using AutoMapper;
using IM_API.Application.Interfaces;
using IM_API.Domain.Events;
using IM_API.Dtos;
using IM_API.Hubs;
using IM_API.Interface.Services;
using IM_API.Models;
using IM_API.Tools;
using IM_API.VOs.Message;
using MassTransit;
using Microsoft.AspNetCore.SignalR;

namespace IM_API.Application.EventHandlers.MessageCreatedHandler
{
    public class SignalREventHandler : IConsumer<MessageCreatedEvent>
    {
        private readonly IHubContext<ChatHub> _hub;
        private readonly IMapper _mapper;
        private readonly IUserService _userService;
        public SignalREventHandler(IHubContext<ChatHub> hub, IMapper mapper,IUserService userService)
        {
            _hub = hub;
            _mapper = mapper;
            _userService = userService;
        }

        public async Task Consume(ConsumeContext<MessageCreatedEvent> context)
        {
            Console.ForegroundColor = ConsoleColor.Red;
            var @event = context.Message;
            try
            {
                var entity = _mapper.Map<Message>(@event);
                var messageBaseVo = _mapper.Map<MessageBaseVo>(entity);
                var senderinfo = await _userService.GetUserInfoAsync(@event.MsgSenderId);
                messageBaseVo.SenderName = senderinfo.NickName;
                messageBaseVo.SenderAvatar = senderinfo.Avatar ?? "";
                await _hub.Clients.Group(@event.StreamKey).SendAsync("ReceiveMessage", new HubResponse<MessageBaseVo>("Event", messageBaseVo));
            }
            catch (Exception ex)
            {
                Console.WriteLine($"[SignalR] 发送失败: {ex.Message}");
                Console.ResetColor();
                throw;
            }
        }
    }
}