WorkFlow/src/WorkFlow.API/Controllers/ControllerExtensions.cs

using System.Security.Claims;
using WorkFlow.API.Attributes;

namespace WorkFlow.API.Controllers;

[APIKeyAuth]
public static class ControllerExtensions
{
    public static bool TryGetUserId(this ClaimsPrincipal user, out int id) => int.TryParse(user.FindFirstValue(ClaimTypes.NameIdentifier), out id);

    public static bool TryGetUsername(this ClaimsPrincipal user, out string username)
    {
        var value = user.FindFirstValue(ClaimTypes.Name);

        if (value is null)
        {
            username = string.Empty;
            return false;
        }
        else
        {
            username = value;
            return true;
        }
    }

    public static bool TryGetName(this ClaimsPrincipal user, out string name)
    {
        var value = user.FindFirstValue(ClaimTypes.Surname);

        if (value is null)
        {
            name = string.Empty;
            return false;
        }
        else
        {
            name = value;
            return true;
        }
    }

    public static bool TryGetPrename(this ClaimsPrincipal user, out string prename)
    {
        var value = user.FindFirstValue(ClaimTypes.GivenName);

        if (value is null)
        {
            prename = string.Empty;
            return false;
        }
        else
        {
            prename = value;
            return true;
        }
    }

    public static bool TryGetEmail(this ClaimsPrincipal user, out string email)
    {
        var value = user.FindFirstValue(ClaimTypes.Email);

        if (value is null)
        {
            email = string.Empty;
            return false;
        }
        else
        {
            email = value;
            return true;
        }
    }
}