feat: 对接chathub用户列表

Yi.Abp.Net8/module/chat-hub/Yi.Framework.ChatHub.Application/Services/ChatUserService.cs

@@ -0,0 +1,32 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using FreeRedis;
+using Mapster;
+using Microsoft.Extensions.Options;
+using Volo.Abp.Application.Services;
+using Volo.Abp.Caching;
+using Volo.Abp.DependencyInjection;
+using Yi.Framework.ChatHub.Application.Contracts.Dtos;
+using Yi.Framework.ChatHub.Domain.Shared.Caches;
+
+namespace Yi.Framework.ChatHub.Application.Services
+{
+    public class ChatUserService : ApplicationService
+    {
+        /// <summary>
+        /// 使用懒加载防止报错
+        /// </summary>
+        private IRedisClient RedisClient => LazyServiceProvider.LazyGetRequiredService<IRedisClient>();
+        private string CacheKeyPrefix => LazyServiceProvider.LazyGetRequiredService<IOptions<AbpDistributedCacheOptions>>().Value.KeyPrefix;
+        public async Task<List<ChatUserGetListOutputDto>> GetListAsync()
+        {
+            var key = new ChatOnlineUserCacheKey(CacheKeyPrefix);
+            var cacheUsers = (await RedisClient.HGetAllAsync(key.GetKey())).Select(x => System.Text.Json.JsonSerializer.Deserialize < ChatOnlineUserCacheItem >( x.Value)).ToList();
+            var output = cacheUsers.Adapt<List<ChatUserGetListOutputDto>>();
+            return output;
+        }
+    }
+}

Yi.Abp.Net8/module/chat-hub/Yi.Framework.ChatHub.Application/SignalRHubs/ChatHub.cs

@@ -0,0 +1,69 @@
+using FreeRedis;
+using Mapster;
+using Microsoft.AspNetCore.Authorization;
+using Microsoft.AspNetCore.SignalR;
+using Microsoft.Extensions.Options;
+using Volo.Abp.AspNetCore.SignalR;
+using Volo.Abp.Caching;
+using Volo.Abp.DependencyInjection;
+using Yi.Framework.ChatHub.Application.Contracts.Dtos;
+using Yi.Framework.ChatHub.Domain.Shared.Caches;
+using Yi.Framework.ChatHub.Domain.Shared.Consts;
+
+namespace Yi.Framework.ChatHub.Application.SignalRHubs
+{
+    [HubRoute("/hub/chat")]
+    [Authorize]
+    public class ChatHub : AbpHub
+    {
+        /// <summary>
+        /// 使用懒加载防止报错
+        /// </summary>
+        private IRedisClient RedisClient => LazyServiceProvider.LazyGetRequiredService<IRedisClient>();
+        /// <summary>
+        /// 缓存前缀
+        /// </summary>
+        private string CacheKeyPrefix => LazyServiceProvider.LazyGetRequiredService<IOptions<AbpDistributedCacheOptions>>().Value.KeyPrefix;
+        public ChatHub()
+        {
+        }
+
+        /// <summary>
+        /// 用户进入聊天室
+        /// </summary>
+        /// <returns></returns>
+        public override async Task OnConnectedAsync()
+        {
+            var key = new ChatOnlineUserCacheKey(CacheKeyPrefix);
+            var item = new ChatOnlineUserCacheItem()
+            {
+                UserId = CurrentUser.Id!.Value,
+                ClientId = Context.ConnectionId,
+                UserName = CurrentUser.UserName!
+            };
+
+
+            await RedisClient.HSetAsync(key.GetKey(), key.GetField(CurrentUser.Id!.Value), item);
+
+
+            //连接时，还需要去查询用户包含在的群组，将群主全部加入.Todo
+            await Groups.AddToGroupAsync(Context.ConnectionId, ChatConst.AllGroupName);
+            await Clients.All.SendAsync("liveUser", item.Adapt<ChatUserGetListOutputDto>());
+
+
+        }
+
+        /// <summary>
+        /// 用户退出聊天室
+        /// </summary>
+        /// <param name="exception"></param>
+        /// <returns></returns>
+        public async override Task OnDisconnectedAsync(Exception? exception)
+        {
+            var key = new ChatOnlineUserCacheKey(CacheKeyPrefix);
+            await RedisClient.HDelAsync(key.GetKey(), key.GetField(CurrentUser.Id!.Value));
+            await Groups.RemoveFromGroupAsync(Context.ConnectionId, ChatConst.AllGroupName);
+            await Clients.All.SendAsync("offlineUser", CurrentUser.Id!.Value);
+        }
+    }
+}

Yi.Abp.Net8/module/chat-hub/Yi.Framework.ChatHub.Application/Yi.Framework.ChatHub.Application.csproj

@@ -9,7 +9,6 @@
 
   <ItemGroup>
     <Folder Include="Jobs\" />
-    <Folder Include="Services\" />
   </ItemGroup>
 
 </Project>