using Knot.Shared.Kernel;

namespace Knot.Modules.Identity.Domain;

/// <summary>
/// Сущность пользователя в контексте идентификации (Identity).
/// </summary>
public sealed class User : AggregateRoot<Guid>
{
    public string Username { get; private set; }
    public string PasswordHash { get; private set; }
    public string DisplayName { get; private set; }
    public string? Email { get; private set; }
    public string? Bio { get; private set; }
    public string? Avatar { get; private set; }
    public DateTime? Birthday { get; private set; }
    public DateTime CreatedAt { get; private set; }
    public bool HideStoryViews { get; private set; }

    private User(Guid id, string username, string passwordHash, string displayName, string? email, string? bio = null) 
        : base(id)
    {
        Username = username;
        PasswordHash = passwordHash;
        DisplayName = displayName;
        Email = email;
        Bio = bio;
        CreatedAt = DateTime.UtcNow;
    }

    /// <summary>
    /// Фабричный метод для создания нового пользователя.
    /// </summary>
    public static User Create(string username, string passwordHash, string displayName, string? email = null, string? bio = null)
    {
        return new User(Guid.NewGuid(), username, passwordHash, displayName, email, bio);
    }

    public void UpdateProfile(string displayName, string? bio, DateTime? birthday)
    {
        DisplayName = displayName;
        Bio = bio;
        Birthday = birthday;
    }

    public void UpdateAvatar(string? avatarUrl)
    {
        Avatar = avatarUrl;
    }

    public void UpdateSettings(bool hideStoryViews)
    {
        HideStoryViews = hideStoryViews;
    }

    public void ChangePassword(string newPasswordHash)
    {
        PasswordHash = newPasswordHash;
    }
}