feat: add searchMemeByKeyword api

src/controller/meme.controller.ts

@@ -129,4 +129,23 @@ const getTodayMemeList = async (req: Request, res: Response, next: NextFunction)
   }
 };
 
-export { getMeme, getTodayMemeList, getAllMemeList, createMeme, deleteMeme, updateMeme };
+const searchMemeByKeyword = async (req: CustomRequest, res: Response, next: NextFunction) => {
+  const keyword = req.requestedKeyword;
+
+  try {
+    const memeList = await MemeService.searchMemeByKeyword(keyword);
+    return res.json(createSuccessResponse(HttpCode.OK, 'Search meme by keyword', memeList));
+  } catch (err) {
+    return next(new CustomError(err.message, err.status));
+  }
+};
+
+export {
+  getMeme,
+  getTodayMemeList,
+  getAllMemeList,
+  createMeme,
+  deleteMeme,
+  updateMeme,
+  searchMemeByKeyword,
+};

src/middleware/requestedInfo.ts

@@ -1,7 +1,7 @@
 import { NextFunction, Request, Response } from 'express';
 import _ from 'lodash';
 import mongoose from 'mongoose';
-import { IKeywordDocument } from 'src/model/keyword';
+import { IKeywordDocument } from '../model/keyword';
 
 import CustomError from '../errors/CustomError';
 import { HttpCode } from '../errors/HttpCode';

src/routes/meme.ts

@@ -7,8 +7,9 @@ import {
   createMeme,
   getTodayMemeList,
   getAllMemeList,
+  searchMemeByKeyword,
 } from '../controller/meme.controller';
-import { getRequestedMemeInfo } from '../middleware/requestedInfo';
+import { getRequestedMemeInfo, getKeywordInfoByName } from '../middleware/requestedInfo';
 
 const router = express.Router();
 
@@ -20,4 +21,6 @@ router.get('/:memeId', getMeme); // meme 조회
 router.patch('/:memeId', getRequestedMemeInfo, updateMeme); // meme 수정
 router.delete('/:memeId', getRequestedMemeInfo, deleteMeme); // meme 삭제
 
+router.get('/search/:name', getKeywordInfoByName, searchMemeByKeyword);
+
 export default router;

src/service/meme.service.ts

@@ -5,6 +5,7 @@ import CustomError from '../errors/CustomError';
 import { HttpCode } from '../errors/HttpCode';
 import { IMemeCreatePayload, IMemeDocument, MemeModel } from '../model/meme';
 import { logger } from '../util/logger';
+import { IKeywordDocument } from 'src/model/keyword';
 
 async function getMeme(memeId: string): Promise<IMemeDocument | null> {
   try {
@@ -97,4 +98,31 @@ async function deleteMeme(memeId: Types.ObjectId): Promise<boolean> {
   return true;
 }
 
-export { getMeme, createMeme, updateMeme, deleteMeme, getTodayMemeList, getAllMemeList };
+async function searchMemeByKeyword(keyword: IKeywordDocument): Promise<IMemeDocument[]> {
+  try {
+    const memeList = await MemeModel.find(
+      { keywordIds: keyword._id },
+      { createdAt: 0, updatedAt: 0 },
+    )
+      .sort({ reaction: -1 })
+      .populate('keywordIds', 'name')
+      .lean();
+
+    return memeList;
+  } catch (err) {
+    logger.error(`Failed to search meme by keyword(${keyword})`, err.message);
+    throw new CustomError(
+      `Failed to search meme by keyword(${keyword})`,
+      HttpCode.INTERNAL_SERVER_ERROR,
+    );
+  }
+}
+export {
+  getMeme,
+  createMeme,
+  updateMeme,
+  deleteMeme,
+  getTodayMemeList,
+  getAllMemeList,
+  searchMemeByKeyword,
+};