import base64url from 'base64url';

/**
 * Class that encodes binary blobs into strings.
 */
export default class Encoder {
  /**
   * Encodes given Buffer into a Base64URL string.
   */
  public static encode (content: Buffer | string): string {
    const encodedContent = base64url.encode(content);
    return encodedContent;
  }

  /**
   * Decodes the given Base64URL string into a Buffer.
   */
  public static decodeAsBuffer (encodedContent: string): Buffer {
    const content = base64url.toBuffer(encodedContent);
    return content;
  }

  /**
   * Decodes the given Base64URL string into a string.
   */
  public static decodeAsString (encodedContent: string): string {
    return base64url.decode(encodedContent);
  }
}