IM/backend/IM_API/Application/EventHandlers/MessageCreatedHandler/ConversationEventHandler.cs
2026-02-12 21:53:26 +08:00

67 lines
2.4 KiB
C#

using AutoMapper;
using IM_API.Application.Interfaces;
using IM_API.Domain.Events;
using IM_API.Dtos;
using IM_API.Exceptions;
using IM_API.Interface.Services;
using IM_API.Models;
using IM_API.Services;
using IM_API.Tools;
using MassTransit;
using Microsoft.EntityFrameworkCore;
using Newtonsoft.Json;
namespace IM_API.Application.EventHandlers.MessageCreatedHandler
{
public class ConversationEventHandler : IConsumer<MessageCreatedEvent>
{
private readonly IConversationService _conversationService;
private readonly ILogger<ConversationEventHandler> _logger;
private readonly IUserService _userSerivce;
private readonly IGroupService _groupService;
public ConversationEventHandler(
IConversationService conversationService,
ILogger<ConversationEventHandler> logger,
IUserService userService,
IGroupService groupService
)
{
_conversationService = conversationService;
_logger = logger;
_userSerivce = userService;
_groupService = groupService;
}
public async Task Consume(ConsumeContext<MessageCreatedEvent> context)
{
var @event = context.Message;
if (@event.ChatType == ChatType.GROUP)
{
var userinfo = await _userSerivce.GetUserInfoAsync(@event.MsgSenderId);
await _groupService.UpdateGroupConversationAsync(new Dtos.Group.GroupUpdateConversationDto
{
GroupId = @event.MsgRecipientId,
LastMessage = @event.MessageContent,
LastSenderName = userinfo.NickName,
LastUpdateTime = @event.MessageCreated,
MaxSequenceId = @event.SequenceId
});
}
else
{
await _conversationService.UpdateConversationAfterSentAsync(new Dtos.Conversation.UpdateConversationDto
{
LastMessage = @event.MessageContent,
LastSequenceId = @event.SequenceId,
ReceiptId = @event.MsgRecipientId,
SenderId = @event.MsgSenderId,
StreamKey = @event.StreamKey,
DateTime = @event.MessageCreated
});
}
}
}
}