using _0_Framework.Application.FaceEmbedding;
using Microsoft.AspNetCore.SignalR;
using ServiceHost.Hubs;
using System.Threading.Tasks;

namespace ServiceHost
{
    /// <summary>
    /// پیاده‌سازی سرویس اطلاع‌رسانی Face Embedding با استفاده از SignalR
    /// </summary>
    public class FaceEmbeddingNotificationService : IFaceEmbeddingNotificationService
    {
        private readonly IHubContext<FaceEmbeddingHub> _hubContext;

        public FaceEmbeddingNotificationService(IHubContext<FaceEmbeddingHub> hubContext)
        {
            _hubContext = hubContext;
        }

        public async Task NotifyEmbeddingCreatedAsync(long workshopId, long employeeId, string employeeFullName)
        {
            var groupName = FaceEmbeddingHub.GetGroupName(workshopId);
            
            await _hubContext.Clients.Group(groupName).SendAsync("EmbeddingCreated", new
            {
                workshopId,
                employeeId,
                employeeFullName,
                timestamp = System.DateTime.UtcNow
            });
        }

        public async Task NotifyEmbeddingDeletedAsync(long workshopId, long employeeId)
        {
            var groupName = FaceEmbeddingHub.GetGroupName(workshopId);
            
            await _hubContext.Clients.Group(groupName).SendAsync("EmbeddingDeleted", new
            {
                workshopId,
                employeeId,
                timestamp = System.DateTime.UtcNow
            });
        }

        public async Task NotifyEmbeddingRefinedAsync(long workshopId, long employeeId)
        {
            var groupName = FaceEmbeddingHub.GetGroupName(workshopId);
            
            await _hubContext.Clients.Group(groupName).SendAsync("EmbeddingRefined", new
            {
                workshopId,
                employeeId,
                timestamp = System.DateTime.UtcNow
            });
        }
    }
}