Core_Be/Models/UnlinkedDeviceEnrollment.cs

using System.ComponentModel.DataAnnotations;
using System.ComponentModel.DataAnnotations.Schema;

namespace Fitness_core_BE.Models
{
    // A fingerprint enrolled directly on the physical access-control terminal (by gym
    // staff, outside our system) that has no matching CustomerAccess yet. Surfaced by
    // attendance ingestion (AgentService.IngestAttendanceAsync) whenever an incoming
    // employeeNo/DeviceUserId has no CustomerAccess mapping for that device, so the
    // client portal can offer it in a dropdown to link to a system Customer.
    public class UnlinkedDeviceEnrollment
    {
        [Key]
        public Guid Id { get; set; }

        public Guid FKDeviceId { get; set; }
        [ForeignKey("FKDeviceId")]
        public virtual AccessDevice AccessDevice { get; set; }

        public int DeviceUserId { get; set; }
        [MaxLength(32)]
        public string DeviceEmployeeNo { get; set; } = string.Empty;
        public string? DeviceReportedName { get; set; }
        [MaxLength(20)]
        public string? DeviceUserType { get; set; }
        public int FingerprintCount { get; set; }

        public DateTime DiscoveredAt { get; set; } = DateTime.UtcNow;
        public DateTime LastSeenAt { get; set; } = DateTime.UtcNow;
        public DateTime? LinkedAt { get; set; }

        public long? FKAccessProfileId { get; set; }
        [ForeignKey(nameof(FKAccessProfileId))]
        public virtual AccessProfile? AccessProfile { get; set; }
    }
}