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

namespace JobsMedical.Web.Models;

/// <summary>
/// «آماده به کار» — a healthcare worker advertising *themselves* as available for work
/// (the supply side), as opposed to a <see cref="Shift"/>/<see cref="JobOpening"/> posted by a
/// facility (the demand side). Very common in Iranian medical channels ("پرستار آماده همکاری…").
/// There is no facility; the valuable field is the contact <see cref="Phone"/>.
/// </summary>
public class TalentListing
{
    public int Id { get; set; }

    public int RoleId { get; set; }
    public Role Role { get; set; } = null!;

    [MaxLength(150)]
    public string? PersonName { get; set; }              // «دکتر سپیده علیزاده» (best-effort)

    public int? YearsExperience { get; set; }            // سابقه (سال)
    public bool IsLicensed { get; set; }                 // پروانه‌دار / دارای پروانه

    public int CityId { get; set; }
    public City City { get; set; } = null!;

    public int? DistrictId { get; set; }
    public District? District { get; set; }

    [MaxLength(150)]
    public string? AreaNote { get; set; }                // «فقط منطقه ۱» وقتی محله دقیق نگاشت نشد

    /// <summary>Searchable keyword tags (space-separated): certs/skills (mmt, icu…), پروانه‌دار,
    /// role, city. Drives deep search + tag chips.</summary>
    [MaxLength(500)]
    public string? Tags { get; set; }

    public EmploymentType? Availability { get; set; }     // تمام‌وقت/پاره‌وقت/قراردادی...
    public Gender Gender { get; set; } = Gender.Any;      // جنسیت فرد

    // Expected compensation — reuses the shift/job comp model.
    public PayType PayType { get; set; } = PayType.Negotiable;
    public long? PayAmount { get; set; }                 // مبلغ مدنظر (تومان)
    public int? SharePercent { get; set; }               // درصد/سهم درآمد مدنظر («۵۰٪ تسویه»)

    [MaxLength(30)]
    public string? Phone { get; set; }                   // primary phone (kept for cards/back-compat)

    /// <summary>All contact channels (phones, email, Instagram, Telegram, Bale, website…).</summary>
    public ICollection<ContactMethod> Contacts { get; set; } = new List<ContactMethod>();

    [MaxLength(2000)]
    public string? Description { get; set; }

    public ShiftStatus Status { get; set; } = ShiftStatus.Open;
    public ShiftSource Source { get; set; } = ShiftSource.Admin;

    [MaxLength(500)]
    public string? SourceUrl { get; set; }

    // APPROXIMATE coords from the source ad (Divar) — an applicant has no facility, so this is the
    // only location we have. Shown as a «محدودهٔ تقریبی» circle (the area they're available in).
    public double? Lat { get; set; }
    public double? Lng { get; set; }

    public DateTime CreatedAt { get; set; } = DateTime.UtcNow;

    // Transient: distance (km) when "near me" is active. Not persisted.
    [NotMapped] public double? DistanceKm { get; set; }
}