EnvelopeGenerator/EnvelopeGenerator.WebUI/EnvelopeGenerator.WebUI/Controllers/Interfaces/IAuthController.cs

using System.Security.Claims;
using Microsoft.AspNetCore.Authorization;

namespace EnvelopeGenerator.API.Controllers.Interfaces;

/// <summary>
/// 
/// </summary>
public interface IAuthController
{
    /// <summary>
    /// 
    /// </summary>
    IAuthorizationService AuthService { get; }

    /// <summary>
    /// 
    /// </summary>
    ClaimsPrincipal User { get; }
}

/// <summary>
/// 
/// </summary>
public static class AuthControllerExtensions
{
    /// <summary>
    /// 
    /// </summary>
    /// <param name="controller"></param>
    /// <param name="policyName"></param>
    /// <returns></returns>
    public static async Task<bool> IsUserInPolicyAsync(this IAuthController controller, string policyName)
    {
        var result = await controller.AuthService.AuthorizeAsync(controller.User, policyName);
        return result.Succeeded;
    }
}