using System.ComponentModel.DataAnnotations; namespace NexusReader.Domain.Entities; public class SubscriptionPlan { public const string FreeName = "Free"; public const string BasicName = "Basic"; public const string ProName = "Pro"; public const string EnterpriseName = "Enterprise"; public const int FreeId = 1; public const int BasicId = 2; public const int ProId = 3; public const int EnterpriseId = 4; [Key] public int Id { get; set; } [Required] [MaxLength(50)] public string PlanName { get; set; } = string.Empty; public int AITokenLimit { get; set; } public decimal MonthlyPrice { get; set; } [MaxLength(50)] public string StripeProductId { get; set; } = string.Empty; }