feat: 검색에서 기관으로도 검색 가능하게 구현

src/article/query/application/article-search/dto/get-article-search.request.dto.ts

@@ -1,5 +1,11 @@
 import { ApiProperty } from '@nestjs/swagger';
-import { IsNotEmpty, IsString } from 'class-validator';
+import { IsEnum, IsNotEmpty, IsOptional, IsString } from 'class-validator';
+
+export enum SearchType {
+  TITLE = 'title',
+  ORGANIZATION = 'organization',
+  ALL = 'all',
+}
 
 export class GetArticleSearchRequestDto {
   @ApiProperty({
@@ -10,4 +16,15 @@ export class GetArticleSearchRequestDto {
   @IsString()
   @IsNotEmpty()
   keyword: string;
+
+  @ApiProperty({
+    description: '검색 유형 (title: 제목 검색, organization: 주관 기관 검색, all: 전체 검색)',
+    example: 'all',
+    enum: SearchType,
+    required: false,
+    default: SearchType.ALL,
+  })
+  @IsEnum(SearchType)
+  @IsOptional()
+  searchType?: SearchType = SearchType.ALL;
 }

src/article/query/application/article-search/get-article-search.use-case.ts

@@ -1,7 +1,7 @@
 import { Inject, Injectable } from '@nestjs/common';
 import { ARTICLE_QUERY_REPOSITORY, ArticleQueryRepository } from '../../domain/repository/article.query.repository';
 import { ArticleModel } from '../../domain/article.model';
-import { GetArticleSearchRequestDto } from './dto/get-article-search.request.dto';
+import { GetArticleSearchRequestDto, SearchType } from './dto/get-article-search.request.dto';
 
 @Injectable()
 export class GetArticleSearchUseCase {
@@ -11,7 +11,7 @@ export class GetArticleSearchUseCase {
   ) {}
 
   async execute(reqDto: GetArticleSearchRequestDto): Promise<ArticleModel[]> {
-    const { keyword } = reqDto;
-    return await this.articleQueryRepository.searchByKeyword(keyword);
+    const { keyword, searchType = SearchType.ALL } = reqDto;
+    return await this.articleQueryRepository.searchByKeyword(keyword, searchType);
   }
 }

src/article/query/domain/repository/article.query.repository.ts

@@ -1,5 +1,6 @@
 import { ArticleDetailModel } from '../article-detail.model';
 import { ArticleModel } from '../article.model';
+import { SearchType } from '../../application/article-search/dto/get-article-search.request.dto';
 
 export interface ArticleQueryRepository {
   findById(id: string): Promise<ArticleDetailModel>;
@@ -10,7 +11,7 @@ export interface ArticleQueryRepository {
     page?: number,
     limit?: number,
   ): Promise<ArticleModel[]>;
-  searchByKeyword(keyword: string): Promise<ArticleModel[]>;
+  searchByKeyword(keyword: string, searchType?: SearchType): Promise<ArticleModel[]>;
 }
 
 export const ARTICLE_QUERY_REPOSITORY = Symbol('ARTICLE_QUERY_REPOSITORY');

src/article/query/infrastructure/article.query.repository.impl.ts

@@ -6,6 +6,7 @@ import { ArticleDetailModel } from '../domain/article-detail.model';
 import { ArticleModel } from '../domain/article.model';
 import { CustomException } from 'src/shared/exception/custom-exception';
 import { CustomExceptionCode } from 'src/shared/exception/custom-exception-code';
+import { SearchType } from '../application/article-search/dto/get-article-search.request.dto';
 
 export class ArticleQueryRepositoryImpl implements ArticleQueryRepository {
   constructor(
@@ -218,7 +219,7 @@ export class ArticleQueryRepositoryImpl implements ArticleQueryRepository {
     return result;
   }
 
-  async searchByKeyword(keyword: string): Promise<ArticleModel[]> {
+  async searchByKeyword(keyword: string, searchType: SearchType = SearchType.ALL): Promise<ArticleModel[]> {
     const query = this.ormRepository.createQueryBuilder('a');
     query
       .select([
@@ -242,8 +243,18 @@ export class ArticleQueryRepositoryImpl implements ArticleQueryRepository {
       .leftJoin('a.tags', 'tag')
       .groupBy('a.id');
 
-    // 검색어 조건: 제목에서 검색
-    query.andWhere(`a.title LIKE ?`, [`%${keyword}%`]);
+    // 검색어 조건: searchType에 따라 분기
+    switch (searchType) {
+      case SearchType.TITLE:
+        query.andWhere(`a.title LIKE ?`, [`%${keyword}%`]);
+        break;
+      case SearchType.ORGANIZATION:
+        query.andWhere(`a.organization LIKE ?`, [`%${keyword}%`]);
+        break;
+      case SearchType.ALL:
+        query.andWhere(`(a.title LIKE ? OR a.organization LIKE ?)`, [`%${keyword}%`, `%${keyword}%`]);
+        break;
+    }
 
     // 정렬: 현재 시간에 가장 가까운 순서 (미래 우선)
     query.orderBy([

src/article/query/presentation/article.query.docs.ts

@@ -50,7 +50,11 @@ export const ArticleQueryDocs = createDocs<ArticleQueryEndpoint>({
     applyDecorators(
       ApiOperation({
         summary: '게시글 검색',
-        description: '제목을 기준으로 게시글을 검색합니다.',
+        description:
+          '게시글을 검색합니다. searchType 파라미터로 검색 대상을 지정할 수 있습니다.\n\n' +
+          '- **all**: 제목 + 주관 기관 전체 검색 (기본값)\n' +
+          '- **title**: 제목으로만 검색\n' +
+          '- **organization**: 주관 기관으로만 검색',
       }),
       ApiOkResponse({
         description: '게시글 검색 성공',