export class Base64Util {
  static encode(byteArray: Uint8Array): string {
    return Buffer.from(byteArray).toString('base64');
  }

  static decode(base64String: string): Uint8Array {
    if (typeof Buffer !== 'undefined') {
      return Uint8Array.from(Buffer.from(base64String, 'base64'));
    }

    const binaryString = atob(base64String);
    const byteArray = new Uint8Array(binaryString.length);
    for (let i = 0; i < binaryString.length; i++) {
      byteArray[i] = binaryString.charCodeAt(i);
    }
    return byteArray;
  }
}