/**
 * Step 4 — Derivation / Signer: types
 * Target: ledger-live libs/coin-modules/coin-*/src/types/signer.ts
 * For EVM we use the same as Ethereum; Chain 138 uses path 44'/60'/0'/0/0.
 */

export type EthereumAddress = {
  address: string;
  publicKey: string;
  returnCode: number;
};

export type EthereumSignature = {
  signature: Buffer | null;
  returnCode: number;
};

export interface EthereumSigner {
  getAddress(path: string, display?: boolean): Promise<EthereumAddress>;
  signTransaction(path: string, rawTxHex: string): Promise<EthereumSignature>;
  signPersonalMessage(path: string, messageHex: string): Promise<EthereumSignature>;
}