后端：

新增好友请求事件和好友已添加事件

backend/IM_API/Application/EventHandlers/FriendAddHandler/FriendAddConversationHandler.cs

@@ -1,13 +1,26 @@
 using IM_API.Domain.Events;
+using IM_API.Interface.Services;
 using MassTransit;
 
 namespace IM_API.Application.EventHandlers.FriendAddHandler
 {
     public class FriendAddConversationHandler : IConsumer<FriendAddEvent>
     {
-        public Task Consume(ConsumeContext<FriendAddEvent> context)
+        private readonly IFriendSerivce _friendService;
+        public FriendAddConversationHandler(IFriendSerivce friendService)
         {
-            throw new NotImplementedException();
+            _friendService = friendService;
+        }
+
+        public async Task Consume(ConsumeContext<FriendAddEvent> context)
+        {
+            var @event = context.Message;
+            //为请求发起人添加好友记录
+            await _friendService.MakeFriendshipAsync(
+                @event.RequestUserId, @event.ResponseUserId, @event.RequestInfo.RemarkName);
+            //为接收人添加好友记录
+            await _friendService.MakeFriendshipAsync(
+                @event.ResponseUserId, @event.RequestUserId, @event.requestUserRemarkname);
         }
     }
 }