using Data.SeaHavenIndustries;

namespace SeaHaven.DataServices.Models
{
    public sealed class VendorCompanyRosterReadModel
    {
        public int CompanyId { get; set; }
        public string Name { get; set; } = string.Empty;
        public string? CompanyPhone { get; set; }
        public string? Email { get; set; }
        public string? Address { get; set; }
        public string? City { get; set; }
        public string? State { get; set; }
        public string? Zip { get; set; }
        public string? GoogleMapsUrl { get; set; }
        public string? Notes { get; set; }
        public int? AreaId { get; set; }
        public string? AreaName { get; set; }
        public byte[]? RowVersion { get; set; }
        public List<VendorRosterTechnicianReadModel> Technicians { get; set; } = new();
    }

    public sealed class VendorRosterTechnicianReadModel
    {
        public int Id { get; set; }
        public string? ContactName { get; set; }
        public string? Phone { get; set; }
        public string? Email { get; set; }
        public string? PreferredContact { get; set; }
        public string? TradeSpecialties { get; set; }
        public bool IsActive { get; set; }
        public int TotalJobs { get; set; }
    }

    public sealed class VendorCompanyRosterWriteModel
    {
        public int CompanyId { get; set; }
        public byte[]? RowVersion { get; set; }
        public string Name { get; set; } = string.Empty;
        public string? CompanyPhone { get; set; }
        public string? Email { get; set; }
        public string? Address { get; set; }
        public string? City { get; set; }
        public string? State { get; set; }
        public string? Zip { get; set; }
        public string? GoogleMapsUrl { get; set; }
        public string? Notes { get; set; }

        // SH-278: applied only when AreaIdProvided; null AreaId means Unassigned.
        public bool AreaIdProvided { get; set; }
        public int? AreaId { get; set; }
        public string? ActorUserId { get; set; }
        public List<RosterTechnicianWriteModel> Technicians { get; set; } = new();
    }

    public sealed class RosterTechnicianWriteModel
    {
        public int? Id { get; set; }
        public string? ContactName { get; set; }
        public string? Phone { get; set; }
        public string? Email { get; set; }
        public string? PreferredContact { get; set; }
        public string? TradeSpecialties { get; set; }
        public bool IsActive { get; set; } = true;
    }

    // Additive roster update (SH-250): AddTechnicians rows are inserted and nothing
    // is ever removed. CompanyFields carries optional company-level updates where a
    // null property means "leave unchanged".
    public sealed class VendorCompanyRosterAddWriteModel
    {
        public int CompanyId { get; set; }
        public byte[]? RowVersion { get; set; }
        public string? ActorUserId { get; set; }
        public VendorRosterCompanyFieldsWriteModel? CompanyFields { get; set; }
        public List<RosterTechnicianWriteModel> AddTechnicians { get; set; } = new();
    }

    public sealed class VendorRosterCompanyFieldsWriteModel
    {
        public string? Name { get; set; }
        public string? CompanyPhone { get; set; }
        public string? Email { get; set; }
        public string? Address { get; set; }
        public string? City { get; set; }
        public string? State { get; set; }
        public string? Zip { get; set; }
        public string? GoogleMapsUrl { get; set; }
        public string? Notes { get; set; }

        // SH-278: applied only when AreaIdProvided; null AreaId means Unassigned.
        public bool AreaIdProvided { get; set; }
        public int? AreaId { get; set; }
    }

    // Raised by the roster data service when a technician removed from the snapshot
    // still has open linked work orders, so the whole reconcile must fail. Carries the
    // blocking work orders so the API can surface a stable 409 without leaking internals.
    /// <summary>
    /// Raised when a company rename collides with the unique NormalizedName index.
    /// Distinct from <see cref="VendorRosterConflictException"/>, which reports open
    /// linked work orders, so callers can return a stable client conflict instead of
    /// letting the raw <see cref="Microsoft.EntityFrameworkCore.DbUpdateException"/>
    /// surface as a 500.
    /// </summary>
    public sealed class VendorRosterDuplicateNameException : Exception
    {
        public VendorRosterDuplicateNameException(string message, Exception inner)
            : base(message, inner)
        {
        }
    }

    public sealed class VendorRosterConflictException : Exception
    {
        public IReadOnlyList<LinkedWorkOrderInfo> BlockedWorkOrders { get; }

        public VendorRosterConflictException(string message, IReadOnlyList<LinkedWorkOrderInfo> blockedWorkOrders)
            : base(message)
        {
            BlockedWorkOrders = blockedWorkOrders;
        }
    }
}