using Ganss.Xss;
using Microsoft.Extensions.Localization;
using System.Text.Encodings.Web;

namespace EnvelopeGenerator.Application.Common.Extensions;

/// <summary>
/// 
/// </summary>
public static class XSSExtensions
{
    /// <summary>
    /// 
    /// </summary>
    /// <param name="value"></param>
    /// <param name="encoder"></param>
    /// <returns></returns>
    public static string? TryEncode(this string? value, UrlEncoder encoder) => value is null ? value : encoder.Encode(value);

    /// <summary>
    /// 
    /// </summary>
    /// <param name="value"></param>
    /// <param name="encoder"></param>
    /// <returns></returns>
    public static string? TryEncode(this LocalizedString? value, UrlEncoder encoder) => value is null ? null : encoder.Encode(value);

    /// <summary>
    /// 
    /// </summary>
    /// <param name="html"></param>
    /// <param name="sanitizer"></param>
    /// <returns></returns>
    public static string? TrySanitize(this string? html, HtmlSanitizer sanitizer) => html is null ? html : sanitizer.Sanitize(html);

    /// <summary>
    /// 
    /// </summary>
    /// <param name="html"></param>
    /// <param name="sanitizer"></param>
    /// <returns></returns>
    public static string? TrySanitize(this LocalizedString? html, HtmlSanitizer sanitizer) => html is null ? null : sanitizer.Sanitize(html);
}