Merge pull request #10 from oodd-team/OD-43

대표 게시글 설정/해제 기능

Author: happbob

src/post/post.controller.ts

@@ -149,9 +149,21 @@ export class PostController {
     return new BaseResponse(true, '게시글이 삭제되었습니다.');
   }
 
-  @Patch()
+  @Patch(':postId/is-representative')
   @PatchIsRepresentativeSwagger('대표 게시글 지정 API')
-  patchIsRepresentative() {
-    // return this.userService.getHello();
+  async patchIsRepresentative(
+    @Param('postId') postId: number,
+    @Req() req: Request,
+  ): Promise<BaseResponse<any>> {
+    const currentUserId = req.user.userId;
+
+    await this.postService.validatePost(postId, currentUserId);
+
+    const updatedPost = await this.postService.patchIsRepresentative(
+      postId,
+      currentUserId,
+    );
+
+    return new BaseResponse(true, '대표 게시글 설정/해제 성공', updatedPost);
   }
 }

src/post/post.service.ts

@@ -324,6 +324,51 @@ export class PostService {
     return post;
   }
 
+  // 대표 게시글 설정
+  async patchIsRepresentative(
+    postId: number,
+    currentUserId: number,
+  ): Promise<Post> {
+    const queryRunner = this.dataSource.createQueryRunner();
+
+    await queryRunner.startTransaction();
+
+    const post = await this.postRepository.findOne({
+      where: { id: postId, user: { id: currentUserId }, status: 'activated' },
+    });
+
+    try {
+      // 대표 게시글 지정
+      if (!post.isRepresentative) {
+        // 기존 대표 게시글이 있다면, 그 게시글의 isRepresentative를 false로 변경
+        await queryRunner.manager.update(
+          Post,
+          {
+            user: { id: currentUserId },
+            isRepresentative: true,
+            status: 'activated',
+          },
+          { isRepresentative: false },
+        );
+
+        // 현재 게시글을 대표로 설정
+        post.isRepresentative = true;
+      } else {
+        // 대표 설정 해제
+        post.isRepresentative = false;
+      }
+
+      const updatedPost = await queryRunner.manager.save(post);
+      await queryRunner.commitTransaction();
+      return updatedPost;
+    } catch (error) {
+      await queryRunner.rollbackTransaction();
+      throw InternalServerException('게시글 수정에 실패했습니다.');
+    } finally {
+      await queryRunner.release();
+    }
+  }
+
   // 게시글 검증 메서드
   async validatePost(postId: number, userId?: number): Promise<void> {
     const post = await this.postRepository.findOne({

src/post/post.swagger.ts

@@ -5,7 +5,6 @@ import {
   ApiForbiddenResponse,
   ApiInternalServerErrorResponse,
   ApiNotFoundResponse,
-  ApiOperation,
   ApiUnauthorizedResponse,
 } from '@nestjs/swagger';
 import { BaseSwaggerDecorator } from 'nestjs-swagger-decorator';
@@ -190,6 +189,31 @@ export function DeletePostSwagger(text: string) {
 }
 
 // 대표 게시글 지정 API Swagger
-export function PatchIsRepresentativeSwagger(apiSummary: string) {
-  return ApiOperation({ summary: apiSummary });
+export function PatchIsRepresentativeSwagger(text: string) {
+  return BaseSwaggerDecorator(
+    { summary: text },
+    [],
+    [
+      ApiCreatedResponse({
+        description: '대표 게시글 수정 성공',
+        type: PatchPostDto,
+      }),
+      ApiBadRequestResponse({
+        description: '잘못된 요청입니다.',
+        type: BaseResponse,
+      }),
+      ApiUnauthorizedResponse({
+        description: '인증되지 않은 사용자입니다.',
+        type: BaseResponse,
+      }),
+      ApiForbiddenResponse({
+        description: '권한이 없습니다.',
+        type: BaseResponse,
+      }),
+      ApiInternalServerErrorResponse({
+        description: '서버 오류입니다.',
+        type: BaseResponse,
+      }),
+    ],
+  );
 }