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import type { HexString } from 'https://deno.land/x/polkadot@0.2.40/util/types.ts';
import { u8aToU8a } from 'https://deno.land/x/polkadot@0.2.40/util/mod.ts';import { sr25519Agree } from 'https://deno.land/x/polkadot@0.2.40/wasm-crypto/mod.ts';
/** * @name sr25519Agreement * @description Key agreement between other's public key and self secret key */export function sr25519Agreement (secretKey: HexString | Uint8Array | string, publicKey: HexString | Uint8Array | string): Uint8Array {  const secretKeyU8a = u8aToU8a(secretKey);  const publicKeyU8a = u8aToU8a(publicKey);
  if (publicKeyU8a.length !== 32) {    throw new Error(`Invalid publicKey, received ${publicKeyU8a.length} bytes, expected 32`);  } else if (secretKeyU8a.length !== 64) {    throw new Error(`Invalid secretKey, received ${secretKeyU8a.length} bytes, expected 64`);  }
  return sr25519Agree(publicKeyU8a, secretKeyU8a);}