import { argon2id } from "hash-wasm";

export async function deriveKey(
  password: string,
  salt: Uint8Array
): Promise<Uint8Array> {
  const result = await argon2id({
    password,
    salt,
    parallelism: 4,
    iterations: 3,
    memorySize: 65536,
    hashLength: 32,
    outputType: "binary",
  });
  return result;
}

export function generateSalt(): Uint8Array {
  return crypto.getRandomValues(new Uint8Array(16));
}