fix(채팅):채팅 조회시 발송자 id RDB측 id로 변경

src/chat/chat.service.ts

@@ -4,13 +4,15 @@ import { ChatRepository } from './chat.repository';
 import { User } from '../user/schema/user.schema';
 import { ChatRoom } from '../room/entity/room.schema';
 import { Chat } from './schema/chat.schema';
-import { Types } from 'mongoose';
+import { Model, Types } from 'mongoose';
+import { InjectModel } from '@nestjs/mongoose';
 
 @Injectable()
 export class ChatService {
   constructor(
     private gateway: ChatGateway,
     private repository: ChatRepository,
+    @InjectModel(Chat.name) protected model: Model<Chat>,
   ) {}
 
   public async sendChat(chat: Partial<Chat>) {
@@ -22,9 +24,20 @@ export class ChatService {
   }
 
   public async searchChat(roomId: string, lastAccessedAt?: Date) {
-    return await this.repository.find({
-      room: new Types.ObjectId(roomId),
-      createdAt: { $gte: lastAccessedAt ? lastAccessedAt : 0 },
-    });
+    return this.model
+      .find(
+        {
+          room: new Types.ObjectId(roomId),
+          createdAt: { $gte: lastAccessedAt ? lastAccessedAt : 0 },
+        },
+        {
+          room: true,
+          _id: true,
+          content: true,
+          createdAt: true,
+          sender: true,
+        },
+      )
+      .populate('sender');
   }
 }

src/chat/schema/chat.schema.ts

@@ -4,6 +4,7 @@ import { ChatRoom, ChatRoomSchema } from '../../room/entity/room.schema';
 import { User, UserSchema } from '../../user/schema/user.schema';
 import { now, Types } from 'mongoose';
 import { ApiProperty } from '@nestjs/swagger';
+import * as inspector from 'inspector';
 export class Message {
   @ApiProperty()
   message: string;
@@ -16,7 +17,7 @@ export class Chat extends BaseSchema {
     required: true,
     ref: User.name,
   })
-  sender: Types.ObjectId;
+  sender: User;
   @Prop({ type: Message, required: true })
   content: Message;
 }

src/room/dto/chat.dto.ts

@@ -18,7 +18,7 @@ export class ChatDto {
     if (!chat) return;
     this.id = chat._id.toString();
     this.room = { id: chat.room.toString() };
-    this.sender = { id: chat.sender.toString() };
+    this.sender = { id: chat.sender.id };
     this.content = chat.content;
     this.createdAt = Math.floor(chat.createdAt.getTime() / 1000);
   }

src/room/room.service.ts

@@ -107,7 +107,7 @@ export class RoomService {
     const createdChat = await this.chatService.sendChat({
       content: { message: chat.message },
       room: room._id,
-      sender: sender._id,
+      sender: sender,
     });
     const users = await this.userService.findByRoomId(room._id);
     await this.repository.findOneAndUpdate(