fix: redis mget 문제 해결

redis에서 mget을 수행할 때 빈 배열이 전달되는 경우 에러가 발생하는 것을
해결했습니다.

applicationServer/src/database/redis.service.ts

@@ -26,6 +26,7 @@ class RedisService {
   }
 
   async getMany(keys: string[]) {
+    if (keys.length === 0) return keys;
     return await this.redis.mget(keys);
   }
 

applicationServer/src/live/live.service.ts

@@ -8,9 +8,6 @@ import { Request } from 'express';
 import { uploadData } from '@src/storage/storage.repository';
 import { RedisService } from '@database/redis.service';
 
-// import { registerMockLive } from './mock/register-mock.util';
-// registerMockLive(this.live);
-
 @Injectable()
 export class LiveService {
   constructor(

applicationServer/src/live/mock/register-mock.util.ts

@@ -1,4 +1,9 @@
-function registerMockLive(live) {
+import { RedisService } from '@database/redis.service';
+import { REDIS_LIVE_KEY, REDIS_LIVE_LIST_KEY } from '@src/constants';
+
+function registerMockLive() {
+  const redisService = new RedisService();
+
   const mockBroadcastIdList = [
     '872bc363-0d0c-4bde-a867-7b0edd076ad6',
     '9b534e89-a596-436a-b314-65cbe0ff9fab',
@@ -17,20 +22,24 @@ function registerMockLive(live) {
   const contentCategoryList = ['music', 'talk', null, 'cook', 'mukbang'];
   const moodCategoryList = [null, 'calm', null, 'happy', null];
 
-  mockBroadcastIdList.forEach((data, idx) => {
-    live.data.set(mockBroadcastIdList[idx], {
-      broadcastId: mockBroadcastIdList[idx],
-      broadcastPath: `${mockBroadcastIdList[idx]}`,
-      title: `${mockNameList[idx]}의 라이브 방송`,
-      contentCategory: contentCategoryList[idx],
-      moodCategory: moodCategoryList[idx],
-      tags: [`방송 ${idx}`],
-      thumbnailUrl: `https://kr.object.ncloudstorage.com/media-storage/${mockBroadcastIdList[idx]}/dynamic_thumbnail.jpg`,
-      viewerCount: 0,
-      userName: mockNameList[idx],
-      profileImageUrl: 'https://kr.object.ncloudstorage.com/funch-storage/profile/profile_default.png',
-    });
+  mockBroadcastIdList.forEach(async (data, idx) => {
+    await redisService.addSetType(REDIS_LIVE_LIST_KEY, mockBroadcastIdList[idx]);
+    redisService.set(
+      `${REDIS_LIVE_KEY}${mockBroadcastIdList[idx]}`,
+      JSON.stringify({
+        broadcastId: mockBroadcastIdList[idx],
+        broadcastPath: `${mockBroadcastIdList[idx]}`,
+        title: `${mockNameList[idx]}의 라이브 방송`,
+        contentCategory: contentCategoryList[idx],
+        moodCategory: moodCategoryList[idx],
+        tags: [`방송 ${idx}`],
+        thumbnailUrl: `https://kr.object.ncloudstorage.com/media-storage/${mockBroadcastIdList[idx]}/dynamic_thumbnail.jpg`,
+        viewerCount: 0,
+        userName: mockNameList[idx],
+        profileImageUrl: 'https://kr.object.ncloudstorage.com/funch-storage/profile/profile_default.png',
+      }),
+    );
   });
 }
 
-export { registerMockLive };
+registerMockLive();