// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
 
namespace Microsoft.AspNetCore.Authentication;
 
/// <summary>
/// Allows encoding and decoding base-64 url encoded text.
/// </summary>
public static class Base64UrlTextEncoder
{
    /// <summary>
    /// Encodes supplied data into Base64 and replaces any URL encodable characters into non-URL encodable
    /// characters.
    /// </summary>
    /// <param name="data">Data to be encoded.</param>
    /// <returns>Base64 encoded string modified with non-URL encodable characters</returns>
    public static string Encode(byte[] data)
    {
        return WebUtilities.WebEncoders.Base64UrlEncode(data);
    }
 
    /// <summary>
    /// Decodes supplied string by replacing the non-URL encodable characters with URL encodable characters and
    /// then decodes the Base64 string.
    /// </summary>
    /// <param name="text">The string to be decoded.</param>
    /// <returns>The decoded data.</returns>
    public static byte[] Decode(string text)
    {
        return WebUtilities.WebEncoders.Base64UrlDecode(text);
    }
}