf240628a9bfb3450c5111a9cffe54e631811'
// TODO?: add 0x prefix to public key
this.chatKey = bytesToHex(chatKey)
}
// sig must be a 65-byte compact ECDSA signature containing the recovery id as the last element.
sign = async (payload: Uint8Array) => {
const hash = keccak256(payload)
const [signature, recoverId] = await sign(hash, this.privateKey, {
recovered: true,
der: false,
})
return concatBytes(signature, new Uint8Array([recoverId]))
}
}