ai 서버와의 통신을 통한 장소 추천 및 경로 추천 method구현

src/app.module.ts

@@ -64,7 +64,7 @@ import { FolderComplexModule } from './folder-complex/folder-complex.module';
     TripModule,
     FolderModule,
     CollectionModule,
-    CrawlingModule,
+    //CrawlingModule,
     CollectionComplexModule,
     PlaceComplexModule,
     FolderComplexModule,

src/place/dtos/paginated-places-list-res.dto.ts

@@ -8,6 +8,10 @@ import {
   CursorPaginationMeta,
 } from 'src/common/utils/cursor-pagination.util';
 import { IeumCategory } from 'src/common/enums/ieum-category.enum';
+import {
+  createNormalList,
+  NormalListMeta,
+} from 'src/common/utils/normal-list.util';
 
 export class PlaceInfoDto {
   @ApiProperty()
@@ -57,3 +61,20 @@ export class PlacesListResDto {
     this.items = items;
   }
 }
+
+export class PlacesListNoPaginationResDto {
+  @ApiProperty()
+  meta: NormalListMeta<RawPlaceInfo>; //GET /collections에서 정의한 listMeta 재활용
+  @ApiProperty({ type: [PlaceInfoDto] })
+  items: PlaceInfoDto[];
+
+  constructor(rawData: RawPlaceInfo[]) {
+    const { meta, items } = createNormalList(
+      rawData,
+      (item) => new PlaceInfoDto(item),
+    );
+
+    this.meta = meta;
+    this.items = items;
+  }
+}

src/place/dtos/rec-places-list-req.dto.ts

@@ -0,0 +1,19 @@
+import { ApiProperty } from '@nestjs/swagger';
+import { Transform, Type } from 'class-transformer';
+import { IsInt } from 'class-validator';
+
+export class RecommendedPlacesListReqDto {
+  @ApiProperty()
+  @Type(() => Number)
+  @IsInt()
+  userId: number;
+
+  @ApiProperty()
+  @Transform(({ value }) => (typeof value === 'number' ? [value] : value))
+  placeIds: number[];
+
+  @ApiProperty()
+  @Type(() => Number)
+  @IsInt()
+  numPlaceRec: number;
+}

src/place/dtos/rec-schedule-req.dto.ts

@@ -0,0 +1,14 @@
+import { ApiProperty } from '@nestjs/swagger';
+import { Transform, Type } from 'class-transformer';
+import { IsInt } from 'class-validator';
+
+export class RecommendedScheduleReqDto {
+  @ApiProperty()
+  @Transform(({ value }) => (typeof value === 'number' ? [value] : value))
+  placeIds: number[];
+
+  @ApiProperty()
+  @Type(() => Number)
+  @IsInt()
+  numCluster: number;
+}

src/place/repositories/place.repository.ts

@@ -2,6 +2,7 @@ import { Injectable } from '@nestjs/common';
 import { Place } from 'src/place/entities/place.entity';
 import { DataSource, Repository } from 'typeorm';
 import { KakaoLocalSearchRes } from 'src/common/interfaces/kakao-local-search-res.interface';
+import { RawPlaceInfo } from 'src/common/interfaces/raw-place-info.interface';
 
 @Injectable()
 export class PlaceRepository extends Repository<Place> {
@@ -47,6 +48,26 @@ export class PlaceRepository extends Repository<Place> {
     return placePreviewInfo;
   }
 
+  async getPlacePreviewInfoByIds(placeIds: number[]): Promise<RawPlaceInfo[]> {
+    const placePreviewInfoList = await this.createQueryBuilder('place')
+      .leftJoinAndSelect('place.placeTags', 'placeTag')
+      .leftJoinAndSelect('placeTag.tag', 'tag')
+      .leftJoinAndSelect('place.placeImages', 'placeImage')
+      .select([
+        'place.id AS id',
+        'place.name AS name',
+        'place.address AS address',
+        'place.primary_category AS primary_category ',
+        'ARRAY_AGG(placeImage.url ORDER BY placeImage.id DESC) AS "image_urls"',
+      ])
+      .where('place.id IN (:...placeIds)', { placeIds })
+      .groupBy('place.id')
+      .orderBy('place.id', 'DESC')
+      .getRawMany();
+
+    return placePreviewInfoList;
+  }
+
   async getPlacesByPlaceName(placeName: string): Promise<Place[]> {
     const places = await this.createQueryBuilder('place')
       .select(['place.id', 'place.name'])

src/place/services/place.service.ts

@@ -22,6 +22,8 @@ import { addressSimplifier } from 'src/common/utils/address-simplifier.util';
 import { GooglePlacesApiPlaceDetailsRes } from 'src/common/interfaces/google-places-api.interface';
 import { KakaoCategoryMappingService } from './kakao-category-mapping.service';
 import { IeumCategory } from 'src/common/enums/ieum-category.enum';
+import { PlacesListNoPaginationResDto } from '../dtos/paginated-places-list-res.dto';
+import { RecommendedPlacesListReqDto } from '../dtos/rec-places-list-req.dto';
 
 @Injectable()
 export class PlaceService {
@@ -91,6 +93,14 @@ export class PlaceService {
 
     return placePhoto.data;
   }
+
+  // --------- 외부 API 호출: AI 서버 ---------
+  async getRecommendedPlacesIds(
+    recommendedPlacesListReqDto: RecommendedPlacesListReqDto,
+  ) {}
+
+  async getRecommendedSchedule() {}
+
   // --------- 주요 메서드 ---------
   @Transactional()
   async createPlaceDetailByGooglePlacesApi(placeId: number) {
@@ -197,6 +207,29 @@ export class PlaceService {
     return new PlacePreviewResDto(place, ieumCategory);
   }
 
+  async getPlacePreviewInfoByIds(
+    placeIds: number[],
+  ): Promise<PlacesListNoPaginationResDto> {
+    //빈 배열 처리.
+    if (placeIds.length == 0) {
+      return new PlacesListNoPaginationResDto([]);
+    }
+
+    const rawPlacesInfoList =
+      await this.placeRepository.getPlacePreviewInfoByIds(placeIds);
+
+    await Promise.all(
+      rawPlacesInfoList.map(async (placeInfo) => {
+        placeInfo.ieumCategory = await this.getIeumCategoryByKakaoCategory(
+          placeInfo.primary_category,
+        );
+        return placeInfo; // 이 반환값은 실제로 사용되지 않지만, 명시적으로 표현
+      }),
+    );
+
+    return new PlacesListNoPaginationResDto(rawPlacesInfoList);
+  }
+
   async getPlacesByPlaceName(placeName: string): Promise<Place[]> {
     return await this.placeRepository.getPlacesByPlaceName(placeName);
   }

src/trip/trip.controller.ts

@@ -1,4 +1,4 @@
 import { Controller } from '@nestjs/common';
 
-@Controller('trip')
+@Controller('trips')
 export class TripController {}