using ERPCore.Domain.Enums;

namespace ERPCore.Domain.Entities;

/// <summary>
/// Brand master (FR-MD-09). Referenced optionally by <see cref="Item.BrandId"/>.
/// Mutable aggregate with a <see cref="RowVersion"/> ETag token. Deactivated, not
/// deleted, when referenced (FR-MD-08). Model: docs/10-BACKEND-PHASE1.md Part C.1.
/// </summary>
public class Brand
{
    public int BrandId { get; set; }
    public string Name { get; set; } = string.Empty;
    public EntityStatus Status { get; set; } = EntityStatus.Active;

    public DateTime CreatedAt { get; set; }
    public DateTime? UpdatedAt { get; set; }

    /// <summary>PostgreSQL xmin-backed optimistic concurrency token (ETag source).</summary>
    public uint RowVersion { get; set; }
}
