using Galaeth.Services.Constants;
using Galaeth.Services.Interfaces;
using Injectio.Attributes;

namespace Galaeth.ApiServer.Providers;

/// <inheritdoc />
[RegisterScoped]
public class IdentityProvider : IIdentityProvider
{
    /// <summary>
    /// Initializes a new instance of the <see cref="IdentityProvider"/> class.
    /// </summary>
    /// <param name="httpContextAccessor">Instance of <see cref="IHttpContextAccessor"/>.</param>
    public IdentityProvider(IHttpContextAccessor httpContextAccessor)
    {
        var claims = httpContextAccessor.HttpContext?.User.Claims;
        if (claims is not null)
        {
            UserId = claims.FirstOrDefault(c => c.Type == ClaimIds.UserId)?.Value;
        }
    }

    /// <summary>
    /// User's id.
    /// </summary>
    private string UserId { get; set; }

    /// <inheritdoc />
    public string GetRequestingUserId()
    {
        return UserId;
    }
}